Weather World
Thornton Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 46°F Lo 32°F | Hi 51°F Lo 36°F | Hi 61°F Lo 44°F | Hi 70°F Lo 52°F | Hi 78°F Lo 61°F | Hi 86°F Lo 69°F | Hi 89°F Lo 72°F | Hi 88°F Lo 70°F | Hi 84°F Lo 65°F | Hi 73°F Lo 54°F | Hi 60°F Lo 43°F | Hi 51°F Lo 38°F |
| 9 mph | 9 mph | 9 mph | 9 mph | 8 mph | 6 mph | 6 mph | 6 mph | 6 mph | 8 mph | 8 mph | 9 mph |
| 4.5 in | 5.9 in | 6.3 in | 6.5 in | 6.7 in | 4.7 in | 4.7 in | 4 in | 3.9 in | 4.4 in | 4.6 in | 6.6 in |
| 75% | 77% | 77% | 76% | 78% | 75% | 76% | 74% | 70% | 68% | 71% | 76% |
| 46% | 50% | 46% | 39% | 39% | 28% | 31% | 29% | 30% | 30% | 35% | 47% |
| 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 | 30.0 in | 30.1 in | 30.1 in |
| 22 | 20 | 23 | 23 | 21 | 22 | 21 | 22 | 24 | 25 | 24 | 23 |
| 7 | 7 | 8 | 7 | 10 | 8 | 10 | 9 | 6 | 6 | 6 | 7 |
| 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
| 1 | 1 | 0 | 0 | 1 | 0 | 1 | 1 | 1 | 0 | 1 | 1 |
| 2 | 3 | 4 | 5 | 5 | 6 | 6 | 6 | 5 | 3 | 3 | 2 |
| 178 | 148 | 163 | 186 | 199 | 243 | 239 | 245 | 235 | 230 | 215 | 170 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 8°C Lo -0°C | Hi 11°C Lo 2°C | Hi 16°C Lo 7°C | Hi 21°C Lo 11°C | Hi 25°C Lo 16°C | Hi 30°C Lo 21°C | Hi 32°C Lo 22°C | Hi 31°C Lo 21°C | Hi 29°C Lo 18°C | Hi 23°C Lo 12°C | Hi 15°C Lo 6°C | Hi 11°C Lo 3°C |
| 15 km/h | 15 km/h | 15 km/h | 15 km/h | 12 km/h | 10 km/h | 9 km/h | 9 km/h | 10 km/h | 13 km/h | 13 km/h | 14 km/h |
| 114 mm | 148 mm | 160 mm | 164 mm | 170 mm | 118 mm | 119 mm | 101 mm | 98 mm | 112 mm | 115 mm | 168 mm |
| 75% | 77% | 77% | 76% | 78% | 75% | 76% | 74% | 70% | 68% | 71% | 76% |
| 46% | 50% | 46% | 39% | 39% | 28% | 31% | 29% | 30% | 30% | 35% | 47% |
| 1022 mb | 1020 mb | 1018 mb | 1016 mb | 1015 mb | 1014 mb | 1015 mb | 1015 mb | 1016 mb | 1018 mb | 1021 mb | 1021 mb |
| 22 | 20 | 23 | 23 | 21 | 22 | 21 | 22 | 24 | 25 | 24 | 23 |
| 7 | 7 | 8 | 7 | 10 | 8 | 10 | 9 | 6 | 6 | 6 | 7 |
| 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
| 1 | 1 | 0 | 0 | 1 | 0 | 1 | 1 | 1 | 0 | 1 | 1 |
| 2 | 3 | 4 | 5 | 5 | 6 | 6 | 6 | 5 | 3 | 3 | 2 |
| 178 | 148 | 163 | 186 | 199 | 243 | 239 | 245 | 235 | 230 | 215 | 170 |
| 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.