Climate - Sandnes (Norway)

The climate of Sandnes is oceanic, with cold, rainy winters and cool summers.
The city is located inside a fjord, on the south-western coast of Norway, the area where the climate is mildest.
A short distance away is the city of Stavanger, with which it forms a single conurbation.

The winter is cold, cloudy and rainy. The mildest days, in which the temperature can reach 8/10 °C (46/50 °F), are humid and rainy as well, and sometimes windy.
There are also colder periods, when it can snow, and the temperature can drop below freezing.
On the coldest nights of the year, the temperature typically drops to around -10 °C (14 °F), but can sometimes drop lower. The coldest record of -20 °C (-4 °F) was recorded in January 1987, which was a very cold month in Scandinavia.

The summer is mild, with fairly frequent rains. The days are very long.
When it's not raining, there are pleasant days, with highs around 21/22 °C (70/72 °F). At times, there can be warm days, in which the temperature exceeds 25 °C (77 °F).
Occasionally, there may also be short hot periods, which are becoming more frequent in recent years, and in which the temperature can reach or even exceed 30 °C (86 °F). However, at Stavanger-Sola airport, the highest record is 33.5 °C (92.3 °F) and was set in August 1975.

The latitude of Sandnes is 58°51'N. On the shortest day of the year, December 21st, the sun rises at 9:28 am and sets at 3:41 pm. On the longest day, June 21, the sun rises at 4:25 am and sets at 10:52 pm. The white nights, in which it is not completely dark even at midnight, occur from May 16 to July 27.

Best Time

The best time to visit Sandnes is the summer, from June to August, since it is the mildest season. However, you must take into account some rainy days and a bit of cold at night.

Sandnes - Climate data

In Sandnes, the average temperature of the coldest month (February) is of 2.1 °C (35.8 °F), that of the warmest month (August) is of 15.8 °C (60.4 °F). Here are the average temperatures.
In Sandnes, precipitation amounts to 1310 millimeters (51.6 inches) per year: it is therefore quite abundant. It ranges from 65 mm (2.6 in) in the driest months (April, May) to 150 mm (5.9 in) in the wettest one (October). Here is the average precipitation.
At Sandnes, the sea temperature ranges from 6 °C (43 °F) in February, March to 16 °C (61 °F) in August. Here are the average sea temperatures.
In Sandnes, there are on average around 1540 sunshine hours per year. Here are the average hours of sunshine per day.

Sandnes - Weather by month

Based on the period 1991-2020

---

In January, the weather in Sandnes is usually cold. The average temperature is of 2.4 °C (36 °F), with a minimum of 0 °C (32 °F) and a maximum of 4.8 °C (40.6 °F).
On the coldest nights of the month, the temperature usually drops to around -8 °C (17.5 °F). However, it dropped to -17.7 °C (0.1 °F) in January 2010.
On the warmest days of the month, the temperature usually reaches around 9 °C (48 °F). However, it reached 12 °C (53.6 °F) in January 1998.
Precipitation amounts to 130 mm (5.1 in), distributed over 16 days.
The day lasts on average 7 hours and 10 minutes. So the days are short.
There are on average 1.5 hours of sunshine per day. So, the sun shines 22% of the time.
The average humidity is 82%. Hence, the air is normally humid.
The average wind speed is 19 kph (12 mph).
The average sea temperature is of 7 °C (44.5 °F). Therefore, the sea is very cold for swimming.

---

In February, the coldest month of the year, the weather in Sandnes is usually cold. The average temperature is of 2.1 °C (36 °F), with a minimum of -0.4 °C (31.2 °F) and a maximum of 4.6 °C (40.3 °F).
On the coldest nights of the month, the temperature usually drops to around -7.5 °C (18.5 °F). However, it dropped to -13.8 °C (7.2 °F) in February 1991.
On the warmest days of the month, the temperature usually reaches around 8.5 °C (47.5 °F). However, it reached 13.9 °C (57 °F) in February 2019.
Precipitation amounts to 110 mm (4.3 in), distributed over 14 days.
The day lasts on average 9 hours and 25 minutes.
There are on average 3 hours of sunshine per day. So, the sun shines 30% of the time.
The average humidity is 80%. Hence, the air is normally humid.
The average wind speed is 17 kph (11 mph).
The average sea temperature is of 6 °C (43 °F). Therefore, the sea is very cold for swimming.

