Weather World
Rishiri Island Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 29°F Lo 24°F | Hi 30°F Lo 24°F | Hi 35°F Lo 31°F | Hi 42°F Lo 38°F | Hi 50°F Lo 45°F | Hi 58°F Lo 53°F | Hi 66°F Lo 62°F | Hi 70°F Lo 66°F | Hi 67°F Lo 64°F | Hi 57°F Lo 52°F | Hi 45°F Lo 39°F | Hi 34°F Lo 28°F |
| 19 mph | 18 mph | 17 mph | 16 mph | 14 mph | 12 mph | 11 mph | 12 mph | 14 mph | 18 mph | 20 mph | 21 mph |
| 5.2 in | 3.7 in | 3 in | 2.9 in | 3.5 in | 3.6 in | 4.9 in | 6.3 in | 5.2 in | 5.3 in | 6.5 in | 6.1 in |
| 73% | 71% | 71% | 78% | 84% | 87% | 89% | 84% | 73% | 66% | 69% | 72% |
| 90% | 83% | 65% | 48% | 48% | 53% | 53% | 49% | 40% | 49% | 69% | 86% |
| 29.9 in | 29.9 in | 29.9 in | 29.9 in | 29.8 in | 29.8 in | 29.8 in | 29.8 in | 29.9 in | 30.0 in | 29.9 in | 29.9 in |
| 2 | 3 | 11 | 22 | 25 | 25 | 25 | 24 | 24 | 23 | 14 | 2 |
| 22 | 18 | 13 | 6 | 6 | 6 | 6 | 7 | 6 | 8 | 12 | 20 |
| 11 | 9 | 8 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 12 |
| 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| 1 | 1 | 2 | 2 | 3 | 4 | 5 | 5 | 4 | 3 | 1 | 1 |
| 16 | 32 | 98 | 164 | 161 | 130 | 135 | 156 | 190 | 148 | 85 | 30 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi -2°C Lo -5°C | Hi -1°C Lo -4°C | Hi 2°C Lo -1°C | Hi 6°C Lo 4°C | Hi 10°C Lo 7°C | Hi 14°C Lo 12°C | Hi 19°C Lo 17°C | Hi 21°C Lo 19°C | Hi 20°C Lo 18°C | Hi 14°C Lo 11°C | Hi 7°C Lo 4°C | Hi 1°C Lo -2°C |
| 31 km/h | 30 km/h | 27 km/h | 25 km/h | 22 km/h | 20 km/h | 17 km/h | 20 km/h | 23 km/h | 29 km/h | 32 km/h | 33 km/h |
| 131 mm | 93 mm | 76 mm | 75 mm | 88 mm | 92 mm | 124 mm | 161 mm | 132 mm | 134 mm | 164 mm | 154 mm |
| 73% | 71% | 71% | 78% | 84% | 87% | 89% | 84% | 73% | 66% | 69% | 72% |
| 90% | 83% | 65% | 48% | 48% | 53% | 53% | 49% | 40% | 49% | 69% | 86% |
| 1012 mb | 1013 mb | 1013 mb | 1011 mb | 1010 mb | 1009 mb | 1008 mb | 1009 mb | 1013 mb | 1015 mb | 1014 mb | 1011 mb |
| 2 | 3 | 11 | 22 | 25 | 25 | 25 | 24 | 24 | 23 | 14 | 2 |
| 22 | 18 | 13 | 6 | 6 | 6 | 6 | 7 | 6 | 8 | 12 | 20 |
| 11 | 9 | 8 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 12 |
| 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| 1 | 1 | 2 | 2 | 3 | 4 | 5 | 5 | 4 | 3 | 1 | 1 |
| 16 | 32 | 98 | 164 | 161 | 130 | 135 | 156 | 190 | 148 | 85 | 30 |
| 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.