Harman US

Hydro, OK Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Hydro, a town in Caddo County, Oklahoma.

This Afternoon
98°F
Sunny
Sunny, with a high near 98. Heat index values as high as 98. South wind around 15 mph, with gusts as high as 23 mph.

7-day forecast for Hydro

WhenTempForecastWindPrecip
This Afternoon 98°F Sunny 15 mph S 0%
Tonight 75°F Mostly Clear 10 to 14 mph S 1%
Saturday 99°F Sunny 12 to 15 mph SSW 4%
Saturday Night 74°F Chance Showers And Thunderstorms 14 mph S 26%
Sunday 96°F Showers And Thunderstorms Likely 12 mph S 66%
Sunday Night 65°F Showers And Thunderstorms Likely 8 mph NNE 66%
Monday 86°F Slight Chance Rain Showers then Mostly Sunny 12 mph NNE 23%
Monday Night 62°F Partly Cloudy then Slight Chance Rain Showers 8 to 12 mph NE 15%
Tuesday 82°F Slight Chance Rain Showers 12 mph NE 17%
Tuesday Night 60°F Partly Cloudy then Slight Chance Rain Showers 7 to 12 mph ENE 15%
Wednesday 84°F Slight Chance Rain Showers 9 mph E 15%
Wednesday Night 62°F Mostly Cloudy then Slight Chance Rain Showers 5 to 9 mph E 15%
Thursday 85°F Chance Rain Showers then Slight Chance Showers And Thunderstorms 5 to 8 mph ESE 34%
Thursday Night 64°F Slight Chance Showers And Thunderstorms 5 to 8 mph E 22%

Forecast source: National Weather Service (api.weather.gov) for Hydro (35.548, -98.580). Updated through the day.

Growing snapshot for Hydro

Last spring frost
Apr 5
First fall frost
Nov 1
Growing season
208 days
Hardiness zone
7b

More local growing data for Hydro: nearby ZIP 73048 weather · frost dates · planting calendar · Oklahoma frost dates

Nearby towns & communities

All Oklahoma locations ›

Climate data from the nearest NOAA station, Hinton 7W Mesonet, Ok (3.7 mi from Hydro). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.