Köln weather in July
July is one of the best months to visit Köln: highs of 25°C (76°F) and about 75 mm (3.0 in) of rain on average. Nights average 14°C (57°F) and cloud cover 68% (NASA POWER, 2001–2025 averages). It is the 3rd wettest month of the year and the warmest. Compared with June, it is warmer and about as wet; August brings highs of 24°C (76°F) and 79 mm (3.1 in) of rain.
Is July a good time to visit Köln?
best month Weather score 74/100.
Yes. July is one of the best months for weather in Köln.
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Does it rain a lot in Köln in July?
Some rain is normal: about 75 mm (3.0 in) falls in an average July. It is the 3rd wettest month of the year.
How warm is Köln in July?
Days average 25°C (76°F) and nights 14°C (57°F).
Köln weather by month
| Month | High | Low | Rain | Cloud | Weather |
|---|---|---|---|---|---|
| January | 4°C (40°F) | -1°C (30°F) | 74 mm | 79% | least pleasant |
| February | 6°C (42°F) | -1°C (30°F) | 62 mm | 76% | least pleasant |
| March | 10°C (49°F) | 1°C (33°F) | 59 mm | 70% | least pleasant |
| April | 15°C (59°F) | 4°C (40°F) | 44 mm | 66% | best |
| May | 19°C (66°F) | 8°C (47°F) | 64 mm | 71% | best |
| June | 23°C (73°F) | 12°C (53°F) | 68 mm | 71% | best |
| July | 25°C (76°F) | 14°C (57°F) | 75 mm | 68% | best |
| August | 24°C (76°F) | 14°C (56°F) | 79 mm | 67% | best |
| September | 20°C (69°F) | 10°C (50°F) | 57 mm | 64% | best |
| October | 15°C (59°F) | 6°C (43°F) | 61 mm | 71% | fair |
| November | 9°C (48°F) | 3°C (37°F) | 71 mm | 79% | least pleasant |
| December | 5°C (41°F) | 0°C (32°F) | 77 mm | 81% | least pleasant |
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis). Page updated . How we rate months
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