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Baku weather in September

Weather in Baku: September

Average day temperature: 78.7°F
Average night temperature: 73.2°F
Sea water temperature: 75.9°F
Number of sunny days: 22 days
Day length: 11.8 - 13.1 hours
Number of rainy days: 1 day
Precipitation totals: 0.3 in.

Air temperature in September, °F

Show year:
2025
2024
2023

The highest day temperature during September of 2025 was 86°F. At the same time the lowest night temperature was 60°F. Daily and nightly averages during September were 73.6°F and 69.9°F.

Sea water temperature in Baku in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 75.4°F. The highest and lowest sea temperatures during the month were 80.1°F and 69.8°F.

Sunny, partly cloudy and cloudy days

Mostly all days in September are sunny but cloudy days are also possible.

Precipitation total in September, in.

Precipitation total value in Baku in September is 0.4 in. Other months of the year show relatively similar values.

Wind speed in September, mph

The average wind speed value in September is 13.4 mph It makes September one of the least windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 9.4.

Best time for vacation in Baku

Sunniest months:
July 28 days
August 28 days
June 27 days
Warmest months:
August 87.6 °F
July 86.5 °F
June 82.0 °F
Warmest sea temp:
August 80.5 °F
July 79.0 °F
September 75.9 °F
Coldest months:
February 46.2 °F
January 46.8 °F
December 50.0 °F
Rainiest months:
December 2 days
November 2 days
February 1 day
Windiest months:
February 14.6 mph
March 14.6 mph
January 14.5 mph

Baku on a weather map

Baku
+54°F
NW 13 mph
Feels like: +48°F
Precip.: 100%
Places in Azerbaijan:
Name
°F
+50°F
+50°F
+54°F
+54°F
+39°F
+39°F
+50°F
+54°F
+54°F
+50°F
+48°F
+36°F
+52°F
+52°F
+36°F
24 Hours Forecast
Baku
Local time: 08:42
December 05, friday
0900
54°F
NW
13 mph
1200
54°F
NW
16 mph
1500
55°F
NW
15 mph
1800
55°F
N
9 mph
2100
55°F
N
11 mph
December 06, saturday
0000
57°F
N
14 mph
0300
55°F
N
12 mph
0600
55°F
N
11 mph
Units of measurement: °C / °F