Weather in Harris County, Texas for October 2025
So far, October 2025 in Harris County is slightly warmer than the historical average by 1 °F.
Expect cooler weather in the next days in Harris County with the forecast suggesting a temperature of 22.6 °F, lower than the historical average.
In general, the average temperature in Harris County at the beginning of October is 32.3 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 26.6 °F by the end of October.
The climate of Harris County in October is notably wet, with an average of 15 rainy days, and a total of 81.3 mm of precipitation.
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Harris County Weather October
Temperatures trend during October in Harris County
October weather in Harris County day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Oct. 1 |  Partly cloudy | 33° /22° | 3.7 mm | 8 | |
| Oct. 2 |  Overcast | 32° /22° | 1.7 mm | 7 | |
| Oct. 3 | Partly cloudy | 32° /23° | 0.7 mm | 8 | |
| Oct. 4 |  Sunny | 32° /22° | 4.4 mm | 8 | |
| Oct. 5 | Sunny | 32° /20° | 10.6 mm | 8 | |
| Oct. 6 | Sunny | 33° /21° | 0 mm | 8 | |
| Oct. 7 | Sunny | 32° /21° | 0 mm | 8 | |
| Oct. 8 | Sunny | 31° /21° | 0 mm | 7 | |
| Oct. 9 | Sunny | 32° /19° | 0 mm | 8 | |
| Oct. 10 | Sunny | 31° /21° | 0.7 mm | 7 | |
| Oct. 11 | Sunny | 30° /20° | 4.3 mm | 7 | |
| Oct. 12 |  Patchy rain possible | 31° /21° | 0.6 mm | 7 | |
| Oct. 13 | Overcast | 31° /22° | 1.9 mm | 7 | |
| Oct. 14 | Sunny | 32° /20° | 1.1 mm | 7 | |
| Oct. 15 | Sunny | 31° /20° | 0.2 mm | 7 | |
| Oct. 16 | Overcast | 26° /17° | 0.3 mm | 6 | |
| Oct. 17 | Sunny | 25° /16° | 0.9 mm | 6 | |
| Oct. 18 | Sunny | 26° /16° | 1.2 mm | 6 | |
| Oct. 19 | Sunny | 28° /16° | 0 mm | 7 | |
| Oct. 20 | Sunny | 30° /17° | 0 mm | 8 | |
| Oct. 21 | Sunny | 31° /19° | 0 mm | 7 | |
| Oct. 22 | Overcast | 29° /19° | 0 mm | 6 | |
| Oct. 23 | Overcast | 29° /21° | 2.2 mm | 6 | |
| Oct. 24 | Patchy rain possible | 29° /21° | 3.9 mm | 6 | |
| Oct. 25 | Overcast | 28° /21° | 26.2 mm | 6 | |
| Oct. 26 | Sunny | 28° /20° | 6.7 mm | 7 | |
| Oct. 27 |  Moderate or heavy rain shower | 30° /19° | 2.5 mm | 7 | |
| Oct. 28 |  Mist | 28° /19° | 13.8 mm | 6 | |
| Oct. 29 | Overcast | 25° /17° | 0.5 mm | 6 | |
| Oct. 30 | Sunny | 22° /10° | 0 mm | 1.2 | |
| Oct. 31 | Sunny | 25° /12° | 0 mm | 1.1 | |
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Harris County in October - FAQ
October rainfall patterns in Harris County
UV exposure in Harris County during October
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Where is Harris County?Get accurate weather forecasts for Harris County, located at latitude 29.763 and longitude -95.363. Stay updated with localized weather information tailored for Harris County.