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Houston Weather on Wednesday, October 21, 2026
Houston · Wednesday, October 21 2026
30°21°
Overcast
High 30°, low 21°
- Chance of rain
- 0%
- No rain
- Wind
- 15 km/h
- east
- UV index
- 6
- High
- Sunrise
- 07:27
- Sunset 18:44
- Day length
- 11 h 17 min
- Moon
- Waxing gibbous
- 81% illuminated
Updated: · Source: Open-Meteo
Forecast for Houston on Wednesday, October 21, 2026: overcast, with a high of 30°C and a low of 21°C. No significant rain is expected (0% chance). Wind from the east at up to 15 km/h. Sunrise is at 07:27 and sunset at 18:44; day length 11 h 17 min. 3° warmer than the previous day. Temperatures are close to the 7-day average. The best time to be outdoors looks like 08:00–19:00.
What to wear and what to watch out for
- Mild weather: light clothing is enough.
- High UV index (6): sunscreen, a hat and sunglasses are recommended.
- A good day for outdoor activities.
Wednesday, October 21: hour by hour
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Weather nearby on October 21
Frequently asked questions
- Will it rain in Houston on Wednesday, October 21, 2026?
- Most likely not: the chance of rain is 0%.
- What will the temperature be in Houston on Wednesday, October 21, 2026?
- A high of 30°C and a low of 21°C are expected. Conditions: overcast.
- What time are sunrise and sunset in Houston on October 21, 2026?
- Sunrise is at 07:27 and sunset at 18:44 (local time); day length 11 h 17 min.
- How reliable is this forecast?
- Forecasts for the first 3 days are usually highly accurate; this page is updated about every 30 minutes.
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