Climate averages 1991–2020
Bayjī weather
in December.
A mild, fairly dry month: the 11th warmest and the joint 10th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
December is a mild month in Bayjī: daytime highs average 15.6°C and nights cool to about 6.1°C. By daytime temperature it is the 11th warmest of the 12 months.
Expect about 35 mm of rain on roughly 6 days, which makes December a fairly dry month (the joint 10th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 9 h 51 min on an average December day.
The nearest other city in this atlas is Ash Sharqāt (70 km away). In December its highs average 14.8°C, 0.7°C cooler than Bayjī, with 39 mm of rain.
Among the 59 cities listed in Iraq, Bayjī ranks 40th of 59 for the warmest December highs and 35th of 59 for the driest December (rainfall, lowest first). The mean December high of those 59 cities is 16.3°C; Bayjī is 0.8°C cooler than that mean.
From December to January, average highs fall by 1.7°C to 13.9°C, and monthly rainfall rises from 35 mm to 39 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
Bayjī climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 13.9°C4.4°C | 4.4°C | 39 | 6.5 | 10.110 h |
| February | 16.5°C5.7°C | 5.7°C | 32 | 6.0 | 10.911 h |
| March | 22.0°C9.6°C | 9.6°C | 35 | 5.5 | 11.912 h |
| April | 28.5°C15.1°C | 15.1°C | 23 | 4.0 | 13.013 h |
| May | 35.3°C21.3°C | 21.3°C | 6.2 | 1.4 | 14.014 h |
| June | 40.7°C26.6°C | 26.6°C | 0.1 | 0.0 | 14.514 h |
| July | 43.6°C29.6°C | 29.6°C | 0.2 | 0.1 | 14.314 h |
| August | 43.4°C29.2°C | 29.2°C | 0.1 | 0.0 | 13.513 h |
| September | 38.9°C24.8°C | 24.8°C | 0.2 | 0.0 | 12.412 h |
| October | 32.0°C19.1°C | 19.1°C | 15 | 1.9 | 11.311 h |
| November | 21.8°C10.9°C | 10.9°C | 27 | 4.3 | 10.410 h |
| December, selected | 15.6°C6.1°C | 6.1°C | 35 | 5.8 | 9.910 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
- Ash Sharqāt in DecemberIraq · 70 kmHigh 14.8°C · Low 5.2°C · 39 mm rain
- Sāmarrā’ in DecemberIraq · 89 kmHigh 16.4°C · Low 6.2°C · 32 mm rain
- Kirkuk in DecemberIraq · 102 kmHigh 14.8°C · Low 5.6°C · 81 mm rain
- Ţūz Khūrmātū in DecemberIraq · 104 kmHigh 15.7°C · Low 6.4°C · 72 mm rain
- Erbil in DecemberIraq · 148 kmHigh 13.6°C · Low 3.3°C · 87 mm rain
- Xebat in DecemberIraq · 151 kmHigh 13.9°C · Low 3.5°C · 79 mm rain
- Khasnahzān in DecemberIraq · 153 kmHigh 12.3°C · Low 1.8°C · 106 mm rain
- Khāliş in DecemberIraq · 157 kmHigh 17.5°C · Low 7.8°C · 33 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 Bayjī) is explained once on the Bayjī year overview and on the Sources, method and limits page.