Measurements:
°C
°F
Bolu
46°F
NW 21 mph
Feels like: 36°F
Precip: 100%
World Resorts Turkey Bolu Weather September Weather in Bolu

Bolu Weather: September

Average Day Temperature: 75.5°F
Average Night Temperature: 54.7°F
Number of Sunny Days: 16 days
Sunshine Hours: 11.8 - 13.1 hours
Number of Rainy Days: 1 day
Precipitation Totals: 0.7 in

Air Temperature in September, °F

Select Year: 2025 2024 2023

The highest day temperature in September 2025 was 88°F. The lowest night temperature was 41°F. The average values for day and night temperatures during September were 73.5°F и 52.0°F respectivly.

Sunny, Cloudy and Gloomy days

Most of the days in September are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in September, in

Precipitation total in September for Bolu is 0.7 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 3.9 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 Bolu in September is 8.4 hours.

Best Time to Visit Bolu
The most sunny months:
August 23 days
July 22 days
September 16 days
The most warm months:
August 86.0 °F
July 83.2 °F
September 75.5 °F
The most cold months:
January 38.1 °F
February 38.5 °F
December 43.7 °F
The most rainy months:
June 4 days
November 2 days
February 2 days
The most windy months:
April 4 mph
July 4 mph
August 4 mph

Bolu on the Weather Map

Turkey Resorts:
NAME
Alanya +60
Antalya +54
Beldibi +54
Belek +56
Bodrum +58
Fethiye +54
Istanbul +54
Kas +54
Kemer +54
Kusadasi +54
Mahmutlar +60
Marmaris +54
Mersin +56
Oludeniz +56
Side +58
24 Hours Weather Forecast
Bolu
Local time: 01:40
18 feb, wednesday
0300 46°F
NW
21 mph
0600 40°F
N
9 mph
0900 42°F
N
7 mph
1200 46°F
N
12 mph
1500 46°F
NE
10 mph
1800 36°F
SE
9 mph
2100 28°F
SE
7 mph
19 feb, thursday
0000 26°F
E
13 mph