Delaware, OK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Delaware, a town in Nowata County, Oklahoma.
Today
99°F
Sunny
Sunny, with a high near 99. Heat index values as high as 102. South wind 5 to 10 mph.
7-day forecast for Delaware
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 99°F | Sunny | 5 to 10 mph S | 0% |
| Tonight | 74°F | Mostly Clear | 5 mph SE | 2% |
| Wednesday | 100°F | Partly Sunny | 5 to 10 mph S | 8% |
| Wednesday Night | 73°F | Partly Cloudy | 5 mph SE | 12% |
| Thursday | 97°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 mph S | 21% |
| Thursday Night | 71°F | Chance Showers And Thunderstorms | 5 mph E | 55% |
| Friday | 94°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 5 to 10 mph SE | 55% |
| Friday Night | 72°F | Mostly Clear then Slight Chance Showers And Thunderstorms | 5 to 10 mph S | 16% |
| Saturday | 96°F | Slight Chance Showers And Thunderstorms then Sunny | 5 to 10 mph S | 16% |
| Saturday Night | 74°F | Mostly Clear | 5 to 10 mph S | 3% |
| Sunday | 97°F | Sunny | 5 to 15 mph S | 2% |
| Sunday Night | 75°F | Clear | 10 mph S | 0% |
| Monday | 98°F | Sunny | 10 to 15 mph S | 0% |
| Monday Night | 76°F | Mostly Clear | 10 to 15 mph S | 0% |
Forecast source: National Weather Service (api.weather.gov) for Delaware (36.779, -95.643). Updated through the day.
Growing snapshot for Delaware
Last spring frost
Apr 4
First fall frost
Nov 1
Growing season
210 days
Hardiness zone
7a
More local growing data for Delaware: nearby ZIP 74027 weather · frost dates · planting calendar · Oklahoma frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Nowata, Ok (8.6 mi from Delaware). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.