Humid cities · Washington
How humid is Olympia in summer?
Olympia right now
48°FClear skies
- Today57°F / 49°FRain
- Tomorrow54°F / 45°FRain
- Monday53°F / 41°FRain
Make the most of it, obviously.
Live from OpenWeatherMap. Alerts from the National Weather Service.
Across June, July and August, the dew point in Olympia averages about 51.3°F, which is comfortable on the usual dew point scale.
August is the muggiest month, with the dew point averaging about 52.9°F. On NOAA’s hour by hour normals, no hour of the year averages a dew point of 65°F or more, though a muggy spell can still turn up. That makes it the joint 22nd driest summer air of the 124 US cities we track.
Last updated
The highest dew point in the forecast for the next 48 hours is about 49°F, which is dry.
Olympia’s summer dew point averages about 51.3°F. The air saves all its moisture for the rest of the year.
Live 48-hour forecast from OpenWeatherMap, refreshed about every half hour. Alerts from the National Weather Service.
Summer humidity at a glance
| Dew point, June to August | 51.3°F |
|---|---|
| Muggiest month | August, 52.9°F |
| Hours a year at a 65°F dew point or more | none |
| How summer feels | comfortable |
The dew point is the temperature the air would have to cool to for dew to form, so the higher it is, the more water the air holds. Forecasters usually call under 55°F comfortable, 55 to 65°F sticky and 65°F or more muggy; 70°F or more feels tropical.
Cities with about the same summer air
- Eugene, Oregon: about 51.3°F
- Fresno, California: about 51.5°F
- Seattle, Washington: about 51.7°F
More about the weather here
Source: NOAA U.S. Climate Normals, hourly, 1991 to 2020, station USW00024227. Average dew points, not the stickiest days.