14.09
mon
mon
Day
91°F
N 7 mph
Precip.
63%
63%
Night
82°F
N 7 mph
Precip.
7%
7%
15.09
tue
tue
Day
93°F
NW 6 mph
Precip.
2%
2%
Night
82°F
N 6 mph
Precip.
8%
8%
16.09
wed
wed
Day
90°F
W 8 mph
Precip.
12%
12%
Night
84°F
NW 7 mph
Precip.
16%
16%
17.09
thu
thu
Day
91°F
W 12 mph
Precip.
2%
2%
Night
82°F
NW 4 mph
Precip.
4%
4%
18.09
fri
fri
Day
93°F
W 4 mph
Precip.
1%
1%
Night
82°F
N 7 mph
Precip.
5%
5%
19.09
sat
sat
Day
91°F
N 4 mph
Precip.
1%
1%
Night
82°F
NE 7 mph
Precip.
8%
8%
20.09
sun
sun
Day
93°F
E 4 mph
Precip.
8%
8%
Night
84°F
N 7 mph
Precip.
5%
5%
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 84.9°F. The highest and lowest sea temperatures during the month were 87.1°F and 83.1°F.
Air temperature in Houston, °F
Precipitation total in Houston, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Houston
Houston on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Houston
Local time: 16:06
September 14, monday
1800
91°F
NW
12 mph
12 mph
2100
84°F
N
9 mph
9 mph
September 15, tuesday
0000
82°F
N
7 mph
7 mph
0300
82°F
N
5 mph
5 mph
0600
81°F
N
3 mph
3 mph
0900
84°F
N
4 mph
4 mph
1200
93°F
NW
6 mph
6 mph
1500
97°F
NW
11 mph
11 mph
