Thurston County (Olympia)
October
Weather in Thurston County, Washington for October 2026
Your guide to Thurston County weather in October - trends and predictions
So far, October 2026 in Thurston County shows a warmer trend than usual by 2.1 °C.
The forecast for the next days in Thurston County predicts temperatures to be around 11 °C, close to the historical average.
In general, the average temperature in Thurston County at the beginning of October is 19.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 11.3 °C by the end of October.
The climate of Thurston County in October is notably wet, with an average of 11 rainy days, and a total of 126.1 mm of precipitation.
Is October a good time to visit Thurston County? check out the best time to travel to Thurston County page.
✨ Is October a good time to visit Thurston County? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
20
Dry days
11
Rainy days
0
Snow days
15°/8°
Temperatures
11 km/h
Avg max wind
77 %
Avg humidity
Thurston County Weather October
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Temperatures trend during October in Thurston County
See the weather trend as well as the moving average line
October weather in Thurston County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Oct. 1 |  Cloudy | 19° /9° | 0 mm | 3 | |
| Oct. 2 | Cloudy | 19° /9° | 0 mm | 3 | |
| Oct. 3 |  Sunny | 20° /9° | 0 mm | 3.9 | |
| Oct. 4 |  Light rain | 17° /10° | 5.9 mm | 3 | |
| Oct. 5 |  Overcast | 18° /9° | 0 mm | 3 | |
| Oct. 6 | Cloudy | 20° /8° | 0 mm | 3.6 | |
| Oct. 7 | Overcast | 21° /8° | 0 mm | 3.5 | |
| Oct. 8 | Light rain | 17° /9° | 2.9 mm | 3 | |
| Oct. 9 | Overcast | 14° /8° | 0.5 mm | 3 | |
| Oct. 10 | Light rain | 16° /8° | 3.1 mm | 3 | |
| Oct. 11 | Overcast | 15° /7° | 0 mm | 3 | |
| Oct. 12 | Sunny | 17° /6° | 0 mm | 3.2 | |
| Oct. 13 | Overcast | 16° /7° | 0 mm | 3 | |
| Oct. 14 |  Patchy rain possible | 18° /8° | 0.9 mm | 3 | |
| Oct. 15 | Patchy rain possible | 18° /8° | 1.9 mm | 2.9 | |
| Oct. 16 | Light rain | 17° /7° | 2.5 mm | 2.9 | |
| Oct. 17 | Overcast | 15° /8° | 0.4 mm | 2 | |
| Oct. 18 | Light rain | 13° /6° | 4.8 mm | 2 | |
| Oct. 19 | Light rain | 15° /8° | 9.8 mm | 2.7 | |
| Oct. 20 | Patchy rain possible | 16° /8° | 2.3 mm | 2.6 | |
| Oct. 21 | Patchy rain possible | 14° /7° | 0.7 mm | 2 | |
| Oct. 22 | Overcast | 15° /6° | 0 mm | 2 | |
| Oct. 23 | Overcast | 13° /7° | 0.1 mm | 2 | |
| Oct. 24 |  Moderate rain | 12° /6° | 14.2 mm | 2 | |
| Oct. 25 | Moderate rain | 12° /6° | 16.1 mm | 2 | |
| Oct. 26 |  Moderate rain at times | 11° /8° | 8.5 mm | 2 | |
| Oct. 27 | Moderate or heavy rain shower | 12° /6° | 9.2 mm | 2 | |
| Oct. 28 | Moderate or heavy rain shower | 11° /6° | 7.9 mm | 2 | |
| Oct. 29 | Light rain | 12° /5° | 9.4 mm | 1.3 | |
| Oct. 30 | Light rain | 10° /3° | 6.6 mm | 1.5 | |
| Oct. 31 | Overcast | 11° /2° | 0 mm | 1.2 | |
| Next | |||||
Important Notice
Our weather forecast for Thurston County in October is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Thurston County forecast closer to your planned date for the most up-to-date weather information.
Change Month
Thurston County in October - FAQ
What are the expected maximum and minimum temperatures in Thurston County during October?
During October, expect a variety of temperatures with highs around 15° and lows near 8°, suitable for diverse activities and preferences.
How much rainfall should be expected in Thurston County during October?
Significant rainfall exceeding 126.1 mm is expected in Thurston County during October, occurring over more than 11 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Thurston County during October?
The average wind speed in Thurston County during October is 11 km/h, suggesting breezy to windy conditions, depending on your activities.
October rainfall patterns in Thurston County
Explore the daily rainfall trends and prepare for Thurston Countys October weather 💧
Typically, Thurston County has 11 rainy days in October with a total of 126.1 mm of rainfall.
UV exposure in Thurston County during October
Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️
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