Bolu in september: average Weather, Temperature and Climate
Weather in Bolu in september 2025
The weather in Bolu in september comes from statistical datas on the last years. You can view the weather statistics for the whole month, but also by using the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
perfect weather UV index: 6
Weather at 6am
67°F
Clear/Sunny
66% of time
16%
12%
4%
Weather at 12pm
76°F
Clear/Sunny
58% of time
17%
15%
7%
Weather at 6pm
58°F
Clear/Sunny
55% of time
21%
15%
6%
Weather at 3am
56°F
55%
18%
12%
12%
Evolution of daily average temperature and precipitation in Bolu in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Bolu in september.
The climate of Bolu in september is perfect
The climate in september in Bolu is rather dry (with 2.6in of precipitation over 3 days). The weather's not getting better compared to the previous month since in august there is an average of 2.6in of precipitation over 5 days.
The climate quite good in that locality the month of september. The thermometer averaged maximum of 76°F. The seasonal minimum is 65°F. Thus, the mean temperature average on this month of september in Bolu is 70°F. These temperatures are far removed from those records observed in Bolu in the month of september with a maximum record of 97°F in 2020 and a minimum record of 43°F in 2018. You can hope to have about 27 days with temperatures up to 65°F, or 90% of the month.
On this month of september, day length in Bolu is generally 12:29. The sun rises at 06:34 and sunset is at 19:03.
With a good weather, this month is a good month to go in this locality.
Seasonal average climate and temperature of Bolu in september
Check below seasonal norms These datas are generated from the weather statements earlier years of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 70°F | ||||
| Highest temperature | 76°F | ||||
| Lowest temperature | 65°F | ||||
| Highest record temperature | 97°F (2020) | ||||
| Lowest record temperature | 43°F (2018) | ||||
| Number of days at +86°F | 2 day(s) (7%) | ||||
| Number of days at +65°F | 27 day(s) (90%) | ||||
| Wind | |||||
| Wind speed | 12km/h | ||||
| Wind temperature | 65°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 2.6in | ||||
| Number of days with rainfall | 3 day(s) (12%) | ||||
| Record daily rainfall | 2.4in (2014) | ||||
| Snowfall | 0cm | ||||
| Other climate data | |||||
| Humidity | 65% | ||||
| Visibility | 9.31km | ||||
| Cloud cover | 22% | ||||
| UV index | 6 | ||||
| Daily sunshine hours | 12 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 06:34 | ||||
| Time of sunset | 19:03 | ||||
| Length of day | 12:29 | ||||
| Our opinion about the weather in september | |||||
| Our opinion at whereandwhen.net | perfect | ||||
How was the weather last september?
Here is the day by day recorded weather in Bolu in september 2024:
63°F to 77°F
61°F to 77°F
61°F to 77°F
61°F to 79°F
59°F to 77°F
58°F to 77°F
58°F to 77°F
58°F to 76°F
58°F to 79°F
63°F to 86°F
65°F to 85°F
61°F to 81°F
61°F to 85°F
63°F to 85°F
59°F to 81°F
58°F to 65°F
54°F to 72°F
54°F to 72°F
54°F to 70°F
54°F to 68°F
56°F to 68°F
54°F to 61°F
49°F to 59°F
50°F to 70°F
56°F to 74°F
58°F to 76°F
58°F to 81°F
63°F to 86°F
63°F to 83°F
45°F to 58°F
Map: other cities in Turkey in september
Cities near Bolu:
| Akcakoca in september | perfect weather |
| Zonguldak in september | perfect weather |
| Karabuk in september | perfect weather |
| Safranbolu in september | perfect weather |
| Amasra in september | perfect weather |
| Ankara in september | perfect weather |
| Sile in september | good weather |
| Gebze in september | good weather |
| Kastamonu in september | perfect weather |
| Yalova in september | perfect weather |
| Kütahya in september | perfect weather |
| Istanbul in september | perfect weather |
Click over cities on the map for information about the weather in september.
Bolu
perfect weather
good
tolerable
bad
very bad
Weather data for Bolu in september:
Weather data for Bolu for september are derived from an average of the weather forecast since 2009 in Bolu. There is a margin of error and these forecasts are to be considered as general information only. The weather in Bolu can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Bolu.