Custer City, OK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Custer City, a town in Custer County, Oklahoma.
Today
103°F
Sunny
Sunny, with a high near 103. Heat index values as high as 100. South southwest wind around 13 mph, with gusts as high as 20 mph.
7-day forecast for Custer City
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 103°F | Sunny | 13 mph SSW | 1% |
| Tonight | 75°F | Mostly Clear | 12 mph S | 4% |
| Wednesday | 102°F | Sunny | 9 to 14 mph SSW | 6% |
| Wednesday Night | 75°F | Partly Cloudy | 9 to 14 mph S | 7% |
| Thursday | 100°F | Mostly Sunny | 8 to 14 mph SSW | 12% |
| Thursday Night | 74°F | Slight Chance Showers And Thunderstorms | 10 to 14 mph SSE | 24% |
| Friday | 99°F | Slight Chance Showers And Thunderstorms | 9 to 13 mph S | 24% |
| Friday Night | 72°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 9 to 13 mph SSE | 16% |
| Saturday | 100°F | Sunny | 8 to 12 mph S | 9% |
| Saturday Night | 74°F | Clear | 13 mph S | 1% |
| Sunday | 100°F | Sunny | 10 to 15 mph S | 1% |
| Sunday Night | 74°F | Clear | 15 mph S | 0% |
| Monday | 100°F | Sunny | 13 to 17 mph SSW | 0% |
| Monday Night | 75°F | Clear | 17 mph S | 0% |
Forecast source: National Weather Service (api.weather.gov) for Custer City (35.664, -98.887). Updated through the day.
Growing snapshot for Custer City
Last spring frost
Apr 8
First fall frost
Nov 1
Growing season
204 days
Hardiness zone
7b
More local growing data for Custer City: nearby ZIP 73639 weather · frost dates · planting calendar · Oklahoma frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Putnam 3N Mesonet, Ok (11 mi from Custer City). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.