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Washington, D.C. in January: weather & travel advice

This month's data profile

Balanced monthly profile

Washington, D.C. in January is climatically mixed. The average daily high is around 4 °C. With about 9 rainy days it is moderate.

Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.

Rank among 12 monthly averages

41/100 · #11

Warmth

#12

Dryness

Sun

#11

Published best categories: none

Washington, D.C. · JanuaryPhoto: Pom' · CC BY-SA 2.0

Average high: 4 °C
Average low: -4 °C
Rainy days (est.): 9 rainy days (est.)
Sun (est.): 3 h/day
Humidity: 82 %

Climate evidence with direct month comparison

The highlighted row is the selected month. Precipitation total and rainy days are separate monthly averages.

Climate averages for Washington, D.C.: selected and adjacent months
Month	Avg high °C	Avg low °C	Rainy days (est.)	Precipitation mm	Sun h/day (est.)	Humidity %	Wind m/s	Score
December	7	-1	9	91	2.2	82	2.8	41
January (selected)	4	-4	9	78	2.5	82	3.2	41
February	6	-3	9	71	3.5	81	3.2	43

How do the previous and next months compare?

Baseline: January (41/100)

Positive and negative values show the change from the selected month.

	Score Δ	Average high Δ	Average low Δ	Rainy days Δ	Rain Δ	Sun Δ	Humidity Δ	Wind Δ
December	±0	+2.6 °C	+2.5 °C	+0.1	+13.1 mm	-0.3 h	±0 %	-0.4 m/s
February	+2	+1.8 °C	+0.8 °C	-0.1	-6.9 mm	+1 h	-1.4 %	±0 m/s

All twelve months in context

JanUnsuitable41 FebUnsuitable43 MarLimited49 AprGood68 MayGood75 JunGood68 JulLimited53 AugLimited60 SepGood77 OctGood79 NovLimited56 DecUnsuitable41

Average daily high°C

Rainy days (estimated)

Sunshine hours (estimated)h/day

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Where to stay in Washington, D.C.

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Useful next decisions

Washington, D.C. · Month by month

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Frequently asked questions

How warm is Washington, D.C. in January?

The average daily high is around 4 °C, with an average daily low of about -4 °C.

Does it rain a lot in Washington, D.C. in January?

The curated estimate is about 9 rainy days per month, not a directly measured long-term average. Total precipitation averages around 78 mm for the month. A rainy day does not mean all-day rain.

When is the best time to visit Washington, D.C.?

By the climate score, April, May, September and October are the strongest months for Washington, D.C.. January is not among them.