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Elgin, IA Weather & Growing Conditions

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

This Afternoon
72°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Cloudy. High near 72, with temperatures falling to around 69 in the afternoon. East wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts between a quarter and half of an inch possible.

7-day forecast for Elgin

WhenTempForecastWindPrecip
This Afternoon 72°F Chance Showers And Thunderstorms 5 mph E 32%
Tonight 57°F Chance Showers And Thunderstorms 5 to 9 mph NE 40%
Sunday 68°F Slight Chance Rain Showers then Cloudy 13 mph NE 21%
Sunday Night 51°F Mostly Cloudy then Chance Rain Showers 12 mph NE 31%
Monday 62°F Rain Showers Likely 12 mph NE 58%
Monday Night 47°F Rain Showers Likely 6 to 10 mph NE 58%
Tuesday 61°F Chance Rain Showers then Partly Sunny 8 mph NE 42%
Tuesday Night 44°F Partly Cloudy 2 to 6 mph NE 4%
Wednesday 65°F Mostly Sunny 6 mph NE 1%
Wednesday Night 48°F Partly Cloudy 3 mph E 2%
Thursday 67°F Partly Sunny 2 mph E 11%
Thursday Night 52°F Mostly Cloudy 1 mph NE 12%
Friday 71°F Partly Sunny 2 mph E 9%
Friday Night 53°F Mostly Cloudy 1 mph NE 5%

Forecast source: National Weather Service (api.weather.gov) for Elgin (42.955, -91.635). Updated through the day.

Growing snapshot for Elgin

Last spring frost
May 4
First fall frost
Oct 4
Growing season
151 days
Hardiness zone
5a

More local growing data for Elgin: nearby ZIP 52141 weather · frost dates · planting calendar · Iowa frost dates

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Climate data from the nearest NOAA station, Fayette, Ia (10.2 mi from Elgin). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.