Photo: ...some guy · CC BY 2.0Alnwick is among the snowiest of Canadian towns: about 337 cm a year
High summer brings afternoon highs near 25.5°C. Of all months, October brings the most precipitation and February the least. Precipitation is plentiful here, more than falls on 80% of Canadian towns. From June to September, highs of 20–26°C make it easy to spend the day outdoors.
Alnwick has no ECCC normals station of its own: every figure here comes from Miramichi, 36 km south-west.
A year in Alnwick at a glance
Each month’s typical high and low, in °C.
What stands out about Alnwick’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in New Brunswick beside it.
What a year in Alnwick feels like
Seasons and months as ECCC’s 1991–2020 normals give them: a typical day’s high and low.
Frost on 177 days, 20°C on 101
From October to May frost is routine, and in January it comes on almost every night. Some 21 nights a year drop under −20°C.
Frost days by month
Average days at 0°C or below
Days above 20°C by month
Average days
About 1,083 mm of rain and snow a year
About 124 days a year bring 1 mm or more.
Rain and snow by month
Millimetres
337 cm of snow in a typical year
From October to May snow is likely; January is the peak, at about 71 cm. 5th snowiest of 60 towns of 2,500+ in New Brunswick.
Snowfall by month
Centimetres
Snow on the ground by month
Centimetres at month’s end
ECCC’s Miramichi normals leave snowfall out; the figures here come from Bathurst, 62 km away.
Heating a home in Alnwick
89% of a year’s heating need falls between October and April. Months averaging under 10°C: October to April.
Think of it as a year’s worth of daily shortfalls below 18°C, added up.
Living with Alnwick’s climate
Gardening, time outside, winter cold and summer heat, from the 1991–2020 normals.
The frost-free stretch runs from about 23 May to about 5 October, some 133 days in a normal year.
Warm afternoons without cold nights, 17–27°C and 8°C or more, mark Jun, Jul, Aug and Sep.
Parks & trails →Winter brings about 42 days with a wind chill below −20.
The humidex tops 30 on about 36 days a year: muggy days to plan around.
The normals describe a typical year, not its worst days; the hazards page covers Alnwick’s.
Flood & hazards →ECCC’s normals location: Miramichi
ECCC builds the Miramichi normals from 2 stations’ records over 1991–2020, joined where one replaced another.
| Distance from the town | 36 km south-west |
| Station altitude | 33 m |
| Completeness | meets the WMO “3 and 5” rule |
| WMO standard normals | No |
| Snowfall from | Bathurst, 62 km |
| Coldest reading, 1991–2020 | −34.5°C |
| Hottest reading, 1991–2020 | 37.2°C |
| Average wind | 12.3 km/h on average, most often from the west |
| Next-nearest location | Kouchibougauac, 54 km |
How Alnwick compares
Compared with 2,611 towns and neighbourhoods of 2,500 or more across Canada; the dots mark the other normals locations in New Brunswick.
Nearby towns’ climate
Nearby places read from a different ECCC location (places on Alnwick’s own would show the same figures). Alnwick has few close neighbours with figures, so the list reaches 26–48 km out.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| Alnwick Miramichi | 25.5°C | −15.3°C | 1,083 mm |
| Hardwicke 26 km · Kouchibougauac | 25.8°C about the same | −14.1°C 1.2°C milder | 1,240 mm |
| Allardville 31 km · Bathurst | 25.1°C about the same | −16.0°C 0.7°C colder | 1,118 mm |
| Tracadie 31 km · Bas Caraquet | 23.6°C 1.9°C cooler | −12.7°C 2.6°C milder | 984 mm |
Alnwick 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 | −4.3°C | −15.3°C | −9.8°C | 87 mm | 71 cm |
| February | −3.0°C | −14.8°C | −8.9°C | 72 mm | 69 cm |
| March | 2.0°C | −8.8°C | −3.4°C | 94 mm | 68 cm |
| April | 8.6°C | −2.0°C | 3.3°C | 84 mm | 30 cm |
| May | 16.3°C | 4.0°C | 10.2°C | 97 mm | 2 cm |
| June | 22.0°C | 9.8°C | 15.9°C | 89 mm | 0 cm |
| July | 25.5°C | 13.8°C | 19.6°C | 90 mm | 0 cm |
| August | 24.8°C | 12.9°C | 18.8°C | 85 mm | 0 cm |
| September | 20.2°C | 8.3°C | 14.3°C | 90 mm | 0 cm |
| October | 12.7°C | 2.5°C | 7.6°C | 113 mm | 6 cm |
| November | 5.5°C | −2.9°C | 1.3°C | 93 mm | 22 cm |
| December | −0.8°C | −9.6°C | −5.2°C | 89 mm | 68 cm |
| Year | 10.8°C | −0.2°C | 5.3°C | 1,083 mm | 337 cm |
The most changeable month: February, give or take 2.5°C; the steadiest, August
Bars run from each month’s record low to its record high since 1991. March spans the most, from −31.4°C (1997) to 26.3°C (2012).
Where Alnwick’s numbers come from
Averages over 30 years, not a forecast.
- Normals: the closest ECCC location with twelve months of temperature normals, Miramichi, 1991–2020.
- Other locations: precipitation and snowfall come from the nearest location that publishes all twelve months of them, as named above.
- Comparisons: Canada’s towns and neighbourhoods of 2,500+ (no city totals, no reserves), each through its own nearest location.
- 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 Alnwick’s climate
How warm does Alnwick get in summer?
In July, the warmest month, the typical high is 25.5°C.
How cold does Alnwick get in winter?
On a normal January night the air drops to −15.3°C, the coldest of the year.
How much rain and snow does Alnwick get?
Over twelve months, rain and melted snow come to 1,083 mm; the range runs from 72 mm in February to 113 mm in October.
Are these figures for Alnwick itself?
They come from Miramichi, which ECCC uses as the nearest normals location for Alnwick.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Alnwick →
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).