Climate averages 1991–2020
Giresun weather
in January.
A cool, wet month: the coolest and the joint 8th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
January is a cool month in Giresun: daytime highs average 9.0°C and nights cool to about 2.8°C. By daytime temperature it is the coolest month of the year.
Expect about 131 mm of rain on roughly 16 days, which makes January a wet month (the joint 8th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 9 h 36 min on an average January day.
The nearest other city in this atlas is Ordu (42 km away). In January its highs average 8.4°C, 0.6°C cooler than Giresun, with 117 mm of rain.
Among the 138 cities listed in Turkey, Giresun ranks 46th of 138 for the warmest January highs and joint 127th of 138 for the driest January (rainfall, lowest first). The mean January high of those 138 cities is 7.4°C; Giresun is 1.6°C warmer than that mean.
From January to February, average highs rise by 0.4°C to 9.5°C, and monthly rainfall falls from 131 mm to 99 mm.
The annual picture
January 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
Giresun climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January, selected | 9.0°C2.8°C | 2.8°C | 131 | 15.8 | 9.610 h |
| February | 9.5°C2.4°C | 2.4°C | 99 | 13.7 | 10.611 h |
| March | 12.3°C4.6°C | 4.6°C | 119 | 15.6 | 11.912 h |
| April | 16.3°C8.0°C | 8.0°C | 106 | 14.1 | 13.313 h |
| May | 19.8°C12.4°C | 12.4°C | 110 | 13.8 | 14.414 h |
| June | 22.6°C16.6°C | 16.6°C | 99 | 12.4 | 15.115 h |
| July | 24.6°C19.5°C | 19.5°C | 82 | 12.1 | 14.815 h |
| August | 25.0°C20.2°C | 20.2°C | 102 | 13.7 | 13.814 h |
| September | 22.4°C17.2°C | 17.2°C | 176 | 14.6 | 12.513 h |
| October | 19.6°C13.7°C | 13.7°C | 213 | 16.1 | 11.211 h |
| November | 15.4°C8.8°C | 8.8°C | 149 | 13.0 | 9.910 h |
| December | 11.3°C5.0°C | 5.0°C | 131 | 14.6 | 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
January in nearby cities
- Ordu in JanuaryTurkey · 42 kmHigh 8.4°C · Low 2.3°C · 117 mm rain
- Fatsa in JanuaryTurkey · 76 kmHigh 8.7°C · Low 2.6°C · 110 mm rain
- Ünye in JanuaryTurkey · 95 kmHigh 8.9°C · Low 3.4°C · 94 mm rain
- Erzincan in JanuaryTurkey · 161 kmHigh -0.5°C · Low -8.4°C · 64 mm precipitation
- Tokat in JanuaryTurkey · 169 kmHigh 5.2°C · Low -4.0°C · 69 mm rain
- Sivas in JanuaryTurkey · 174 kmHigh 0.7°C · Low -7.4°C · 46 mm precipitation
- Samsun in JanuaryTurkey · 177 kmHigh 8.6°C · Low 2.2°C · 82 mm rain
- Rize in JanuaryTurkey · 180 kmHigh 8.1°C · Low 1.9°C · 134 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 Giresun) is explained once on the Giresun year overview and on the Sources, method and limits page.