Photo: James Mann from Moncton, New Brunswick, Canada · CC BY 2.0

Climate in Riverview · ECCC 1991–2020 normals

Riverview is wetter than 89% of Canadian towns: 1,203 mm of rain and snow a year

The depth of winter brings overnight lows near −13.3°C. Some 38°C separates winter nights from summer afternoons. Plan for rain or snow on about 129 days a year, the days with 1 mm or more.

July afternoons: cooler than 58% of Canadian towns

January nights: milder than 58% of Canadian towns

Rain and snow a year: wetter than 89% of Canadian towns

Riverview has no ECCC normals station of its own: every figure here comes from Moncton, 11 km north-east.

July high

25.1°C

Typical Canadian town 25.5°C

January low

−13.3°C

Typical Canadian town −13.5°C

Rain & snow a year

1,203 mm

Typical Canadian town 883 mm

Snowfall a year

310 cm

Typical Canadian town 141 cm

Frost days

170

a year at 0°C or below

Frost-free days

135

19 May to 2 Oct

A year in Riverview at a glance

Each month’s typical high and low, in °C.

Jan−4°C−13°CColdest nightsSnowiest

Feb−3°C−13°C

Mar2°C−7°C

Apr9°C−2°C

May16°C4°CLast frost ~19 May

Jun21°C9°C

Jul25°C13°CWarmest

Aug25°C13°C

Sep20°C8°C

Oct13°C3°CWettestFirst frost ~2 Oct

Nov now6°C−2°C

Dec0°C−9°C

What stands out about Riverview’s climate

Compared with Canadian towns, with its place among towns of 2,500+ in New Brunswick beside it.

Snowier than 95% of Canadian townsAbout 310 cm of snow falls in a year, most of it in January.Wetter than 89% of Canadian townsAbout 1,203 mm of rain and melted snow a year; October is the wettest month and August the driest. 9th wettest of 60 towns of 2,500+ in New Brunswick.

A normal year

What a year in Riverview feels like

Each season’s and each month’s usual high and low, 1991–2020.

Winter

−2°C / −12°C

305 mm, with 198 cm of snow

Spring

9°C / −2°C

303 mm, with 92 cm of snow

Summer

24°C / 12°C

260 mm of rain and snow

Autumn

13°C / 3°C

335 mm, with 20 cm of snow: the wettest season

−20°

−10°

0°

10°

20°

30°

−4°C−13°C

−3°C−13°C

2°C−7°C

9°C−2°C

16°C4°C

21°C9°C

25°C13°C

20°C8°C

13°C3°C

6°C−2°C

0°C−9°C

JanFebMarAprMayJunJulAugSepOctNovDec

Best months to be outsideJunJulAugSepHighs of 17–27°C and nights of 8°C or more

Frost & warm days

Frost on 170 days, 20°C on 98

Frost comes from October to May; in January almost every night freezes. Deep cold, under −20°C, comes on about 12 nights a year.

135 frost-free days · average dates, 1991–2020

19 May 2 Oct

JanFebMarAprMayJunJulAugSepOctNovDec

170

Frost days a year (0°C or below)

More frosts than 59% of Canadian towns

Days that stay below 0°C

Nights a year below −20°C

Days a year above 20°C

Days a year above 30°C

Frost days by month

Average days at 0°C or below

JFMAMJJASOND

Days above 20°C by month

Average days

JFMAMJJASOND

Rain & snow

1,203 mm of precipitation in a typical year

October is the wettest month and August the driest. 9th wettest of 60 towns of 2,500+ in New Brunswick.

1,203 mm

Rain and snow a year

Wetter than 89% of Canadian towns

892 mm

Of it as rain alone (74%)

124 mm

October, the wettest month

77 mm

August, the driest month

Rain and snow by month

Millimetres

124 mm

JFMAMJJASOND

Rain alone by month

Millimetres

122 mm

JFMAMJJASOND

Snow

310 cm of snow in a typical year

The snow season runs October to May; January brings the most, about 74 cm.

310 cm

Snowfall a year

Snowier than 95% of Canadian towns

Days a year with 0.2 cm of snow or more

120

Days a year with 1 cm or more on the ground

34 cm

Snow on the ground at the end of February, the deepest month

Snowfall by month

Centimetres

74 cm

JFMAMJJASOND

Snow on the ground by month

Centimetres at month’s end

34 cm

JFMAMJJASOND

Heating

Heating a home in Riverview

89% of a year’s heating need falls between October and April. Months averaging under 10°C: October to April.

4,614 heating degree days (below 18°C)a year, 1991–2020

1,771 growing degree days (above 5°C)a year, 1991–2020

ECCC sums, over the year, how many degrees each day’s average falls short of 18°C.

Living here

Living with Riverview’s climate

What the normals mean for a garden, a day outside and the depth of winter.

The garden window

Plant out after about 19 May; the first frost of autumn usually arrives near 2 October, leaving roughly 135 days without frost.

