Bolu, Bolu Climate
Turkey
Pop. 184,682 Elev. 733 m / 2,405 ft
TZ: Europe/Istanbul (UTC+3) ·
Bolu has a dry climate with warm summers reaching 83°F (28°C) in July and cold winters averaging 24°F (-4°C) in February. Rain falls on about 45 days per year (26.5 in / 673 mm total), with snow on 9 days and 71 in (1797 mm) of annual accumulation. The city averages 136 sunny days per year and around 20 thunderstorm days. Ocean water temperatures reach 77°F (25°C) in summer.
| Temperature | 28°C (83°F) high | -5°C (24°F) low |
| Feels like | 29°C (85°F) high | -5°C (24°F) low |
| Rain | 45 days | 673 mm (26.5 in) /yr |
| Snow | 9 days | 1797 mm (70.7 in) /yr |
| Sky | 136 sunny | 20 stormy |
| Wind | 0.8 m/s (1.9 mph) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Jun, Jul, Aug, Sep
Sky & Air by Month
Cloud cover (%)
58
Jan 69
Feb 62
Mar 69
Apr 55
May 26
Jun 19
Jul 28
Aug 42
Sep 59
Oct 61
Nov 79
Dec Humidity (%)
85
Jan 82
Feb 64
Mar 81
Apr 75
May 67
Jun 57
Jul 66
Aug 72
Sep 81
Oct 77
Nov 88
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 95 km Zonguldak Çaycuma Airport (ONQ)
Ski resort 179 km Ilgaz-2 Yurduntepe Kayak Merkezi
National park 27 km Yedigöller Millî Parkı
Mountain peak
(1,770 m) 8 km Fenerlik Tepe
Hospital 0 km Özel Fatma Hatun Hastanesi
Hiking trail 135 km İzmit walking routes
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 8°C 47°F | 0°C 32°F | 59 mm 2.3 in | 97 mm3.8 in | 9 |
| February | 3°C 37°F | -5°C 24°F | 20 mm 0.8 in | 530 mm20.9 in | 4 |
| March | 14°C 58°F | 2°C 35°F | 39 mm 1.5 in | 154 mm6.1 in | 7 |
| April | 12°C 54°F | 2°C 36°F | 91 mm 3.6 in | 327 mm12.9 in | 6 |
| May | 19°C 65°F | 7°C 44°F | 93 mm 3.7 in | — | 9 |
| June | 23°C 74°F | 10°C 50°F | 17 mm 0.7 in | — | 23 |
| July | 28°C 83°F | 14°C 58°F | 9 mm 0.4 in | — | 25 |
| August | 27°C 81°F | 15°C 58°F | 33 mm 1.3 in | — | 23 |
| September | 22°C 72°F | 11°C 51°F | 57 mm 2.3 in | — | 16 |
| October | 16°C 61°F | 6°C 43°F | 148 mm 5.8 in | 1 mm0.1 in | 5 |
| November | 15°C 60°F | 4°C 39°F | 42 mm 1.7 in | 1 mm0.0 in | 7 |
| December | 7°C 44°F | 0°C 32°F | 65 mm 2.6 in | 687 mm27.0 in | 2 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 9 | 0 |
| February | 4 | 0 |
| March | 7 | 2 |
| April | 6 | 4 |
| May | 9 | 5 |
| June | 23 | 1 |
| July | 25 | 0 |
| August | 23 | 2 |
| September | 16 | 1 |
| October | 5 | 4 |
| November | 7 | 1 |
| December | 2 | 0 |
Water Temperatures Data
↑ See chart| Month | Ocean Avg High | Lake Avg High |
|---|---|---|
| January | 11°C 51°F | 6°C 42°F |
| February | 9°C 49°F | 5°C 40°F |
| March | 11°C 52°F | 5°C 42°F |
| April | 12°C 54°F | 10°C 50°F |
| May | 18°C 64°F | 18°C 65°F |
| June | 23°C 73°F | 24°C 75°F |
| July | 25°C 77°F | 27°C 81°F |
| August | 24°C 76°F | 27°C 81°F |
| September | 24°C 76°F | 23°C 73°F |
| October | 22°C 71°F | 16°C 61°F |
| November | 18°C 64°F | 12°C 54°F |
| December | 16°C 61°F | 8°C 47°F |