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Cairo, MO Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Cairo, a village in Randolph County, Missouri.

This Afternoon
93°F
Partly Sunny
Partly sunny, with a high near 93. Heat index values as high as 96. Southwest wind around 10 mph, with gusts as high as 20 mph.

7-day forecast for Cairo

WhenTempForecastWindPrecip
This Afternoon 93°F Partly Sunny 10 mph SW 1%
Tonight 68°F Partly Cloudy then Slight Chance Showers And Thunderstorms 6 mph WSW 32%
Sunday 81°F Chance Showers And Thunderstorms 3 to 9 mph NW 40%
Sunday Night 61°F Chance Showers And Thunderstorms then Showers And Thunderstorms 10 mph NE 84%
Monday 68°F Showers And Thunderstorms 12 mph NE 84%
Monday Night 55°F Chance Rain Showers 8 to 12 mph NE 26%
Tuesday 65°F Partly Sunny 10 mph NE 9%
Tuesday Night 49°F Partly Cloudy 5 to 9 mph NE 4%
Wednesday 69°F Mostly Sunny 7 mph NNE 0%
Wednesday Night 52°F Partly Cloudy 2 to 6 mph NE 2%
Thursday 72°F Partly Sunny then Slight Chance Rain Showers 2 to 6 mph ENE 15%
Thursday Night 55°F Slight Chance Rain Showers then Mostly Cloudy 5 mph ENE 15%
Friday 74°F Slight Chance Rain Showers 3 to 7 mph ENE 17%
Friday Night 56°F Mostly Cloudy 6 mph E 8%

Forecast source: National Weather Service (api.weather.gov) for Cairo (39.511, -92.441). Updated through the day.

Growing snapshot for Cairo

Last spring frost
Apr 13
First fall frost
Oct 25
Growing season
195 days
Hardiness zone
6a

More local growing data for Cairo: nearby ZIP 65239 weather · frost dates · planting calendar · Missouri frost dates

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Climate data from the nearest NOAA station, Moberly, Mo (7.9 mi from Cairo). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.