Semmes weather by month
What a typical year looks like in Semmes, Alabama: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Mobile Regional Airport, 12 km from Semmes; records cover 1872–2026.
The year at a glance
- Precipitation a year
- 67.1 in1704 mm
- Snow a year
- 0.2 in0.5 cm
- Last spring freeze
- Feb 29
- First fall freeze
- Nov 23
- Heating degree days
- 1,617
- Cooling degree days
- 2,599
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 25°−4° (heating, 99%) and 97°36° (cooling, 1%).
Month by month
Semmes in January
Highs average 62°16° and lows 41°5°, with 5.7 in144 mm of precipitation in a typical January.
- Record high
- 84°29° (1949)
- Record low
- 3°−16° (1985)
- Heating degree days
- 439
- Cooling degree days
- 8
Semmes in February
Highs average 66°19° and lows 44°7°, with 4.5 in114 mm of precipitation in a typical February.
- Record high
- 85°29° (2023)
- Record low
- −1°−18° (1899)
- Heating degree days
- 296
- Cooling degree days
- 16
Semmes in March
Highs average 72°22° and lows 50°10°, with 5.4 in138 mm of precipitation and 0.1 in0.3 cm of snow in a typical March.
- Record high
- 91°33° (1910)
- Record low
- 21°−6° (1993)
- Heating degree days
- 175
- Cooling degree days
- 47
Semmes in April
Highs average 78°25° and lows 56°13°, with 5.7 in145 mm of precipitation in a typical April.
- Record high
- 94°34° (1987)
- Record low
- 32°0° (1881)
- Heating degree days
- 55
- Cooling degree days
- 112
Semmes in May
Highs average 85°29° and lows 64°18°, with 5.4 in137 mm of precipitation in a typical May.
- Record high
- 100°38° (1951)
- Record low
- 43°6° (1960)
- Heating degree days
- 4
- Cooling degree days
- 294
Semmes in June
Highs average 89°32° and lows 71°22°, with 6.6 in166 mm of precipitation in a typical June.
- Record high
- 103°39° (2011)
- Record low
- 49°9° (1984)
- Heating degree days
- 0
- Cooling degree days
- 453
Semmes in July
Highs average 91°33° and lows 73°23°, with 7.7 in195 mm of precipitation in a typical July.
- Record high
- 104°40° (1952)
- Record low
- 62°17° (1924)
- Heating degree days
- 0
- Cooling degree days
- 527
Semmes in August
Highs average 91°33° and lows 73°23°, with 6.9 in174 mm of precipitation in a typical August.
- Record high
- 106°41° (2023)
- Record low
- 57°14° (1891)
- Heating degree days
- 0
- Cooling degree days
- 522
Semmes in September
Highs average 88°31° and lows 69°20°, with 5.3 in135 mm of precipitation in a typical September.
- Record high
- 103°39° (1925)
- Record low
- 42°6° (1967)
- Heating degree days
- 1
- Cooling degree days
- 395
Semmes in OctoberThis month
Highs average 80°27° and lows 58°15°, with 4 in100 mm of precipitation in a typical October.
- Record high
- 98°37° (2019)
- Record low
- 30°−1° (1993)
- Heating degree days
- 49
- Cooling degree days
- 172
Semmes in November
Highs average 70°21° and lows 48°9°, with 4.6 in117 mm of precipitation in a typical November.
- Record high
- 88°31° (2016)
- Record low
- 22°−6° (1950)
- Heating degree days
- 218
- Cooling degree days
- 37
Semmes in December
Highs average 64°18° and lows 43°6°, with 5.5 in138 mm of precipitation and 0.1 in0.3 cm of snow in a typical December.
- Record high
- 85°29° (2022)
- Record low
- 8°−13° (1983)
- Heating degree days
- 380
- Cooling degree days
- 16