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Adair, IA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Adair, a city in Guthrie County, Iowa.

Overnight
69°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy. Low around 69, with temperatures rising to around 71 overnight. Southwest wind around 7 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.

7-day forecast for Adair

WhenTempForecastWindPrecip
Overnight 69°F Chance Showers And Thunderstorms 7 mph SW 42%
Saturday 80°F Chance Showers And Thunderstorms 7 mph WNW 43%
Saturday Night 61°F Chance Showers And Thunderstorms 9 mph N 34%
Sunday 65°F Chance Showers And Thunderstorms 9 to 13 mph NNE 49%
Sunday Night 55°F Chance Showers And Thunderstorms 12 mph NE 49%
Monday 59°F Rain Showers Likely 12 mph NE 59%
Monday Night 52°F Chance Rain Showers 6 to 10 mph NE 48%
Tuesday 59°F Partly Sunny 8 mph ENE 8%
Tuesday Night 46°F Partly Cloudy 2 to 6 mph E 4%
Wednesday 64°F Mostly Sunny 5 mph E 2%
Wednesday Night 51°F Partly Cloudy 2 mph ESE 11%
Thursday 65°F Chance Rain Showers 5 mph SE 25%
Thursday Night 55°F Mostly Cloudy then Slight Chance Rain Showers 2 mph SE 15%
Friday 67°F Slight Chance Rain Showers then Partly Sunny 2 to 6 mph ESE 15%

Forecast source: National Weather Service (api.weather.gov) for Adair (41.500, -94.644). Updated through the day.

Growing snapshot for Adair

Last spring frost
May 2
First fall frost
Oct 3
Growing season
153 days
Hardiness zone
5b

More local growing data for Adair: nearby ZIP 50002 weather · frost dates · planting calendar · Iowa frost dates

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Climate data from the nearest NOAA station, Guthrie Ctr, Ia (13.2 mi from Adair). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.