Kemah, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Kemah, a city in Galveston County, Texas.
This Afternoon
83°F
Showers And Thunderstorms
Showers and thunderstorms before 5pm, then a chance of showers and thunderstorms. Mostly cloudy. High near 83, with temperatures falling to around 77 in the afternoon. West wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast for Kemah
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 83°F | Showers And Thunderstorms | 5 to 10 mph W | 80% |
| Tonight | 62°F | Chance Showers And Thunderstorms then Mostly Cloudy | 5 to 15 mph NW | 31% |
| Wednesday | 75°F | Sunny | 5 to 10 mph N | 0% |
| Wednesday Night | 60°F | Mostly Clear | 0 to 5 mph NE | 2% |
| Thursday | 78°F | Mostly Sunny then Chance Rain Showers | 5 mph E | 29% |
| Thursday Night | 65°F | Chance Showers And Thunderstorms | 0 to 15 mph N | 42% |
| Friday | 77°F | Mostly Sunny | 5 to 15 mph N | 13% |
| Friday Night | 60°F | Mostly Clear | 5 to 10 mph N | 2% |
| Saturday | 73°F | Mostly Sunny | 5 to 10 mph NE | 13% |
| Saturday Night | 57°F | Partly Cloudy | 5 to 10 mph N | 30% |
| Sunday | 70°F | Mostly Sunny | 10 mph N | 15% |
| Sunday Night | 55°F | Mostly Clear | 5 mph N | 5% |
| Monday | 70°F | Sunny | 5 to 10 mph NE | 2% |
| Monday Night | 55°F | Mostly Clear | 0 to 5 mph NE | 0% |
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 Nov 3, 2026.