Average annual temperature is 10.3 °C
Absolute maximum temperature: 25.8 °C
Absolute minimum temperature: -3.5 °C
Number of sunny days: 70
Number of rainy days: 293
Number of snow days: 2
Average annual precipitation: 1385 mm
Look at detailed online map of Ballymena
* Weather data for Ballymena United Kingdom is based on climate observations for 2023 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 11.8 | 12.5 | 14 | 17.1 | 21.7 | 25.8 | 21.1 | 21.2 | 25.8 | 18.9 | 12.7 | 11.9 |
| Average daytime temperature (°C) | 7.3 | 9.2 | 9 | 11.8 | 15.7 | 20.5 | 17.2 | 17.7 | 17.6 | 13.5 | 9.2 | 8.3 |
| Average temperature (°C) | 5.2 | 7 | 6.1 | 8.5 | 11.8 | 16.5 | 14.3 | 14.8 | 14.5 | 11.1 | 6.8 | 6.6 |
| Average night temperature (°C) | 3.1 | 4.4 | 3.5 | 5.3 | 7.7 | 12.6 | 11.5 | 12 | 11.5 | 8.9 | 4.3 | 5 |
| Absolute minimum temperature (°C) | -2.6 | -0.6 | -3.5 | 0.5 | 3.4 | 8.5 | 8.1 | 7.9 | 6.6 | 1.8 | -1 | -2.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 8.7 | 10.7 | 13 | 15.2 | 16.9 | 17.3 | 17.3 | 15.9 | 13.8 | 11.6 | 9.4 | 7.6 |
| Daylight mean duration (h) | 7.9 | 9.7 | 11.9 | 14.1 | 16.1 | 17.2 | 16.7 | 14.9 | 12.7 | 10.5 | 8.5 | 7.3 |
| Daylight minimum duration (h) | 7.3 | 8.8 | 10.8 | 13.1 | 15.2 | 17 | 16 | 13.9 | 11.7 | 9.4 | 7.7 | 7.2 |
| Sunshine mean duration (h) | 4.2 | 3.8 | 5 | 8.4 | 9.1 | 12.7 | 9.6 | 9.2 | 8 | 5.3 | 4.4 | 2.9 |
| Precipitation (mm) | 95 | 47 | 135 | 117 | 54 | 109 | 181 | 105 | 154 | 124 | 83 | 180 |
| Sunny days | 6 | 7 | 6 | 6 | 12 | 9 | 2 | 7 | 6 | 7 | 2 | |
| Rainy days | 24 | 21 | 24 | 24 | 19 | 21 | 31 | 29 | 23 | 25 | 23 | 29 |
| Snow days | 1 | 1 |
The best time to visit Ballymena during the most sunny months:
Months with the longest average daylight duration in Ballymena:
The largest precipitation sum in Ballymena is at