Weather World
Gray Slough Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 42°F Lo 29°F | Hi 47°F Lo 32°F | Hi 59°F Lo 42°F | Hi 68°F Lo 50°F | Hi 76°F Lo 59°F | Hi 85°F Lo 68°F | Hi 89°F Lo 71°F | Hi 88°F Lo 69°F | Hi 82°F Lo 63°F | Hi 70°F Lo 52°F | Hi 57°F Lo 41°F | Hi 48°F Lo 35°F |
| 9 mph | 9 mph | 9 mph | 9 mph | 7 mph | 6 mph | 6 mph | 6 mph | 6 mph | 8 mph | 8 mph | 8 mph |
| 4.4 in | 5.5 in | 5.7 in | 6.6 in | 6 in | 4.3 in | 4.2 in | 3.4 in | 3.7 in | 4.4 in | 4.6 in | 5.2 in |
| 75% | 78% | 77% | 76% | 80% | 76% | 76% | 73% | 70% | 68% | 72% | 76% |
| 51% | 52% | 50% | 42% | 42% | 31% | 32% | 30% | 31% | 32% | 37% | 49% |
| 30.2 in | 30.1 in | 30.1 in | 30.0 in | 30.0 in | 29.9 in | 30.0 in | 30.0 in | 30.0 in | 30.1 in | 30.1 in | 30.1 in |
| 22 | 19 | 23 | 23 | 21 | 23 | 23 | 24 | 24 | 25 | 24 | 23 |
| 7 | 7 | 8 | 7 | 11 | 7 | 8 | 7 | 6 | 6 | 5 | 7 |
| 2 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
| 1 | 1 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 1 | 1 |
| 2 | 3 | 3 | 4 | 5 | 6 | 6 | 6 | 5 | 3 | 2 | 2 |
| 161 | 137 | 149 | 170 | 175 | 216 | 213 | 228 | 231 | 224 | 206 | 160 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 6°C Lo -2°C | Hi 8°C Lo 0°C | Hi 15°C Lo 5°C | Hi 20°C Lo 10°C | Hi 25°C Lo 15°C | Hi 30°C Lo 20°C | Hi 32°C Lo 22°C | Hi 31°C Lo 21°C | Hi 28°C Lo 17°C | Hi 21°C Lo 11°C | Hi 14°C Lo 5°C | Hi 9°C Lo 2°C |
| 14 km/h | 14 km/h | 15 km/h | 14 km/h | 12 km/h | 10 km/h | 9 km/h | 9 km/h | 10 km/h | 13 km/h | 13 km/h | 13 km/h |
| 112 mm | 139 mm | 144 mm | 168 mm | 153 mm | 110 mm | 107 mm | 86 mm | 93 mm | 113 mm | 116 mm | 132 mm |
| 75% | 78% | 77% | 76% | 80% | 76% | 76% | 73% | 70% | 68% | 72% | 76% |
| 51% | 52% | 50% | 42% | 42% | 31% | 32% | 30% | 31% | 32% | 37% | 49% |
| 1021 mb | 1020 mb | 1018 mb | 1015 mb | 1015 mb | 1014 mb | 1015 mb | 1015 mb | 1017 mb | 1018 mb | 1021 mb | 1021 mb |
| 22 | 19 | 23 | 23 | 21 | 23 | 23 | 24 | 24 | 25 | 24 | 23 |
| 7 | 7 | 8 | 7 | 11 | 7 | 8 | 7 | 6 | 6 | 5 | 7 |
| 2 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
| 1 | 1 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 1 | 1 |
| 2 | 3 | 3 | 4 | 5 | 6 | 6 | 6 | 5 | 3 | 2 | 2 |
| 161 | 137 | 149 | 170 | 175 | 216 | 213 | 228 | 231 | 224 | 206 | 160 |
| 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.