Lytton, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lytton, a city in Calhoun County, Iowa.
This Afternoon
58°F
Rain Showers Likely
Rain showers likely. Cloudy. High near 58, with temperatures falling to around 54 in the afternoon. North northwest wind around 13 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Lytton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 58°F | Rain Showers Likely | 13 mph NNW | 65% |
| Tonight | 42°F | Rain Showers | 13 mph NW | 85% |
| Wednesday | 49°F | Chance Rain Showers | 10 to 15 mph WNW | 48% |
| Wednesday Night | 40°F | Rain Showers Likely | 8 to 12 mph WNW | 64% |
| Thursday | 50°F | Rain Showers Likely | 9 mph NW | 56% |
| Thursday Night | 36°F | Mostly Cloudy | 2 to 7 mph N | 4% |
| Friday | 50°F | Partly Sunny | 0 to 3 mph N | 4% |
| Friday Night | 34°F | Mostly Cloudy | 0 mph | 0% |
| Saturday | 55°F | Partly Sunny | 2 mph SW | 3% |
| Saturday Night | 37°F | Partly Cloudy | 1 to 5 mph W | 4% |
| Sunday | 56°F | Mostly Sunny | 6 mph WNW | 3% |
| Sunday Night | 36°F | Mostly Clear | 2 mph WSW | 2% |
| Monday | 61°F | Sunny | 3 mph SW | 1% |
| Monday Night | 40°F | Mostly Clear | 2 mph WNW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Lytton (42.423, -94.861). Updated through the day.
Growing snapshot for Lytton
Last spring frost
Apr 30
First fall frost
Oct 6
Growing season
158 days
Hardiness zone
5a
More local growing data for Lytton: nearby ZIP 50561 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Farnhamville
Jolley
Knierim
Lake City
Lohrville
Manson
Pomeroy
Rinard
Rockwell City
Somers
Twin Lakes
Climate data from the nearest NOAA station, Sac City, Ia (6.4 mi from Lytton). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.