Port Alberni weather in December

In December, Port Alberni sees average daytime highs of 5°C and overnight lows near 2°C, with 280 mm of precipitation across 19.1 wet days and about 8.1 hours of daylight. It is the 12th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 5°C through the month. 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 18 min at the start of December to 8 hours by month's end. Set against the rest of the year, December is Port Alberni's 12th-clearest and 2nd-windiest month. For the whole year in context, see Port Alberni's year-round climate.

Daytime high
12th warmest
Overnight low
3rd coldest
Precipitation
280 mm
19.1 wet days
Daylight
8 hours
8:15 AM – 4:15 PM
Cloud cover
81%
12th clearest
Wind
7 km/h
2nd windiest
Solar energy
0.74 kWh/m²
Travel score
0.1
out of 10

Port Alberni is city in British Columbia, Canada.

Air quality
Good
PM2.5 9 µg/m³ · 2019
Density
24/km²
people per km²
Founded
1912

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 5°C through the month.

A typical December day in Port Alberni reaches about 5°C in the afternoon and slips back to 2°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 2°C and 8°C. Set against its neighbours, December runs about 3°C cooler than November and on par with January.

-5°10°151015202531
Avg high (°C)Avg low (°C)
162
262
362
462
562
662
762
862
952
1052
1152
1252
1352
1452
1552
1652
1752
1852
1952
2052
2152
2252
2352
2452
2552
2651
2751
2851
2951
3051
3151

How December really feels in Port Alberni

Once humidity and wind are folded in, December averages 0 days that feel above 32°C and 23 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
23
wind chill below the day's low

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

Port Alberni weather by month

How December compares with the rest of the year at a glance. December is the 12th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 28918.56.88.50.1
Feb / 17815.269.80.4
Mar / 21218.16.511.61.1
Apr11° / 14115.81.313.42.3
May15° / 8612.1015.14.2
Jun17° / 10°6610.3015.95.4
Jul20° / 13°376.4015.67.0
Aug21° / 13°556.8014.27.1
Sep17° / 11°909.6012.45.7
Oct12° / 19815.70.110.52.9
Nov / 296193.48.90.9
Dec / 28019.188.10.1

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 8% of December, with mostly cloudy or overcast conditions the remaining 82%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12476
22377
32377
42278
52278
62179
72080
82080
92080
101981
111981
121783
131783
141783
151684
161684
171684
181684
191684
201684
211585
221684
231684
241684
251783
261882
271981
282080
292080
302080
312080

Chance of precipitation in December

Any precipitationSnow

Port Alberni gets around 280 mm of rain and snow over 19.1 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 62% and peaks near 65% on the wettest days, and about 8 days bring snow.

0%20%40%60%80%151015202531
Rain chance (%)Snow chance (%)
15819
25819
35819
45820
55820
65921
75922
86023
96124
106125
116226
126327
136428
146428
156529
166530
176530
186530
196531
206530
216430
226430
236429
246329
256328
266227
276227
286226
296226
306226
316225

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 7 km/h in December.

Across December, daily wind ranges from about 7 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 8 h 18 min at the start of December to 8 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over December. Sunrise moves from 8:00 AM to 8:21 AM, and sunset from 4:18 PM to 4:23 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.38:004:18
28.38:024:17
38.28:034:17
48.28:044:16
58.28:054:16
68.28:064:16
78.18:074:15
88.18:084:15
98.18:094:15
108.18:104:15
118.18:114:15
128.08:124:15
138.08:134:15
148.08:144:15
158.08:154:15
168.08:154:15
178.08:164:16
188.08:174:16
198.08:174:16
208.08:184:17
218.08:184:17
228.08:194:17
238.08:194:18
248.08:204:18
258.08:204:19
268.08:214:20
278.08:214:20
288.08:214:21
298.08:214:22
308.08:214:23
318.08:214:23

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 0.74 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 0.74 kWh/m² to a high of 6.15 kWh/m² in July across the year — December's 0.74 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
10.8Dim
20.8Dim
30.8Dim
40.8Dim
50.8Dim
60.8Dim
70.8Dim
80.8Dim
90.8Dim
100.7Dim
110.7Dim
120.7Dim
130.7Dim
140.7Dim
150.7Dim
160.7Dim
170.7Dim
180.7Dim
190.7Dim
200.7Dim
210.7Dim
220.7Dim
230.7Dim
240.7Dim
250.7Dim
260.7Dim
270.7Dim
280.8Dim
290.8Dim
300.8Dim
310.8Dim
Planning a trip in December

Hazard calendar for Port Alberni

In seasonPeak

In December, Port Alberni sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Port Alberni's rainy season runs October–April, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is December a good time to visit Port Alberni?

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

0.1
Sightseeing
11th-best month of the year
0.0
Beach & pool
7th-best month of the year

December is a weaker month for outdoor sightseeing in Port Alberni.

What to pack for Port Alberni in December

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

In December, Port Alberni sees daytime highs around 5°C and nights near 2°C. Pack a warm layer and rain gear. Worth having: a heavy coat. About 19 days see rain.

a warm layerrain geara heavy coat

Sea temperature near Port Alberni in December

The nearest coast averages about 8°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 20 km away) is warmest in August at about 17°C and coldest in January near 7°C.

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

5°10°15°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan7Bracing
Feb7Bracing
Mar8Bracing
Apr10Bracing
May13Bracing
Jun15Cool
Jul17Cool
Aug17Cool
Sep15Bracing
Oct12Bracing
Nov9Bracing
Dec8Bracing

UV index in Port Alberni 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 Port Alberni peaks around July 18 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 18 at about 1 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 18UV 8Dec 18UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar4Moderate
Apr4Moderate
May7High
Jun6High
Jul8Very high
Aug7High
Sep4Moderate
Oct3Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Port Alberni?

Port Alberni sits at 49.2°N, 124.8°W, 22 m above sea level, in Canada. The nearest listed city is Courtenay, 51 km away.

Topography around Port Alberni

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

Within 3 km, the terrain around Port Alberni has only modest variations in elevation — a maximum elevation change of 247 m around an average of 64 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,743 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,058 m.

The land around Port Alberni is covered by trees (49%) within 3 km, trees (81%) within 16 km, and trees (61%) and water (34%) within 80 km.

3 km
247 m
16 km
1,743 m
80 km
2,058 m
treesgrasslandartificial surfacesbare terrainwater
December weather nearby: Courtenay 51 km · Harewood 63 km · Nanaimo 63 km · Tofino 81 km · Campbell River 92 km · North Cowichan 93 km · Duncan 95 km · University Endowment Lands 114 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 Port Alberni (49.2413°, -124.8028°, elevation 22 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).