New Philadelphia weather by month
What a typical year looks like in New Philadelphia, Ohio: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Dennison Water Works, 12 km from New Philadelphia; records cover 1909–2026.
The year at a glance
- Precipitation a year
- 42.4 in1076 mm
- Snow a year
- Rare
- Last spring freeze
- May 4
- First fall freeze
- Oct 17
- Heating degree days
- 5,821
- Cooling degree days
- 775
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −1°−18° (heating, 99%) and 94°34° (cooling, 1%).
Month by month
New Philadelphia in January
Highs average 36°2° and lows 20°−7°, with 3.1 in80 mm of precipitation in a typical January.
- Record high
- 75°24° (1950)
- Record low
- −33°−36° (1994)
- Heating degree days
- 1158
- Cooling degree days
- 0
New Philadelphia in February
Highs average 40°4° and lows 21°−6°, with 2.5 in64 mm of precipitation in a typical February.
- Record high
- 78°26° (2000)
- Record low
- −22°−30° (1934)
- Heating degree days
- 966
- Cooling degree days
- 0
New Philadelphia in March
Highs average 50°10° and lows 28°−2°, with 3.5 in90 mm of precipitation in a typical March.
- Record high
- 86°30° (1998)
- Record low
- −11°−24° (1943)
- Heating degree days
- 808
- Cooling degree days
- 1
New Philadelphia in April
Highs average 63°17° and lows 38°3°, with 3.9 in99 mm of precipitation in a typical April.
- Record high
- 93°34° (1915)
- Record low
- 5°−15° (1923)
- Heating degree days
- 452
- Cooling degree days
- 6
New Philadelphia in May
Highs average 73°23° and lows 48°9°, with 3.8 in96 mm of precipitation in a typical May.
- Record high
- 99°37° (1911)
- Record low
- 18°−8° (1927)
- Heating degree days
- 189
- Cooling degree days
- 56
New Philadelphia in June
Highs average 81°27° and lows 57°14°, with 4.4 in113 mm of precipitation in a typical June.
- Record high
- 101°38° (1913)
- Record low
- 30°−1° (1915)
- Heating degree days
- 36
- Cooling degree days
- 158
New Philadelphia in July
Highs average 85°29° and lows 61°16°, with 4.1 in105 mm of precipitation in a typical July.
- Record high
- 105°41° (1911)
- Record low
- 38°3° (1930)
- Heating degree days
- 4
- Cooling degree days
- 255
New Philadelphia in August
Highs average 83°29° and lows 59°15°, with 4.1 in103 mm of precipitation in a typical August.
- Record high
- 105°41° (1918)
- Record low
- 33°1° (1997)
- Heating degree days
- 12
- Cooling degree days
- 208
New Philadelphia in September
Highs average 77°25° and lows 52°11°, with 3.4 in86 mm of precipitation in a typical September.
- Record high
- 101°38° (1953)
- Record low
- 26°−3° (1942)
- Heating degree days
- 105
- Cooling degree days
- 81
New Philadelphia in OctoberThis month
Highs average 64°18° and lows 41°5°, with 3.3 in83 mm of precipitation in a typical October.
- Record high
- 93°34° (1919)
- Record low
- 11°−12° (1997)
- Heating degree days
- 398
- Cooling degree days
- 10
New Philadelphia in November
Highs average 51°11° and lows 32°0°, with 3.1 in79 mm of precipitation in a typical November.
- Record high
- 82°28° (1948)
- Record low
- −9°−23° (1958)
- Heating degree days
- 696
- Cooling degree days
- 0
New Philadelphia in December
Highs average 41°5° and lows 25°−4°, with 3.1 in79 mm of precipitation in a typical December.
- Record high
- 72°22° (1998)
- Record low
- −24°−31° (1989)
- Heating degree days
- 997
- Cooling degree days
- 0