Bellingham Climate: Weather by Month and Best Time to Visit
Best months for Bellingham: July, August.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 7°C | 3°C | 213 mm | 18 | – | – | 3.7 |
| February | 8°C | 3°C | 140 mm | 15 | – | – | 4.5 |
| March | 10°C | 4°C | 172 mm | 19 | – | – | 4.2 |
| April | 12°C | 6°C | 122 mm | 15 | – | – | 5.2 |
| May | 15°C | 9°C | 86 mm | 11 | – | – | 6.5 |
| June | 17°C | 12°C | 64 mm | 9 | – | – | 7.0 |
| July | 20°C | 14°C | 32 mm | 5 | – | – | 8.1 |
| August | 20°C | 14°C | 46 mm | 6 | – | – | 8.1 |
| September | 18°C | 12°C | 80 mm | 9 | – | – | 7.3 |
| October | 14°C | 9°C | 161 mm | 15 | – | – | 5.4 |
| November | 9°C | 5°C | 240 mm | 19 | – | – | 4.1 |
| December | 7°C | 3°C | 206 mm | 18 | – | – | 3.6 |