Palmer, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Palmer, a city in Pocahontas County, Iowa.
Today
76°F
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Mostly cloudy. High near 76, with temperatures falling to around 71 in the afternoon. North wind 6 to 9 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Palmer
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 76°F | Showers And Thunderstorms Likely | 6 to 9 mph N | 69% |
| Tonight | 57°F | Showers And Thunderstorms Likely | 2 to 7 mph N | 56% |
| Wednesday | 75°F | Partly Sunny | 3 mph NE | 5% |
| Wednesday Night | 53°F | Mostly Clear | 1 mph SE | 2% |
| Thursday | 81°F | Sunny | 0 to 5 mph S | 1% |
| Thursday Night | 60°F | Mostly Clear | 5 mph S | 3% |
| Friday | 85°F | Sunny | 3 to 9 mph SSW | 7% |
| Friday Night | 64°F | Slight Chance Showers And Thunderstorms | 3 to 8 mph S | 19% |
| Saturday | 89°F | Slight Chance Showers And Thunderstorms then Sunny | 3 to 12 mph S | 15% |
| Saturday Night | 68°F | Slight Chance Showers And Thunderstorms | 8 to 12 mph SE | 22% |
| Sunday | 89°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 7 to 10 mph SE | 22% |
| Sunday Night | 67°F | Slight Chance Showers And Thunderstorms | 9 mph SE | 30% |
| Monday | 88°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 7 to 10 mph ESE | 30% |
| Monday Night | 67°F | Slight Chance Showers And Thunderstorms | 8 to 12 mph ENE | 31% |
Forecast source: National Weather Service (api.weather.gov) for Palmer (42.630, -94.599). Updated through the day.
Growing snapshot for Palmer
Last spring frost
Apr 26
First fall frost
Oct 7
Growing season
164 days
Hardiness zone
5a
More local growing data for Palmer: nearby ZIP 50571 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Pocahontas, Ia (7.7 mi from Palmer). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.