11.09
fri
fri
Day
81°F
E 6 mph
Precip.
3%
3%
Night
77°F
S 4 mph
Precip.
4%
4%
12.09
sat
sat
Day
81°F
E 7 mph
Precip.
2%
2%
Night
77°F
SE 2 mph
Precip.
5%
5%
13.09
sun
sun
Day
81°F
E 6 mph
Precip.
3%
3%
Night
77°F
E 2 mph
Precip.
7%
7%
14.09
mon
mon
Day
82°F
E 7 mph
Precip.
4%
4%
Night
75°F
N 1 mph
Precip.
8%
8%
15.09
tue
tue
Day
81°F
E 7 mph
Precip.
3%
3%
Night
75°F
N 2 mph
Precip.
6%
6%
16.09
wed
wed
Day
81°F
E 9 mph
Precip.
4%
4%
Night
73°F
E 2 mph
Precip.
6%
6%
17.09
thu
thu
Day
79°F
E 6 mph
Precip.
2%
2%
Night
75°F
S 4 mph
Precip.
4%
4%
18.09
fri
fri
Day
84°F
SE 7 mph
Precip.
1%
1%
Night
79°F
S 7 mph
Precip.
4%
4%
19.09
sat
sat
Day
86°F
SE 8 mph
Precip.
1%
1%
Night
81°F
S 5 mph
Precip.
4%
4%
20.09
sun
sun
Day
82°F
E 7 mph
Precip.
6%
6%
Night
75°F
NE 4 mph
Precip.
9%
9%
21.09
mon
mon
Day
79°F
E 11 mph
Precip.
7%
7%
Night
72°F
N 4 mph
Precip.
6%
6%
22.09
tue
tue
Day
77°F
E 7 mph
Precip.
4%
4%
Night
72°F
N 4 mph
Precip.
8%
8%
23.09
wed
wed
Day
77°F
E 7 mph
Precip.
4%
4%
Night
72°F
E 2 mph
Precip.
7%
7%
24.09
thu
thu
Day
77°F
E 7 mph
Precip.
4%
4%
Night
73°F
NE 6 mph
Precip.
6%
6%
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 84.0°F. The highest and lowest sea temperatures during the month were 84.9°F and 82.4°F.
Air temperature in Byblos, °F
Precipitation total in Byblos, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Byblos
Byblos on a weather map
Places in Lebanon:
Name
°F
24 Hours Forecast
Byblos
Local time: 19:17
September 11, friday
2100
77°F
S
4 mph
4 mph
September 12, saturday
0000
77°F
S
4 mph
4 mph
0300
75°F
S
2 mph
2 mph
0600
75°F
S
1 mph
1 mph
0900
79°F
E
4 mph
4 mph
1200
81°F
E
7 mph
7 mph
1500
82°F
SE
6 mph
6 mph
1800
81°F
SE
6 mph
6 mph
