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Cologne in May: Weather, Average temperature and Climate

Take a look at past year’s weather for Cologne in May and see if it is worth visiting.
Check flight prices to Cologne on Avionero:
May

Weather in Cologne in May 2024

Good Weather
Mild
☁️
Cloudy
Are you considering a trip to Cologne in May? Well, the weather is usually on your side with an average maximum temperature of +66°F and about 8 sunny days. Just keep in mind that there may be some rain, with an average of 8 rainy days and 67 mm of precipitation. Expect good weather and pack accordingly to enjoy the outdoors. Search flights in one click on Avionero.

Average weather

☀️
+66°F
Avg. max. temperature
+32°F
Min.
+93°F
Max.
67 mm
Total precipitation
68%
Avg. humidity
2 m/s
Avg. wind
8 ☀️
Sunny Days
15 ⛅️
Cloudy
8 🌦
Rainy
Our opinion: Cologne has good weather in May.

Average temperature in Cologne in May

Here are the expected maximum, average and minimum temperatures in Cologne for May based on the historical data.
Last Year
Historical Data

The expected average maximum temperature in May is +72°F with a maximum of +86°F and a minimum of +43°F.

The average maximum temperature goes up 21% by the end of the month, compared with the beginning of the month, from +59°F to +68°F.

Is Cologne warm or cold in May?

Cologne is typically mild in May.

Maximum temperatures go up compared to the previous month from +57°F to +66°F. The minimum temperature also goes up from +41°F to +48°F.

Pack a light jacket as it will be warm in the day and cool in the evenings.

Take a look at how May is compared to other months in Cologne:

Climate in Cologne in May

Cologne weather looks like this, on average, in May and the surrounding months.
AprilMayJune
Avg. temperature
+57°F+66°F+70°F
Min. temperature
+21°F+32°F+37°F
Max. temperature
+82°F+93°F+97°F
Rainfall
51 mm67 mm73 mm
Wind
2 m/s2 m/s2 m/s
Humidity
68%68%70%
Air pressure
1013 HPa1014 HPa1015 HPa
Sunny days
887
Cloudy days
151515
Rainy days
788
Snowy days
000

May weather is still as good as in April. It’s getting warmer as May arrives. The average maximum temperature goes up from +57°F to +66°F during the day. Prepare for more rain. Average rainfall goes from 51 mm to 67 mm. Humidity levels don’t change as the month goes on, averaging around 68%. The average wind speed doesn’t change much during May, staying around 2 m/s. The amount of sunny days stay about the same, averaging 8 sunny days during the month.

June brings much the same weather, it remains good.

Wind

Wind speed in Cologne in May based on historical data.
Last Year
Historical Data

The average wind speed is 3 m/s getting up to 6 m/s which is a medium breeze. You can feel it, especially getting out of the water.

The average wind speed in Cologne is gradually increasing during May, going from 2 m/s to 2 m/s over the course of the month.

Rain

Amount of rainfall in mm during May in Cologne based on historical data.
Last Year
Historical Data
A chance of rain on a typical day in May stands at 29%, leading to total precipitation of around 50 mm. The maximum amount of rainfall per day is around 15 mm, which is considered light rain. On average, there are about 9 rainy days during May, so prepare to bring an umbrella.
Here’s how May is compared with other months in the amount of precipitation, total mm:
Cologne wettest month is July, where a typical day has a 26% chance of precipitation and 74 mm of rainfall per day. February, on the other hand, is the driest month with a mere 21% chance of precipitation and 45 mm of rainfall per day.

How was the weather last May in Cologne?

This is the weather in Cologne in May 2023:
1 May
☀️
+60°F
2 May
☀️
+66°F
3 May
☀️
+69°F
4 May
☀️
+66°F
5 May
☀️
+66°F
6 May
☀️
+70°F
7 May
☀️
+72°F
8 May
☀️
+70°F
9 May
☀️
+79°F
10 May
☀️
+79°F
11 May
☀️
+84°F
12 May
☀️
+69°F
13 May
☀️
+70°F
14 May
☀️
+74°F
15 May
☀️
+81°F
16 May
☀️
+78°F
17 May
☀️
+79°F
18 May
☀️
+87°F
19 May
☀️
+86°F
20 May
☁️
+77°F
21 May
☀️
+70°F
22 May
☀️
+77°F
23 May
🌧️
+76°F
24 May
🌧️
+64°F
25 May
☀️
+70°F
26 May
☁️
+70°F
27 May
☀️
+69°F
28 May
☀️
+63°F
29 May
☀️
+57°F
30 May
☀️
+62°F
31 May
☀️
+69°F
In May 2023 Cologne had 27 sunny days, 2 cloudy days, and 2 rainy days. The average maximum temperature was +72°F, with an absolute maximum of +86°F and a minimum of +57°F. The average humidity was 63%, with a maximum of 91% and a minimum of 27%. The average wind speed was 3 m/s, with a maximum of 15 m/s and a minimum of 0 m/s.
Are you planning a trip in May?

Climate Change Over the Years

This is how Cologne climate has changed over the last 43 years.

The climate in Cologne in May has not changed that much over the last 43 years.

The average temperature was the lowest in 1987 (+60°F) and the highest in 2022 (+74°F). The driest year was 1989 with only 18 mm of rainfall, and the wettest year was 1983 with 238 mm.

FAQ

Frequently asked questions about the weather in Cologne in May:

Is May a good time to visit Cologne?

May is a really good time to go to Cologne. The weather is nice so plan your packing around outdoor activities and exploring. Check out other good time to visit Cologne.

Can you sunbathe in Cologne in May?

May has mild temperatures in Cologne. Not ideal for sunbathing, but still good for daytime outdoor activities, but plan for cool evenings. Pack a light jacket and shorts!

Is Cologne rainy in May?

Cologne is often rainy in May. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Cologne in May?

Usually, it’s not very sunny in Cologne in May, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in Germany

Check out the weather for other cities in Germany.

Monthly weather in Cologne

Source of the data

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.