Reading weather by month
What a typical year looks like in Reading, Pennsylvania: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Reading Regional Airport, 5 km from Reading; records cover 1888–2026.
The year at a glance
- Precipitation a year
- 45.2 in1148 mm
- Snow a year
- Rare
- Last spring freeze
- Apr 14
- First fall freeze
- Oct 25
- Heating degree days
- 5,128
- Cooling degree days
- 1,054
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 7°−14° (heating, 99%) and 95°35° (cooling, 1%).
Month by month
Reading in January
Highs average 39°4° and lows 23°−5°, with 3 in75 mm of precipitation in a typical January.
- Record high
- 77°25° (1950)
- Record low
- −14°−26° (1912)
- Heating degree days
- 1060
- Cooling degree days
- 0
Reading in February
Highs average 42°5° and lows 24°−4°, with 2.6 in66 mm of precipitation in a typical February.
- Record high
- 82°28° (2018)
- Record low
- −13°−25° (1899)
- Heating degree days
- 892
- Cooling degree days
- 0
Reading in March
Highs average 51°11° and lows 32°0°, with 3.5 in90 mm of precipitation in a typical March.
- Record high
- 89°32° (1998)
- Record low
- −2°−19° (1984)
- Heating degree days
- 730
- Cooling degree days
- 0
Reading in April
Highs average 63°17° and lows 42°5°, with 3.4 in85 mm of precipitation in a typical April.
- Record high
- 97°36° (1976)
- Record low
- 12°−11° (1923)
- Heating degree days
- 385
- Cooling degree days
- 11
Reading in May
Highs average 74°23° and lows 52°11°, with 3.5 in89 mm of precipitation in a typical May.
- Record high
- 97°36° (1996)
- Record low
- 26°−3° (1978)
- Heating degree days
- 142
- Cooling degree days
- 64
Reading in June
Highs average 82°28° and lows 61°16°, with 4.8 in121 mm of precipitation in a typical June.
- Record high
- 102°39° (1952)
- Record low
- 36°2° (1972)
- Heating degree days
- 17
- Cooling degree days
- 214
Reading in July
Highs average 87°30° and lows 66°19°, with 4.8 in121 mm of precipitation in a typical July.
- Record high
- 106°41° (2011)
- Record low
- 43°6° (1888)
- Heating degree days
- 0
- Cooling degree days
- 346
Reading in August
Highs average 84°29° and lows 64°18°, with 4.5 in114 mm of precipitation in a typical August.
- Record high
- 105°41° (1918)
- Record low
- 39°4° (1888)
- Heating degree days
- 3
- Cooling degree days
- 289
Reading in September
Highs average 77°25° and lows 57°14°, with 4.9 in124 mm of precipitation in a typical September.
- Record high
- 102°39° (1953)
- Record low
- 30°−1° (1974)
- Heating degree days
- 60
- Cooling degree days
- 115
Reading in OctoberThis month
Highs average 65°19° and lows 45°7°, with 3.8 in97 mm of precipitation in a typical October.
- Record high
- 94°34° (1941)
- Record low
- 20°−7° (1969)
- Heating degree days
- 319
- Cooling degree days
- 15
Reading in November
Highs average 54°12° and lows 35°2°, with 3 in77 mm of precipitation in a typical November.
- Record high
- 84°29° (1950)
- Record low
- 8°−13° (1976)
- Heating degree days
- 612
- Cooling degree days
- 0
Reading in December
Highs average 43°6° and lows 28°−2°, with 3.5 in89 mm of precipitation in a typical December.
- Record high
- 77°25° (1984)
- Record low
- −6°−21° (1917)
- Heating degree days
- 908
- Cooling degree days
- 0