Climate averages 1991–2020
Kastamonu weather
in April.
A mild, moderately wet month: the 7th warmest and the 10th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
April is a mild month in Kastamonu: daytime highs average 15.0°C and nights cool to about 4.1°C. By daytime temperature it is the 7th warmest of the 12 months.
Expect about 64 mm of rain on roughly 13 days, which makes April a moderately wet month (the 10th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 18 min on an average April day.
The nearest other city in this atlas is Çankırı (88 km away). In April its highs average 17.6°C, 2.6°C warmer than Kastamonu, with 42 mm of rain.
Among the 138 cities listed in Turkey, Kastamonu ranks joint 110th of 138 for the warmest April highs and joint 79th of 138 for the driest April (rainfall, lowest first). The mean April high of those 138 cities is 17.3°C; Kastamonu is 2.3°C cooler than that mean.
From April to May, average highs rise by 4.6°C to 19.7°C, and monthly rainfall rises from 64 mm to 72 mm.
The annual picture
April 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
Kastamonu climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 3.4°C-3.7°C | -3.7°C | 51 | 11.0 | 9.610 h |
| February | 5.2°C-3.1°C | -3.1°C | 53 | 11.1 | 10.611 h |
| March | 9.3°C-0.3°C | -0.3°C | 65 | 12.3 | 11.912 h |
| April, selected | 15.0°C4.1°C | 4.1°C | 64 | 13.0 | 13.313 h |
| May | 19.7°C8.8°C | 8.8°C | 72 | 13.5 | 14.514 h |
| June | 23.2°C12.5°C | 12.5°C | 58 | 11.7 | 15.115 h |
| July | 26.7°C14.8°C | 14.8°C | 30 | 6.0 | 14.815 h |
| August | 27.3°C15.2°C | 15.2°C | 24 | 5.7 | 13.814 h |
| September | 23.5°C11.9°C | 11.9°C | 33 | 7.0 | 12.513 h |
| October | 18.1°C8.0°C | 8.0°C | 51 | 8.4 | 11.111 h |
| November | 11.3°C2.1°C | 2.1°C | 44 | 8.0 | 9.910 h |
| December | 5.6°C-1.7°C | -1.7°C | 59 | 10.7 | 9.29 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
April in nearby cities
- Çankırı in AprilTurkey · 88 kmHigh 17.6°C · Low 5.4°C · 42 mm rain
- Karabük in AprilTurkey · 98 kmHigh 17.7°C · Low 6.2°C · 80 mm rain
- Bartın in AprilTurkey · 123 kmHigh 16.1°C · Low 7.2°C · 45 mm rain
- Çorum in AprilTurkey · 135 kmHigh 16.5°C · Low 5.6°C · 71 mm rain
- Zonguldak in AprilTurkey · 165 kmHigh 15.7°C · Low 8.2°C · 47 mm rain
- Kırıkkale in AprilTurkey · 172 kmHigh 18.5°C · Low 6.8°C · 40 mm rain
- Bafra in AprilTurkey · 179 kmHigh 14.2°C · Low 7.8°C · 59 mm rain
- Ankara in AprilTurkey · 180 kmHigh 17.3°C · Low 5.9°C · 46 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 Kastamonu) is explained once on the Kastamonu year overview and on the Sources, method and limits page.