Harman US

Leighton, IA Weather & Growing Conditions

Today
67°F
Chance Drizzle then Patchy Fog
A chance of drizzle and patchy fog before 10am, then patchy fog and a slight chance of drizzle between 10am and 4pm, then a chance of drizzle and patchy fog. Mostly cloudy, with a high near 67. North northeast wind 7 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Today 67°F Chance Drizzle then Patchy Fog 7 to 13 mph NNE 50%
Tonight 58°F Chance Drizzle then Chance Rain Showers 12 mph ENE 44%
Monday 61°F Rain Showers Likely 12 mph NE 59%
Monday Night 53°F Chance Showers And Thunderstorms 10 mph NE 40%
Tuesday 60°F Chance Rain Showers then Mostly Cloudy 9 mph NE 25%
Tuesday Night 47°F Partly Cloudy 7 mph NE 3%
Wednesday 63°F Sunny 6 mph ENE 0%
Wednesday Night 50°F Partly Cloudy 3 mph E 2%
Thursday 64°F Partly Sunny 3 mph E 10%
Thursday Night 52°F Mostly Cloudy 3 mph E 8%
Friday 67°F Partly Sunny 5 mph E 10%
Friday Night 54°F Mostly Cloudy 3 mph E 11%
Saturday 68°F Chance Rain Showers 6 mph ESE 25%
Saturday Night 56°F Chance Rain Showers 3 mph ESE 25%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Leighton, IA

Last spring frost
Apr 21
First fall frost
Oct 16
Growing season
176 days
Hardiness zone
5b

Explore more for Leighton, IA: full frost dates · planting calendar · Iowa frost dates

Climate data from the nearest NOAA station, Oskaloosa, Ia (8.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.