Climate of Cologne, Germany

Cfb

Köppen-Geiger climate classification: Cfb — Temperate, no dry season, warm summer.

Cologne has a mean annual temperature of 11.2 °C and receives 761 mm of precipitation per year (1991–2020 climate normals). The warmest month is July with a mean temperature of 19.8 °C, while January is the coldest month at 3.4 °C. Most precipitation falls in August (85 mm); the driest month is April (45 mm).

Climate Diagram

Climate diagram for Cologne: monthly mean temperature (red line, left axis, °C) and monthly precipitation (blue bars, right axis, mm), 1991–2020 0 0 10 20 20 40 30 60 40 80 50 100 °C mm J F M A M J J A S O N D

Walter–Lieth diagram: blue bars show monthly precipitation (right axis, mm), the red line shows monthly mean temperature (left axis, °C). Scale: 1 °C ≡ 2 mm.

Climate Table

MonthMean temperature (°C)Precipitation (mm)
January3.459.6
February3.951.6
March7.150.6
April10.844.9
May14.859.5
June17.775.0
July19.878.4
August19.285.1
September15.562.9
October11.460.8
November7.164.0
December4.269.0
Year11.2761.4

Live Forecast

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Data Source

Climate normals and Köppen-Geiger classification: Beck et al. (2023), Scientific Data 10, 724, CC BY 4.0. Period 1991–2020. Classification resolution ≈ 1 km; monthly climate data resolution ≈ 1 km (0.01°, Original 2023 release; predates the January 2026 correction), sampled at the grid cell containing the city coordinates (50.94°, 6.96°). Climate normals describe the long-term average, not current weather.