Verdict: Tough month
Whistler Weather in December
December is properly cold in Whistler, with highs of only 2°C (36°F). It's also the wet side of the calendar: rain falls on about 21 days, so build flexibility into plans. If your dates are flexible, most travelers will have a better time in Whistler outside December.
Average high
2°C / 36°F
Average low
-4°C / 25°F
Rain days
~21
Precipitation
281 mm
What to pack for Whistler in December
- Full winter kit — insulated coat, gloves, warm hat
- Rain gear is non-negotiable — expect rain on roughly 21 days
- Quick-dry shoes — downpours are short but heavy
- Comfortable walking shoes — every guide on this site assumes you'll use them
December against the rest of the year
Warmest in Whistler: Jul (24°C / 75°F) · Coolest: Jan (2°C / 36°F) · Wettest: Jan (~22 rain days)
2°
-3°
Jan
2°
-5°
Feb
5°
-3°
Mar
8°
-1°
Apr
15°
4°
May
19°
8°
Jun
24°
12°
Jul
24°
12°
Aug
19°
9°
Sep
12°
4°
Oct
4°
-2°
Nov
2°
-4°
Dec
Daily highs / lows in °C · bars show rain days per month · ERA5 climate normals (2020–2024)