Weather World
Rolla National Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 39°F Lo 25°F | Hi 44°F Lo 28°F | Hi 57°F Lo 39°F | Hi 66°F Lo 47°F | Hi 74°F Lo 56°F | Hi 85°F Lo 66°F | Hi 89°F Lo 69°F | Hi 87°F Lo 67°F | Hi 81°F Lo 61°F | Hi 68°F Lo 49°F | Hi 55°F Lo 38°F | Hi 45°F Lo 31°F |
| 9 mph | 9 mph | 9 mph | 9 mph | 7 mph | 7 mph | 6 mph | 6 mph | 6 mph | 8 mph | 8 mph | 8 mph |
| 2.6 in | 3.2 in | 4.6 in | 7.3 in | 7.1 in | 4.6 in | 4.8 in | 4.2 in | 4.3 in | 4.5 in | 3.8 in | 3 in |
| 75% | 76% | 75% | 74% | 78% | 74% | 73% | 71% | 70% | 69% | 72% | 75% |
| 49% | 49% | 48% | 44% | 42% | 31% | 32% | 31% | 31% | 33% | 37% | 47% |
| 30.2 in | 30.1 in | 30.0 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 | 19 | 23 | 21 | 20 | 21 | 22 | 23 | 24 | 25 | 24 | 25 |
| 6 | 6 | 7 | 9 | 11 | 9 | 9 | 8 | 6 | 6 | 5 | 5 |
| 3 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
| 1 | 1 | 1 | 0 | 1 | 1 | 1 | 1 | 2 | 0 | 1 | 1 |
| 2 | 2 | 3 | 4 | 5 | 6 | 6 | 5 | 5 | 3 | 2 | 2 |
| 163 | 143 | 161 | 170 | 175 | 222 | 221 | 237 | 231 | 215 | 207 | 174 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 4°C Lo -4°C | Hi 7°C Lo -2°C | Hi 14°C Lo 4°C | Hi 19°C Lo 8°C | Hi 24°C Lo 14°C | Hi 29°C Lo 19°C | Hi 31°C Lo 21°C | Hi 31°C Lo 20°C | Hi 27°C Lo 16°C | Hi 20°C Lo 10°C | Hi 13°C Lo 3°C | Hi 7°C Lo -1°C |
| 14 km/h | 14 km/h | 15 km/h | 14 km/h | 12 km/h | 11 km/h | 9 km/h | 9 km/h | 10 km/h | 13 km/h | 13 km/h | 14 km/h |
| 66 mm | 81 mm | 116 mm | 186 mm | 181 mm | 117 mm | 121 mm | 106 mm | 108 mm | 114 mm | 96 mm | 77 mm |
| 75% | 76% | 75% | 74% | 78% | 74% | 73% | 71% | 70% | 69% | 72% | 75% |
| 49% | 49% | 48% | 44% | 42% | 31% | 32% | 31% | 31% | 33% | 37% | 47% |
| 1021 mb | 1020 mb | 1017 mb | 1014 mb | 1014 mb | 1013 mb | 1015 mb | 1015 mb | 1017 mb | 1017 mb | 1020 mb | 1020 mb |
| 22 | 19 | 23 | 21 | 20 | 21 | 22 | 23 | 24 | 25 | 24 | 25 |
| 6 | 6 | 7 | 9 | 11 | 9 | 9 | 8 | 6 | 6 | 5 | 5 |
| 3 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
| 1 | 1 | 1 | 0 | 1 | 1 | 1 | 1 | 2 | 0 | 1 | 1 |
| 2 | 2 | 3 | 4 | 5 | 6 | 6 | 5 | 5 | 3 | 2 | 2 |
| 163 | 143 | 161 | 170 | 175 | 222 | 221 | 237 | 231 | 215 | 207 | 174 |
| 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.