Live Weather & Forecast
Weather in Katy
Texas, United States · Real-time conditions & 3-day outlook
23°C
Feels like 25°C
74°F / Feels 78°F
Partly cloudy
Katy, Texas
🌙 Nighttime
Updated: 2026-04-11 21:30
Humidity
83%
Wind
21.2 km/h SE
Wind Gust
32.3 km/h
Pressure
1020 mb
Visibility
14 km
UV Index
0
(Low)
Precipitation
0 mm
Cloud Cover
75%
Dew Point
18.9°C
Wind Degree
131°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
139.9 μg/m³
NO₂
4.9 μg/m³
O₃
80 μg/m³
SO₂
2.3 μg/m³
PM 2.5
6.4 μg/m³
PM 10
8.4 μg/m³
Today's Hourly Forecast
24-hour breakdown for Katy, Texas
12 AM
21°
Clear
1 AM
21°
Mist
2 AM
21°
Patchy rain nearby
3 AM
21°
Cloudy
4 AM
21°
Overcast
5 AM
21°
Cloudy
6 AM
21°
Mist
7 AM
21°
Mist
8 AM
22°
Overcast
9 AM
22°
Overcast
10 AM
24°
Cloudy
11 AM
25°
Partly Cloudy
12 PM
26°
Partly Cloudy
1 PM
25°
Partly Cloudy
2 PM
25°
Patchy light rain
3 PM
25°
Patchy rain nearby
4 PM
26°
Patchy rain nearby
5 PM
26°
Sunny
6 PM
26°
Sunny
7 PM
24°
Sunny
8 PM
23°
Clear
9 PM
23°
Partly cloudy
10 PM
21°
Clear
11 PM
21°
Clear
3-Day Forecast
Daily overview for Katy, Texas
Today
Patchy rain nearby
27°
/
20°
🌧️ 87% chance of rain
💧 Avg. humidity: 87%
💨 Max wind: 26.3 km/h
🌧️ Total precip: 1.81 mm
☀️ UV Index: 2
🌅 Sunrise: 07:01 AM
🌇 Sunset: 07:48 PM
🌙 Waning Crescent
🌑 Moon: 42% lit
Sun, Apr 12
Patchy rain nearby
26°
/
20°
🌧️ 87% chance of rain
💧 Avg. humidity: 88%
💨 Max wind: 28.8 km/h
🌧️ Total precip: 3 mm
☀️ UV Index: 1.3
🌅 Sunrise: 07:00 AM
🌇 Sunset: 07:49 PM
🌙 Waning Crescent
🌑 Moon: 33% lit
Mon, Apr 13
Overcast
28°
/
21°
🌧️ 0% chance of rain
💧 Avg. humidity: 82%
💨 Max wind: 23.8 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.4
🌅 Sunrise: 06:59 AM
🌇 Sunset: 07:49 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Best Time to Visit Katy
Plan your trip to Katy, United States around the most favorable weather conditions.
Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
Frequently Asked Questions
People also ask — answers optimized for search engines and voice queries.
What is the current weather in Katy?
Current conditions in Katy: Partly cloudy, temperature 23°C, humidity 83%.
What is the best time to visit Katy?
The best time to visit Katy is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Katy?
Katy is located at approximately 29.8° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Katy?
The wettest period in Katy is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Katy?
For visits to Katy during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Katy in?
Katy is located in United States, in the state of Texas.
What are the public holidays in Katy in 2026?
View the 2026 public holidays for Katy on our Holidays page.
What are the GPS coordinates used for the weather forecast in Katy?
The weather forecast for Katy uses coordinates 29.7858, -95.8244.