Climateby Month

Mobile, AL climate by month

NOAA 1991-2020 normals · 9 ft elevation

Summers in Mobile are hot and oppressively humid; winters are cool. Highs peak at 92°F in August and fall to 62°F in January. The wettest month is August (about 15 wet days) and the driest is October (about 7). Snow is rare. The most comfortable time to visit is March, April and November.

Warmest month
92°F
August normal high
Coldest month
43°F
January normal low
Wet days a year
123
69.3 in of precipitation
Muggy days a year
166
dew point 65°F or higher

How warm is Mobile?

Normal highs range from 62°F in January to 92°F in August.

40°50°60°70°80°90°100° January: normal high 62°F (17°C), low 43°F (6°C) 62° 43° February: normal high 66°F (19°C), low 46°F (8°C) March: normal high 72°F (22°C), low 52°F (11°C) April: normal high 78°F (26°C), low 59°F (15°C) May: normal high 85°F (29°C), low 66°F (19°C) June: normal high 90°F (32°C), low 73°F (23°C) July: normal high 92°F (33°C), low 75°F (24°C) 92° 75° August: normal high 92°F (33°C), low 75°F (24°C) September: normal high 89°F (32°C), low 72°F (22°C) October: normal high 81°F (27°C), low 61°F (16°C) November: normal high 72°F (22°C), low 50°F (10°C) December: normal high 64°F (18°C), low 45°F (7°C) JFMAMJJASOND

Bars run from the normal low to the normal high for each month.

How rainy is Mobile?

August has the most wet days (about 15); the year brings about 69 in of precipitation.

January: 11 wet days February: 10 wet days March: 9 wet days April: 8 wet days May: 8 wet days June: 13 wet days July: 14 wet days August: 15 wet days 15 September: 11 wet days October: 7 wet days 7 November: 8 wet days December: 11 wet days JFMAMJJASOND

Wet day: at least 0.01 in of rain or melted snow, counted from daily records 1991-2020.

How humid is Mobile?

Muggy days peak in July, at about 31 days.

January: 1 muggy days 1 February: 2 muggy days March: 4 muggy days April: 9 muggy days May: 20 muggy days June: 28 muggy days July: 31 muggy days 31 August: 30 muggy days September: 24 muggy days October: 12 muggy days November: 3 muggy days December: 2 muggy days JFMAMJJASOND

Muggy day: daily mean dew point of 65°F or higher, from hourly observations 1991-2020 at Mobile Downtown Airport, 5.6 mi SSW of the city center.

How much daylight?

Daylight ranges from about 10.2 hours in December to 14.1 hours in June.

January: 10.4 hours of daylight February: 11.1 hours of daylight March: 12.0 hours of daylight April: 12.9 hours of daylight May: 13.7 hours of daylight June: 14.1 hours of daylight 14.1 July: 13.9 hours of daylight August: 13.2 hours of daylight September: 12.3 hours of daylight October: 11.4 hours of daylight November: 10.6 hours of daylight December: 10.2 hours of daylight 10.2 JFMAMJJASOND
See all numbers
Monthly climate normals and day counts for Mobile, 1991-2020
MonthHighLowPrecip.Wet daysSnowMuggy daysDaylight
January 62°F43°F 5.5 in11 0.0 in 1 10.4 h
February 66°F46°F 4.7 in10 0.0 in 2 11.1 h
March 72°F52°F 5.1 in9 0.1 in 4 12.0 h
April 78°F59°F 5.5 in8 0.0 in 9 12.9 h
May 85°F66°F 4.9 in8 0.0 in 20 13.7 h
June 90°F73°F 6.8 in13 0.0 in 28 14.1 h
July 92°F75°F 9.0 in14 0.0 in 31 13.9 h
August 92°F75°F 7.2 in15 0.0 in 30 13.2 h
September 89°F72°F 6.6 in11 0.0 in 24 12.3 h
October 81°F61°F 4.4 in7 0.0 in 12 11.4 h
November 72°F50°F 4.6 in8 0.0 in 3 10.6 h
December 64°F45°F 5.2 in11 0.1 in 2 10.2 h

High and low: NOAA 1991-2020 normal daily high and low. Wet days: at least 0.01 in of rain or melted snow. Muggy days: daily mean dew point 65°F or higher.

Best months to visit Mobile

By our comfort score, the best months are March, April and November.

Comfort score by month (0-100) and its parts, in days per month
MonthScoreComfortableNotable rainHot or cold
Jan 54971
Feb 601160
Mar 681560
Apr 671250
May 55363
Jun 410914
Jul 3601021
Aug 3301022
Sep 390713
Oct 591051
Nov 661660
Dec 55960

Score = 40 × share of comfortable days + 25 × share of days without notable rain + 20 × share of days neither hot (90°F+) nor cold (high 40°F or below) + 15 × daylight. How the score works.

Frost dates in Mobile

The last spring frost typically comes around Feb 21, and the first fall frost around Dec 6, leaving 292 frost-free days in a typical year.

Frost and freeze dates for Mobile
Typical date1 year in 10
Last spring frost (32°F)Feb 21after Mar 15
First fall frost (32°F)Dec 6before Nov 15
Last hard freeze (28°F)Feb 2after Mar 6
First hard freeze (28°F)Dec 30before Nov 30
Frost-free season292 daysunder 257 days

"Typical" is the date with a 50% chance of a later spring frost (or earlier fall frost). Planting after the "1 year in 10" spring date gives a 90% chance of no further frost. The Old Farmer's Almanac publishes 30% dates, which fall between our typical and 1-in-10 dates.

Station: Mobile Downtown Airport (USW00013838), NOAA 1991-2020 freeze probabilities. Frost dates for every city in Alabama.

Hottest and coldest readings, 1991-2020

The highest reading was 102°F (June 4, 2011); the lowest was 17°F (January 7, 2014).

From the temperature station's daily records with NOAA quality flags removed. Not an all-time record.

Near Mobile

Similar climates elsewhere

Where the numbers come from

  • Temperature and frost dates: Mobile Downtown Airport (USW00013838), 4.9 mi SSW of the city center, 26 ft . NOAA normals and daily records, 1991-2020.
  • Rain: Fairhope 2 Ne (USC00012813), 14 mi SE of the city center, 23 ft . NOAA normals and daily records, 1991-2020.
  • Snowfall, snow depth, humidity and wind by hour and cloud cover: Mobile (USW00013894), 12 mi W of the city center, 208 ft (199 ft higher than the city). NOAA normals and daily records, 1991-2020.
  • Daily humidity and wind: Mobile Downtown Airport (722235-13838), 5.6 mi SSW of the city center, 16 ft . Hourly observations, 1991-2020.

Distances from the city center (USGS). Methodology · Report an error