Edmundston weather in December

In December, Edmundston sees average daytime highs of -4°C and overnight lows near -12°C, with 99 mm of precipitation across 11.8 wet days and about 8.3 hours of daylight. It is the 10th-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about -1°C in the first days to -6°C by the end. The sky is clear or mostly clear about 15% of the time in December, and the air most often feels dry.

Daylight stretches from about 8 h 30 min at the start of December to 8 h 18 min by month's end. Set against the rest of the year, December is Edmundston's 12th-clearest and 5th-windiest month. For the whole year in context, see Edmundston's year-round climate.

Daytime high
-4°
10th warmest
Overnight low
-12°
3rd coldest
Precipitation
99 mm
11.8 wet days
Daylight
8 h 18 min
8:21 AM – 4:38 PM
Cloud cover
74%
12th clearest
Wind
13 km/h
5th windiest
Solar energy
1.14 kWh/m²
Travel score
0.0
out of 10

Edmundston is city in New Brunswick, Canada.

Air quality
Good
PM2.5 9 µg/m³ · 2019
Density
155/km²
people per km²
Founded
1850

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 -1°C in the first days to -6°C by the end.

A typical December day in Edmundston reaches about -4°C in the afternoon and slips back to -12°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between -12°C and 3°C. Set against its neighbours, December runs about 7°C cooler than November and about 4°C warmer than January.

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

How December really feels in Edmundston

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.

Edmundston weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-7° / -17°7710.310.38.70.0
Feb-6° / -15°669.19.39.90.0
Mar-0° / -9°8110.59.311.60.0
Apr / -2°9211.96.213.31.0
May15° / 9814.20.714.94.1
Jun20° / 10°10713015.75.7
Jul23° / 13°11314.3015.36.0
Aug22° / 12°10112.5014.16.3
Sep17° / 9911.1012.45.3
Oct10° / 11012.11.710.62.2
Nov / -4°9511.26.69.10.1
Dec-4° / -12°9911.810.78.30.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 15% of the time in December, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 15% of December, with mostly cloudy or overcast conditions the remaining 71%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12773
22773
32872
42872
52872
62872
72971
82971
92971
103070
113070
123169
133169
143169
153169
163268
173169
183169
193169
203169
213169
223070
233070
243070
253070
263070
273070
283070
292971
302971
312971

Chance of precipitation in December

Any precipitationSnow

Edmundston gets around 99 mm of rain and snow over 11.8 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 37% and peaks near 42% on the wettest days, and about 11 days bring snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
14234
24134
34134
44034
54033
63933
73833
83833
93732
103732
113732
123732
133632
143632
153733
163733
173733
183734
193734
203734
213735
223735
233735
243735
253736
263636
273636
283636
293535
303535
313435

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 13 km/h in December.

Across December, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912light breeze
1012light breeze
1112light breeze
1212light breeze
1312light breeze
1412light breeze
1512light breeze
1612light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze
3113light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 8 h 30 min at the start of December to 8 h 18 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 8:07 AM to 8:27 AM, and sunset from 4:39 PM to 4:46 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.58:074:39
28.58:084:39
38.58:094:39
48.58:104:38
58.48:114:38
68.48:124:38
78.48:134:38
88.48:144:37
98.48:154:37
108.38:164:37
118.38:174:37
128.38:184:37
138.38:194:37
148.38:204:37
158.38:204:38
168.38:214:38
178.38:224:38
188.38:224:38
198.38:234:39
208.38:244:39
218.38:244:39
228.38:254:40
238.38:254:40
248.38:264:41
258.38:264:41
268.38:264:42
278.38:274:43
288.38:274:43
298.38:274:44
308.38:274:45
318.38:274:46

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 1.14 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 1.14 kWh/m² to a high of 5.62 kWh/m² in June across the year — December's 1.14 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
11.2Dim
21.2Dim
31.2Dim
41.2Dim
51.2Dim
61.2Dim
71.1Dim
81.1Dim
91.1Dim
101.1Dim
111.1Dim
121.1Dim
131.1Dim
141.1Dim
151.1Dim
161.1Dim
171.1Dim
181.1Dim
191.1Dim
201.1Dim
211.1Dim
221.1Dim
231.1Dim
241.2Dim
251.2Dim
261.2Dim
271.2Dim
281.2Dim
291.2Dim
301.2Dim
311.2Dim
Planning a trip in December

Is December a good time to visit Edmundston?

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
8th-best month of the year

December is a weaker month for outdoor sightseeing in Edmundston.

What to pack for Edmundston in December

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

In December, Edmundston sees daytime highs around -4°C and nights near -12°C. Pack a warm layer and a heavy coat. Worth having: rain gear. About 12 days see rain.

a warm layera heavy coatrain gear

UV index in Edmundston 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 Edmundston peaks around July 13 at about 7 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 22 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJul 13UV 7Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr5Moderate
May6High
Jun6High
Jul7Very high
Aug3Moderate
Sep5Moderate
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Edmundston?

Edmundston sits at 47.4°N, 68.3°W, 200 m above sea level, in Canada. The nearest listed city is Rivière-du-Loup, 104 km away.

Topography around Edmundston

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

Within 3 km, the terrain around Edmundston has only modest variations in elevation — a maximum elevation change of 224 m around an average of 197 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 349 m; within 80 km, significant variations in elevation — a maximum elevation change of 570 m.

The land around Edmundston is covered by trees (59%) and artificial surfaces (21%) within 3 km, trees (77%) within 16 km, and trees (88%) within 80 km.

3 km
224 m
16 km
349 m
80 km
570 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Rivière-du-Loup 104 km · Rimouski 120 km · Fredericton Northside 202 km · Fredericton 203 km · Baie-Comeau 205 km · Miramichi 217 km · Beauport 224 km · Lévis 225 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 Edmundston (47.3737°, -68.3251°, elevation 200 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. 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).