Average annual temperature is 11.0 °C
Absolute maximum temperature: 28.2 °C
Absolute minimum temperature: -3.0 °C
Number of sunny days: 108 days
Number of rainy days: 257 days
Look at detailed online map of Grimsby
* Weather data for Grimsby United Kingdom is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 12.9 | 13.8 | 14.7 | 16.8 | 18.0 | 28.2 | 24.6 | 25.4 | 27.0 | 22.3 | 14.2 | 14.2 |
| Average daytime temperature (°C) | 8.0 | 9.8 | 9.7 | 11.1 | 14.3 | 18.7 | 20.2 | 20.5 | 20.1 | 15.5 | 10.0 | 9.3 |
| Average temperature (°C) | 5.3 | 7.0 | 7.0 | 8.1 | 11.6 | 15.7 | 16.7 | 16.7 | 16.6 | 12.5 | 7.6 | 7.1 |
| Average night temperature (°C) | 2.8 | 4.5 | 4.0 | 5.2 | 8.7 | 12.4 | 13.2 | 13.2 | 13.3 | 9.8 | 5.1 | 4.9 |
| Absolute minimum temperature (°C) | -2.7 | -0.8 | -3.0 | 0.7 | 5.6 | 8.9 | 10.2 | 9.9 | 8.9 | 3.7 | -1.7 | -2.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 8.0 | 10.0 | 12.0 | 14.0 | 16.0 | 17.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 7.0 |
| Daylight mean duration (h) | 8.1 | 9.8 | 11.9 | 14.0 | 15.9 | 16.9 | 16.4 | 14.8 | 12.7 | 10.6 | 8.6 | 7.6 |
| Daylight minimum duration (h) | 7.0 | 8.0 | 10.0 | 13.0 | 15.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 7.0 | 7.0 |
| Sunshine mean duration (h) | 4.6 | 5.8 | 5.2 | 8.8 | 10.2 | 12.1 | 10.9 | 11.0 | 8.3 | 4.5 | 4.0 | 2.5 |
| Precipitation (mm) | 39 | 10 | 91 | 99 | 51 | 43 | 121 | 76 | 97 | 151 | 72 | 97 |
| Sunny days | 14 | 18 | 4 | 7 | 10 | 14 | 2 | 5 | 9 | 10 | 8 | 7 |
| Rainy days | 17 | 10 | 27 | 23 | 21 | 16 | 29 | 26 | 21 | 21 | 22 | 24 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Grimsby during the most sunny months:
Months with the longest average daylight duration in Grimsby:
The largest precipitation sum in Grimsby is at