WeatherWX.comGrand Bay Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 28°F Lo 17°F | Hi 29°F Lo 18°F | Hi 35°F Lo 25°F | Hi 45°F Lo 34°F | Hi 55°F Lo 43°F | Hi 63°F Lo 50°F | Hi 70°F Lo 57°F | Hi 71°F Lo 58°F | Hi 65°F Lo 52°F | Hi 55°F Lo 44°F | Hi 44°F Lo 34°F | Hi 34°F Lo 25°F |
| 12 mph | 12 mph | 12 mph | 10 mph | 9 mph | 8 mph | 8 mph | 8 mph | 9 mph | 10 mph | 12 mph | 12 mph |
| 3.5 in | 3 in | 3.1 in | 3.1 in | 3.7 in | 4 in | 3.1 in | 2.5 in | 2.8 in | 3.3 in | 3.6 in | 4.4 in |
| 84% | 85% | 82% | 81% | 80% | 82% | 83% | 82% | 81% | 79% | 80% | 81% |
| 60% | 63% | 58% | 57% | 52% | 46% | 42% | 36% | 39% | 45% | 50% | 59% |
| 29.9 in | 29.9 in | 30.0 in | 29.9 in | 30.0 in | 29.9 in | 29.9 in | 30.0 in | 30.0 in | 30.0 in | 30.0 in | 30.0 in |
| 10 | 8 | 10 | 17 | 24 | 23 | 26 | 28 | 26 | 25 | 19 | 13 |
| 6 | 5 | 8 | 8 | 7 | 7 | 5 | 3 | 4 | 5 | 7 | 7 |
| 16 | 15 | 13 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 11 |
| 1 | 1 | 1 | 1 | 4 | 5 | 6 | 6 | 3 | 1 | 0 | 0 |
| 1 | 1 | 2 | 2 | 4 | 4 | 5 | 5 | 4 | 2 | 2 | 1 |
| 207 | 169 | 208 | 219 | 250 | 266 | 294 | 314 | 284 | 266 | 229 | 203 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi -2°C Lo -9°C | Hi -2°C Lo -8°C | Hi 2°C Lo -4°C | Hi 7°C Lo 1°C | Hi 13°C Lo 6°C | Hi 17°C Lo 10°C | Hi 21°C Lo 14°C | Hi 22°C Lo 14°C | Hi 18°C Lo 11°C | Hi 13°C Lo 7°C | Hi 7°C Lo 1°C | Hi 1°C Lo -4°C |
| 19 km/h | 19 km/h | 19 km/h | 17 km/h | 14 km/h | 14 km/h | 12 km/h | 12 km/h | 14 km/h | 17 km/h | 18 km/h | 19 km/h |
| 88 mm | 77 mm | 78 mm | 79 mm | 95 mm | 101 mm | 80 mm | 63 mm | 72 mm | 83 mm | 91 mm | 110 mm |
| 84% | 85% | 82% | 81% | 80% | 82% | 83% | 82% | 81% | 79% | 80% | 81% |
| 60% | 63% | 58% | 57% | 52% | 46% | 42% | 36% | 39% | 45% | 50% | 59% |
| 1013 mb | 1014 mb | 1015 mb | 1014 mb | 1016 mb | 1013 mb | 1013 mb | 1014 mb | 1017 mb | 1016 mb | 1016 mb | 1015 mb |
| 10 | 8 | 10 | 17 | 24 | 23 | 26 | 28 | 26 | 25 | 19 | 13 |
| 6 | 5 | 8 | 8 | 7 | 7 | 5 | 3 | 4 | 5 | 7 | 7 |
| 16 | 15 | 13 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 11 |
| 1 | 1 | 1 | 1 | 4 | 5 | 6 | 6 | 3 | 1 | 0 | 0 |
| 1 | 1 | 2 | 2 | 4 | 4 | 5 | 5 | 4 | 2 | 2 | 1 |
| 207 | 169 | 208 | 219 | 250 | 266 | 294 | 314 | 284 | 266 | 229 | 203 |
| 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.
