Chilliwack weather in January

In January, Chilliwack sees average daytime highs of 2°C and overnight lows near -2°C, with 342 mm of precipitation across 19.7 wet days and about 8.5 hours of daylight. It is the 11th-warmest and 2nd-wettest month of the year here.

Highs climb over the month, from about 1°C in the first days to 3°C by the end. The sky is clear or mostly clear about 16% of the time in January, and the air most often feels dry.

Daylight stretches from about 8 h 06 min at the start of January to 9 hours by month's end. Set against the rest of the year, January is Chilliwack's 10th-clearest and 1st-windiest month. For the whole year in context, see Chilliwack's year-round climate.

Daytime high
11th warmest
Overnight low
-2°
1st coldest
Precipitation
342 mm
19.7 wet days
Daylight
8 h 24 min
8:04 AM – 4:30 PM
Cloud cover
78%
10th clearest
Wind
5 km/h
1st windiest
Solar energy
0.93 kWh/m²
Travel score
0.0
out of 10

Chilliwack is city in British Columbia, Canada.

Air quality
Good
PM2.5 6 µg/m³ · 2019
Density
388/km²
people per km²

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

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 1°C in the first days to 3°C by the end.

A typical January day in Chilliwack reaches about 2°C in the afternoon and slips back to -2°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between -3°C and 6°C. Set against its neighbours, January runs on par with December and about 2°C cooler than February.

-10°-5°10°151015202531
Avg high (°C)Avg low (°C)
11-2
21-2
31-2
41-2
51-2
61-2
71-2
82-2
92-2
102-2
112-2
122-2
132-2
142-2
152-2
162-2
172-2
182-2
192-2
203-2
213-2
223-2
233-2
243-1
253-1
263-1
273-1
283-1
293-1
303-1
313-1

How January really feels in Chilliwack

Once humidity and wind are folded in, January 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
wind chill below the day's low

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

Chilliwack weather by month

How January compares with the rest of the year at a glance. January is the 11th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -2°34219.715.88.50.0
Feb / -2°21216.312.49.80.0
Mar / -1°2632014.511.60.5
Apr10° / 17217.37.313.41.9
May15° / 12214.82153.9
Jun17° / 10214.40.115.94.8
Jul21° / 11°618.8015.66.7
Aug21° / 11°748.6014.26.8
Sep17° / 12411.1012.45.5
Oct11° / 25617.42.210.52.4
Nov / 37220.512.18.90.2
Dec / -2°3252016.88.10.0

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 16% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 5% of January, with mostly cloudy or overcast conditions the remaining 79%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12080
22179
32179
42179
52179
62179
72278
82278
92179
102179
112179
122179
132179
142080
152080
162179
172179
182179
192179
202179
212179
222179
232179
242278
252179
262278
272278
282278
292377
302377
312377

Chance of precipitation in January

Any precipitationSnow

Chilliwack gets around 342 mm of rain and snow over 19.7 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 63% and peaks near 66% on the wettest days, and about 16 days bring snow.

0%20%40%60%80%151015202531
Rain chance (%)Snow chance (%)
16556
26656
36656
46656
56655
66655
76655
86554
96554
106553
116553
126552
136451
146451
156350
166349
176248
186248
196247
206147
216247
226247
236247
246247
256247
266247
276246
286246
296246
306145
316145

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January 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 January

Winds average 5 km/h in January, the windiest month of the year.

Across January, daily wind ranges from about 5 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 8 h 06 min at the start of January to 9 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 54 minutes over January. Sunrise moves from 8:09 AM to 7:50 AM, and sunset from 4:13 PM to 4:52 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.18:094:13
28.18:094:14
38.18:094:15
48.18:094:16
58.18:094:17
68.18:094:18
78.28:094:19
88.28:084:20
98.28:084:21
108.28:084:22
118.38:074:23
128.38:074:25
138.38:064:26
148.48:064:27
158.48:054:28
168.48:044:30
178.58:044:31
188.58:034:33
198.58:024:34
208.68:014:35
218.68:014:37
228.68:004:38
238.77:594:40
248.77:584:41
258.87:574:43
268.87:564:44
278.97:554:46
288.97:544:48
298.97:524:49
309.07:514:51
319.07:504:52

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 0.93 kWh/m².

For context, solar energy here swings from a low near 0.77 kWh/m² to a high of 5.91 kWh/m² in July across the year — January's 0.93 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
100.8Dim
110.9Dim
120.9Dim
130.9Dim
140.9Dim
150.9Dim
160.9Dim
170.9Dim
181.0Dim
191.0Dim
201.0Dim
211.0Dim
221.0Dim
231.1Dim
241.1Dim
251.1Dim
261.1Dim
271.2Dim
281.2Dim
291.2Dim
301.2Dim
311.3Dim
Planning a trip in January

Hazard calendar for Chilliwack

In seasonPeak

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

Chilliwack'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 January a good time to visit Chilliwack?

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

0.0
Sightseeing
10th-best month of the year
0.0
Beach & pool
7th-best month of the year

January is a weaker month for outdoor sightseeing in Chilliwack.

What to pack for Chilliwack in January

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

In January, Chilliwack sees daytime highs around 2°C and nights near -2°C. Pack a warm layer, a heavy coat and rain gear. About 20 days see rain.

a warm layera heavy coatrain gear

UV index in Chilliwack in January

LowModerateHighVery highExtreme

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

Under clear skies, the midday UV index in Chilliwack peaks around July 17 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 17 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 17UV 8Dec 17UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar4Moderate
Apr4Moderate
May7High
Jun6High
Jul8Very high
Aug6High
Sep4Moderate
Oct3Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Chilliwack?

Chilliwack sits at 49.2°N, 122.0°W, 11 m above sea level, in Canada. The nearest listed city is Chilliwack-Downtown, 1.0 km away.

Topography around Chilliwack

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

Within 3 km, the terrain around Chilliwack has only modest variations in elevation — a maximum elevation change of 131 m around an average of 12 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,683 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,275 m.

The land around Chilliwack is covered by grassland (29%), trees (26%) and artificial surfaces (26%) within 3 km, trees (62%) within 16 km, and trees (72%) within 80 km.

3 km
131 m
16 km
1,683 m
80 km
3,275 m
treesgrasslandcroplandartificial surfacesbare terrainsnow and icewater
January weather nearby: Chilliwack-Downtown 1.0 km · Vedder Crossing 7.0 km · Abbotsford 25 km · Mission 26 km · Townline 32 km · Haney 47 km · Maple Ridge 48 km · Walnut Grove 50 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 Chilliwack (49.1664°, -121.9526°, elevation 11 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).