Andalusia weather by month
What a typical year looks like in Andalusia, Pennsylvania: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Philadelphia Franklin Institute, 21 km from Andalusia; records cover 1940–2026.
The year at a glance
- Precipitation a year
- 50.7 in1288 mm
- Snow a year
- 16 in41 cm
- Last spring freeze
- Mar 28
- First fall freeze
- Nov 17
- Heating degree days
- 4,213
- Cooling degree days
- 1,602
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 13°−11° (heating, 99%) and 98°37° (cooling, 1%).
Month by month
Andalusia in January
Highs average 42°5° and lows 28°−2°, with 3.6 in92 mm of precipitation and 6 in16 cm of snow in a typical January.
- Record high
- 74°23° (1950)
- Record low
- −5°−21° (1994)
- Heating degree days
- 939
- Cooling degree days
- 0
Andalusia in February
Highs average 45°7° and lows 30°−1°, with 3.3 in85 mm of precipitation and 4 in10 cm of snow in a typical February.
- Record high
- 78°26° (2018)
- Record low
- 0°−18° (1961)
- Heating degree days
- 777
- Cooling degree days
- 0
Andalusia in March
Highs average 54°12° and lows 36°2°, with 4.5 in115 mm of precipitation and 2 in5.1 cm of snow in a typical March.
- Record high
- 90°32° (1998)
- Record low
- 9°−13° (1943)
- Heating degree days
- 624
- Cooling degree days
- 2
Andalusia in April
Highs average 66°19° and lows 46°8°, with 4 in102 mm of precipitation and 0.1 in0.3 cm of snow in a typical April.
- Record high
- 98°37° (2002)
- Record low
- 18°−8° (1982)
- Heating degree days
- 293
- Cooling degree days
- 26
Andalusia in May
Highs average 76°24° and lows 56°13°, with 4.1 in103 mm of precipitation in a typical May.
- Record high
- 98°37° (1962)
- Record low
- 35°2° (1947)
- Heating degree days
- 81
- Cooling degree days
- 112
Andalusia in June
Highs average 85°29° and lows 66°19°, with 4.8 in121 mm of precipitation in a typical June.
- Record high
- 103°39° (2025)
- Record low
- 48°9° (1945)
- Heating degree days
- 7
- Cooling degree days
- 319
Andalusia in July
Highs average 89°32° and lows 71°22°, with 4.8 in121 mm of precipitation in a typical July.
- Record high
- 107°42° (1966)
- Record low
- 56°13° (1943)
- Heating degree days
- 0
- Cooling degree days
- 476
Andalusia in August
Highs average 87°31° and lows 70°21°, with 5 in126 mm of precipitation in a typical August.
- Record high
- 103°39° (2001)
- Record low
- 50°10° (1982)
- Heating degree days
- 1
- Cooling degree days
- 414
Andalusia in September
Highs average 80°27° and lows 63°17°, with 4.9 in124 mm of precipitation in a typical September.
- Record high
- 102°39° (1983)
- Record low
- 40°4° (1947)
- Heating degree days
- 21
- Cooling degree days
- 216
Andalusia in OctoberThis month
Highs average 68°20° and lows 51°11°, with 4.2 in105 mm of precipitation in a typical October.
- Record high
- 95°35° (2019)
- Record low
- 31°−1° (1940)
- Heating degree days
- 204
- Cooling degree days
- 36
Andalusia in November
Highs average 56°14° and lows 41°5°, with 3.4 in86 mm of precipitation and 0.1 in0.3 cm of snow in a typical November.
- Record high
- 84°29° (1950)
- Record low
- 17°−8° (1976)
- Heating degree days
- 486
- Cooling degree days
- 1
Andalusia in December
Highs average 47°8° and lows 33°1°, with 4.3 in108 mm of precipitation and 4 in9 cm of snow in a typical December.
- Record high
- 74°23° (1984)
- Record low
- 2°−17° (1942)
- Heating degree days
- 780
- Cooling degree days
- 0