When to go · Rainier

Rainier in January

Avoid month. Listed as a month to avoid: Nov–Feb (cold, frequent rain).

Key facts

Verdict: Avoid
Temperature: 10°C (50°F)50°F (10°C) / 4°C (39°F)39°F (4°C); average high / low
Rain days: 12
Crowds: Low; United States overall
Prices: Low; United States overall

Plan around it

Verdict

AvoidBest and avoid months for Rainier

Listed as a month to avoid: Nov–Feb (cold, frequent rain).

January is rated avoid. These months rate higher:

Long-term averages

RainierHighs around 10 °C (50 °F), lows around 4 °C (39 °F), rain on about 12 daysHighs around 50 °F (10 °C), lows around 39 °F (4 °C), rain on about 12 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 Rainier, side by side.

First month

Second month

January: Listed as a month to avoid: Nov–Feb (cold, frequent rain).

June: Inside Rainier's best window: Jun–Sep (warm, low rain).

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