The city is located in the far north of Switzerland, on the border with France and Germany, in the canton of Basel-Stadt (Basel-City), in the Rhine valley, 300 meters (1,000 feet) above sea level. We are in a slightly milder area than the Swiss plateau, and where there's a higher chance of sultry days in summer.
is cold and gray. There may be relatively mild periods, when Atlantic currents prevail, and other colder periods, when the temperature drops below freezing.
Sometimes, there can be cold spells, in which temperatures can drop as low as -10 °C (14 °F) or even below. The coldest record is -24 °C (-11.2 °F) and was set in January 1942.
On average, 37 cm (14.5 in) of snow fall per year (after Lugano, Basel is one of the least snowy cities in Switzerland, more or less on the same level as Geneva and Lausanne).
, the temperatures are generally pleasant and lend themselves to outdoor activities, although sometimes there can be rains and thunderstorms.
At times, hot periods can occur, generally of short duration, which in recent years are becoming more frequent due to global warming, and in which the temperature can exceed 32 °C (90 °F). The highest record is 39 °C (102.2 °F) and was set in July 1952.
to visit Basel is from mid-May to mid-September, since it is the warmest and sunniest of the year. However, we cannot exclude some rain, or a bit of cool weather, or even cold, especially in May and early June.
. Here are the average temperatures.
January, the coldest month of the year, is generally a cold month. The average temperature is of
2.3 °C, with a minimum of
-0.4 °C and a maximum of
5.1 °C.
On the coldest nights of the month, the temperature usually drops to around
-8 °C. However, it dropped to
-12.2 °C in January 1997.
On the warmest days of the month, the temperature usually reaches around
13.5 °C. However, it reached
19 °C in January 1991.
Precipitation amounts to
50 mm, distributed over 9 days.
The day lasts on average 8 hours and 55 minutes.
There are on average 2 hours of sunshine per day. So, the sun shines 25% of the time.
The average humidity is 84%. Hence, the air is normally humid.
The average wind speed is of
10.4 kph.
February is generally a cold month. The average temperature is of
3.5 °C, with a minimum of
-0.2 °C and a maximum of
7.1 °C.
On the coldest nights of the month, the temperature usually drops to around
-7 °C. However, it dropped to
-19.3 °C in February 2012.
On the warmest days of the month, the temperature usually reaches around
15 °C. However, it reached
20.4 °C in February 2017.
Precipitation amounts to
45 mm, distributed over 8 days.
The day lasts on average 10 hours and 20 minutes.
There are on average 3 hours of sunshine per day. So, the sun shines 31% of the time.
The average humidity is 79%. Hence, the air is normally humid.
The average wind speed is of
10.5 kph.
March is generally a quite mild month. The average temperature is of
7.3 °C, with a minimum of
2.6 °C and a maximum of
11.9 °C.
On the coldest nights of the month, the temperature usually drops to around
-3.5 °C. However, it dropped to
-14.7 °C in March 2005.
On the warmest days of the month, the temperature usually reaches around
20.5 °C. However, it reached
23.6 °C in March 2004.
Precipitation amounts to
50 mm, distributed over 9 days.
The day lasts on average 12 hours and 0 minutes.
There are on average 4.5 hours of sunshine per day. So, the sun shines 38% of the time.
The average humidity is 71%. Hence, the air is normally humid.
The average wind speed is of
10.5 kph.
April is generally a mild month. The average temperature is of
10.8 °C, with a minimum of
5.5 °C and a maximum of
16 °C.
On the coldest nights of the month, the temperature usually drops to around
-0.5 °C. However, it dropped to
-3.8 °C in April 2003.
On the warmest days of the month, the temperature usually reaches around
25 °C. However, it reached
28.3 °C in April 2018.
Precipitation amounts to
65 mm, distributed over 10 days.
The day lasts on average 13 hours and 40 minutes.
There are on average 5.5 hours of sunshine per day. So, the sun shines 40% of the time.
The average humidity is 67%.
The average wind speed is of
9.7 kph.
May is generally a very mild month. The average temperature is of
14.7 °C, with a minimum of
9.5 °C and a maximum of
20 °C.
On the coldest nights of the month, the temperature usually drops to around
3.5 °C. However, it dropped to
-0.2 °C in May 2019.
On the warmest days of the month, the temperature usually reaches around
28.5 °C. However, it reached
32.3 °C in May 2009.
Precipitation amounts to
100 mm, distributed over 12 days.
The day lasts on average 15 hours and 10 minutes. So the days are long.
There are on average 6 hours of sunshine per day. So, the sun shines 39% of the time.
The average humidity is 69%.
The average wind speed is of
9.4 kph.
June is generally a warm month. The average temperature is of
18.4 °C, with a minimum of
13.1 °C and a maximum of
23.8 °C.
