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Olympic Peninsula

Olympic Peninsula 1
Travel guide
1
Travel guide

Best time to visit Olympic Peninsula

Data source:Meteostat
Last updated:2025-09

Weather in Olympic Peninsula throughout the year

  • Spring (March–May): Average 32–41°F, cold and humid climate, less rainfall, but staying warm is still necessary. Common activities: birdwatching, hiking (choose lower altitude routes). Recommended clothing: waterproof jacket, thermal underwear, thick sweater, waterproof pants.
  • Summer (June–August): Average 47–60°F, cool climate, very little rainfall, more sunny days. Common activities: beach activities, camping, hiking (higher altitude routes can be chosen). Recommended clothing: light and breathable clothing, sun protection clothing, rain gear (in case of occasional rain).
  • Autumn (September–November): Average 42–52°F, the climate turns cooler, rainfall gradually increases, and the weather is changeable. Common activities: viewing autumn leaves (in some areas), whale watching (depending on the season), hiking. Recommended clothing: warm jacket, waterproof jacket, long pants, comfortable hiking shoes.
  • Winter (December–February): Average -32–35°F, cold and humid climate, more rainfall, and snow may fall in some areas. Common activities: skiing (requires going to specific areas), birdwatching. Recommended clothing: warm waterproof jacket, hat, scarf, gloves, waterproof pants, warm boots.

Weather in Olympic Peninsula

Annual average temperature: approx. 41.5°F / Annual rainfall: approx. 128 mm / Summer humidity: 60%–70% / Rainiest month: December

Olympic Peninsula weather by month

Month
Temperature (°F)
Rainfall (mm)
January
31.1°F
16.6
February
31.1°F
8.9
March
32.4°F
7.7
April
34.3°F
5.1
May
41°F
3.7
June
47.7°F
4.4
July
60.3°F
0.6
August
57°F
2.9
September
52.7°F
4.5
October
42.1°F
15.9
November
33.4°F
28.5
December
35.2°F
29.6

7-day weather forecast for Olympic Peninsula

11/1
Sunday
Sunny
51.7°F/31.1°F
11/2
Monday
Overcast
53.8°F/35.6°F
11/3
Tuesday
Overcast
58.2°F/39.8°F
11/4
Wednesday
Overcast
53.9°F/37°F
11/5
Thursday
Mist
49.7°F/41.1°F
11/6
Friday
Patchy rain nearby
47.8°F/37.1°F
11/7
Saturday
Overcast
53.4°F/37°F