When to go · Seattle

Seattle in January

Avoid month. Listed as a month to avoid: Nov–Feb (grey, wet, short daylight).

Key facts

Verdict: Avoid
Temperature: 48°C (118°F)118°F (48°C) / 38°C (100°F)100°F (38°C); average high / low
Rain days: 18
Crowds: Low; United States overall
Prices: Low; United States overall

Plan around it

Verdict

AvoidBest and avoid months for Seattle

Listed as a month to avoid: Nov–Feb (grey, wet, short daylight).

January is rated avoid. These months rate higher:

Long-term averages

SeattleHighs around 48 °C (118 °F), lows around 38 °C (100 °F), rain on about 18 daysHighs around 118 °F (48 °C), lows around 100 °F (38 °C), rain on about 18 days
Pacific Northwest, United States · Seattle, Portland, Olympic, Mount Rainierrainy
Grey and damp October–May; July–September is dry and clear, with wildfire smoke in some years.

United States overall: Cold and snowy north and in the mountains; Florida, Hawaii and the desert Southwest are the picks.

Weather, crowds and prices for any two months in Seattle, side by side.

First month

Second month

Verdict
Jan: Avoid
Jun: Great (better)
Daytime high
Jan: 48 °C (118 °F)118 °F (48 °C)
Jun: 71 °C (160 °F)160 °F (71 °C)
Night low
Jan: 38 °C (100 °F)100 °F (38 °C)
Jun: 53 °C (127 °F)127 °F (53 °C)
Rain days
Jan: 18
Jun: 9 (better)
Crowds
Jan: Low
Jun: High
Prices
Jan: Low
Jun: High
Festivals listed
Jan: 0
Jun: 0

January: Listed as a month to avoid: Nov–Feb (grey, wet, short daylight).

June: Inside Seattle's best window: Jun–Sep.

Seattle: figures are long-term averages from this guide, not a forecast.