The temperatures in Olympia in October are quite cold with temperatures between 42°F and 60°F, warm clothes are a must.
You can expect rain for roughly half of the month of October in Olympia. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Our weather forecast can give you a great sense of what weather to expect in Olympia in October 2025.
If you’re planning to visit Olympia in the near future, we highly recommend that you review the 14 day weather forecast for Olympia before you arrive.
Temperatures
60° / 42°
Rainy Days
10
Snowy Days
0
Dry Days
21
Rainfall
9.88
in
Sun Hours
8.2
Hrs
