Climate averages 1991–2020
Moncton weather
in October.
A cool, wet month: the 6th warmest and the joint 9th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
October is a cool month in Moncton: daytime highs average 12.6°C and nights cool to about 5.5°C. By daytime temperature it is the 6th warmest of the 12 months.
Expect about 98 mm of rain on roughly 11 days, which makes October a wet month (the joint 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 10 h 58 min on an average October day.
The nearest other city in this atlas is Saint John (134 km away). In October its highs average 12.3°C, about as warm as Moncton, with 133 mm of rain.
Among the 86 cities listed in Canada, Moncton ranks joint 58th of 86 for the warmest October highs and 49th of 86 for the driest October (rainfall, lowest first). The mean October high of those 86 cities is 12.7°C; Moncton is 0.1°C cooler than that mean.
From October to November, average highs fall by 6.7°C to 5.9°C, and monthly rainfall stays at 98 mm.
The annual picture
October 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
Moncton climate table
| Month | Average highHigh / low | Average low | Precipitation mm/month | Wet days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | -3.5°C-12.8°C | -12.8°C | 93 | 11.4 | 9.19 h |
| February | -2.5°C-11.8°C | -11.8°C | 83 | 10.1 | 10.310 h |
| March | 1.8°C-6.9°C | -6.9°C | 98 | 11.5 | 11.912 h |
| April | 8.2°C-0.5°C | -0.5°C | 85 | 12.5 | 13.514 h |
| May | 15.3°C5.7°C | 5.7°C | 85 | 12.5 | 14.915 h |
| June | 20.5°C11.5°C | 11.5°C | 91 | 11.8 | 15.716 h |
| July | 24.1°C15.6°C | 15.6°C | 82 | 11.5 | 15.415 h |
| August | 23.6°C15.4°C | 15.4°C | 76 | 9.8 | 14.214 h |
| September | 19.4°C11.4°C | 11.4°C | 93 | 9.3 | 12.613 h |
| October, selected | 12.6°C5.5°C | 5.5°C | 98 | 10.7 | 11.011 h |
| November | 5.9°C-0.4°C | -0.4°C | 98 | 10.7 | 9.510 h |
| December | -0.1°C-7.5°C | -7.5°C | 112 | 12.2 | 8.79 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
October in nearby cities
- Saint John in OctoberCanada · 134 kmHigh 12.3°C · Low 6.6°C · 133 mm rain
- Dartmouth in OctoberCanada · 185 kmHigh 13.5°C · Low 8.0°C · 124 mm rain
- Halifax in OctoberCanada · 187 kmHigh 13.2°C · Low 8.6°C · 124 mm rain
- Sydney, Canada in OctoberCanada · 356 kmHigh 12.6°C · Low 8.2°C · 131 mm rain
- Québec in OctoberCanada · 498 kmHigh 11.3°C · Low 4.1°C · 125 mm rain
- Saguenay in OctoberCanada · 539 kmHigh 9.5°C · Low 2.3°C · 119 mm rain
- Sherbrooke in OctoberCanada · 556 kmHigh 12.1°C · Low 4.6°C · 119 mm rain
- Trois-Rivières in OctoberCanada · 597 kmHigh 12.1°C · Low 5.2°C · 111 mm rain
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 Moncton) is explained once on the Moncton year overview and on the Sources, method and limits page.