Weather World
Eureka Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi -0°F Lo -12°F | Hi 9°F Lo -6°F | Hi 19°F Lo 1°F | Hi 38°F Lo 21°F | Hi 59°F Lo 40°F | Hi 71°F Lo 51°F | Hi 72°F Lo 54°F | Hi 65°F Lo 49°F | Hi 53°F Lo 39°F | Hi 33°F Lo 24°F | Hi 12°F Lo 3°F | Hi 3°F Lo -9°F |
| 4 mph | 5 mph | 5 mph | 5 mph | 5 mph | 5 mph | 5 mph | 5 mph | 5 mph | 5 mph | 4 mph | 5 mph |
| 0.5 in | 0.7 in | 0.5 in | 0.5 in | 1 in | 2 in | 2.6 in | 3.2 in | 1.8 in | 1 in | 0.8 in | 0.8 in |
| 95% | 95% | 95% | 87% | 58% | 55% | 61% | 72% | 78% | 83% | 93% | 95% |
| 59% | 62% | 71% | 66% | 47% | 44% | 47% | 56% | 58% | 58% | 63% | 65% |
| 29.9 in | 30.0 in | 29.9 in | 29.9 in | 29.9 in | 29.8 in | 29.9 in | 29.8 in | 29.8 in | 29.8 in | 29.9 in | 29.9 in |
| 24 | 19 | 22 | 24 | 27 | 22 | 24 | 24 | 24 | 23 | 18 | 22 |
| 5 | 7 | 5 | 4 | 4 | 8 | 7 | 7 | 5 | 5 | 7 | 6 |
| 3 | 3 | 5 | 2 | 0 | 0 | 0 | 0 | 1 | 3 | 4 | 3 |
| 4 | 4 | 6 | 2 | 0 | 0 | 1 | 1 | 1 | 2 | 4 | 5 |
| 1 | 1 | 1 | 2 | 4 | 5 | 4 | 3 | 1 | 1 | 1 | 1 |
| 114 | 94 | 66 | 87 | 169 | 154 | 163 | 130 | 118 | 120 | 99 | 93 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi -18°C Lo -24°C | Hi -13°C Lo -21°C | Hi -7°C Lo -17°C | Hi 3°C Lo -6°C | Hi 15°C Lo 4°C | Hi 21°C Lo 11°C | Hi 22°C Lo 12°C | Hi 18°C Lo 10°C | Hi 11°C Lo 4°C | Hi 1°C Lo -4°C | Hi -11°C Lo -16°C | Hi -16°C Lo -23°C |
| 7 km/h | 7 km/h | 8 km/h | 8 km/h | 8 km/h | 8 km/h | 8 km/h | 8 km/h | 7 km/h | 7 km/h | 7 km/h | 7 km/h |
| 12 mm | 17 mm | 11 mm | 12 mm | 25 mm | 50 mm | 65 mm | 82 mm | 45 mm | 26 mm | 19 mm | 21 mm |
| 95% | 95% | 95% | 87% | 58% | 55% | 61% | 72% | 78% | 83% | 93% | 95% |
| 59% | 62% | 71% | 66% | 47% | 44% | 47% | 56% | 58% | 58% | 63% | 65% |
| 1014 mb | 1015 mb | 1014 mb | 1013 mb | 1011 mb | 1010 mb | 1012 mb | 1011 mb | 1008 mb | 1009 mb | 1011 mb | 1011 mb |
| 24 | 19 | 22 | 24 | 27 | 22 | 24 | 24 | 24 | 23 | 18 | 22 |
| 5 | 7 | 5 | 4 | 4 | 8 | 7 | 7 | 5 | 5 | 7 | 6 |
| 3 | 3 | 5 | 2 | 0 | 0 | 0 | 0 | 1 | 3 | 4 | 3 |
| 4 | 4 | 6 | 2 | 0 | 0 | 1 | 1 | 1 | 2 | 4 | 5 |
| 1 | 1 | 1 | 2 | 4 | 5 | 4 | 3 | 1 | 1 | 1 | 1 |
| 114 | 94 | 66 | 87 | 169 | 154 | 163 | 130 | 118 | 120 | 99 | 93 |
| 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.