Wiesbaden is a city of 285,000 inhabitants, located in the south-west of Germany, in the state of
, of which it is the capital, and at 50 degrees north latitude.
A short distance to the east is Frankfurt am Main (the main city of the state), while to the south, on the banks of the Rhine River, is Mainz. We are in the metropolitan region
. The temperature rarely drops below -10 °C (14 °F), although it has dropped below -20 °C (-4 °F) in the past.
, usually of short duration, during which the temperature can reach or exceed 35 °C (95 °F). The heat record is 38.9 °C (102.2 °F), set in July 2019.
, located north of the city and at 263 meters (862 ft) above sea level, where the temperatures are a little lower and the rainfall a little more abundant than in the city of Wiesbaden.
to visit Wiesbaden runs from mid-May to mid-September, since it is the warmest and sunniest period of the year. Sometimes, it can be hot in July and August, while in other circumstances, nights can be cool or even a little cold even in these months, so it can be useful to bring a sweatshirt or sweater and a light jacket.
. Here are the average temperatures.
January, the coldest month of the year, is generally a cold month. The average temperature is of
1.2 °C, with a minimum of
-1.2 °C and a maximum of
3.7 °C.

On the coldest nights of the month, the temperature usually drops to around
-9 °C. However, it dropped to
-16.4 °C in January 1997.

On the warmest days of the month, the temperature usually reaches around
10.5 °C. However, it reached
14.4 °C in January 2015.

Precipitation amounts to
66.6 mm, distributed over 12 days.
The day lasts on average 8 hours and 35 minutes.

There are on average 1.5 hours of sunshine per day. So, the sun shines 20% of the time.
The average humidity is 82%. Hence, the air is normally humid.
The average wind speed is of
11.1 kph.
February is generally a cold month. The average temperature is of
2.1 °C, with a minimum of
-1 °C and a maximum of
5.2 °C.

On the coldest nights of the month, the temperature usually drops to around
-7.5 °C. However, it dropped to
-15.8 °C in February 2012.

On the warmest days of the month, the temperature usually reaches around
12 °C. However, it reached
17.3 °C in February 2019.

Precipitation amounts to
54 mm, distributed over 10 days.
The day lasts on average 10 hours and 5 minutes.

There are on average 3 hours of sunshine per day. So, the sun shines 28% of the time.
The average humidity is 77%. Hence, the air is normally humid.
The average wind speed is of
10.8 kph.
March is generally a quite cold month. The average temperature is of
5.8 °C, with a minimum of
1.8 °C and a maximum of
10 °C.

On the coldest nights of the month, the temperature usually drops to around
-4 °C. However, it dropped to
-12.1 °C in March 2005.

On the warmest days of the month, the temperature usually reaches around
17.5 °C. However, it reached
21.6 °C in March 1998.

Precipitation amounts to
51.5 mm, distributed over 10 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 37% of the time.
The average humidity is 68%.
The average wind speed is of
12.1 kph.
April is generally a mild month. The average temperature is of
9.9 °C, with a minimum of
4.9 °C and a maximum of
14.9 °C.

On the coldest nights of the month, the temperature usually drops to around
-1.5 °C. However, it dropped to
-5.2 °C in April 2003.

On the warmest days of the month, the temperature usually reaches around
23.5 °C. However, it reached
28.6 °C in April 2012.

Precipitation amounts to
43 mm, distributed over 9 days.
The day lasts on average 13 hours and 55 minutes.

There are on average 6.5 hours of sunshine per day. So, the sun shines 46% of the time.
The average humidity is 60%.
The average wind speed is of
10.6 kph.
May is generally a mild month. The average temperature is of
13.7 °C, with a minimum of
8.5 °C and a maximum of
19 °C.

On the coldest nights of the month, the temperature usually drops to around
1.5 °C. However, it dropped to
-1 °C in May 2011.

On the warmest days of the month, the temperature usually reaches around
27 °C. However, it reached
30.8 °C in May 2017.

Precipitation amounts to
63.5 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 hours of sunshine per day. So, the sun shines 46% of the time.
The average humidity is 64%.
The average wind speed is of
10.2 kph.
June is generally a very mild month. The average temperature is of
17 °C, with a minimum of
11.5 °C and a maximum of
22.4 °C.

