Chilliwack Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 39°F Lo 30°F | Hi 41°F Lo 29°F | Hi 46°F Lo 33°F | Hi 53°F Lo 37°F | Hi 63°F Lo 43°F | Hi 68°F Lo 48°F | Hi 75°F Lo 53°F | Hi 75°F Lo 53°F | Hi 68°F Lo 48°F | Hi 55°F Lo 41°F | Hi 44°F Lo 35°F | Hi 38°F Lo 30°F |
| 4 mph | 4 mph | 4 mph | 4 mph | 3 mph | 3 mph | 3 mph | 3 mph | 3 mph | 3 mph | 4 mph | 4 mph |
| 12.1 in | 8.7 in | 12.1 in | 7.1 in | 4.8 in | 3.5 in | 1.6 in | 2.4 in | 5.5 in | 9.4 in | 15.2 in | 13.9 in |
| 89% | 89% | 88% | 83% | 79% | 77% | 72% | 73% | 77% | 82% | 87% | 89% |
| 63% | 65% | 67% | 62% | 51% | 48% | 31% | 33% | 42% | 53% | 65% | 66% |
| 30.1 in | 30.1 in | 30.0 in | 30.0 in | 30.0 in | 30.0 in | 30.0 in | 30.0 in | 30.0 in | 30.0 in | 30.0 in | 30.1 in |
| 12 | 10 | 11 | 17 | 22 | 23 | 28 | 28 | 22 | 19 | 12 | 10 |
| 15 | 13 | 16 | 11 | 9 | 7 | 3 | 3 | 8 | 12 | 15 | 16 |
| 5 | 6 | 5 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 6 |
| 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 1 | 1 | 2 | 3 | 3 | 5 | 5 | 4 | 3 | 2 | 1 | 2 |
| 111 | 88 | 82 | 94 | 136 | 144 | 227 | 241 | 184 | 143 | 96 | 96 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 4°C Lo -1°C | Hi 5°C Lo -2°C | Hi 8°C Lo 0°C | Hi 12°C Lo 3°C | Hi 17°C Lo 6°C | Hi 20°C Lo 9°C | Hi 24°C Lo 12°C | Hi 24°C Lo 12°C | Hi 20°C Lo 9°C | Hi 13°C Lo 5°C | Hi 7°C Lo 2°C | Hi 3°C Lo -1°C |
| 7 km/h | 7 km/h | 6 km/h | 6 km/h | 5 km/h | 5 km/h | 5 km/h | 5 km/h | 5 km/h | 5 km/h | 6 km/h | 6 km/h |
| 308 mm | 222 mm | 306 mm | 180 mm | 121 mm | 89 mm | 42 mm | 60 mm | 138 mm | 239 mm | 387 mm | 352 mm |
| 89% | 89% | 88% | 83% | 79% | 77% | 72% | 73% | 77% | 82% | 87% | 89% |
| 63% | 65% | 67% | 62% | 51% | 48% | 31% | 33% | 42% | 53% | 65% | 66% |
| 102 kPa | 101.9 kPa | 101.6 kPa | 101.7 kPa | 101.6 kPa | 101.6 kPa | 101.6 kPa | 101.6 kPa | 101.6 kPa | 101.7 kPa | 101.7 kPa | 101.8 kPa |
| 12 | 10 | 11 | 17 | 22 | 23 | 28 | 28 | 22 | 19 | 12 | 10 |
| 15 | 13 | 16 | 11 | 9 | 7 | 3 | 3 | 8 | 12 | 15 | 16 |
| 5 | 6 | 5 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 6 |
| 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 1 | 1 | 2 | 3 | 3 | 5 | 5 | 4 | 3 | 2 | 1 | 2 |
| 111 | 88 | 82 | 94 | 136 | 144 | 227 | 241 | 184 | 143 | 96 | 96 |
| Month |
| Avg. Temperatures |
| Avg. Wind Speed |
| Avg. Precipitation |
| Average Humidity |
| Avg. Cloud Cover |
| Pressure Average |
| Average Dry Days |
| Avg. Precip. Days |
| Avg. Snow Days |
| Average Fog Days |
| Average UV Index |
| Avg. Hours of Sun |
Averages are based on historical weather data from the past 10 years.
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