Saint-Pierre
Saint Pierre and Miquelon
| Season | Autumn | Winter | Spring | Summer | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Sep | Oct | Nov | Dec | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Year |
| Record high, °C | 25 | 20 | 18 | 13 | 11 | 11 | 15 | 16 | 22 | 25 | 28 | 30 | 30 |
| Average high, °C | 16 | 11 | 6 | 2 | 0 | -1 | 1 | 4 | 9 | 14 | 18 | 19 | 8 |
| Average temperature, °C | 12 | 8 | 4 | 0 | -2 | -3 | -1 | 1 | 5 | 8 | 13 | 15 | 5 |
| Average low, °C | 10 | 5 | 1 | -3 | -6 | -7 | -4 | -1 | 2 | 6 | 10 | 12 | 2 |
| Record low, °C | 0 | -3 | -8 | -13 | -20 | -18 | -18 | -9 | -5 | -1 | 3 | 1 | -20 |
| Rain, days | 8 | 11 | 11 | 11 | 10 | 10 | 10 | 9 | 9 | 8 | 7 | 7 | 111 |
| Snow, days | 0 | 0 | 3 | 11 | 15 | 13 | 10 | 4 | 1 | 0 | 0 | 0 | 57 |
| Snowfall, cm. | 0 | 0 | 8 | 50 | 61 | 55 | 40 | 18 | 1 | 0 | 0 | 0 | 233 |
| Average precipitation, mm. | 125 | 134 | 118 | 115 | 106 | 95 | 92 | 100 | 101 | 98 | 91 | 102 | 1277 |
| Relative humidity, % | 90 | 88 | 88 | 86 | 84 | 85 | 85 | 88 | 90 | 89 | 92 | 91 | 88 |
| Relative humidity morning, % | 92 | 89 | 89 | 85 | 85 | 86 | 86 | 90 | 93 | 92 | 95 | 95 | 90 |
| Relative humidity evening, % | 80 | 76 | 81 | 82 | 82 | 81 | 77 | 83 | 84 | 80 | 85 | 80 | 81 |
| Wind speed, km/h | 26 | 25 | 26 | 28 | 34 | 32 | 29 | 29 | 21 | 21 | 19 | 20 | 26 |
| Day Length, часов | 13 | 11 | 10 | 9 | 10 | 11 | 13 | 14 | 16 | 17 | 16 | 15 | 13 |
| Dew point, °C | 11 | 6 | 2 | -2 | -5 | -5 | -3 | 0 | 3 | 6 | 12 | 13 | 38 |
| Growing degree-day, °C | 50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 86 | 155 | 291 |
| Atmosphere pressure, bar | 1011 | 1011 | 1010 | 1006 | 1006 | 1007 | 1009 | 1010 | 1011 | 1009 | 1009 | 1011 | 12110 |
| Solar radiation, global, Mj/m2 | 12 | 8 | 5 | 3 | 4 | 6 | 10 | 13 | 17 | 18 | 17 | 16 | 11 |