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Climate of Olympic National Park
Olympic National Park has a tundra climate. It is cold here all year round. The average annual temperature for Olympic National Park is 11° degrees and there is about 868 mm of rain in a year. It is dry for 141 days a year with an average humidity of 84% and an UV-index of 3.
Climate averages for the whole year
- Day: the average daily temperature during the day is between 3°C and 21°C
- Night:the average nighttime temperature is between -1°C and 9°C
- Rain: it rains 152 days and there is a total of approximately 868 mm rainfall
- Snow: it snows an average of 94 days per year
- Sun hours: throughout the year there are 2427 sun hours
| Maximum temperature: | between 3°C and 21°C |
| Warmest month: | 21°C in August |
| Coldest month: | 3°C in December |
| Night temperature: | between -1°C and 9°C |
| Dry days: | 119 days |
| Days with rain: | 152 days |
| Days with snow: | 94 days |
| Total rain sum: | 868 mm |
| Hours of sunshine: | 2427 hours |
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Temperature graph
This graph shows the average maximum temperature (red) and minimum temperature (blue) for Olympic National Park.
Precipitation graph
This graph shows the average amount of rainfall per month for Olympic National Park.
Climate table of Olympic National Park
In this climate table you can see at a glance what the average weather per month is for Olympic National Park. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Olympic National Park might be like in a given month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Day temp. (°C) | 5 | 4 | 6 | 9 | 13 | 16 | 20 | 21 | 17 | 12 | 6 | 3 |
| Night temp. (°C) | 0 | -1 | 0 | 2 | 4 | 6 | 8 | 9 | 7 | 5 | 2 | -1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Precipitation (mm) | 119 | 85 | 90 | 54 | 42 | 34 | 13 | 18 | 35 | 86 | 140 | 152 |
| Days with rain | 13 | 11 | 13 | 15 | 15 | 13 | 8 | 7 | 12 | 17 | 16 | 12 |
| Days with snow | 14 | 17 | 19 | 11 | 3 | - | - | - | - | 2 | 11 | 17 |
| Dry days | 4 | - | - | 4 | 13 | 17 | 23 | 24 | 18 | 12 | 3 | 2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Sun hours per day | 4 | 4 | 5 | 7 | 8 | 9 | 11 | 11 | 9 | 5 | 4 | 4 |
| Wind force (Bft) | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 2 | 2 | 2 |
| UV-index | 1 | 2 | 2 | 3 | 3 | 4 | 5 | 4 | 3 | 2 | 2 | 2 |
Best time to visit Olympic National Park
The best time to visit Olympic National Park is in July and August. In this period you have a pleasant temperature and almost no precipitation. The highest average temperature in Olympic National Park is 21°C in August and the lowest is 3°C in December.
Climate of Olympic National Park by month
What is the average climate in a given month for Olympic National Park? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.
Olympic National Park weather experiences
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