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Katy weather

Current conditions and a 14-day forecast for Katy, United States. Looking for typical seasonal weather instead? See the historical climate averages.

Now

25°C

Overcast · feels 28°C

Humidity

87%

relative humidity

Wind

13 km/h

10m wind speed

Chance of rain

55%

today

High / Low today27° / 23°
UV index3
Sunrise6:33 AM
Sunset8:25 PM

Next 24 hours in Katy

TimeConditionsTempRain chance
11amLight drizzle25°C48%
12pmModerate rain24°C55%
1pmModerate rain25°C43%
2pmOvercast26°C31%
3pmOvercast27°C45%
4pmModerate drizzle26°C51%
5pmLight drizzle26°C41%
6pmOvercast25°C24%
7pmOvercast24°C12%
8pmOvercast25°C8%
9pmOvercast24°C5%
10pmOvercast24°C2%
11pmOvercast23°C1%
12amOvercast23°C0%
1amOvercast23°C0%
2amOvercast23°C1%
3amOvercast23°C1%
4amOvercast24°C1%
5amOvercast24°C1%
6amOvercast24°C1%
7amOvercast24°C1%
8amOvercast25°C4%
9amPartly cloudy27°C6%
10amOvercast28°C5%

14-day forecast for Katy

DayConditionsHigh / LowRain chance
TodayModerate rain27° / 23°55%
Thu, Jul 16Overcast31° / 23°15%
Fri, Jul 17Thunderstorm34° / 24°12%
Sat, Jul 18Overcast35° / 24°1%
Sun, Jul 19Overcast35° / 23°1%
Mon, Jul 20Overcast36° / 23°1%
Tue, Jul 21Clear sky37° / 23°1%
Wed, Jul 22Partly cloudy37° / 23°4%
Thu, Jul 23Clear sky36° / 24°6%
Fri, Jul 24Overcast37° / 24°6%
Sat, Jul 25Overcast37° / 24°13%
Sun, Jul 26Overcast37° / 25°13%
Mon, Jul 27Partly cloudy37° / 24°10%
Tue, Jul 28Clear sky37° / 25°3%

Want more sun and moon detail for Katy? Use the sun calculator or moon calculator and search for Katy. For a live look at any other city, try the interactive weather tool.

Frequently asked questions

What's the weather like in Katy today?

Current conditions and today's forecast for Katy, United States are shown above, refreshed regularly through the day.

How accurate is a 14-day forecast?

A forecast is most reliable for the next 3-5 days. Beyond that, temperature and precipitation chances further out are a general trend rather than an exact prediction.

What is Katy's weather usually like?

For long-term averages — typical monthly temperatures and rainfall based on years of historical data — see Katy's climate page rather than this live forecast.