Harman US

Hydro, OK Weather & Growing Conditions

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

Tonight
44°F
Mostly Clear
Mostly clear, with a low around 44. West northwest wind 3 to 8 mph.

7-day forecast for Hydro

WhenTempForecastWindPrecip
Tonight 44°F Mostly Clear 3 to 8 mph WNW 0%
Wednesday 66°F Sunny 6 mph WSW 0%
Wednesday Night 49°F Mostly Clear 6 mph SSE 2%
Thursday 59°F Rain Showers Likely 5 to 16 mph ENE 68%
Thursday Night 41°F Mostly Clear 3 to 8 mph N 2%
Friday 61°F Sunny 7 mph NNE 0%
Friday Night 41°F Partly Cloudy 0 to 5 mph NNE 0%
Saturday 62°F Mostly Sunny 0 to 5 mph WNW 3%
Saturday Night 42°F Mostly Clear 3 mph WSW 2%
Sunday 67°F Sunny 6 mph WSW 1%
Sunday Night 43°F Clear 5 mph S 1%
Monday 69°F Sunny 5 to 12 mph SSW 0%
Monday Night 47°F Mostly Clear 8 mph SSW 1%
Tuesday 70°F Mostly Sunny 6 to 10 mph S 1%

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

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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 Nov 4, 2026.