Weather World
Merrimac 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 56°F Lo 39°F | Hi 66°F Lo 47°F | Hi 75°F Lo 58°F | Hi 85°F Lo 67°F | Hi 88°F Lo 70°F | Hi 87°F Lo 68°F | Hi 81°F Lo 62°F | Hi 69°F Lo 51°F | Hi 55°F Lo 39°F | Hi 45°F Lo 32°F |
| 9 mph | 9 mph | 9 mph | 9 mph | 7 mph | 7 mph | 6 mph | 6 mph | 6 mph | 8 mph | 8 mph | 9 mph |
| 3.1 in | 3.3 in | 5 in | 7.1 in | 7.1 in | 5.3 in | 5.6 in | 4.6 in | 4.6 in | 4.4 in | 4 in | 3.5 in |
| 74% | 75% | 73% | 74% | 77% | 74% | 74% | 72% | 69% | 67% | 70% | 74% |
| 51% | 50% | 47% | 44% | 41% | 30% | 32% | 30% | 30% | 33% | 37% | 49% |
| 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 | 22 | 22 | 20 | 21 | 22 | 23 | 24 | 24 | 24 | 24 |
| 6 | 6 | 8 | 8 | 11 | 9 | 9 | 8 | 6 | 7 | 5 | 6 |
| 3 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
| 1 | 1 | 1 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 1 | 1 |
| 2 | 2 | 3 | 4 | 5 | 6 | 6 | 5 | 5 | 3 | 2 | 2 |
| 158 | 147 | 159 | 169 | 192 | 233 | 236 | 246 | 234 | 217 | 207 | 162 |
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 13°C Lo 4°C | Hi 19°C Lo 9°C | Hi 24°C Lo 14°C | Hi 30°C Lo 20°C | Hi 31°C Lo 21°C | Hi 30°C Lo 20°C | Hi 27°C Lo 17°C | Hi 20°C Lo 11°C | Hi 13°C Lo 4°C | Hi 7°C Lo -0°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 | 14 km/h | 14 km/h |
| 80 mm | 85 mm | 126 mm | 179 mm | 181 mm | 134 mm | 142 mm | 118 mm | 117 mm | 112 mm | 100 mm | 89 mm |
| 74% | 75% | 73% | 74% | 77% | 74% | 74% | 72% | 69% | 67% | 70% | 74% |
| 51% | 50% | 47% | 44% | 41% | 30% | 32% | 30% | 30% | 33% | 37% | 49% |
| 1021 mb | 1020 mb | 1017 mb | 1014 mb | 1014 mb | 1013 mb | 1015 mb | 1015 mb | 1016 mb | 1017 mb | 1020 mb | 1020 mb |
| 22 | 19 | 22 | 22 | 20 | 21 | 22 | 23 | 24 | 24 | 24 | 24 |
| 6 | 6 | 8 | 8 | 11 | 9 | 9 | 8 | 6 | 7 | 5 | 6 |
| 3 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
| 1 | 1 | 1 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 1 | 1 |
| 2 | 2 | 3 | 4 | 5 | 6 | 6 | 5 | 5 | 3 | 2 | 2 |
| 158 | 147 | 159 | 169 | 192 | 233 | 236 | 246 | 234 | 217 | 207 | 162 |
| 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.