Climate - Calvinia (South Africa)

Calvinia: Temperatures - Precipitation - Sunshine hours - Weather by month


The climate of Calvinia is arid subtropical, with mild winters (but during which it gets cold at night) and hot summers (during which it can get very hot).
The city is located in the west of the South African Republic, at almost 1,000 meters (3,300 feet) above sea level.

Calvinia - Climate data

In Calvinia, the average temperature of the coldest month (July) is of 11.1 °C (51.9 °F), that of the warmest month (February) is of 23.8 °C (74.8 °F). Here are the average temperatures.
In Calvinia, precipitation amounts to 200 millimeters (7.9 inches) per year: it is therefore at a desert level. It ranges from 1 mm (0 in) in the driest months (June, July) to 30 mm (1.2 in) in the wettest one (January). Here is the average precipitation.
In Calvinia, there are on average around 3400 sunshine hours per year. Here are the average hours of sunshine per day.

Calvinia - Weather by month

Based on the period 1991-2020

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In January, the weather in Calvinia is usually warm to hot. However, there are remarkable differences between night and day. The average temperature is of 23.6 °C (74 °F), with a minimum of 13.9 °C (57 °F) and a maximum of 33.2 °C (91.8 °F).
On the coldest nights of the month, the temperature usually drops to around 7 °C (44.5 °F). However, it dropped to 3.6 °C (38.5 °F) in January 2002.
On the warmest days of the month, the temperature usually reaches around 39 °C (102.5 °F). However, it reached 41.8 °C (107.2 °F) in January 1999.
Precipitation amounts to 30 mm (1.2 in), and all occurs in one day.
The day lasts on average 13 hours and 55 minutes.
There are on average 11.5 hours of sunshine per day. So, the sun shines 84% of the time.
The average humidity is 35%.
The average wind speed is 15 kph (9 mph).

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In February, the warmest month of the year, the weather in Calvinia is usually warm to hot. However, there are remarkable differences between night and day. The average temperature is of 23.8 °C (75 °F), with a minimum of 14.1 °C (57.4 °F) and a maximum of 33.4 °C (92.2 °F).
On the coldest nights of the month, the temperature usually drops to around 7 °C (45 °F). However, it dropped to 4.4 °C (39.9 °F) in February 2015.
On the warmest days of the month, the temperature usually reaches around 38.5 °C (101.5 °F). However, it reached 41.1 °C (106 °F) in February 1995.
Precipitation amounts to 27 mm (1.1 in), and all occurs in one day.
The day lasts on average 13 hours and 10 minutes.
There are on average 11 hours of sunshine per day. So, the sun shines 84% of the time.
The average humidity is 36%.
The average wind speed is 14 kph (9 mph).

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In March, the weather in Calvinia is usually warm. However, there are remarkable differences between night and day. The average temperature is of 21.7 °C (71 °F), with a minimum of 12.1 °C (53.8 °F) and a maximum of 31.3 °C (88.3 °F).
On the coldest nights, the temperature usually drops to around 5 °C (41 °F). However, it dropped to 1.6 °C (34.9 °F) in March 2002.
On the warmest days, the temperature usually reaches around 37 °C (98 °F). However, it reached 39.7 °C (103.5 °F) in March 2013.
Precipitation amounts to 27 mm (1.1 in), distributed over 3 days.
The day lasts on average 12 hours and 10 minutes.
There are on average 10 hours of sunshine per day. So, the sun shines 81% of the time.
The average humidity is 39%.
The average wind speed is 13 kph (8 mph).

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In April, the weather in Calvinia is usually warm. However, there are remarkable differences between night and day. The average temperature is of 18.2 °C (65 °F), with a minimum of 9.4 °C (48.9 °F) and a maximum of 27.1 °C (80.8 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around 1.5 °C (35 °F). However, it dropped to -2.8 °C (27 °F) in April 2011.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 33.5 °C (92.5 °F). However, it reached 36.4 °C (97.5 °F) in April 2003.
Precipitation amounts to 18 mm (0.7 in), distributed over 4 days.
The day lasts on average 11 hours and 20 minutes.
There are on average 8.5 hours of sunshine per day. So, the sun shines 76% of the time.
The average humidity is 44%.
The average wind speed is 14 kph (9 mph).

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In May, the weather in Calvinia is usually very mild. However, there are remarkable differences between night and day. The average temperature is of 14.7 °C (58 °F), with a minimum of 6.4 °C (43.6 °F) and a maximum of 23 °C (73.3 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around -1 °C (30.5 °F). However, it dropped to -5.9 °C (21.4 °F) in May 2012.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 29 °C (84.5 °F). However, it reached 32.2 °C (90 °F) in May 2014.
Precipitation amounts to only 9 mm (0.4 in), distributed over 3 days.
The day lasts on average 10 hours and 30 minutes.
There are on average 7.5 hours of sunshine per day. So, the sun shines 70% of the time.
The average humidity is 50%.
The average wind speed is 13 kph (8 mph).

