Weather in Cologne
Live weather and 7-day forecast for Cologne, Germany, followed by what to expect in each month of the year.
Sunrise 08:07 Sunset 18:27 Daylight 10h 20m Sun times →
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Forecast data from Open-Meteo
Climate in Cologne: month by month
Averaged over 2023–2025, the warmest month in Cologne is August, with highs around 25 °C (76 °F) and lows around 15 °C (59 °F); the coolest is January, with highs around 6 °C (43 °F) and lows around 1 °C (34 °F).
Cologne gets about 1,046 mm (41 in) of precipitation a year. The wettest month is July (103 mm over about 16 days) and the driest is February (54 mm).
| Month | Avg high | Avg low | Precipitation (mm) | Wet days | Daylight |
|---|---|---|---|---|---|
| January | 6° | 1° | 95 | 16 | 8h 25m |
| February | 9° | 3° | 54 | 11 | 10h 2m |
| March | 12° | 4° | 85 | 13 | 11h 49m |
| April | 15° | 6° | 86 | 15 | 13h 48m |
| May | 20° | 10° | 92 | 13 | 15h 31m |
| June | 24° | 14° | 92 | 11 | 16h 30m |
| July | 24° | 15° | 103 | 16 | 16h 6m |
| August | 25° | 15° | 79 | 13 | 14h 36m |
| September | 22° | 13° | 100 | 13 | 12h 41m |
| October | 16° | 10° | 95 | 13 | 10h 47m |
| November | 10° | 5° | 88 | 16 | 8h 58m |
| December | 8° | 3° | 77 | 13 | 7h 58m |
Averages of daily values from the ERA5 reanalysis for 2023–2025 at Cologne's coordinates (model elevation 55 m), via Open-Meteo (CC BY 4.0). Three recent years are not a 30-year climate normal; reanalysis smooths local extremes and tends to count more light-rain days than a rain gauge would. Daylight is sunrise to sunset on the 15th of each month.
Weather questions for Cologne
What is the hottest month in Cologne?
August, with average highs of 25 °C (76 °F) and lows of 15 °C (59 °F) over 2023–2025. The coolest month is January, averaging 6 °C (43 °F) by day and 1 °C (34 °F) at night.
What is the rainiest month in Cologne?
July, with about 103 mm of precipitation on roughly 16 days. The driest month is February (54 mm), and the yearly total is around 1,046 mm.
When is the weather mildest in Cologne?
Going by the averages, May–September are the months with average daytime highs between 18 °C and 27 °C (64–81 °F) — warm but not hot. July is the month most likely to bring rain.
More about Cologne
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About this forecast
The live forecast comes from Open-Meteo, which blends models from national weather services and is fetched fresh in your browser on each visit. Times in the hourly outlook are Cologne local time (Europe/Berlin).