Measurements:
°C
°F
Byblos
74°F
W 2 mph
Feels like: 78°F
Precip: 0%
World Resorts Lebanon Byblos Weather September Weather in Byblos

Byblos Weather: September

Average Day Temperature: 83.5°F
Average Night Temperature: 67.8°F
Sea Water Temperature: 87.6°F
Number of Sunny Days: 29 days
Sunshine Hours: 11.9 - 12.9 hours
Number of Rainy Days: 0 days
Precipitation Totals: 0.2 in

Air Temperature in September, °F

Select Year: 2025 2024 2023

The highest day temperature in September 2025 was 86°F. The lowest night temperature was 76°F. The average values for day and night temperatures during September were 82.9°F и 80.6°F respectivly.

Byblos Water Sea Temperature in September, °F

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Byblos was 87.7°F. The maximum and minimum values were 86.0°F and 88.8°F respectively.

Sunny, Cloudy and Gloomy days

Almost all days in September are sunny. There is very low probability of clouds or gloomy days.

Precipitation Totals in September, in

Precipitation total in September for Byblos is 0.2 in. It makes september one of the least rainy months of the year.

Wind Speed in September, mph

The average wind speed in September is 5.8 mph. This value is relatively stable throughout the year.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Byblos in September is 11.6 hours.

Best Time to Visit Byblos
The most sunny months:
July 31 days
August 31 days
June 29 days
The most warm months:
August 88.2 °F
July 88.1 °F
September 83.5 °F
Warmest sea temperature:
August 88.8 °F
September 87.6 °F
July 86.6 °F
The most cold months:
January 50.4 °F
February 53.0 °F
December 55.6 °F
The most rainy months:
January 6 days
December 5 days
March 4 days
The most windy months:
March 7 mph
May 7 mph
April 6 mph

Byblos on the Weather Map

Lebanon Resorts:
NAME
Baalbek +58
Beirut +74
Byblos +74
Sidon +64
Tripoli +72
Tyre +74
24 Hours Weather Forecast
Byblos
Local time: 10:33
05 dec, friday
1200 76°F
S
5 mph
1500 72°F
SE
6 mph
1800 72°F
SE
2 mph
2100 72°F
W
6 mph
06 dec, saturday
0000 72°F
NW
6 mph
0300 74°F
W
5 mph
0600 72°F
W
4 mph
0900 74°F
SW
3 mph