When to go · Rainier
Rainier in April
Good month. Outside the best window (Jun–Sep (warm, low rain)). Across United States: Good month for the Southwest, Washington cherry blossoms, the South; mountain roads still closed.
Key facts
- Verdict
- Good
- Temperature
- 16°C (61°F)61°F (16°C) / 9°C (48°F)48°F (9°C)
- average high / low
- Rain days
- 8
- Crowds
- Medium
- United States overall
- Prices
- Medium
- United States overall
Verdict
Outside the best window (Jun–Sep (warm, low rain)). Across United States: Good month for the Southwest, Washington cherry blossoms, the South; mountain roads still closed.
Is another month better than April?
April is rated good. These months rate higher:
Weather in April
- RainierHighs around 16 °C (61 °F), lows around 9 °C (48 °F), rain on about 8 daysHighs around 61 °F (16 °C), lows around 48 °F (9 °C), rain on about 8 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.
Festivals and holidays
Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.
Spring break big impact
March–April · United States
Students fill Florida, Texas and Mexico beaches; parks busy.
Crowds and prices
- Crowds · United States overall
- Medium
- Prices · United States overall
- Medium
United States overall: Good month for the Southwest, Washington cherry blossoms, the South; mountain roads still closed.
Compare two months
Weather, crowds and prices for any two months in Rainier, side by side.
Verdict
Apr: Good
Jun: Great (better)
Daytime high
Apr: 16 °C (61 °F)61 °F (16 °C)
Jun: 20 °C (68 °F)68 °F (20 °C)
Night low
Apr: 9 °C (48 °F)48 °F (9 °C)
Jun: 13 °C (55 °F)55 °F (13 °C)
Rain days
Apr: 8
Jun: 6 (better)
Crowds
Apr: Medium
Jun: High
Prices
Apr: Medium
Jun: High
Festivals listed
Apr: 1
Jun: 0
April: Outside the best window (Jun–Sep (warm, low rain)). Across United States: Good month for the Southwest, Washington cherry blossoms, the South; mountain roads still closed.
June: Inside Rainier's best window: Jun–Sep (warm, low rain).
Rainier: figures are long-term averages from this guide, not a forecast.
What to pack
- A warm layer for the evenings
- A rain jacket or umbrella and shoes that dry fast