Lytton, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lytton, a city in Calhoun County, Iowa.
Today
75°F
Showers And Thunderstorms
Showers and thunderstorms. Mostly cloudy. High near 75, with temperatures falling to around 73 in the afternoon. North wind 6 to 9 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Lytton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 75°F | Showers And Thunderstorms | 6 to 9 mph N | 83% |
| Tonight | 58°F | Chance Showers And Thunderstorms | 3 to 7 mph NNE | 52% |
| Wednesday | 75°F | Partly Sunny | 1 to 5 mph NE | 8% |
| Wednesday Night | 53°F | Mostly Clear | 1 mph SE | 2% |
| Thursday | 81°F | Sunny | 0 to 5 mph SSE | 1% |
| Thursday Night | 61°F | Mostly Clear | 5 mph SSE | 3% |
| Friday | 86°F | Sunny | 2 to 8 mph S | 7% |
| Friday Night | 65°F | Mostly Clear | 3 to 7 mph S | 13% |
| Saturday | 90°F | Sunny | 2 to 12 mph S | 10% |
| Saturday Night | 69°F | Slight Chance Showers And Thunderstorms | 8 to 12 mph SSE | 19% |
| Sunday | 89°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 7 to 10 mph SSE | 19% |
| Sunday Night | 68°F | Chance Showers And Thunderstorms | 9 mph SSE | 28% |
| Monday | 89°F | Chance Showers And Thunderstorms then Mostly Sunny | 8 to 13 mph SE | 28% |
| Monday Night | 68°F | Chance Showers And Thunderstorms | 8 to 13 mph ENE | 31% |
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 Aug 4, 2026.