On the coldest nights of the month, the temperature usually drops to around
8 °C. However, it dropped to
3.7 °C in June 2006.
On the warmest days of the month, the temperature usually reaches around
32 °C. However, it reached
35.9 °C in June 2019.
Precipitation amounts to
85 mm, distributed over 10 days.
The day lasts on average 15 hours and 55 minutes. So the days are long. June 21, the summer solstice, is the longest day of the year in the Northern Hemisphere.
There are on average 7 hours of sunshine per day. So, the sun shines 45% of the time.
The average humidity is 69%.
The average wind speed is of
8.8 kph.
July, the warmest month of the year, is generally a warm month. The average temperature is of
20.3 °C, with a minimum of
15 °C and a maximum of
25.7 °C.
On the coldest nights of the month, the temperature usually drops to around
10 °C. However, it dropped to
7.9 °C in July 1993.
On the warmest days of the month, the temperature usually reaches around
33.5 °C. However, it reached
37.4 °C in July 2019.
Precipitation amounts to
90 mm, distributed over 10 days.
The day lasts on average 15 hours and 30 minutes. So the days are long.
There are on average 7.5 hours of sunshine per day. So, the sun shines 48% of the time.
The average humidity is 68%.
The average wind speed is of
8.6 kph.
August is generally a warm month. The average temperature is of
20 °C, with a minimum of
14.7 °C and a maximum of
25.3 °C.
On the coldest nights of the month, the temperature usually drops to around
9.5 °C. However, it dropped to
6 °C in August 1998.
On the warmest days of the month, the temperature usually reaches around
32.5 °C. However, it reached
38.6 °C in August 2003.
Precipitation amounts to
85 mm, distributed over 10 days.
The day lasts on average 14 hours and 10 minutes. So the days are long.
There are on average 7 hours of sunshine per day. So, the sun shines 50% of the time.
The average humidity is 71%. Hence, the air is normally humid.
The average wind speed is of
7.7 kph.
September is generally a very mild month. The average temperature is of
15.8 °C, with a minimum of
11 °C and a maximum of
20.6 °C.
On the coldest nights of the month, the temperature usually drops to around
5.5 °C. However, it dropped to
2.3 °C in September 2002.
On the warmest days of the month, the temperature usually reaches around
27.5 °C. However, it reached
31.9 °C in September 2011.
Precipitation amounts to
70 mm, distributed over 8 days.
The day lasts on average 12 hours and 30 minutes.
There are on average 5.5 hours of sunshine per day. So, the sun shines 44% of the time.
The average humidity is 77%. Hence, the air is normally humid.
The average wind speed is of
7.8 kph.
October is generally a mild month. The average temperature is of
11.5 °C, with a minimum of
7.6 °C and a maximum of
15.4 °C.
On the coldest nights of the month, the temperature usually drops to around
1 °C. However, it dropped to
-4.8 °C in October 1997.
On the warmest days of the month, the temperature usually reaches around
23 °C. However, it reached
28.2 °C in October 2009.
Precipitation amounts to
75 mm, distributed over 10 days.
The day lasts on average 10 hours and 50 minutes.
There are on average 3.5 hours of sunshine per day. So, the sun shines 34% of the time.
The average humidity is 83%. Hence, the air is normally humid.
The average wind speed is of
8.3 kph.
November is generally a quite cold month. The average temperature is of
6.2 °C, with a minimum of
3.2 °C and a maximum of
9.2 °C.
On the coldest nights of the month, the temperature usually drops to around
-3 °C. However, it dropped to
-8.8 °C in November 1998.
On the warmest days of the month, the temperature usually reaches around
17 °C. However, it reached
22.5 °C in November 2020.
Precipitation amounts to
65 mm, distributed over 10 days.
The day lasts on average 9 hours and 20 minutes.
There are on average 2 hours of sunshine per day. So, the sun shines 24% of the time.
The average humidity is 85%. Hence, the air is normally humid.
The average wind speed is of
9 kph.
December is generally a cold month. The average temperature is of
3 °C, with a minimum of
0.3 °C and a maximum of
5.7 °C.
On the coldest nights of the month, the temperature usually drops to around
-6.5 °C. However, it dropped to
-16 °C in December 2009.
On the warmest days of the month, the temperature usually reaches around
14 °C. However, it reached
18.1 °C in December 2006.
Precipitation amounts to
65 mm, distributed over 11 days.
The day lasts on average 8 hours and 30 minutes. December 21, the winter solstice, is the shortest day of the year in the Northern Hemisphere.
There are on average 2 hours of sunshine per day. So, the sun shines 21% of the time.
The average humidity is 86%. Hence, the air is normally humid.
The average wind speed is of
10.4 kph.