Climate averages 1991–2020
Bibir Hat weather
in December.
A warm, very dry month: the 11th warmest and the 2nd driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
December is a warm month in Bibir Hat: daytime highs average 25.4°C and nights cool to about 16.1°C. By daytime temperature it is the 11th warmest of the 12 months.
Expect about 8.0 mm of rain on roughly 1 day, which makes December a very dry month (the 2nd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 10 h 46 min on an average December day.
The nearest other city in this atlas is Hāthazāri (20 km away). In December its highs average 25.2°C, about as warm as Bibir Hat, with 9.6 mm of rain.
Among the 63 cities listed in Bangladesh, Bibir Hat ranks joint 10th of 63 for the warmest December highs and 20th of 63 for the driest December (rainfall, lowest first). The mean December high of those 63 cities is 25.1°C; Bibir Hat is 0.3°C warmer than that mean.
From December to January, average highs fall by 0.5°C to 25.0°C, and monthly rainfall falls from 8.0 mm to 5.5 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
Bibir Hat climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 25.0°C14.6°C | 14.6°C | 5.5 | 1.1 | 10.911 h |
| February | 28.0°C16.9°C | 16.9°C | 17 | 2.1 | 11.411 h |
| March | 31.2°C21.1°C | 21.1°C | 58 | 5.1 | 12.012 h |
| April | 31.7°C24.2°C | 24.2°C | 127 | 11.3 | 12.713 h |
| May | 31.0°C25.3°C | 25.3°C | 303 | 21.4 | 13.213 h |
| June | 29.7°C25.5°C | 25.5°C | 473 | 27.2 | 13.513 h |
| July | 28.9°C25.2°C | 25.2°C | 502 | 29.9 | 13.413 h |
| August | 29.3°C25.2°C | 25.2°C | 396 | 29.5 | 12.913 h |
| September | 29.6°C25.0°C | 25.0°C | 321 | 26.8 | 12.312 h |
| October | 29.5°C23.8°C | 23.8°C | 192 | 17.6 | 11.612 h |
| November | 27.8°C20.0°C | 20.0°C | 41 | 3.4 | 11.111 h |
| December, selected | 25.4°C16.1°C | 16.1°C | 8.0 | 1.1 | 10.811 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
- Hāthazāri in DecemberBangladesh · 20 kmHigh 25.2°C · Low 16.9°C · 9.6 mm rain
- Chattogram in DecemberBangladesh · 39 kmHigh 24.7°C · Low 17.4°C · 12 mm rain
- Rangamati in DecemberBangladesh · 41 kmHigh 25.8°C · Low 16.2°C · 9.7 mm rain
- Karnaphuli in DecemberBangladesh · 46 kmHigh 25.5°C · Low 16.3°C · 9.7 mm rain
- Feni in DecemberBangladesh · 55 kmHigh 25.9°C · Low 14.3°C · 7.3 mm rain
- Maijdi in DecemberBangladesh · 74 kmHigh 25.9°C · Low 14.2°C · 6.6 mm rain
- Lākshām in DecemberBangladesh · 92 kmHigh 25.7°C · Low 14.2°C · 7.2 mm rain
- Comilla in DecemberBangladesh · 106 kmHigh 25.6°C · Low 14.2°C · 8.7 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 Bibir Hat) is explained once on the Bibir Hat year overview and on the Sources, method and limits page.