Get outside

The outdoor season by the averages is Jun, Jul, Aug and Sep, with highs of 17–27°C and lows of 8°C or more.

Parks & trails →

Wind chill

Count on some 43 days a year when the wind makes it feel below −20.

Humidex

Roughly 34 days a year feel hotter than 30 once humidity is counted.

Storms and extremes

Ice storms, floods and heat waves are risks, not averages: they are on Riverview’s hazards page.

Flood & hazards →

Weather station

ECCC’s normals location: Moncton

Behind the 1991–2020 normals for Moncton are 2 stations, which ECCC combines into one record.

Distance from the town	11 km north-east
Station altitude	71 m
Completeness	at least 20 years
WMO standard normals	No
Coldest reading, 1991–2020	−31.4°C
Hottest reading, 1991–2020	35.6°C
Average wind	16.7 km/h on average, most often from the south-west
Next-nearest location	Bouctouche, 42 km

Compared with other towns

How Riverview 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.

July afternoons25.1°C

RiverviewMedian Canadian town

18°C20°C22°C24°C26°C

Cooler than 58% of Canadian towns

January nights−13.3°C

RiverviewMedian Canadian town

−20°C−15°C−10°C−5°C

Milder than 58% of Canadian towns

Rain and snow a year1,203 mm

RiverviewMedian Canadian town

05001,0001,5002,000

Wetter than 89% of Canadian towns9th wettest of 60 towns of 2,500+ in New Brunswick

Snowfall a year310 cm

RiverviewMedian Canadian town

100200300400

Snowier than 95% of Canadian towns

Next door

Nearby towns’ climate

Places around Riverview whose figures come from another normals location. Riverview has few close neighbours with figures, so the list reaches 27–35 km out.

Town	July high	January low	Rain & snow
Riverview Moncton	25.1°C	−13.3°C	1,203 mm
Dorchester 27 km · Nappan	24.3°C 0.8°C cooler	−11.7°C 1.6°C milder	1,161 mm
Petitcodiac 32 km · Sussex/Four Corners	25.7°C 0.6°C warmer	−13.2°C about the same	1,152 mm
Dundas 33 km · Bouctouche	25.1°C about the same	−13.2°C about the same	1,002 mm
Elgin 34 km · Alma/Fundy Park	22.4°C 2.7°C cooler	−11.8°C 1.5°C milder	1,529 mm

Month by month

Riverview 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	−3.5°C	−13.3°C	−8.4°C	102 mm	74 cm
February	−2.5°C	−12.7°C	−7.6°C	88 mm	65 cm
March	2.2°C	−7.4°C	−2.6°C	111 mm	60 cm
April	8.6°C	−1.5°C	3.6°C	94 mm	29 cm
May	16.1°C	3.9°C	10.0°C	98 mm	2 cm
June	21.3°C	9.2°C	15.3°C	95 mm	0 cm
July	25.1°C	13.4°C	19.3°C	87 mm	0 cm
August	24.7°C	12.7°C	18.7°C	77 mm	0 cm
September	20.2°C	8.1°C	14.2°C	103 mm	0 cm
October	13.2°C	2.9°C	8.1°C	124 mm	2 cm
November	6.3°C	−2.2°C	2.1°C	109 mm	19 cm
December	0.0°C	−8.7°C	−4.4°C	115 mm	59 cm
Year	11.0°C	0.4°C	5.7°C	1,203 mm	310 cm

Year to year

The month with the widest range: March, −24.5°C to 26.1°C

Bars run from each month’s record low to its record high over 1991–2020; January is the month whose average wanders most from year to year (±2.5°C around −8.4°C), August the one that wanders least (±1.0°C).

−40°

−30°

−20°

−10°

0°

10°

20°

30°

40°

JanFebMarAprMayJunJulAugSepOctNovDec

Record low to record high, 1991–2020Normal

Sources

Where Riverview’s numbers come from

Averages over 30 years, not a forecast.

Normals: the 1991–2020 normals from ECCC for Moncton, its nearest location with complete temperatures.
Comparisons: the towns and neighbourhoods of 2,500+ across Canada, each on its nearest normals location, without the city totals or the reserves.
Not on this page: a sunshine figure (ECCC published none for 1991–2020) and any lapse-rate correction for height, as the town has no elevation here.

Canadian Climate Normals 1991–2020 · ECCC Data Services End-use Licence. Data Source: Environment and Climate Change Canada

Questions about Riverview’s climate

How warm does Riverview get in summer?

A normal July afternoon tops out at about 25.1°C, the year’s high point.

How cold does Riverview get in winter?

Deep winter means January, when nights average −13.3°C.

How much rain and snow does Riverview get?

Count on roughly 1,203 mm a year, heaviest in October (124 mm) and lightest in August (77 mm).

How long does snow stay on the ground?

There is 1 cm of snow or more on the ground on roughly 120 days a year.

Are these figures for Riverview itself?

Only indirectly: the readings are made at Moncton, outside Riverview.

Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Riverview →

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).