Clermont, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Clermont, a city in Fayette County, Iowa.
Today
72°F
Showers And Thunderstorms
Showers and thunderstorms. Cloudy, with a high near 72. South wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
7-day forecast for Clermont
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Showers And Thunderstorms | 6 mph S | 83% |
| Tonight | 57°F | Showers And Thunderstorms Likely | 6 to 9 mph N | 69% |
| Sunday | 64°F | Chance Rain Showers | 9 to 13 mph NE | 33% |
| Sunday Night | 51°F | Mostly Cloudy then Slight Chance Rain Showers | 12 mph NE | 21% |
| Monday | 63°F | Chance Rain Showers | 12 mph NE | 25% |
| Monday Night | 46°F | Slight Chance Rain Showers | 5 to 9 mph NE | 24% |
| Tuesday | 61°F | Slight Chance Rain Showers then Mostly Sunny | 5 to 8 mph NE | 15% |
| Tuesday Night | 43°F | Mostly Clear | 5 mph NE | 2% |
| Wednesday | 65°F | Sunny | 5 mph NE | 1% |
| Wednesday Night | 47°F | Mostly Clear | 2 mph E | 3% |
| Thursday | 67°F | Mostly Sunny | 0 to 3 mph E | 8% |
| Thursday Night | 50°F | Partly Cloudy | 1 mph NE | 4% |
| Friday | 70°F | Mostly Sunny | 0 to 3 mph E | 5% |
| Friday Night | 50°F | Partly Cloudy | 2 mph E | 5% |
Forecast source: National Weather Service (api.weather.gov) for Clermont (43.000, -91.652). Updated through the day.
Growing snapshot for Clermont
Last spring frost
May 1
First fall frost
Oct 3
Growing season
153 days
Hardiness zone
5a
More local growing data for Clermont: nearby ZIP 52135 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Arlington
Elgin
Fayette
Hawkeye
Jackson Junction
Maynard
Oelwein
Randalia
St. Lucas
Stanley
Wadena
Waucoma
West Union
Westgate
Climate data from the nearest NOAA station, Postville, Ia (7.1 mi from Clermont). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.