Photo: Dr Wilson · CC BY-SA 3.0Few Canadian towns get more snow than Saint-Isidore: about 343 cm a year
Deep winter brings January lows near −12.7°C. Its July afternoons stay fresher than in 72% of Canadian towns. Seasons differ by 37°C, from the coldest nights to the warmest afternoons. From June to September, highs of 19–24°C make it easy to spend the day outdoors.
ECCC publishes no normals for Saint-Isidore itself; the figures are those of Bas Caraquet, 35 km north-east.
A year in Saint-Isidore at a glance
Each month’s typical high and low, in °C.
What stands out about Saint-Isidore’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in New Brunswick beside it.
What a year in Saint-Isidore feels like
Typical highs and lows by season and by month, from ECCC’s 1991–2020 normals.
Frost on 164 days, 20°C on 81
The frost season runs October to May, and January freezes nearly every night. On about 9 nights a year the air falls below −20°C.
Frost days by month
Average days at 0°C or below
Days above 20°C by month
Average days
984 mm of precipitation in a typical year
October brings the most rain and snow; February, the least. 57th wettest of 61 towns of 2,500+ in New Brunswick. Some 123 days a year see 1 mm of rain or snow or more.
Rain and snow by month
Millimetres
Rain alone by month
Millimetres
About 343 cm of snow a year
From October to May snow is likely; February is the peak, at about 84 cm. The snowiest of 61 towns of 2,500+ in New Brunswick.
Snowfall by month
Centimetres
Heating a home in Saint-Isidore
88% of a year’s heating need falls between October and April. Months averaging under 10°C: October to May.
Measured against 18°C: each day’s shortfall in mean temperature, added over twelve months.
Living with Saint-Isidore’s climate
The averages read for the garden, the outdoors and the coldest and hottest days.
Tender plants are usually safe from around 17 May until frost returns near 13 October: about 148 days.
For long days outdoors, Jun, Jul, Aug and Sep bring highs of 17–27°C and lows of 8°C or more.
Parks & trails →Count on some 42 days a year when the wind makes it feel below −20.
Roughly 25 days a year feel hotter than 30 once humidity is counted.
A typical year is calm by definition; Saint-Isidore’s hazards page covers the exceptions.
Flood & hazards →ECCC’s normals location: Bas Caraquet
ECCC builds the Bas Caraquet normals from 2 stations’ records over 1991–2020, joined where one replaced another.
| Distance from the town | 35 km north-east |
| Station altitude | 5 m |
| Completeness | meets the WMO “3 and 5” rule |
| WMO standard normals | No |
| Coldest reading, 1991–2020 | −31.0°C |
| Hottest reading, 1991–2020 | 35.8°C |
| Average wind | 16.2 km/h on average, most often from the west |
| Next-nearest location | Bathurst, 52 km |
How Saint-Isidore compares
Against the 2,611 Canadian towns and neighbourhoods of 2,500 or more, each read from its own normals location; the dots are the other locations those towns use in New Brunswick.
Nearby towns’ climate
Nearby places read from a different ECCC location (places on Saint-Isidore’s own would show the same figures). No closer places have figures: these lie 28–30 km from Saint-Isidore.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| Saint-Isidore Bas Caraquet | 23.6°C | −12.7°C | 984 mm |
| Allardville 28 km · Bathurst | 25.1°C 1.5°C warmer | −16.0°C 3.3°C colder | 1,118 mm |
| New Bandon 29 km · New Carlisle | 22.7°C 0.9°C cooler | −14.2°C 1.5°C colder | 1,095 mm |
| Neguac 30 km · Miramichi | 25.5°C 1.9°C warmer | −15.3°C 2.6°C colder | 1,083 mm |
Saint-Isidore weather by month
Average daily high and low, mean temperature, rain and snow (as water) and snowfall by month, 1991–2020.
| Month | High | Low | Mean | Rain & snow | Snow |
|---|---|---|---|---|---|
| January | −5.2°C | −12.7°C | −9.0°C | 71 mm | 72 cm |
| February | −4.7°C | −13.2°C | −9.0°C | 69 mm | 84 cm |
| March | 0.2°C | −8.2°C | −4.0°C | 74 mm | 61 cm |
| April | 6.1°C | −1.8°C | 2.2°C | 70 mm | 26 cm |
| May | 13.9°C | 4.1°C | 9.0°C | 84 mm | 3 cm |
| June | 19.9°C | 10.0°C | 15.0°C | 74 mm | 0 cm |
| July | 23.6°C | 14.3°C | 19.0°C | 80 mm | 0 cm |
| August | 23.2°C | 13.9°C | 18.6°C | 85 mm | 0 cm |
| September | 18.7°C | 9.8°C | 14.2°C | 84 mm | 0 cm |
| October | 11.6°C | 4.2°C | 8.0°C | 110 mm | 2 cm |
| November | 5.0°C | −1.2°C | 1.9°C | 93 mm | 19 cm |
| December | −1.0°C | −7.1°C | −4.1°C | 90 mm | 77 cm |
| Year | 9.3°C | 1.0°C | 5.2°C | 984 mm | 343 cm |
February varies most from one year to the next (2.5°C), August least
The thirty-year records stretch furthest in March: a low of −25.3°C in 2014 and a high of 20.2°C in 2012.
Where Saint-Isidore’s numbers come from
Averages over 30 years, not a forecast.
- Normals: 1991–2020 normals for Bas Caraquet from ECCC’s climate data site, the nearest location with every month of temperature.
- Comparisons: every Canadian town and neighbourhood of 2,500 or more, each read from its own nearest location; city totals and reserves are left out.
- Not on this page: hours of sunshine, missing from the 1991–2020 normals, and a height correction: the town has no elevation on file.
Canadian Climate Normals 1991–2020 · ECCC Data Services End-use Licence. Data Source: Environment and Climate Change Canada
Questions about Saint-Isidore’s climate
How warm does Saint-Isidore get in summer?
Of all twelve months, July has the warmest afternoons, about 23.6°C.
How cold does Saint-Isidore get in winter?
February nights average −13.2°C, the coldest of the year.
How much rain and snow does Saint-Isidore get?
984 mm a year counting snow as water. The wettest month is October (110 mm); the driest, February (69 mm).
Are these figures for Saint-Isidore itself?
The figures are ECCC’s for Bas Caraquet; Saint-Isidore has no normals station.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Saint-Isidore →
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).