Rimouski weather in December

In December, Rimouski sees average daytime highs of -3°C and overnight lows near -8°C, with 84 mm of precipitation across 12 wet days and about 8.2 hours of daylight. It is the 10th-warmest and 7th-wettest month of the year here.

Highs ease over the month, from about -0°C in the first days to -5°C by the end. The sky is clear or mostly clear about 11% of the time in December, and the air most often feels dry.

Daylight stretches from about 8 h 24 min at the start of December to 8 h 12 min by month's end. Set against the rest of the year, December is Rimouski's 12th-clearest and 1st-windiest month. For the whole year in context, see Rimouski's year-round climate.

Daytime high
-3°
10th warmest
Overnight low
-8°
4th coldest
Precipitation
84 mm
12 wet days
Daylight
8 h 06 min
7:27 AM – 3:34 PM
Cloud cover
77%
12th clearest
Wind
19 km/h
1st windiest
Solar energy
1.01 kWh/m²
Travel score
0.0
out of 10

Rimouski is city of Québec, Canada.

Density
79/km²
people per km²
Founded
1869

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about -0°C in the first days to -5°C by the end.

A typical December day in Rimouski reaches about -3°C in the afternoon and slips back to -8°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between -10°C and 3°C. Set against its neighbours, December runs about 6°C cooler than November and about 5°C warmer than January.

-20°-10°10°151015202531
Avg high (°C)Avg low (°C)
10-4
20-4
30-5
4-1-5
5-1-5
6-1-5
7-1-6
8-1-6
9-2-6
10-2-6
11-2-7
12-2-7
13-2-7
14-3-7
15-3-7
16-3-8
17-3-8
18-3-8
19-3-8
20-3-8
21-4-9
22-4-9
23-4-9
24-4-9
25-4-10
26-5-10
27-5-10
28-5-10
29-5-11
30-5-11
31-6-11

How December really feels in Rimouski

Once humidity and wind are folded in, December averages 0 days that feel above 32°C and 31 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
31
31 feel bitter (≤ -10°C)

The story in December is cold — wind chill drags the overnight "feels like" below the raw low.

Rimouski weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-7° / -14°6410.311.68.60.0
Feb-7° / -13°568.59.19.90.0
Mar-2° / -8°7310.49.911.60.0
Apr / -1°8411.65.513.40.2
May11° / 8612.10.8152.4
Jun16° / 10°8511.3015.84.7
Jul19° / 14°8811.8015.55.9
Aug19° / 14°8410.9014.16.0
Sep15° / 10°9211.3012.44.5
Oct / 10912.50.810.61.7
Nov / -1°9411.66.890.1
Dec-3° / -8°841212.18.20.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 11% of the time in December, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 13% of December, with mostly cloudy or overcast conditions the remaining 76%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12476
22377
32278
42278
52377
62377
72377
82278
92278
102278
112377
122377
132476
142575
152575
162575
172575
182674
192674
202674
212674
222674
232674
242575
252575
262575
272575
282476
292377
302377
312278

Chance of precipitation in December

Any precipitationSnow

Rimouski gets around 84 mm of rain and snow over 12 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 38% and peaks near 39% on the wettest days, and about 12 days bring snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
13935
23935
33836
43836
53836
63837
73737
83737
93737
103737
113637
123637
133637
143637
153737
163737
173738
183838
193838
203838
213939
223939
233940
243940
253940
263941
273841
283842
293842
303842
313742

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

Most of December feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, December lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in December

Winds average 19 km/h in December, the windiest month of the year.

