Climate averages 1991–2020
Bushehr weather
in December.
A mild, moderately wet month: the 10th warmest and the 11th driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
December is a mild month in Bushehr: daytime highs average 20.4°C and nights cool to about 15.8°C. By daytime temperature it is the 10th warmest of the 12 months.
Expect about 71 mm of rain on roughly 6 days, which makes December a moderately wet month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 10 h 20 min on an average December day.
The nearest other city in this atlas is Borāzjān (50 km away). In December its highs average 21.5°C, 1.1°C warmer than Bushehr, with 58 mm of rain.
Among the 128 cities listed in Iran, Bushehr ranks 5th of 128 for the warmest December highs and 103rd of 128 for the driest December (rainfall, lowest first). The mean December high of those 128 cities is 10.9°C; Bushehr is 9.5°C warmer than that mean.
From December to January, average highs fall by 2.3°C to 18.1°C, and monthly rainfall rises from 71 mm to 75 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
Bushehr climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 18.1°C13.5°C | 13.5°C | 75 | 7.1 | 10.511 h |
| February | 19.0°C13.9°C | 13.9°C | 31 | 4.2 | 11.111 h |
| March | 22.2°C16.3°C | 16.3°C | 24 | 3.2 | 12.012 h |
| April | 26.9°C20.6°C | 20.6°C | 7.9 | 1.5 | 12.813 h |
| May | 32.0°C25.3°C | 25.3°C | 2.3 | 0.1 | 13.614 h |
| June | 34.8°C28.3°C | 28.3°C | 0 | 0.0 | 14.014 h |
| July | 36.0°C30.0°C | 30.0°C | 0 | 0.0 | 13.814 h |
| August | 36.5°C30.8°C | 30.8°C | 0 | 0.0 | 13.213 h |
| September | 35.1°C29.0°C | 29.0°C | 0 | 0.0 | 12.412 h |
| October | 31.8°C25.6°C | 25.6°C | 1.7 | 0.3 | 11.511 h |
| November | 25.6°C20.2°C | 20.2°C | 47 | 3.8 | 10.711 h |
| December, selected | 20.4°C15.8°C | 15.8°C | 71 | 5.7 | 10.310 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
- Borāzjān in DecemberIran · 50 kmHigh 21.5°C · Low 10.8°C · 58 mm rain
- Kāzerūn in DecemberIran · 107 kmHigh 17.0°C · Low 7.5°C · 80 mm rain
- Dogonbadan in DecemberIran · 155 kmHigh 17.3°C · Low 6.2°C · 115 mm rain
- Shiraz in DecemberIran · 179 kmHigh 13.7°C · Low 4.1°C · 69 mm rain
- Shahr-e Ṣadrā in DecemberIran · 186 kmHigh 11.5°C · Low 0.3°C · 58 mm rain
- Behbahān in DecemberIran · 190 kmHigh 18.6°C · Low 8.3°C · 118 mm rain
- Yasuj in DecemberIran · 202 kmHigh 9.9°C · Low -1.4°C · 133 mm rain
- Marvdasht in DecemberIran · 215 kmHigh 13.1°C · Low -0.3°C · 45 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 Bushehr) is explained once on the Bushehr year overview and on the Sources, method and limits page.