Weather World
Grayson Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 49°F Lo 33°F | Hi 54°F Lo 38°F | Hi 62°F Lo 45°F | Hi 70°F Lo 52°F | Hi 79°F Lo 60°F | Hi 86°F Lo 68°F | Hi 89°F Lo 71°F | Hi 88°F Lo 70°F | Hi 83°F Lo 65°F | Hi 73°F Lo 54°F | Hi 61°F Lo 44°F | Hi 53°F Lo 39°F |
| 8 mph | 8 mph | 8 mph | 8 mph | 7 mph | 6 mph | 5 mph | 5 mph | 6 mph | 7 mph | 7 mph | 8 mph |
| 6.2 in | 6.1 in | 7.1 in | 6.6 in | 6.1 in | 5.2 in | 5.5 in | 4.1 in | 5.3 in | 4.5 in | 4.3 in | 6.3 in |
| 75% | 77% | 77% | 75% | 77% | 75% | 76% | 73% | 73% | 71% | 72% | 78% |
| 49% | 52% | 46% | 39% | 40% | 34% | 37% | 35% | 34% | 33% | 37% | 50% |
| 30.2 in | 30.1 in | 30.1 in | 30.0 in | 30.0 in | 30.0 in | 30.0 in | 30.0 in | 30.0 in | 30.1 in | 30.2 in | 30.2 in |
| 22 | 20 | 22 | 23 | 21 | 18 | 18 | 20 | 23 | 25 | 24 | 23 |
| 8 | 8 | 9 | 7 | 10 | 12 | 13 | 11 | 7 | 6 | 6 | 8 |
| 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1 | 1 | 1 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 2 | 3 | 3 | 5 | 5 | 6 | 6 | 6 | 5 | 3 | 3 | 3 |
| 166 | 142 | 164 | 188 | 192 | 204 | 197 | 204 | 210 | 216 | 207 | 157 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 9°C Lo 1°C | Hi 12°C Lo 3°C | Hi 17°C Lo 7°C | Hi 21°C Lo 11°C | Hi 26°C Lo 16°C | Hi 30°C Lo 20°C | Hi 32°C Lo 22°C | Hi 31°C Lo 21°C | Hi 28°C Lo 18°C | Hi 23°C Lo 12°C | Hi 16°C Lo 6°C | Hi 12°C Lo 4°C |
| 13 km/h | 14 km/h | 13 km/h | 13 km/h | 11 km/h | 9 km/h | 8 km/h | 8 km/h | 9 km/h | 11 km/h | 12 km/h | 13 km/h |
| 158 mm | 154 mm | 181 mm | 168 mm | 155 mm | 132 mm | 139 mm | 104 mm | 134 mm | 114 mm | 109 mm | 160 mm |
| 75% | 77% | 77% | 75% | 77% | 75% | 76% | 73% | 73% | 71% | 72% | 78% |
| 49% | 52% | 46% | 39% | 40% | 34% | 37% | 35% | 34% | 33% | 37% | 50% |
| 1022 mb | 1020 mb | 1019 mb | 1016 mb | 1016 mb | 1015 mb | 1016 mb | 1016 mb | 1016 mb | 1018 mb | 1021 mb | 1021 mb |
| 22 | 20 | 22 | 23 | 21 | 18 | 18 | 20 | 23 | 25 | 24 | 23 |
| 8 | 8 | 9 | 7 | 10 | 12 | 13 | 11 | 7 | 6 | 6 | 8 |
| 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1 | 1 | 1 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 2 | 3 | 3 | 5 | 5 | 6 | 6 | 6 | 5 | 3 | 3 | 3 |
| 166 | 142 | 164 | 188 | 192 | 204 | 197 | 204 | 210 | 216 | 207 | 157 |
| 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.