---

In March, the weather in Sandnes is usually cold. The average temperature is of 3.7 °C (39 °F), with a minimum of 0.9 °C (33.7 °F) and a maximum of 6.5 °C (43.7 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around -5.5 °C (22 °F). However, it dropped to -15.2 °C (4.6 °F) in March 2001.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 11.5 °C (52.5 °F). However, it reached 17.7 °C (63.9 °F) in March 2007.
Precipitation amounts to 85 mm (3.3 in), distributed over 13 days.
The day lasts on average 11 hours and 55 minutes.
There are on average 4.5 hours of sunshine per day. So, the sun shines 38% of the time.
The average humidity is 77%. Hence, the air is normally humid.
The average wind speed is 17 kph (11 mph).
The average sea temperature is of 6 °C (42.5 °F). Therefore, the sea is very cold for swimming.

---

In April, the weather in Sandnes is usually quite mild. The average temperature is of 7.0 °C (45 °F), with a minimum of 3.6 °C (38.5 °F) and a maximum of 10.4 °C (50.7 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around -2 °C (28.5 °F). However, it dropped to -7.9 °C (17.8 °F) in April 1991.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 18 °C (64 °F). However, it reached 25.2 °C (77.4 °F) in April 1993.
Precipitation amounts to 65 mm (2.6 in), distributed over 10 days.
The day lasts on average 14 hours and 30 minutes.
There are on average 5.5 hours of sunshine per day. So, the sun shines 39% of the time.
The average humidity is 74%. Hence, the air is normally humid.
The average wind speed is 16 kph (10 mph).
The average sea temperature is of 6.5 °C (43.5 °F). Therefore, the sea is very cold for swimming.

---

In May, the weather in Sandnes is usually mild. The average temperature is of 10.4 °C (51 °F), with a minimum of 6.9 °C (44.4 °F) and a maximum of 13.9 °C (57 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 1.5 °C (35 °F). However, it dropped to -1.5 °C (29.3 °F) in May 2010.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 22.5 °C (72 °F). However, it reached 29.4 °C (84.9 °F) in May 2018.
Precipitation amounts to 65 mm (2.6 in), distributed over 10 days.
The day lasts on average 17 hours and 0 minutes. So the days are very long.
There are on average 7.5 hours of sunshine per day. So, the sun shines 43% of the time.
The average humidity is 75%. Hence, the air is normally humid.
The average wind speed is 16 kph (10 mph).
The average sea temperature is of 9 °C (48 °F). Therefore, the sea is very cold for swimming.

---

In June, the weather in Sandnes is usually mild. The average temperature is of 13.1 °C (55 °F), with a minimum of 9.9 °C (49.8 °F) and a maximum of 16.2 °C (61.2 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 5.5 °C (42.5 °F). However, it dropped to 2.9 °C (37.2 °F) in June 1991.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 23.5 °C (74.5 °F). However, it reached 29 °C (84.2 °F) in June 2009.
Precipitation amounts to 70 mm (2.8 in), distributed over 10 days.
The day lasts on average 18 hours and 20 minutes. So the days are very long. June 21, the summer solstice, is the longest day of the year in the Northern Hemisphere.
There are on average 7.5 hours of sunshine per day. So, the sun shines 40% of the time.
The average humidity is 78%. Hence, the air is normally humid.
The average wind speed is 16 kph (10 mph).
The average sea temperature is of 12 °C (53.5 °F). Therefore, the sea is very cold for swimming.

---

In July, the weather in Sandnes is usually very mild. The average temperature is of 15.6 °C (60 °F), with a minimum of 12.5 °C (54.5 °F) and a maximum of 18.7 °C (65.7 °F).
On the coldest nights of the month, the temperature usually drops to around 8.5 °C (47.5 °F). However, it dropped to 5.6 °C (42.1 °F) in July 1995.
On the warmest days of the month, the temperature usually reaches around 26 °C (79 °F). However, it reached 32.5 °C (90.5 °F) in July 2018.
Precipitation amounts to 85 mm (3.3 in), distributed over 11 days.
The day lasts on average 17 hours and 35 minutes. So the days are very long.
There are on average 6.5 hours of sunshine per day. So, the sun shines 36% of the time.
The average humidity is 80%. Hence, the air is normally humid.
The average wind speed is 14 kph (9 mph).
The average sea temperature is of 14.5 °C (58.5 °F). Therefore, the sea is very cold for swimming.