Across December, daily wind ranges from about 18 km/h on the calmest days to 19 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
119light breeze
219light breeze
319light breeze
419light breeze
519light breeze
619light breeze
719light breeze
819light breeze
919light breeze
1019light breeze
1119light breeze
1219light breeze
1319light breeze
1419light breeze
1519light breeze
1619light breeze
1719light breeze
1819light breeze
1919light breeze
2019light breeze
2119light breeze
2219light breeze
2319light breeze
2419light breeze
2519light breeze
2619light breeze
2719light breeze
2819light breeze
2919light breeze
3019light breeze
3118light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 8 h 24 min at the start of December to 8 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over December. Sunrise moves from 7:12 AM to 7:33 AM, and sunset from 3:36 PM to 3:42 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.47:123:36
28.47:133:35
38.37:143:35
48.37:153:35
58.37:173:34
68.37:183:34
78.37:193:34
88.27:203:34
98.27:213:34
108.27:223:33
118.27:233:33
128.27:233:33
138.27:243:33
148.17:253:34
158.17:263:34
168.17:273:34
178.17:273:34
188.17:283:34
198.17:293:35
208.17:293:35
218.17:303:35
228.17:303:36
238.17:313:36
248.17:313:37
258.17:313:38
268.17:323:38
278.17:323:39
288.17:323:39
298.17:323:40
308.17:333:41
318.27:333:42

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 1.01 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 1.01 kWh/m² to a high of 6.06 kWh/m² in June across the year — December's 1.01 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
11.1Dim
21.1Dim
31.1Dim
41.1Dim
51.1Dim
61.0Dim
71.0Dim
81.0Dim
91.0Dim
101.0Dim
111.0Dim
121.0Dim
131.0Dim
141.0Dim
151.0Dim
161.0Dim
171.0Dim
181.0Dim
191.0Dim
201.0Dim
211.0Dim
221.0Dim
231.0Dim
241.0Dim
251.0Dim
261.0Dim
271.0Dim
281.1Dim
291.1Dim
301.1Dim
311.1Dim
Planning a trip in December

Is December a good time to visit Rimouski?

Our two travel scores rate December for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

0.0
Sightseeing
9th-best month of the year
0.0
Beach & pool
6th-best month of the year

December is a weaker month for outdoor sightseeing in Rimouski.

What to pack for Rimouski in December

From December's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In December, Rimouski sees daytime highs around -3°C and nights near -8°C. Pack a warm layer and a heavy coat. Worth having: rain gear. About 12 days see rain.

a warm layera heavy coatrain gear

Sea temperature near Rimouski in December

The nearest coast averages about 1°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 12°C and coldest in February near -0°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

0°5°10°15°JanFebMarAprMayJunJulAugSepOctNovDecbracing
Sea temperature (°C)Comfort
Jan0Bracing
Feb0Bracing
Mar0Bracing
Apr2Bracing
May4Bracing
Jun9Bracing
Jul11Bracing
Aug12Bracing
Sep9Bracing
Oct6Bracing
Nov2Bracing
Dec1Bracing

UV index in Rimouski in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 1. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Rimouski peaks around July 12 at about 7 (high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near January 10 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJul 12UV 7Jan 10UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr4Moderate
May5Moderate
Jun6High
Jul7High
Aug2Moderate
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Rimouski?

Rimouski sits at 48.4°N, 68.5°W, 23 m above sea level, in Canada. The nearest listed city is Baie-Comeau, 90 km away.

Topography around Rimouski

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Rimouski.

Within 3 km, the terrain around Rimouski has only modest variations in elevation — a maximum elevation change of 191 m around an average of 36 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 385 m; within 80 km, large variations in elevation — a maximum elevation change of 902 m.

The land around Rimouski is covered by artificial surfaces (33%) and water (30%) within 3 km, water (42%) and trees (34%) within 16 km, and trees (57%) and water (34%) within 80 km.

3 km
191 m
16 km
385 m
80 km
902 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
December weather nearby: Baie-Comeau 90 km · Rivière-du-Loup 102 km · Edmundston 120 km · Chicoutimi 187 km · Saguenay 188 km · Jonquière 201 km · Alma 231 km · Sept-Îles 249 km

Canada travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 83% of US
price level, 2025
GDP per capita
$55,698
2025
Happiness
6.7 / 10
World Happiness, 2025
Safe drinking water
97%
of population, 2024
Homicide rate
2
per 100k, 2023
Road deaths
5.3
per 100k/yr, 2019
Income group
High
World Bank
Religion
Christian 53%none 35%Muslim 5%Hindu 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Rimouski (48.4488°, -68.524°, elevation 23 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).