Archer, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Archer, a city in O'brien County, Iowa.
Overnight
62°F
Areas Of Fog
Areas of fog before 5am, then areas of fog and a slight chance of showers and thunderstorms. Cloudy. Low around 62, with temperatures rising to around 66 overnight. North northeast wind around 5 mph. Chance of precipitation is 20%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Archer
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 62°F | Areas Of Fog | 5 mph NNE | 15% |
| Saturday | 69°F | Areas Of Fog then Cloudy | 5 to 10 mph N | 32% |
| Saturday Night | 55°F | Cloudy | 10 to 15 mph NNE | 9% |
| Sunday | 65°F | Mostly Cloudy | 15 mph NE | 11% |
| Sunday Night | 52°F | Chance Rain Showers | 10 to 15 mph ENE | 52% |
| Monday | 59°F | Rain Showers Likely | 10 mph ENE | 56% |
| Monday Night | 46°F | Chance Rain Showers then Mostly Cloudy | 5 to 10 mph ENE | 36% |
| Tuesday | 61°F | Partly Sunny | 5 to 10 mph E | 4% |
| Tuesday Night | 45°F | Partly Cloudy | 5 mph ESE | 0% |
| Wednesday | 65°F | Mostly Sunny | 5 to 10 mph SE | 6% |
| Wednesday Night | 50°F | Mostly Cloudy then Chance Rain Showers | 5 mph SE | 30% |
| Thursday | 67°F | Chance Rain Showers | 5 mph SSE | 30% |
| Thursday Night | 52°F | Mostly Cloudy | 5 mph SSE | 14% |
| Friday | 68°F | Partly Sunny | 5 to 10 mph SE | 14% |
Forecast source: National Weather Service (api.weather.gov) for Archer (43.115, -95.744). Updated through the day.
Growing snapshot for Archer
Last spring frost
Apr 29
First fall frost
Oct 10
Growing season
163 days
Hardiness zone
5a
More local growing data for Archer: nearby ZIP 51231 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Primghar, Ia (5.8 mi from Archer). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.