UV index is 8 today — high. Apply sunscreen before heading out, and consider a hat or shade during peak hours (roughly late morning to mid-afternoon).

Air quality is considered satisfactory, and air pollution poses little or no risk. It’s a good day to be active outside.

Morning before 10 AM or evening after 4 PM is the more comfortable window for outdoor activity today.

High humidity (89%) combined with the heat means it will feel more uncomfortable than the air temperature alone suggests — stay hydrated if you're active outside.

Nearby Regional Outlook

Houston Weather Radar

Live precipitation · Cloud cover · Wind

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Frequently Asked Questions

What is the hottest month in Houston?

The hottest month in Houston is typically August, with daytime highs averaging around 33°C (91°F), based on 10 years of historical weather data. Overnight lows during this period average near 25°C (77°F).

What is the coldest month in Houston?

The coldest month in Houston is typically January, with overnight lows averaging around 7.4°C (45°F) and daytime highs near 16.8°C (62°F), based on 10 years of historical weather data.

Does Houston have a rainy season?

Houston doesn't have a sharply defined rainy season rainfall is fairly spread across the year based on 10 years of historical data. May is the wettest month on average (about 235 mm), while February is the driest (about 104 mm).

What's the best time of year to visit Houston?

The best time to visit Houston is typically November, when daytime highs average a comfortable 22.2°C (72°F). Rainfall during this window averages around 107 mm, one of the lighter, more comfortable stretches of the year. This is based on 10 years of historical weather data.

Is Houston's air quality safe right now?

As of the latest reading, Houston's air quality index (AQI) is 3, rated "Good", based on the nearest monitoring station. Air quality is considered satisfactory, with little to no health risk.

Atmospheric Details

Wind

4 km/h

S · Light Breeze · Max 25 km/h

Humidity

89 %

High · feels muggy

UV Index

Very High

Visibility

16 km

Excellent

Pressure

1012 hPa

Stable

Dew Point

25°C

Very humid

Today vs Normal

31°C-2° below normal

The long-term average high for today is 33°C.

18 of the last 19 days with published data ran above normal.

That's a break from the pattern - today's forecast runs below normal even though the recent stretch mostly ran above.

Red = above normal, blue = at or below · last 12 days

Air Quality

Good

Air quality is considered satisfactory, and air pollution poses little or no risk. It’s a good day to be active outside.

Health & Activity Advice

⚠ Take Precautions

UV index is 8 today — high. Apply sunscreen before heading out, and consider a hat or shade during peak hours (roughly late morning to mid-afternoon).

Air quality is considered satisfactory, and air pollution poses little or no risk. It’s a good day to be active outside.

Morning before 10 AM or evening after 4 PM is the more comfortable window for outdoor activity today.

High humidity (89%) combined with the heat means it will feel more uncomfortable than the air temperature alone suggests — stay hydrated if you're active outside.