Temperature
Cold by day, cold at night.
Blackburn is usually most comfortable in June and July. Typical daytime highs range from 44–66°F across the year. Rain is frequent in many months.

Cold by day, cold at night.
Rain is frequent. About 16 wet days, the highest monthly average.
Sunshine is limited, with cloud often dominating.
Humidity is rarely noticeable in the cool air.
In November, afternoons feel about 40° and nights feel near 36°.
Mostly cloudy skies this month.
Breezy November days can feel brisker in open spots.
November late afternoons are around 47°F, easing to about 45°F in early evening.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% |
|---|---|---|---|---|---|---|
| Jan | 44 | 36 | 4.0 | 16 | 3.5 | 88 |
| Feb | 45 | 36 | 3.5 | 14 | 5.2 | 85 |
| Mar | 48 | 38 | 3.3 | 14 | 7.2 | 82 |
| Apr | 53 | 40 | 2.9 | 14 | 9.4 | 78 |
| May | 58 | 45 | 3.1 | 14 | 11.0 | 78 |
| Jun | 63 | 50 | 3.6 | 14 | 10.9 | 79 |
| Jul | 66 | 54 | 3.9 | 16 | 10.8 | 81 |
| Aug | 65 | 53 | 4.2 | 16 | 9.6 | 82 |
| Sep | 61 | 50 | 3.6 | 14 | 7.9 | 84 |
| Oct | 55 | 45 | 4.2 | 15 | 5.8 | 86 |
| Nov | 49 | 40 | 4.2 | 16 | 3.9 | 88 |
| Dec | 44 | 37 | 4.7 | 16 | 3.1 | 89 |
Similar climates
Want a side-by-side climate view? Compare Blackburn with Amsterdam.
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Sunshine: source type is not yet identified at metric level.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Aug 27, 2026
Data & methodology