Kemah, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Kemah, a city in Galveston County, Texas.
Today
94°F
Sunny
Sunny. High near 94, with temperatures falling to around 91 in the afternoon. Heat index values as high as 105. South wind 0 to 10 mph.
7-day forecast for Kemah
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 94°F | Sunny | 0 to 10 mph S | 8% |
| Tonight | 79°F | Mostly Clear | 5 to 10 mph SW | 2% |
| Wednesday | 93°F | Sunny | 0 to 10 mph S | 8% |
| Wednesday Night | 79°F | Clear | 5 to 10 mph S | 5% |
| Thursday | 91°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 10 mph S | 19% |
| Thursday Night | 79°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 10 mph S | 19% |
| Friday | 91°F | Slight Chance Showers And Thunderstorms | 0 to 10 mph SE | 23% |
| Friday Night | 78°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 10 mph S | 23% |
| Saturday | 90°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 10 mph E | 21% |
| Saturday Night | 79°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 10 mph SE | 21% |
| Sunday | 90°F | Chance Showers And Thunderstorms | 0 to 10 mph SE | 26% |
| Sunday Night | 79°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 10 mph S | 26% |
| Monday | 90°F | Chance Showers And Thunderstorms | 0 to 10 mph S | 34% |
| Monday Night | 79°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 10 mph S | 34% |
Forecast source: National Weather Service (api.weather.gov) for Kemah (29.529, -95.020). Updated through the day.
Growing snapshot for Kemah
Last spring frost
Jan 31
First fall frost
Dec 14
Growing season
317 days
Hardiness zone
9b
More local growing data for Kemah: nearby ZIP 77565 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Bacliff
Bayou Vista
Bolivar Peninsula
Clear Lake Shores
Dickinson
Friendswood
Galveston
Hitchcock
Jamaica Beach
La Marque
League City
San Leon
Santa Fe
Texas City
Tiki Island
Climate data from the nearest NOAA station, Houston Nwso, Tx (5.5 mi from Kemah). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.