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In June, the weather in Calvinia is usually mild. However, there are remarkable differences between night and day. The average temperature is of 11.5 °C (53 °F), with a minimum of 3.8 °C (38.8 °F) and a maximum of 19.3 °C (66.7 °F).
On the coldest nights, the temperature usually drops to around -2.5 °C (27.5 °F). However, it dropped to -5.6 °C (21.9 °F) in June 2003.
On the warmest days, the temperature usually reaches around 25 °C (76.5 °F). However, it reached 28.4 °C (83.1 °F) in June 2020.
Precipitation amounts to only 1 mm (0 in), distributed over 4 days.
The day lasts on average 10 hours and 5 minutes. June 21, the winter solstice, is the shortest day of the year in the Southern Hemisphere.
There are on average 6.5 hours of sunshine per day. So, the sun shines 63% of the time.
The average humidity is 55%.
The average wind speed is 15 kph (9 mph).

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In July, the coldest month of the year, the weather in Calvinia is usually mild. However, there are remarkable differences between night and day. The average temperature is of 11.1 °C (52 °F), with a minimum of 3.2 °C (37.8 °F) and a maximum of 18.9 °C (66 °F).
On the coldest nights of the month, the temperature usually drops to around -4 °C (25.5 °F). However, it dropped to -6.6 °C (20.1 °F) in July 2003.
On the warmest days of the month, the temperature usually reaches around 24.5 °C (76.5 °F). However, it reached 28 °C (82.4 °F) in July 2019.
Precipitation amounts to only 1 mm (0 in), distributed over 4 days.
The day lasts on average 10 hours and 20 minutes.
There are on average 7 hours of sunshine per day. So, the sun shines 70% of the time.
The average humidity is 53%.
The average wind speed is 15 kph (10 mph).

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In August, the weather in Calvinia is usually mild. However, there are remarkable differences between night and day. The average temperature is of 11.5 °C (53 °F), with a minimum of 3 °C (37.4 °F) and a maximum of 19.9 °C (67.9 °F).
On the coldest nights of the month, the temperature usually drops to around -3.5 °C (26 °F). However, it dropped to -5.6 °C (21.9 °F) in August 2002.
On the warmest days of the month, the temperature usually reaches around 27.5 °C (81.5 °F). However, it reached 32.8 °C (91 °F) in August 2016.
Precipitation amounts to only 5 mm (0.2 in), distributed over 4 days.
The day lasts on average 11 hours and 0 minutes.
There are on average 8 hours of sunshine per day. So, the sun shines 75% of the time.
The average humidity is 53%.
The average wind speed is 15 kph (9 mph).

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In September, the weather in Calvinia is usually mild. However, there are remarkable differences between night and day. The average temperature is of 13.9 °C (57 °F), with a minimum of 4.6 °C (40.3 °F) and a maximum of 23.2 °C (73.8 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around -2 °C (28.5 °F). However, it dropped to -3.4 °C (25.9 °F) in September 2000.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 32 °C (90 °F). However, it reached 36.3 °C (97.3 °F) in September 2018.
Precipitation amounts to 11 mm (0.4 in), distributed over 4 days.
The day lasts on average 11 hours and 55 minutes.
There are on average 9 hours of sunshine per day. So, the sun shines 76% of the time.
The average humidity is 45%.
The average wind speed is 14 kph (9 mph).

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In October, the weather in Calvinia is usually very mild. However, there are remarkable differences between night and day. The average temperature is of 17.4 °C (63 °F), with a minimum of 7.6 °C (45.8 °F) and a maximum of 27.1 °C (80.9 °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 -2.3 °C (27.9 °F) in October 2005.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 35 °C (95.5 °F). However, it reached 39.6 °C (103.3 °F) in October 2015.
Precipitation amounts to 19 mm (0.7 in), distributed over 3 days.
The day lasts on average 12 hours and 55 minutes.
There are on average 10 hours of sunshine per day. So, the sun shines 77% of the time.
The average humidity is 37%.
The average wind speed is 15 kph (9 mph).

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In November, the weather in Calvinia is usually warm. However, there are remarkable differences between night and day. The average temperature is of 19.3 °C (67 °F), with a minimum of 9.7 °C (49.4 °F) and a maximum of 28.9 °C (84.1 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around 2.5 °C (36.5 °F). However, it dropped to -1.6 °C (29.1 °F) in November 2002.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 37 °C (98.5 °F). However, it reached 41.2 °C (106.2 °F) in November 2019.
Precipitation amounts to 23 mm (0.9 in), distributed over 2 days.
The day lasts on average 13 hours and 40 minutes.
There are on average 11 hours of sunshine per day. So, the sun shines 80% of the time.
The average humidity is 37%.
The average wind speed is 16 kph (10 mph).

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In December, the weather in Calvinia is usually warm. However, there are remarkable differences between night and day. The average temperature is of 21.8 °C (71 °F), with a minimum of 12 °C (53.6 °F) and a maximum of 31.5 °C (88.7 °F).
On the coldest nights of the month, the temperature usually drops to around 5.5 °C (42 °F). However, it dropped to 0.4 °C (32.7 °F) in December 2011.
On the warmest days of the month, the temperature usually reaches around 37 °C (99 °F). However, it reached 39.9 °C (103.8 °F) in December 2008.
Precipitation amounts to 28 mm (1.1 in), distributed over 2 days.
The day lasts on average 14 hours and 10 minutes. So the days are long. December 21, the summer solstice, is the longest day of the year in the Southern Hemisphere.
There are on average 11.5 hours of sunshine per day. So, the sun shines 81% of the time.
The average humidity is 36%.
The average wind speed is 16 kph (10 mph).