Clermont, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Clermont, a city in Fayette County, Iowa.
Overnight
51°F
Chance Rain Showers
A chance of rain showers. Mostly cloudy. Low around 51, with temperatures rising to around 54 overnight. South wind around 7 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Clermont
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 51°F | Chance Rain Showers | 7 mph S | 28% |
| Wednesday | 55°F | Rain Showers Likely | 7 to 14 mph SW | 60% |
| Wednesday Night | 44°F | Rain Showers Likely | 8 to 13 mph W | 63% |
| Thursday | 53°F | Rain Showers Likely | 8 to 12 mph NW | 58% |
| Thursday Night | 37°F | Mostly Cloudy | 5 to 9 mph N | 5% |
| Friday | 48°F | Mostly Sunny | 2 to 6 mph N | 0% |
| Friday Night | 28°F | Mostly Clear | 1 mph N | 0% |
| Saturday | 51°F | Sunny | 0 to 3 mph W | 0% |
| Saturday Night | 34°F | Mostly Clear | 3 mph W | 1% |
| Sunday | 57°F | Sunny | 3 to 7 mph W | 3% |
| Sunday Night | 35°F | Mostly Clear | 2 mph SW | 0% |
| Monday | 60°F | Sunny | 2 to 9 mph SW | 0% |
| Monday Night | 40°F | Mostly Clear | 5 mph W | 0% |
| Tuesday | 60°F | Sunny | 2 mph NW | 0% |
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.