Climate averages 1991–2020
Mobile weather
in December.
A mild, wet month: the 11th warmest and the 6th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
December is a mild month in Mobile: daytime highs average 16.6°C and nights cool to about 8.6°C. By daytime temperature it is the 11th warmest of the 12 months.
Expect about 115 mm of rain on roughly 9 days, which makes December a wet month (the 6th 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 Gulfport (107 km away). In December its highs average 16.2°C, about as warm as Mobile, with 115 mm of rain.
Among the 498 cities listed in the United States, Mobile ranks joint 118th of 498 for the warmest December highs and joint 442nd of 498 for the driest December (rainfall, lowest first). The mean December high of those 498 cities is 10.5°C; Mobile is 6.0°C warmer than that mean.
From December to January, average highs fall by 1.4°C to 15.2°C, and monthly rainfall rises from 115 mm to 119 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
Mobile climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 15.2°C7.1°C | 7.1°C | 119 | 9.1 | 10.410 h |
| February | 17.2°C8.9°C | 8.9°C | 110 | 8.4 | 11.111 h |
| March | 20.3°C11.8°C | 11.8°C | 119 | 9.0 | 12.012 h |
| April | 23.8°C15.4°C | 15.4°C | 107 | 8.4 | 12.913 h |
| May | 27.7°C19.7°C | 19.7°C | 87 | 9.6 | 13.714 h |
| June | 30.4°C23.3°C | 23.3°C | 128 | 14.8 | 14.114 h |
| July | 31.2°C24.6°C | 24.6°C | 150 | 18.8 | 13.914 h |
| August | 31.0°C24.4°C | 24.4°C | 140 | 18.4 | 13.313 h |
| September | 29.4°C22.2°C | 22.2°C | 117 | 11.1 | 12.412 h |
| October | 25.4°C17.1°C | 17.1°C | 88 | 7.1 | 11.411 h |
| November | 20.1°C11.6°C | 11.6°C | 98 | 7.3 | 10.611 h |
| December, selected | 16.6°C8.6°C | 8.6°C | 115 | 9.0 | 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
- Gulfport in DecemberUnited States · 107 kmHigh 16.2°C · Low 9.5°C · 115 mm rain
- New Orleans in DecemberUnited States · 212 kmHigh 17.1°C · Low 10.5°C · 96 mm rain
- Metairie in DecemberUnited States · 217 kmHigh 17.2°C · Low 10.4°C · 98 mm rain
- Montgomery in DecemberUnited States · 249 kmHigh 14.6°C · Low 5.1°C · 110 mm rain
- Jackson in DecemberUnited States · 270 kmHigh 14.4°C · Low 4.8°C · 119 mm rain
- Tuscaloosa in DecemberUnited States · 283 kmHigh 13.6°C · Low 4.5°C · 129 mm rain
- Baton Rouge in DecemberUnited States · 302 kmHigh 17.1°C · Low 8.1°C · 112 mm rain
- Hoover in DecemberUnited States · 323 kmHigh 13.0°C · Low 4.0°C · 132 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 Mobile) is explained once on the Mobile year overview and on the Sources, method and limits page.