Photo: P199 · CC BY-SA 3.0The climate in Wellington sits close to the middle of Canadian towns
About 1,002 mm of rain and snow falls in a typical year; July afternoons reach 25.1°C and January nights drop to −13.2°C. By precipitation alone, it ranks wetter than 68% of Canadian towns. The gap between a January night and a July afternoon is 38°C. Warm coats and heating bills mark the months from October to April, when means dip under 10°C.
Measured at Bouctouche, 9.1 km south-west: ECCC’s normals for 1991–2020.
A year in Wellington at a glance
Each month’s typical high and low, in °C.
What stands out about Wellington’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in New Brunswick beside it.
What a year in Wellington feels like
Seasons and months as ECCC’s 1991–2020 normals give them: a typical day’s high and low.
166 frost days and 99 days above 20°C a year
The frost season runs October to May, and January freezes nearly every night. Deep cold, under −20°C, comes on about 13 nights a year.
Frost days by month
Average days at 0°C or below
Days above 20°C by month
Average days
1,002 mm of precipitation in a typical year
October is the wettest month and February the driest. 53rd wettest of 60 towns of 2,500+ in New Brunswick. Some 120 days a year see 1 mm of rain or snow or more.
Rain and snow by month
Millimetres
About 310 cm of snow a year
From October to May snow is likely; January is the peak, at about 74 cm.
Snowfall by month
Centimetres
ECCC’s Bouctouche normals leave snowfall out; the figures here come from Moncton, 44 km away.
Heating a home in Wellington
89% of a year’s heating need falls between October and April. Months averaging under 10°C: October to April.
Warm days count for nothing; each colder day adds how far its mean sits below 18°C.
Living with Wellington’s climate
What the normals mean for a garden, a day outside and the depth of winter.
Frost usually lets go around 14 May and returns near 3 October, about 141 days apart.
Warm afternoons without cold nights, 17–27°C and 8°C or more, mark Jun, Jul, Aug and Sep.
Parks & trails →Storms, floods and heat waves sit outside these normals; Wellington’s hazards page covers them.
Flood & hazards →ECCC’s normals location: Bouctouche
Bouctouche is a composite: ECCC joins 2 stations’ readings to make its 1991–2020 normals.
| Distance from the town | 9.1 km south-west |
| Station altitude | 36 m |
| Completeness | meets the WMO “3 and 5” rule |
| WMO standard normals | No |
| Snowfall from | Moncton, 44 km |
| Coldest reading, 1991–2020 | −31.0°C |
| Hottest reading, 1991–2020 | 36.0°C |
| Next-nearest location | Kouchibougauac, 37 km |
How Wellington compares
Placed among 2,611 Canadian towns and neighbourhoods of 2,500+, each on its nearest normals location; each dot is another location used in New Brunswick.
Nearby towns’ climate
Nearby places read from a different ECCC location (places on Wellington’s own would show the same figures). Wellington has no close neighbour with figures; the nearest is 21 km away.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| Wellington Bouctouche | 25.1°C | −13.2°C | 1,002 mm |
| Rexton 21 km · Kouchibougauac | 25.8°C 0.7°C warmer | −14.1°C 0.9°C colder | 1,240 mm |
Wellington weather by month
Month by month, 1991–2020: the usual high, low and mean, the rain and snow, and the snowfall.
| Month | High | Low | Mean | Rain & snow | Snow |
|---|---|---|---|---|---|
| January | −3.4°C | −13.2°C | −8.3°C | 72 mm | 74 cm |
| February | −2.3°C | −12.7°C | −7.5°C | 59 mm | 65 cm |
| March | 2.0°C | −7.5°C | −2.8°C | 79 mm | 60 cm |
| April | 8.3°C | −1.3°C | 3.5°C | 69 mm | 29 cm |
| May | 15.7°C | 4.5°C | 10.2°C | 93 mm | 2 cm |
| June | 21.3°C | 10.2°C | 15.8°C | 82 mm | 0 cm |
| July | 25.1°C | 14.2°C | 19.7°C | 89 mm | 0 cm |
| August | 24.6°C | 13.4°C | 19.1°C | 74 mm | 0 cm |
| September | 20.2°C | 9.1°C | 14.7°C | 101 mm | 0 cm |
| October | 13.1°C | 3.4°C | 8.3°C | 106 mm | 2 cm |
| November | 6.3°C | −2.0°C | 2.2°C | 92 mm | 19 cm |
| December | 0.0°C | −8.3°C | −4.1°C | 86 mm | 59 cm |
| Year | 10.9°C | 0.8°C | 5.9°C | 1,002 mm | 310 cm |
Two years in three, February’s average lands within 2.5°C of normal, against the steadier August
Bars run from each month’s record low to its record high since 1991. March spans the most, from −27.0°C (1997) to 26.0°C (2012).
Where Wellington’s numbers come from
Averages over 30 years, not a forecast.
- Normals: ECCC’s 1991–2020 Canadian Climate Normals for Bouctouche, the nearest location with a full year of temperatures.
- Other locations: precipitation and snowfall come from the nearest location that publishes all twelve months of them, as named above.
- Comparisons: the 2,500-plus towns and neighbourhoods of Canada, each read from its closest normals location; whole cities and reserves aren’t counted.
- Not on this page: sunshine, not in ECCC’s 1991–2020 normals, and the effect of the town’s height, for which there is no figure.
Canadian Climate Normals 1991–2020 · ECCC Data Services End-use Licence. Data Source: Environment and Climate Change Canada
Questions about Wellington’s climate
How warm does Wellington get in summer?
The year’s warmest days come in July, with highs averaging 25.1°C.
How cold does Wellington get in winter?
Deep winter means January, when nights average −13.2°C.
How much rain and snow does Wellington get?
Precipitation totals 1,002 mm a year, with October the wettest month (106 mm) and February the driest (59 mm).
Are these figures for Wellington itself?
Yes: ECCC’s 1991–2020 normals for Bouctouche, which is in Wellington.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Wellington →
Adapted from Statistics Canada (Census of Population 2021, population estimates 2025, 2021 census boundaries) under the Statistics Canada Open Licence; this does not constitute an endorsement by Statistics Canada. Neighbourhood names in some cities © OpenStreetMap contributors (ODbL).