Climate averages 1991–2020
Yasuj weather
in December.
A cool, wet month: the 10th warmest and the 9th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
December is a cool month in Yasuj: daytime highs average 9.9°C and nights cool to about -1.4°C. By daytime temperature it is the 10th warmest of the 12 months.
Expect about 133 mm of rain on roughly 8 days, which makes December a wet month (the 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 10 h 12 min on an average December day.
The nearest other city in this atlas is Dogonbadan (83 km away). In December its highs average 17.3°C, 7.4°C warmer than Yasuj, with 115 mm of rain.
Among the 128 cities listed in Iran, Yasuj ranks joint 63rd of 128 for the warmest December highs and joint 123rd of 128 for the driest December (rainfall, lowest first). The mean December high of those 128 cities is 10.9°C; Yasuj is 1.0°C cooler than that mean.
From December to January, average highs fall by 3.8°C to 6.2°C, and monthly rainfall rises from 133 mm to 170 mm.
The annual picture
December 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
Yasuj climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 6.2°C-4.4°C | -4.4°C | 170 | 10.7 | 10.410 h |
| February | 7.8°C-2.5°C | -2.5°C | 145 | 10.2 | 11.111 h |
| March | 12.6°C1.0°C | 1.0°C | 146 | 10.6 | 12.012 h |
| April | 18.9°C6.2°C | 6.2°C | 75 | 9.0 | 12.913 h |
| May | 25.3°C10.6°C | 10.6°C | 17 | 3.6 | 13.714 h |
| June | 31.4°C14.1°C | 14.1°C | 1.1 | 0.4 | 14.114 h |
| July | 34.0°C17.3°C | 17.3°C | 1.2 | 0.4 | 13.914 h |
| August | 33.6°C16.6°C | 16.6°C | 0.4 | 0.2 | 13.313 h |
| September | 29.9°C13.1°C | 13.1°C | 0.5 | 0.2 | 12.412 h |
| October | 23.8°C8.7°C | 8.7°C | 9.6 | 2.0 | 11.411 h |
| November | 15.6°C3.6°C | 3.6°C | 78 | 6.4 | 10.611 h |
| December, selected | 9.9°C-1.4°C | -1.4°C | 133 | 8.2 | 10.210 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
December in nearby cities
- Dogonbadan in DecemberIran · 83 kmHigh 17.3°C · Low 6.2°C · 115 mm rain
- Kāzerūn in DecemberIran · 117 kmHigh 17.0°C · Low 7.5°C · 80 mm rain
- Behbahān in DecemberIran · 129 kmHigh 18.6°C · Low 8.3°C · 118 mm rain
- Shahr-e Ṣadrā in DecemberIran · 131 kmHigh 11.5°C · Low 0.3°C · 58 mm rain
- Marvdasht in DecemberIran · 146 kmHigh 13.1°C · Low -0.3°C · 45 mm rain
- Shiraz in DecemberIran · 149 kmHigh 13.7°C · Low 4.1°C · 69 mm rain
- Shahreẕā in DecemberIran · 151 kmHigh 10.2°C · Low -1.8°C · 18 mm rain
- Borāzjān in DecemberIran · 160 kmHigh 21.5°C · Low 10.8°C · 58 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 Yasuj) is explained once on the Yasuj year overview and on the Sources, method and limits page.