Nanaimo Climate: Weather by Month and Best Time to Visit
Best months for Nanaimo: August, July.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 6°C | 3°C | 252 mm | 18 | – | – | 3.5 |
| February | 6°C | 3°C | 151 mm | 15 | – | – | 4.3 |
| March | 8°C | 4°C | 179 mm | 18 | – | – | 4.0 |
| April | 11°C | 7°C | 124 mm | 16 | – | – | 5.0 |
| May | 15°C | 10°C | 85 mm | 12 | – | – | 6.3 |
| June | 17°C | 13°C | 69 mm | 11 | – | – | 6.9 |
| July | 20°C | 15°C | 43 mm | 7 | – | – | 7.8 |
| August | 20°C | 15°C | 53 mm | 7 | – | – | 7.9 |
| September | 17°C | 13°C | 86 mm | 9 | – | – | 7.1 |
| October | 12°C | 9°C | 176 mm | 15 | – | – | 5.0 |
| November | 8°C | 5°C | 264 mm | 19 | – | – | 3.9 |
| December | 6°C | 3°C | 246 mm | 19 | – | – | 3.5 |