Weather Houston Today – Temperature, Rain & Hourly Forecast
Monday, 21/09/2026
27°
Overcast · Feels like 32°
Updated 13 hours ago
- High/Low
- 34°/25°
- Humidity
- 77%
- Wind
- 3 km/h
- Rainfall
- 11.9 mm
- UV index
- 7.5
- Pressure
- 1012 hPa
- Sunrise
- 07:09
- Sunset
- 19:19
Today
00
06
12
18
00:0006:0012:0018:00
Summary
Houston is warm today, 25–34°C, with heavy rain.
Rain concentrates around 17:00 with about 11.9 mm — worth taking an umbrella.
Maximum UV of 7.5 at 14:00 — wear a hat for longer stints outdoors.
Humidity of 77% pushes the felt temperature to 32°C.
Wind runs 25 km/h out of the east.
Temperatures climb over the next few days, peaking at 37°C on Saturday 26/09.
The wettest day ahead is Monday 21/09 with about 12 mm.
Sunrise 07:09, sunset 19:19.
Best time to visit
Outdoor heat stress
26°C
Peaks at 22:00 — safe
Dry riding window
22:00–12:00
14 hours dry; 1 window(s) in the next 14 hours
Drying laundry
Workable
0 sunny hours, 0 wet hours between 07:00 and 17:00
Sunrise viewing
07:09
0% cloud at sunrise — clear, worth the early start
Skin protection
7.5
Unprotected skin may burn in about 25 minutes
48-hour forecast
22:00
26°
1%
23:00
26°
1%
00:00
26°
1%
01:00
25°
1%
02:00
25°
1%
03:00
25°
2%
04:00
25°
3%
05:00
24°
3%
06:00
24°
1%
07:00
24°
1%
08:00
25°
2%
09:00
27°
2%
10:00
28°
1%
11:00
30°
1%
12:00
31°
1%
13:00
32°
1%
14:00
33°
7%
15:00
34°
7%
16:00
34°
7%
17:00
33°
7%
18:00
34°
7%
19:00
33°
7%
20:00
33°
4%
21:00
31°
4%
22:00
30°
4%
23:00
30°
4%
00:00
29°
4%
01:00
29°
4%
02:00
29°
2%
03:00
29°
2%
04:00
29°
2%
05:00
28°
2%
06:00
28°
2%
07:00
28°
2%
08:00
28°
0%
09:00
29°
0%
10:00
31°
0%
11:00
32°
0%
12:00
34°
0%
13:00
35°
0%
14:00
36°
8%
15:00
36°
8%
16:00
35°
8%
17:00
34°
8%
18:00
34°
8%
19:00
33°
8%
20:00
32°
2%
21:00
31°
2%
Days ahead
| Today | Low/High | Chance of rain | Rainfall | |
|---|---|---|---|---|
| Today 21/09 | Heavy rain | 25°34° | 9% | 11.9 mm |
| Tomorrow 22/09 | Overcast | 24°34° | 7% | 0.0 mm |
| Wednesday 23/09 | Overcast | 28°36° | 8% | 0.0 mm |
| Thursday 24/09 | Overcast | 28°37° | 2% | 0.0 mm |
| Friday 25/09 | Clear sky | 26°36° | 3% | 0.0 mm |
Monthly averages
Common questions
Will it rain in Houston today?
Yes. Rain is expected around 17:00, totalling roughly 11.9 mm.
How hot is it in Houston today?
Between 25°C and 34°C, with a felt maximum of 40°C.
What is the weather in Houston tomorrow?
Tomorrow: overcast, 24–34°C, with a 7% chance of rain.