Bolu, Turkey Weather

  1. Bolu, Turkey Weather
  2. Current conditions
  3. Weather forecast
  4. Averages and extremes
  5. Yesterday's Data
  6. Temperature and possibility of rain in Bolu over the next 12 hours
  7. Temperature and possibility of rain in Bolu in the coming days
  8. Rainfall in Bolu in the coming days
  9. Bolu Weather Summary
  10. Weather averages by month
  11. Bolu's weather
  12. Frequently asked questions
  13. Comments
Bolu, Weather
(Photo by Emre on Unsplash)

Current conditions

Updated:
18°C
64.4°F
°C °F

Condition: Partly Cloudy

Pressure: 937 hPa

Feel like: 19 °C

Temperature: 18°C

Cloud: 63%

Humidity: 77%

Wind: SE - 3 km/h

Visibility: 31.02 km

Weather forecast

Mon
21 Sep
10°C / 20°C
Moderate Rain
Tue
22 Sep
7°C / 13°C
Slight Rain
Wed
23 Sep
4°C / 18°C
Partly Cloudy
Thu
24 Sep
6°C / 23°C
Mainly Clear
Fri
25 Sep
11°C / 26°C
Overcast
Hourly forecast today:
08:00 AM
14° / 18°
14° / 18°
Partly Cloudy
77% 9 km/h
09:00 AM
13° / 20°
13° / 20°
Partly Cloudy
67% 11 km/h
10:00 AM
13° / 21°
13° / 21°
Mainly Clear
59% 15 km/h
11:00 AM
12° / 22°
12° / 22°
Partly Cloudy
55% 15 km/h
12:00 PM
12° / 22°
12° / 22°
Partly Cloudy
56% 24 km/h
13:00 PM
12° / 21°
12° / 21°
Partly Cloudy
57% 26 km/h
14:00 PM
12° / 20°
12° / 20°
Partly Cloudy
61% 22 km/h
15:00 PM
13° / 19°
13° / 19°
Overcast
66% 13 km/h
16:00 PM
13° / 18°
13° / 18°
Overcast
74% 12 km/h
17:00 PM
13° / 16°
13° / 16°
Overcast
83% 6 km/h
18:00 PM
14° / 15°
14° / 15°
Partly Cloudy
89% 4 km/h

30 Day Averages and Extremes

  • Average high 20.8°C
  • Average low 9.1°C
  • Hottest day 29°C (11 September 2026)
  • Coldest day 0°C (04 October 2026)
  • Average humidity 69.97%
  • Days with precipitation 15 days
  • Highest precipitation 49 mm (22 September 2026)

Yesterday's Data

  • Max: 22°C
  • Min: 11°C
  • Total Precipitation: 0 mm

Temperature and possibility of rain in Bolu over the next 12 hours

Temperature and possibility of rain in Bolu in the coming days

Rainfall in Bolu in the coming days

Bolu Climate Summary

Bolu features a Marine west coast, warm summer (Köppen classification: Cfb), with an average annual temperature of 11.99ºC (53.58ºF), which is about -2.97% lower than the national average for Turkey. Annually, the city experiences approximately 103.14 millimeters (4.06 inches) of rainfall, spread across 162.27 rainy days, accounting for 44.46% of the year.

Longitude 40.732541
Latitude 31.608209
Yearly high temperature 15.86ºC (60.55ºF)
Yearly low temperature 4.64ºC (40.35ºF)
Hottest month July 26.86ºC (80.35ºF)
Coldest month February -2.84ºC (26.89ºF)
Yearly precip 103.14mm (4.06in)
Days with rainfall 162.27 days (44.46%)
Driest month July (66.35%)
Wettest month June (70.73%)

Weather averages by month

Month High / Low (°C) Rain
January 2.42° / -5.34° 16.82 days
February 5.53° / -2.84° 14.73 days
March 9.98° / -0.31° 15.73 days
April 15.33° / 3.22° 14.27 days
May 20.01° / 6.72° 19.36 days
June 23.59° / 10.07° 18.82 days
July 26.86° / 12.76° 10.18 days
August 27.44° / 13.44° 10.36 days
September 23.97° / 10.85° 9.55 days
October 17.53° / 6.73° 11.36 days
November 12.13° / 2.64° 7.27 days
December 5.55° / -2.28° 13.82 days

Bolu's weather

Frequently asked questions

1. What is the hottest month in Bolu?

July has the highest average monthly temperature (daily mean of 26.86ºC) and February are the coolest (daily mean of -2.84ºC).

2. What should I wear in Bolu today?

For today's warm weather in Bolu, with temperatures between 20ºC to 23ºC (68.0ºF to 73.4ºF), you might consider wearing:
- Sunglasses
- Sunscreen (if spending time outdoors)
- Comfortable sandals or sneakers
- Sun hat or cap

Temperature

Early
10°C / 11°C
Morning
13°C / 20°C
Afternoon
13°C / 19°C
Evening
12°C / 14°C

Air quality

Moderate

Acceptable air quality, some pollutants present, minor health concerns for sensitive individuals

  • CO2 443
  • CO 146
  • NH3 33
  • NO2 5
  • O3 62
  • PM10 19
  • PM25 13
  • SO2 1
  • CH4 1,446

Sunrise / Sunset

03:39
15:52