On the coldest nights of the month, the temperature usually drops to around
6 °C. However, it dropped to
1.4 °C in June 1991.

On the warmest days of the month, the temperature usually reaches around
30.5 °C. However, it reached
37.7 °C in June 2019.

Precipitation amounts to
61.7 mm, distributed over 9 days.
The day lasts on average 16 hours and 20 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 7.5 hours of sunshine per day. So, the sun shines 46% of the time.
The average humidity is 64%.
The average wind speed is of
9.7 kph.
July, the warmest month of the year, is generally a warm month. The average temperature is of
19.2 °C, with a minimum of
13.6 °C and a maximum of
24.8 °C.

On the coldest nights of the month, the temperature usually drops to around
8.5 °C. However, it dropped to
5.2 °C in July 2000.

On the warmest days of the month, the temperature usually reaches around
32.5 °C. However, it reached
38.9 °C in July 2019.

Precipitation amounts to
78.5 mm, distributed over 10 days.
The day lasts on average 15 hours and 50 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 60%.
The average wind speed is of
10 kph.
August is generally a warm month. The average temperature is of
18.8 °C, with a minimum of
13.2 °C and a maximum of
24.4 °C.

On the coldest nights of the month, the temperature usually drops to around
7.5 °C. However, it dropped to
5 °C in August 2018.

On the warmest days of the month, the temperature usually reaches around
32 °C. However, it reached
38.3 °C in August 2015.

Precipitation amounts to
54.9 mm, distributed over 9 days.
The day lasts on average 14 hours and 20 minutes. So the days are long.

There are on average 7.5 hours of sunshine per day. So, the sun shines 51% of the time.
The average humidity is 63%.
The average wind speed is of
9.1 kph.
September is generally a very mild month. The average temperature is of
14.7 °C, with a minimum of
9.9 °C and a maximum of
19.4 °C.

On the coldest nights of the month, the temperature usually drops to around
4.5 °C. However, it dropped to
1.4 °C in September 1995.

On the warmest days of the month, the temperature usually reaches around
26 °C. However, it reached
30.8 °C in September 2016.

Precipitation amounts to
57.3 mm, distributed over 9 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 68%.
The average wind speed is of
8.9 kph.
October is generally a mild month. The average temperature is of
9.9 °C, with a minimum of
6.2 °C and a maximum of
13.5 °C.

On the coldest nights of the month, the temperature usually drops to around
0.5 °C. However, it dropped to
-4.9 °C in October 2012.

On the warmest days of the month, the temperature usually reaches around
20.5 °C. However, it reached
25.2 °C in October 2011.

Precipitation amounts to
60.1 mm, distributed over 10 days.
The day lasts on average 10 hours and 40 minutes.

There are on average 3.5 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
9.1 kph.
November is generally a quite cold month. The average temperature is of
5.1 °C, with a minimum of
2.5 °C and a maximum of
7.7 °C.

On the coldest nights of the month, the temperature usually drops to around
-3 °C. However, it dropped to
-8.5 °C in November 1993.

On the warmest days of the month, the temperature usually reaches around
14.5 °C. However, it reached
17.9 °C in November 2015.

Precipitation amounts to
63.5 mm, distributed over 11 days.
The day lasts on average 9 hours and 0 minutes.

There are on average 1.5 hours of sunshine per day. So, the sun shines 19% of the time.
The average humidity is 86%. Hence, the air is normally humid.
The average wind speed is of
8.9 kph.
December is generally a cold month. The average temperature is of
1.9 °C, with a minimum of
-0.4 °C and a maximum of
4.2 °C.

On the coldest nights of the month, the temperature usually drops to around
-7.5 °C. However, it dropped to
-18.7 °C in December 2009.

On the warmest days of the month, the temperature usually reaches around
11 °C. However, it reached
13.5 °C in December 2006.

Precipitation amounts to
76.9 mm, distributed over 13 days.
The day lasts on average 8 hours and 5 minutes. December 21, the winter solstice, is the shortest day of the year in the Northern Hemisphere.

There are on average 1.5 hours of sunshine per day. So, the sun shines 16% of the time.
The average humidity is 87%. Hence, the air is normally humid.
The average wind speed is of
9.3 kph.