Climate averages 1991–2020
Saint John weather
in February.
A freezing month with heavy precipitation: the 11th warmest and the 3rd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
February is a freezing month in Saint John: daytime highs average -1.7°C and nights cool to about -9.1°C. By daytime temperature it is the 11th warmest of the 12 months.
Expect about 96 mm of precipitation on roughly 10 days, which makes February a month with heavy precipitation (the 3rd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 10 h 22 min on an average February day.
The nearest other city in this atlas is Moncton (134 km away). In February its highs average -2.5°C, 0.8°C cooler than Saint John, with 83 mm of precipitation.
Among the 86 cities listed in Canada, Saint John ranks joint 50th of 86 for the warmest February highs and 70th of 86 for the driest February (precipitation, lowest first). The mean February high of those 86 cities is -0.9°C; Saint John is 0.8°C cooler than that mean.
From February to March, average highs rise by 3.6°C to 1.9°C, and monthly precipitation rises from 96 mm to 112 mm.
The annual picture
February in context
Monthly precipitation
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Saint John climate table
| Month | Average highHigh / low | Average low | Precipitation mm/month | Wet days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | -2.6°C-10.2°C | -10.2°C | 112 | 11.6 | 9.29 h |
| February, selected | -1.7°C-9.1°C | -9.1°C | 96 | 10.3 | 10.410 h |
| March | 1.9°C-4.9°C | -4.9°C | 112 | 11.4 | 11.912 h |
| April | 7.4°C0.7°C | 0.7°C | 105 | 12.3 | 13.513 h |
| May | 13.4°C6.1°C | 6.1°C | 104 | 12.3 | 14.815 h |
| June | 17.8°C11.0°C | 11.0°C | 108 | 12.1 | 15.616 h |
| July | 20.8°C14.6°C | 14.6°C | 91 | 11.0 | 15.315 h |
| August | 21.0°C14.9°C | 14.9°C | 80 | 9.3 | 14.114 h |
| September | 17.8°C11.8°C | 11.8°C | 108 | 10.0 | 12.613 h |
| October | 12.3°C6.6°C | 6.6°C | 133 | 10.9 | 11.011 h |
| November | 6.7°C1.0°C | 1.0°C | 128 | 11.8 | 9.610 h |
| December | 1.2°C-5.3°C | -5.3°C | 137 | 13.1 | 8.89 h |
Precipitation (rain or snow, as water) is the average of the 30 separate monthly totals. A wet day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
February in nearby cities
- Moncton in FebruaryCanada · 134 kmHigh -2.5°C · Low -11.8°C · 83 mm precipitation
- Dartmouth in FebruaryCanada · 206 kmHigh -0.1°C · Low -7.7°C · 101 mm precipitation
- Halifax in FebruaryCanada · 207 kmHigh -0.2°C · Low -7.0°C · 101 mm precipitation
- Québec in FebruaryCanada · 433 kmHigh -5.0°C · Low -14.0°C · 69 mm precipitation
- Sherbrooke in FebruaryCanada · 457 kmHigh -3.1°C · Low -13.2°C · 64 mm precipitation
- Sydney, Canada in FebruaryCanada · 466 kmHigh -1.2°C · Low -7.9°C · 111 mm precipitation
- Lawrence (Massachusetts), United States in FebruaryUnited States · 498 kmHigh 2.6°C · Low -6.7°C · 76 mm rain
- Manchester, United States in FebruaryUnited States · 499 kmHigh 1.4°C · Low -8.2°C · 76 mm precipitation
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Saint John) is explained once on the Saint John year overview and on the Sources, method and limits page.