Climate averages 1991–2020
Bolu weather
in March.
A cool, wet month: the 9th warmest and the 11th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
March is a cool month in Bolu: daytime highs average 9.9°C and nights cool to about 0.3°C. By daytime temperature it is the 9th warmest of the 12 months.
Expect about 107 mm of rain on roughly 15 days, which makes March a wet month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 55 min on an average March day.
The nearest other city in this atlas is Düzce (39 km away). In March its highs average 12.6°C, 2.7°C warmer than Bolu, with 113 mm of rain.
Among the 138 cities listed in Turkey, Bolu ranks 120th of 138 for the warmest March highs and joint 118th of 138 for the driest March (rainfall, lowest first). The mean March high of those 138 cities is 12.5°C; Bolu is 2.6°C cooler than that mean.
From March to April, average highs rise by 5.4°C to 15.3°C, and monthly rainfall falls from 107 mm to 99 mm.
The annual picture
March in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Bolu climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 4.7°C-2.9°C | -2.9°C | 91 | 13.9 | 9.610 h |
| February | 6.0°C-2.5°C | -2.5°C | 89 | 13.8 | 10.611 h |
| March, selected | 9.9°C0.3°C | 0.3°C | 107 | 14.9 | 11.912 h |
| April | 15.3°C4.4°C | 4.4°C | 99 | 14.4 | 13.313 h |
| May | 19.8°C9.2°C | 9.2°C | 110 | 15.7 | 14.414 h |
| June | 22.8°C12.9°C | 12.9°C | 96 | 13.2 | 15.015 h |
| July | 25.5°C15.0°C | 15.0°C | 50 | 8.7 | 14.815 h |
| August | 26.3°C15.7°C | 15.7°C | 52 | 8.4 | 13.814 h |
| September | 23.1°C12.4°C | 12.4°C | 66 | 8.7 | 12.513 h |
| October | 18.4°C8.5°C | 8.5°C | 90 | 10.9 | 11.211 h |
| November | 12.3°C2.8°C | 2.8°C | 75 | 10.2 | 10.010 h |
| December | 6.7°C-1.0°C | -1.0°C | 96 | 13.7 | 9.39 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
March in nearby cities
- Düzce in MarchTurkey · 39 kmHigh 12.6°C · Low 2.6°C · 113 mm rain
- Ereğli (Zonguldak Province), Turkey in MarchTurkey · 63 kmHigh 10.6°C · Low 5.2°C · 88 mm rain
- Zonguldak in MarchTurkey · 81 kmHigh 11.8°C · Low 4.8°C · 77 mm rain
- Karabük in MarchTurkey · 100 kmHigh 12.6°C · Low 2.1°C · 91 mm rain
- Adapazarı in MarchTurkey · 101 kmHigh 12.9°C · Low 2.6°C · 95 mm rain
- Bartın in MarchTurkey · 117 kmHigh 11.9°C · Low 3.7°C · 70 mm rain
- Polatlı in MarchTurkey · 137 kmHigh 12.1°C · Low 0.2°C · 47 mm rain
- Ankara in MarchTurkey · 139 kmHigh 11.9°C · Low 1.4°C · 53 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Bolu) is explained once on the Bolu year overview and on the Sources, method and limits page.