Lone Rock, IA Weather & Growing Conditions
Today
74°F
Showers And Thunderstorms
Showers and thunderstorms. Mostly cloudy. High near 74, with temperatures falling to around 72 in the afternoon. North northwest wind 7 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 74°F | Showers And Thunderstorms | 7 to 13 mph NNW | 82% |
| Tonight | 55°F | Chance Showers And Thunderstorms then Mostly Cloudy | 2 to 7 mph NW | 42% |
| Wednesday | 76°F | Mostly Sunny | 3 mph NNE | 1% |
| Wednesday Night | 53°F | Mostly Clear | 5 mph SSE | 1% |
| Thursday | 81°F | Sunny | 3 to 10 mph S | 0% |
| Thursday Night | 61°F | Mostly Clear | 10 mph S | 2% |
| Friday | 84°F | Sunny | 8 to 15 mph SSW | 12% |
| Friday Night | 65°F | Slight Chance Showers And Thunderstorms | 8 to 15 mph S | 21% |
| Saturday | 87°F | Slight Chance Showers And Thunderstorms | 7 to 17 mph S | 15% |
| Saturday Night | 68°F | Slight Chance Showers And Thunderstorms | 12 to 17 mph ENE | 28% |
| Sunday | 86°F | Chance Showers And Thunderstorms then Mostly Sunny | 13 mph ESE | 28% |
| Sunday Night | 68°F | Slight Chance Showers And Thunderstorms | 9 to 13 mph ESE | 31% |
| Monday | 85°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 13 to 16 mph E | 31% |
| Monday Night | 67°F | Slight Chance Showers And Thunderstorms | 10 to 16 mph NE | 33% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Lone Rock, IA
Last spring frost
Apr 30
First fall frost
Oct 6
Growing season
160 days
Hardiness zone
5a
Explore more for Lone Rock, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Algona, Ia (11.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.