Chelsea, OK Weather & Growing Conditions
Overnight
73°F
Partly Cloudy
Partly cloudy, with a low around 73. South wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 73°F | Partly Cloudy | 5 mph S | 0% |
| Saturday | 97°F | Sunny | 5 to 15 mph S | 1% |
| Saturday Night | 72°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 5 to 10 mph S | 20% |
| Sunday | 89°F | Chance Showers And Thunderstorms | 5 to 10 mph S | 48% |
| Sunday Night | 65°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 0 to 5 mph N | 68% |
| Monday | 82°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 0 to 10 mph N | 68% |
| Monday Night | 59°F | Partly Cloudy | 5 to 10 mph N | 7% |
| Tuesday | 77°F | Partly Sunny | 10 mph NE | 6% |
| Tuesday Night | 55°F | Mostly Clear | 5 to 10 mph NE | 3% |
| Wednesday | 79°F | Mostly Sunny | 5 to 10 mph NE | 3% |
| Wednesday Night | 57°F | Partly Cloudy | 5 mph NE | 3% |
| Thursday | 81°F | Mostly Sunny | 5 mph E | 9% |
| Thursday Night | 61°F | Partly Cloudy | 5 mph E | 11% |
| Friday | 82°F | Slight Chance Rain Showers | 5 mph E | 17% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Chelsea, OK
Last spring frost
Apr 4
First fall frost
Nov 1
Growing season
210 days
Hardiness zone
7a
Explore more for Chelsea, OK: full frost dates · planting calendar · Oklahoma frost dates
Climate data from the nearest NOAA station, Nowata, Ok (14.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.