Katy weather — 10-day forecast

Temperature, rain, wind and feels-like in Katy, hour by hour and over 10 days, with the seasonal normal for context.

Now

Reading from 14:00 · NOAA HRRR model

35 °C

Clear sky

Feels like 37 °C

11.1 km/hforce 2

Next 12 h

  • 1435°
  • 1535°
  • 1634°
  • 1731°
  • 1831°
  • 1932°
  • 2030°
  • 20:12Sunset
  • 2129°
  • 2228°
  • 2327°
  • 0026°
  • 0126°
  • 0225°

35°15:00 25°02:00

Humidity
44 %
Dew point
21 °C
Gusts
13.9 km/h
Clouds
9 %
Pressure
1,018 hPa ↓
UV
11 · extreme
Storm
likely

Grid point 0.7 km away · 3.0 km grid · elevation 46 m

Air quality

The European air-quality index for the city, and the pollutants that set it.

Reading from 13:00
26
Fair

Index set by Ozone

Ozone
65.6µg/m³
PM2.5
7.5µg/m³
PM10
11.2µg/m³
Nitrogen dioxide
0.7µg/m³
Sulphur dioxide
0.9µg/m³
Carbon monoxide
96.0µg/m³
Dust (AOD)
0.01

Generated using Copernicus Atmosphere Monitoring Service information

Hour by hour

Step-by-step detail: temperature, wind, cloud cover and ultraviolet.

Estimated from a deterministic model, not an ensemble probability.
°C

10 days

Each day's extremes and the chance of rain, out to the end of the run.

23° → 37°

Rain probability (> 1 mm): 50 ECMWF ensemble members.

  • Today

    Mainly clear66 %

    35°

    25°

  • Sat

    Partly cloudy86 %

    35°

    24°

  • Sun

    Thunderstorm88 %

    32°

    23°

  • Mon

    Partly cloudy90 %

    34°

    25°

  • Tue

    Partly cloudy60 %

    37°

    26°

  • Wed

    Mainly clear

    35°

    26°

  • Thu

    Mainly clear

    35°

    25°

  • Fri

    Mainly clear

    35°

    25°

  • Sat

    Clear sky0 mm

    35°

    26°

  • Sun

    Thunderstorm1 mm

    35°

    25°

Sun and UV

Sunrise, sunset, day length and ultraviolet intensity.

Max UV11extreme
Sunrise
06:47
Daylight
13 h 25
Sunset
20:12

Radiation · 23.2 MJ/m²

Today in Katy the mean temperature will be 30.5 °C — +1.8 °C against the normal for 7 August, measured from 1940 to 2026. (1,290 obs.)

Katy climate — normals and trends