Cairo, OR Weather Forecast
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Cairo Weather Forecast
| TODAY | TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | LABOR DAY | MONDAY NIGHT | TUESDAY | WEDNESDAY | THURSDAY |
| Mostly Sunny | Increasing Clouds | Chance of Showers | Chance of Showers | Chance of T-Storm | Chance of T-Storm | Chance of Showers | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy |
| Hi: 66°FHi: 19°C | Lo: 45°FLo: 7°C | Hi: 71°FHi: 22°C | Lo: 47°FLo: 8°C | Hi: 74°FHi: 23°C | Lo: 48°FLo: 9°C | Hi: 70°FHi: 21°C | Hi: 78°FHi: 26°C Lo: 47°FLo: 8°C | Hi: 78°FHi: 26°C Lo: 47°FLo: 8°C | Hi: 78°FHi: 26°C Lo: 47°FLo: 8°C | Hi: 78°FHi: 26°C Lo: 47°FLo: 8°C |
| POP: 30% | POP: 30% | POP: 40% | POP: 60% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 230 AM MDT Fri Sep 04 2026 

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Issued: 542 AM MDT Fri Sep 4 2026
Key Messages
- Showers and thunderstorms with local heavy rain today.
- Areas of valley fog THIS MORNING AND early Saturday morning.
- Temperatures 10 to 20 degrees below normal today, then around 10 degrees below normal Saturday and Sunday.
- Cool Monday, then warming next week, with an increasing chance of thunderstorms Wednesday afternoon through Friday.
Aviation
/12Z Friday through Saturday/... Issued 534 AM MDT FRI SEP 4 2026 Mostly VFR. Numerous rain showers in ID this morning, then scattered showers...
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