Climate Change Chart of Cologne, Germany

Comprehensive Climate Change Chart of Cologne, Germany: Monthly Averages and Impact Trends

For Cologne, Germany, the climate data compare 1940–1950 with 2013–2023.

Averaged across calendar months, monthly mean temperature shows a difference of +1.59 °C compared with the earlier reference period; this is an unweighted mean of monthly averages, not a day-weighted annual figure or a measure of daytime highs. The largest monthly increase was in January, with a difference of +3.80 °C, while April had the largest decrease, a difference of -0.09 °C. Mean daily rainfall averaged across calendar months had a difference of +0.30 mm/day. The largest monthly increase was in January, at +0.90 mm/day, whereas the largest decrease was in April, at -0.55 mm/day. These are differences in daily means, not changes in monthly rainfall totals or the number of rainy days.

Chart
Share
Share this climate chart on Share
Period 1940 - 1950 Period 2013 - 2023
Climate Change 2013 - 2023: Cologne (Germany)
Climate Change 1940 - 1950: Cologne (Germany)

Climate overview

Mean daily sunshine duration, averaged across calendar months, had a difference of -0.12 hours/day. The largest decrease occurred in January, at -0.88 hours/day, while the largest increase was in February, at +0.43 hours/day; these comparisons describe average daily hours, not sunshine on every day.

Travel weather and climate change in Cologne, Germany

For travel-weather planning, the difference of +1.59 °C in monthly mean temperature averaged across calendar months gives broad context, rather than a forecast for particular dates or an indication of daytime highs. The largest monthly increase was in January, at +3.80 °C, while the largest decrease was in April, at -0.09 °C; neither comparison alone identifies the most comfortable time for a visit. Rainfall differences may help frame expectations, but the mean daily amount averaged across calendar months changed by +0.30 mm/day and does not reveal whether a particular visit will be wet. The monthly differences ranged from a decrease of -0.55 mm/day in April to an increase of +0.90 mm/day in January; check a recent local forecast when choosing dates and packing. Sunshine averaged across calendar months had a difference of -0.12 hours/day, including a decrease of -0.88 hours/day in January and an increase of +0.43 hours/day in February, but period averages cannot predict conditions during outdoor sightseeing.

Climate Change Data Overview for Cologne, Germany

Explore the comprehensive climate change data for Cologne, Germany. This detailed table provides valuable insights into temperature variations, precipitation levels, and seasonal changes influenced by climate change, helping you understand the unique weather patterns of this region.

Temperature °C

Month ⌀ 1940 - 1950 ⌀ 2013 - 2023 +/-
Jan -0.28 3.52 3.80
Feb 1.90 4.30 2.40
Mar 5.53 6.30 0.77
Apr 9.90 9.80 -0.09
May 13.56 13.81 0.25
Jun 16.44 18.43 1.99
Jul 18.44 19.85 1.40
Aug 18.07 19.52 1.45
Sep 15.43 16.07 0.65
Oct 10.66 12.30 1.64
Nov 5.68 7.37 1.69
Dec 2.11 5.20 3.09
⌀ Month 9.79 11.37 1.59

Sunshine (h) / day

Month ⌀ 1940 - 1950 ⌀ 2013 - 2023 +/-
Jan 4.23 3.35 -0.88
Feb 4.76 5.19 0.43
Mar 7.00 7.01 0.01
Apr 9.00 9.37 0.37
May 10.49 10.37 -0.12
Jun 11.50 11.25 -0.24
Jul 11.33 11.08 -0.25
Aug 10.02 10.16 0.15
Sep 8.34 8.55 0.22
Oct 6.39 5.70 -0.69
Nov 3.94 4.17 0.22
Dec 3.54 2.91 -0.64
⌀ Month 7.54 7.43 -0.12

Rain (mm) / day

Month ⌀ 1940 - 1950 ⌀ 2013 - 2023 +/-
Jan 1.62 2.51 0.90
Feb 2.34 2.15 -0.19
Mar 1.68 2.07 0.39
Apr 2.16 1.61 -0.55
May 1.85 2.17 0.32
Jun 2.12 2.39 0.27
Jul 2.22 2.96 0.74
Aug 1.89 2.39 0.50
Sep 1.85 2.39 0.53
Oct 1.75 2.28 0.53
Nov 3.21 2.75 -0.46
Dec 2.01 2.65 0.64
⌀ Month 2.06 2.36 0.30

Snow (mm) / day

Month ⌀ 1940 - 1950 ⌀ 2013 - 2023 +/-
Jan 4.48 2.21 -2.27
Feb 2.97 1.43 -1.54
Mar 1.11 0.83 -0.28
Apr 0.07 0.33 0.25
May 0.00 0.00 0.00
Jun 0.00 0.00 0.00
Jul 0.00 0.00 0.00
Aug 0.00 0.00 0.00
Sep 0.00 0.00 0.00
Oct 0.02 0.00 -0.02
Nov 0.47 0.38 -0.09
Dec 2.58 1.18 -1.40
⌀ Month 0.98 0.53 -0.45