WeatherWX.comRadnor Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 39°F Lo 26°F | Hi 44°F Lo 30°F | Hi 54°F Lo 38°F | Hi 65°F Lo 46°F | Hi 75°F Lo 55°F | Hi 83°F Lo 62°F | Hi 87°F Lo 66°F | Hi 85°F Lo 64°F | Hi 79°F Lo 59°F | Hi 67°F Lo 49°F | Hi 54°F Lo 39°F | Hi 45°F Lo 33°F |
| 7 mph | 7 mph | 7 mph | 7 mph | 6 mph | 5 mph | 4 mph | 4 mph | 5 mph | 5 mph | 6 mph | 6 mph |
| 5.1 in | 6.5 in | 5.9 in | 5.9 in | 6.5 in | 5.7 in | 6.5 in | 4.5 in | 4.3 in | 4.3 in | 3.7 in | 6.1 in |
| 80% | 81% | 77% | 75% | 77% | 75% | 75% | 74% | 75% | 75% | 73% | 80% |
| 58% | 58% | 50% | 42% | 40% | 31% | 34% | 31% | 33% | 37% | 37% | 55% |
| 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 | 30.1 in |
| 12 | 9 | 16 | 20 | 22 | 22 | 22 | 26 | 25 | 24 | 22 | 14 |
| 7 | 9 | 9 | 9 | 9 | 8 | 9 | 5 | 5 | 6 | 5 | 9 |
| 12 | 11 | 6 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 8 |
| 5 | 5 | 4 | 3 | 8 | 8 | 8 | 8 | 7 | 5 | 2 | 4 |
| 2 | 2 | 3 | 4 | 6 | 6 | 6 | 6 | 4 | 3 | 3 | 2 |
| 114 | 106 | 143 | 166 | 204 | 237 | 230 | 251 | 226 | 215 | 206 | 128 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 4°C Lo -3°C | Hi 6°C Lo -1°C | Hi 12°C Lo 3°C | Hi 18°C Lo 8°C | Hi 24°C Lo 13°C | Hi 28°C Lo 17°C | Hi 30°C Lo 19°C | Hi 30°C Lo 18°C | Hi 26°C Lo 15°C | Hi 19°C Lo 9°C | Hi 12°C Lo 4°C | Hi 7°C Lo 1°C |
| 11 km/h | 11 km/h | 10 km/h | 11 km/h | 9 km/h | 8 km/h | 7 km/h | 7 km/h | 7 km/h | 8 km/h | 9 km/h | 10 km/h |
| 130 mm | 166 mm | 149 mm | 149 mm | 164 mm | 144 mm | 166 mm | 114 mm | 110 mm | 109 mm | 93 mm | 156 mm |
| 80% | 81% | 77% | 75% | 77% | 75% | 75% | 74% | 75% | 75% | 73% | 80% |
| 58% | 58% | 50% | 42% | 40% | 31% | 34% | 31% | 33% | 37% | 37% | 55% |
| 1021 mb | 1020 mb | 1019 mb | 1016 mb | 1016 mb | 1015 mb | 1016 mb | 1016 mb | 1018 mb | 1018 mb | 1022 mb | 1021 mb |
| 12 | 9 | 16 | 20 | 22 | 22 | 22 | 26 | 25 | 24 | 22 | 14 |
| 7 | 9 | 9 | 9 | 9 | 8 | 9 | 5 | 5 | 6 | 5 | 9 |
| 12 | 11 | 6 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 8 |
| 5 | 5 | 4 | 3 | 8 | 8 | 8 | 8 | 7 | 5 | 2 | 4 |
| 2 | 2 | 3 | 4 | 6 | 6 | 6 | 6 | 4 | 3 | 3 | 2 |
| 114 | 106 | 143 | 166 | 204 | 237 | 230 | 251 | 226 | 215 | 206 | 128 |
| 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.
