Clermont, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Clermont, a city in Fayette County, Iowa.
This Afternoon
52°F
Slight Chance Rain Showers
A slight chance of rain showers. Cloudy. High near 52, with temperatures falling to around 49 in the afternoon. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Clermont
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 52°F | Slight Chance Rain Showers | 15 mph SW | 22% |
| Tonight | 44°F | Rain Showers | 12 to 15 mph W | 77% |
| Thursday | 50°F | Chance Rain Showers | 12 to 15 mph NW | 41% |
| Thursday Night | 34°F | Slight Chance Rain Showers then Mostly Cloudy | 8 to 14 mph N | 15% |
| Friday | 47°F | Mostly Sunny | 7 to 12 mph N | 0% |
| Friday Night | 26°F | Mostly Clear | 6 mph NW | 0% |
| Saturday | 51°F | Mostly Sunny | 3 to 7 mph W | 0% |
| Saturday Night | 33°F | Partly Cloudy | 3 mph W | 0% |
| Sunday | 57°F | Sunny | 5 mph W | 1% |
| Sunday Night | 35°F | Clear | 2 mph SW | 0% |
| Monday | 63°F | Sunny | 2 to 9 mph SW | 0% |
| Monday Night | 39°F | Mostly Clear | 1 to 5 mph W | 0% |
| Tuesday | 60°F | Sunny | 3 mph NW | 1% |
| Tuesday Night | 38°F | Partly Cloudy | 1 mph NW | 2% |
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 Nov 4, 2026.