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Weather in Chalk River · ECCC forecast and 1991–2020 normals

Chalk River’s weather tomorrow: a cool November day of 2 degrees

A typical November day reaches 5°C and drops to −4°C at night: the forecast for Chalk River is set against that. Tomorrow carries a chance of rain or snow of 80% and a breeze of 20 km/h; the low is −1°C. Highs in the days that follow range from 2°C to 10°C, warmest on Wednesday.

Winter −4°/−15°CSpring 11°/−3°CSummer 25°/11°CAutumn 13°/2°C
Right now
3°C
Cloudy
High 2°C · Low −1°C · Wind 5 km/h
Tomorrow 3°C cooler than a normal 14 November
Sunrise 07:08 · sunset 16:40
Observed at Garrison Petawawa, 17:22
Tomorrow
2°C / −1°C
A normal 14 November: 5°C / −4°C
Chance of rain or snow
80%
Likely in the next 24 hours
Wind
5 km/h
From the WNW · gusts 28 km/h · up to 20 km/h tomorrow
Wind chill
−5
what it feels like now
Daylight
9 h 32 min
07:07 to 16:40
Hour by hour · °C

The next 24 hours in Chalk River

Look for 2°C around 12:00 and 0°C around 19:00. Rain or snow peaks in likelihood around 06:00, at 80%.

19:00 · 0°C · Chance of rain showers or flurries · 30% chance of rain or snow · wind 10 km/h0°Now20:00 · 0°C · Chance of rain showers or flurries · 30% chance of rain or snow · wind 10 km/h21:00 · 0°C · Chance of flurries · 40% chance of rain or snow · wind 10 km/h0°22:00 · 0°C · Chance of flurries · 40% chance of rain or snow · wind 10 km/h22:0023:00 · 0°C · Chance of flurries · 40% chance of rain or snow · wind 10 km/h0°00:00 · 0°C · Chance of flurries · 40% chance of rain or snow · wind 10 km/h01:00 · 0°C · Chance of flurries · 40% chance of rain or snow · wind 20 km/h0°01:0002:00 · 0°C · Chance of flurries · 40% chance of rain or snow · wind 20 km/h03:00 · 1°C · Chance of flurries · 40% chance of rain or snow · wind 20 km/h1°04:00 · 1°C · Chance of flurries · 40% chance of rain or snow · wind 20 km/h04:0005:00 · 1°C · Chance of flurries · 40% chance of rain or snow · wind 20 km/h1°06:00 · 0°C · A few flurries · 80% chance of rain or snow · wind 20 km/h80%07:00 · 0°C · A few flurries · 80% chance of rain or snow · wind 20 km/h0°07:0008:00 · 0°C · A few flurries · 80% chance of rain or snow · wind 20 km/h09:00 · 1°C · A few flurries · 80% chance of rain or snow · wind 20 km/h1°10:00 · 1°C · A few flurries · 80% chance of rain or snow · wind 20 km/h10:0011:00 · 1°C · A few flurries · 80% chance of rain or snow · wind 20 km/h1°12:00 · 2°C · A few rain showers or flurries · 80% chance of rain or snow · wind 20 km/h2°13:00 · 2°C · A few rain showers or flurries · 80% chance of rain or snow · wind 20 km/h2°13:0014:00 · 2°C · A few rain showers or flurries · 80% chance of rain or snow · wind 20 km/h15:00 · 2°C · A few rain showers or flurries · 80% chance of rain or snow · wind 20 km/h2°16:00 · 2°C · A few rain showers or flurries · 80% chance of rain or snow · wind 20 km/h16:0017:00 · 2°C · Chance of flurries or rain showers · 40% chance of rain or snow · wind 20 km/h2°18:00 · 1°C · Chance of flurries or rain showers · 40% chance of rain or snow · wind 20 km/h
TemperatureChance of rain or snowNight
7 days · °C

The week ahead, against a normal week

A mix: some days above normal, some below. Tap a day for more.

Sat14 NovFlurries or rain showers40% chance−1°2°−3°

Saturday: A few flurries changing to a few rain showers or flurries near noon and ending late in the afternoon then cloudy with 40 percent chance of flurries or rain showers. Local snowfall amount 2 cm. Wind northwest 20 km/h gusting to 40. High plus 2. UV index 1 or low.

Saturday night: Cloudy with 40 percent chance of flurries or rain showers. Wind north 20 km/h gusting to 40. Low minus 1.

Sun15 NovA mix of sun and cloud−4°2°−3°

Sunday: Clearing. High plus 2.

Sunday night: Clear. Low minus 4.

Mon16 NovSunny0°5°normal

Monday: Sunny. High plus 5.

Monday night: Clear. Low zero.

Tue17 NovA mix of sun and cloud0°8°+4°

Tuesday: A mix of sun and cloud. High 8.

Tuesday night: Cloudy periods. Low zero.

Wed18 NovA mix of sun and cloud0°10°+6°

Wednesday: A mix of sun and cloud. High 10.

Wednesday night: Cloudy periods. Low zero.

Thu19 NovA mix of sun and cloud9°+5°

Thursday: A mix of sun and cloud. High 9.

Normal range for the date (ECCC 1991–2020 normals, Petawawa)Forecast low to high
A normal year

Where today sits in Chalk River’s year

Typical highs and lows month by month, from the ECCC averages.

Full climate →
Winter
−4° / −15°
191 mm of rain and snow
Spring
11° / −3°
222 mm of rain and snow
Summer
25° / 11°
276 mm of rain and snow, the wettest season
Autumn now
13° / 2°
244 mm of rain and snow
Best months to be outside
JunJulAug
Highs of 17–27°C and nights of 8°C or more
When is it wettest?June, with 96 mm.When does the most snow fall?January, with 49 cm.What is each month like?Highs, lows, rain and snow for all 12.

Warnings and more

ECCC issues Canada’s weather alerts; check its warnings page before travelling in bad weather.

Weather alertsECCC has no alert out for the area at the moment; its warnings page has any new ones.ECCC forecast: Deep RiverECCC’s city page for the site, 7.6 km from the town, with its radar and more.Chalk River’s climateA normal year month by month, with frost, snow and the comparisons.Flood & hazardsWhat could go wrong in Chalk River: wildfire, flooding, earthquakes, radon.

Forecast, current conditions and alerts: Environment and Climate Change Canada’s city page for Deep River, fetched 13 November, 19:00. Normals: ECCC 1991–2020, Petawawa. Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence

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).