---

In August, the warmest month of the year, the weather in Sandnes is usually very mild. The average temperature is of 15.8 °C (60 °F), with a minimum of 12.7 °C (54.8 °F) and a maximum of 18.9 °C (66 °F).
On the coldest nights of the month, the temperature usually drops to around 8 °C (46 °F). However, it dropped to 5.1 °C (41.2 °F) in August 1995.
On the warmest days of the month, the temperature usually reaches around 25.5 °C (78 °F). However, it reached 30 °C (86 °F) in August 1994.
Precipitation amounts to 130 mm (5.1 in), distributed over 14 days.
The day lasts on average 15 hours and 25 minutes. So the days are long.
There are on average 5 hours of sunshine per day. So, the sun shines 33% of the time.
The average humidity is 79%. Hence, the air is normally humid.
The average wind speed is 15 kph (9 mph).
The average sea temperature is of 16 °C (60.5 °F). Therefore, the sea is cold for swimming.

---

In September, the weather in Sandnes is usually mild. The average temperature is of 13.3 °C (56 °F), with a minimum of 10.3 °C (50.6 °F) and a maximum of 16.2 °C (61.1 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around 5 °C (40.5 °F). However, it dropped to 0.9 °C (33.6 °F) in September 1993.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 21.5 °C (70.5 °F). However, it reached 26.7 °C (80.1 °F) in September 2016.
Precipitation amounts to 135 mm (5.3 in), distributed over 14 days.
The day lasts on average 12 hours and 50 minutes.
There are on average 4.5 hours of sunshine per day. So, the sun shines 37% of the time.
The average humidity is 79%. Hence, the air is normally humid.
The average wind speed is 15 kph (10 mph).
The average sea temperature is of 14 °C (57.5 °F). Therefore, the sea is very cold for swimming.

---

In October, the weather in Sandnes is usually mild. The average temperature is of 9.1 °C (48 °F), with a minimum of 6.4 °C (43.4 °F) and a maximum of 11.9 °C (53.4 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around -0.5 °C (31.5 °F). However, it dropped to -5.2 °C (22.6 °F) in October 1997.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 16.5 °C (62 °F). However, it reached 22.3 °C (72.1 °F) in October 2011.
Precipitation amounts to 150 mm (5.9 in), distributed over 16 days.
The day lasts on average 10 hours and 10 minutes.
There are on average 2.5 hours of sunshine per day. So, the sun shines 25% of the time.
The average humidity is 79%. Hence, the air is normally humid.
The average wind speed is 17 kph (10 mph).
The average sea temperature is of 12 °C (53 °F). Therefore, the sea is very cold for swimming.

---

In November, the weather in Sandnes is usually quite cold. The average temperature is of 5.4 °C (42 °F), with a minimum of 2.9 °C (37.2 °F) and a maximum of 7.9 °C (46.3 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around -4.5 °C (23.5 °F). However, it dropped to -11.7 °C (10.9 °F) in November 2010.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 12 °C (54 °F). However, it reached 16.2 °C (61.2 °F) in November 2011.
Precipitation amounts to 140 mm (5.5 in), distributed over 16 days.
The day lasts on average 7 hours and 40 minutes. So the days are short.
There are on average 1.5 hours of sunshine per day. So, the sun shines 20% of the time.
The average humidity is 81%. Hence, the air is normally humid.
The average wind speed is 17 kph (11 mph).
The average sea temperature is of 9.5 °C (49.5 °F). Therefore, the sea is very cold for swimming.

---

In December, the weather in Sandnes is usually cold. The average temperature is of 3.0 °C (37 °F), with a minimum of 0.5 °C (33 °F) and a maximum of 5.5 °C (41.9 °F).
On the coldest nights of the month, the temperature usually drops to around -7.5 °C (18 °F). However, it dropped to -15.5 °C (4.1 °F) in December 2010.
On the warmest days of the month, the temperature usually reaches around 9.5 °C (49.5 °F). However, it reached 12 °C (53.6 °F) in December 2019.
Precipitation amounts to 145 mm (5.7 in), distributed over 17 days.
The day lasts on average 6 hours and 25 minutes. So the days are short. December 21, the winter solstice, is the shortest day of the year in the Northern Hemisphere.
There is an average of 1 hour of sunshine per day. So, the sun shines 17% of the time.
The average humidity is 83%. Hence, the air is normally humid.
The average wind speed is 17 kph (11 mph).
The average sea temperature is of 8 °C (46.5 °F). Therefore, the sea is very cold for swimming.