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Sumner Weather Forecast
| THROUGH EARLY EVENING | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT |
 |  |  | | | | | | | | | |
| Sunny | Partly Cloudy | Sunny | Partly Cloudy | Mostly Sunny | Mostly Clear | Sunny | Mostly Clear | Sunny | Mostly Clear | Mostly Sunny | Partly Cloudy |
| Lo: 41°FLo: 5°C | Hi: 65°FHi: 18°C | Lo: 40°FLo: 4°C | Hi: 65°FHi: 18°C | Lo: 41°FLo: 5°C | Hi: 65°FHi: 18°C | Lo: 40°FLo: 4°C | Hi: 65°FHi: 18°C | Lo: 40°FLo: 4°C | Hi: 65°FHi: 18°C | Lo: 45°FLo: 7°C | |
POP = Probability of Precipitation.
Weather Outlook Updated: 222 PM EDT Mon Oct 19 2026 
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Issued: 158 PM EDT Mon Oct 19 2026
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- Picture Perfect Fall Weather
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... Issued at 158 PM EDT Mon Oct 19 2026- Picture Perfect Fall Weather
This week will be quite pleasant with mostly sunny skies, highs in the 60s and lows in the mid 30s to 40s. There is the potential for patchy fog tonight, but better chances for fog will be Tuesday night into Wednesday morning.
This stretch of weather is due to upper level ridging and high pressure over the area through most of the week. We will see a shortwave trough move through...