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Weather in Cologne for May 2025

Your guide to Cologne weather in May - trends and predictions

    Official Weather Alert ⚠️

  • Yellow Thunderstorm Vigilance - See hour by hour.

    • Temperatures

  • Until now, May 2025 in Cologne has been nearly identical to the historical average, with a temperature of 19.5 °C (showing only a slight deviation of 0 °C).

  • The forecast for the upcoming days in Cologne predicts a temperature of 26.4 °C, which is slightly above the historical average.

  • In general, the average temperature in Cologne at the beginning of May is 19.7 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 25.7 °C by the end of May.

    • Rain 🌧️

  • Cologne in May brings notable rainfall, with an average of 20 rainy days and a total precipitation of 103.2 mm.

    • More

  • Is May a good time to visit Cologne? check out the best time to travel to Cologne page.

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
11
Dry days
Average rainy days
20
Rainy days
Average snowy days
0
Snow days
Average temperatures
19°/10°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
80 %
Avg humidity

Cologne Weather May

Move between months or click on a day
April
June
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Sunny
24°
2
Partly cloudy
26°
3
Moderate or heavy rain shower
24°
4
Moderate or heavy rain shower
20°
5
Patchy rain possible
15°
6
Heavy rain at times
13°
7
Patchy rain possible
16°
8
Patchy rain possible
18°
9
Patchy rain possible
19°
10
Moderate rain at times
22°
11
Patchy rain possible
16°
12
Overcast
17°
13
Moderate or heavy rain shower
19°
14
Patchy rain possible
21°
15
Moderate or heavy rain shower
20°
16
Patchy rain possible
19°
17
Fog
21°
18
Sunny
24°
19
Moderate or heavy rain with thunder
19°
20
Light rain shower
18°
21
Heavy rain at times
18°
22
Patchy rain possible
18°
23
Weather Alert Patchy rain possible
21°
24
Partly cloudy
21°
25
Sunny
23°
26
Patchy rain possible
21°
27
Sunny
22°
28
Sunny
24°
29
Sunny
27°
30
Sunny
32°
31
Patchy rain possible
31°

Temperatures trend during May in Cologne

See the weather trend as well as the moving average line

May weather in Cologne day by day

Click on a date for more information
April June
Date Weather Temperatures Rain UV More
1 May Sunny
Sunny
 24° /11° 0 mm 6
2 May Partly cloudy
Partly cloudy
 26° /12° 0 mm 7
3 May Moderate or heavy rain shower
Moderate or heavy rain shower
 24° /12° 2.2 mm 5
4 May Moderate or heavy rain shower
Moderate or heavy rain shower
 20° /12° 21.5 mm 5
5 May Patchy rain possible
Patchy rain possible
 15° /9° 8.5 mm 3
6 May Heavy rain at times
Heavy rain at times
 13° /5° 2 mm 3
7 May Patchy rain possible
Patchy rain possible
 16° /8° 0.4 mm 4
8 May Patchy rain possible
Patchy rain possible
 18° /7° 0.3 mm 4
9 May Patchy rain possible
Patchy rain possible
 19° /8° 0.4 mm 4
10 May Moderate rain at times
Moderate rain at times
 22° /11° 0.6 mm 5
11 May Patchy rain possible
Patchy rain possible
 16° /11° 2.8 mm 4
12 May Overcast
Overcast
 17° /9° 0 mm 4
13 May Moderate or heavy rain shower
Moderate or heavy rain shower
 19° /9° 4.6 mm 4
14 May Patchy rain possible
Patchy rain possible
 21° /10° 1 mm 5
15 May Moderate or heavy rain shower
Moderate or heavy rain shower
 20° /12° 2.3 mm 5
16 May Patchy rain possible
Patchy rain possible
 19° /10° 0.1 mm 4
17 May Fog
Fog
 21° /8° 0 mm 5
18 May Sunny
Sunny
 24° /10° 0 mm 6
19 May Moderate or heavy rain with thunder
Moderate or heavy rain with thunder
 19° /11° 30.6 mm 4
20 May Light rain shower
Light rain shower
 18° /11° 4.8 mm 4
21 May Heavy rain at times
Heavy rain at times
 18° /9° 1 mm 4
22 May Patchy rain possible
Patchy rain possible
 18° /8° 5.4 mm 4
23 May Patchy rain possible
Patchy rain possible
 21° /8° 0.8 mm 1.9
24 May Partly cloudy
Partly cloudy
 21° /9° 0 mm 2
25 May Sunny
Sunny
 23° /10° 0 mm 2.2
26 May Patchy rain possible
Patchy rain possible
 21° /11° 0.3 mm 1.3
27 May Sunny
Sunny
 22° /9° 0 mm 2.1
28 May Sunny
Sunny
 24° /12° 0 mm 5
29 May Sunny
Sunny
 27° /12° 0 mm 5
30 May Sunny
Sunny
 32° /15° 0 mm 6
31 May Patchy rain possible
Patchy rain possible
 31° /17° 2.8 mm 5
Next
Important Notice
Our weather forecast for Cologne in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Cologne forecast closer to your planned date for the most up-to-date weather information.
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Cologne in May - FAQ

What are the expected maximum and minimum temperatures in Cologne during May?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Cologne during May?
Significant rainfall exceeding 103.2 mm is expected in Cologne during May, occurring over more than 20 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Cologne during May?
The average wind speed in Cologne during May is 18 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Cologne in May?

As you prepare for your trip to Cologne in May, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Cologne, during May, is comfortable and enjoyable, regardless of the weather conditions.

  • Clothing
    • Warm Clothing: Sweaters, hoodies, long pants
    • Rain Gear: Lightweight, waterproof clothing
  • Footwear
    • Waterproof Shoes
  • Accessories
    • Scarves: To protect you from the cold wind
    • Gloves/Mittens: Essential for cold weather
    • Warm Hats: Warm hats for insulation in cold weather
    • Umbrellas/Raincoats: For rainy days

May rainfall patterns in Cologne

Explore the daily rainfall trends and prepare for Colognes May weather 💧

UV exposure in Cologne during May

Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️

Quick links

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Get accurate weather forecasts for Cologne, located at latitude 43.722 and longitude 0.977. Stay updated with localized weather information tailored for Cologne.

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