In general the best time to visit Cologne is probably July, when the weather is usually great. The hottest months are June, July, August, while the coldest months are January, February, December.
April, May, June, July, August usually has good weather. Average maximum temperature reaches +75°F during July.
In January, February, March, September, October, November, December the weather is average. Expect around 51 rainy days, and the precipitation amounts to approximately 62 mm in October.
Climate in Cologne
Here is the detailed breakdown of the climate in Cologne for each month:
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Maximum Temperature
+61°F
+70°F
+79°F
+82°F
+93°F
+97°F
+106°F
+100°F
+91°F
+82°F
+70°F
+64°F
Average Maximum Temperature
+41°F
+43°F
+50°F
+57°F
+66°F
+70°F
+75°F
+73°F
+68°F
+59°F
+48°F
+43°F
Minimum Temperature
-4°F
+3°F
+12°F
+21°F
+32°F
+37°F
+41°F
+43°F
+32°F
+23°F
+16°F
+3°F
Humidity, %
81
77
72
68
68
70
70
71
77
80
83
83
Rain, mm
52
45
57
51
67
73
74
72
58
62
56
60
Snow, mm
10
9
5
2
0
0
0
0
0
0
3
11
Average wind speed, m/s
3
2
2
2
2
2
2
1
2
2
2
2
Sunny Days
3
5
6
8
8
7
8
8
7
6
3
3
Cloud Days
20
16
16
15
15
15
15
15
16
17
20
19
Rainy Days
7
6
8
7
8
8
8
8
7
8
7
8
Snowy Days
1
1
1
0
0
0
0
0
0
0
0
1
Average Temperature
Here are the average maximum and minimum temperatures in Cologne during the whole year:
The hottest month in Cologne is July with average maximum temperature going up to +75°F. The coldest month is January with the lowest temperatures of +34°F.
Humidity
The temperature feels different depending on humidity. Here is how humidity in Cologne looks throughout the year, in %:
The most humid month in Cologne is December with average humidity going up to 83%. The least humid month is April with an average humidity of 68%.
Rain
Amount of rainfall in mm. in Cologne during the whole year based on historical data:
The sunniest and driest month is April with approximately 8 sunny days and a total precipitation of around 51 mm. The rainiest and wettest month is July with approximately 8 rainy days and 74 mm of total precipitation.
Snow
Amount of snow in mm. in Cologne during the whole year based on historical data:
The snowiest month is December with approximately 1 snowy days.
FAQ
Frequently asked questions about the weather in Cologne:
What is the hottest month in Cologne?
The hottest month in Cologne is July with average maximum temperature of +75°F.
What is the coldest month in Cologne?
The coldest month in Cologne is January with minimum temperatures of +34°F.
Is Cologne worth visiting in winter?
Winter in Cologne could be a good time to visit, as the weather is generally ok.
When does it rain the least in Cologne?
if you're looking to visit Cologne when it rains the least, you should plan your trip for July, June, August. During this time, rainfall is rare with the driest month being February with only 45 mm of rain.
Other cities in Germany
Check out the weather for other cities in Germany.
For this page, we’ve looked at the typical weather in Cologne, based on historical hourly weather data from January 1, 1979, to December 31, 2022.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.