Saint-Brieuc Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 47°F Lo 39°F | Hi 49°F Lo 40°F | Hi 52°F Lo 41°F | Hi 56°F Lo 43°F | Hi 61°F Lo 48°F | Hi 67°F Lo 53°F | Hi 70°F Lo 56°F | Hi 71°F Lo 56°F | Hi 67°F Lo 53°F | Hi 61°F Lo 50°F | Hi 54°F Lo 46°F | Hi 50°F Lo 42°F |
| 12 mph | 13 mph | 12 mph | 10 mph | 10 mph | 9 mph | 9 mph | 9 mph | 9 mph | 11 mph | 12 mph | 13 mph |
| 2.7 in | 2.5 in | 1.9 in | 2.1 in | 2.2 in | 2.7 in | 1.8 in | 2 in | 1.9 in | 2.8 in | 3.2 in | 3.1 in |
| 85% | 83% | 83% | 81% | 83% | 82% | 79% | 79% | 79% | 81% | 84% | 84% |
| 62% | 59% | 54% | 47% | 49% | 47% | 43% | 43% | 44% | 49% | 60% | 60% |
| 30.0 in | 30.0 in | 30.0 in | 30.0 in | 30.0 in | 30.0 in | 30.0 in | 30.0 in | 30.0 in | 30.0 in | 29.9 in | 30.0 in |
| 22 | 21 | 24 | 23 | 25 | 23 | 26 | 26 | 25 | 25 | 21 | 23 |
| 8 | 7 | 6 | 7 | 6 | 7 | 5 | 6 | 5 | 6 | 9 | 8 |
| 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2 | 2 | 3 | 3 | 4 | 4 | 4 | 4 | 4 | 3 | 2 | 2 |
| 89 | 89 | 125 | 149 | 130 | 138 | 149 | 156 | 153 | 133 | 95 | 102 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 9°C Lo 4°C | Hi 9°C Lo 4°C | Hi 11°C Lo 5°C | Hi 13°C Lo 6°C | Hi 16°C Lo 9°C | Hi 19°C Lo 11°C | Hi 21°C Lo 13°C | Hi 22°C Lo 13°C | Hi 20°C Lo 12°C | Hi 16°C Lo 10°C | Hi 12°C Lo 8°C | Hi 10°C Lo 6°C |
| 20 km/h | 20 km/h | 19 km/h | 16 km/h | 15 km/h | 14 km/h | 14 km/h | 14 km/h | 15 km/h | 17 km/h | 20 km/h | 21 km/h |
| 70 mm | 63 mm | 48 mm | 54 mm | 57 mm | 69 mm | 46 mm | 52 mm | 48 mm | 71 mm | 80 mm | 78 mm |
| 85% | 83% | 83% | 81% | 83% | 82% | 79% | 79% | 79% | 81% | 84% | 84% |
| 62% | 59% | 54% | 47% | 49% | 47% | 43% | 43% | 44% | 49% | 60% | 60% |
| 1017 mb | 1016 mb | 1016 mb | 1016 mb | 1017 mb | 1017 mb | 1017 mb | 1017 mb | 1017 mb | 1016 mb | 1013 mb | 1017 mb |
| 22 | 21 | 24 | 23 | 25 | 23 | 26 | 26 | 25 | 25 | 21 | 23 |
| 8 | 7 | 6 | 7 | 6 | 7 | 5 | 6 | 5 | 6 | 9 | 8 |
| 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2 | 2 | 3 | 3 | 4 | 4 | 4 | 4 | 4 | 3 | 2 | 2 |
| 89 | 89 | 125 | 149 | 130 | 138 | 149 | 156 | 153 | 133 | 95 | 102 |
| 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.
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