Sweden Valley weather by month
What a typical year looks like in Sweden Valley, Pennsylvania: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Coudersport 1 SW, 7 km from Sweden Valley; records cover 2000–2026.
The year at a glance
- Precipitation a year
- 44 in1117 mm
- Snow a year
- 72 in182 cm
- Last spring freeze
- May 24
- First fall freeze
- Oct 6
- Heating degree days
- 7,473
- Cooling degree days
- 250
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −9°−23° (heating, 99%) and 89°32° (cooling, 1%).
Month by month
Sweden Valley in January
Highs average 31°−1° and lows 13°−10°, with 2.9 in74 mm of precipitation and 18 in47 cm of snow in a typical January.
- Record high
- 64°18° (2008)
- Record low
- −22°−30° (2005)
- Heating degree days
- 1334
- Cooling degree days
- 0
Sweden Valley in February
Highs average 34°1° and lows 13°−10°, with 2.4 in61 mm of precipitation and 20 in51 cm of snow in a typical February.
- Record high
- 74°23° (2017)
- Record low
- −25°−32° (2015)
- Heating degree days
- 1159
- Cooling degree days
- 0
Sweden Valley in March
Highs average 43°6° and lows 20°−6°, with 3.2 in82 mm of precipitation and 9 in23 cm of snow in a typical March.
- Record high
- 78°26° (2012)
- Record low
- −20°−29° (2015)
- Heating degree days
- 1028
- Cooling degree days
- 0
Sweden Valley in April
Highs average 57°14° and lows 30°−1°, with 3.7 in95 mm of precipitation and 3 in8 cm of snow in a typical April.
- Record high
- 88°31° (2009)
- Record low
- 11°−12° (2003)
- Heating degree days
- 638
- Cooling degree days
- 0
Sweden Valley in May
Highs average 68°20° and lows 41°5°, with 3.8 in96 mm of precipitation and 0.1 in0.3 cm of snow in a typical May.
- Record high
- 93°34° (2006)
- Record low
- 20°−7° (2005)
- Heating degree days
- 330
- Cooling degree days
- 12
Sweden Valley in June
Highs average 76°24° and lows 50°10°, with 4.2 in105 mm of precipitation in a typical June.
- Record high
- 96°36° (2025)
- Record low
- 24°−4° (2003)
- Heating degree days
- 116
- Cooling degree days
- 46
Sweden Valley in July
Highs average 80°26° and lows 54°12°, with 4.7 in120 mm of precipitation in a typical July.
- Record high
- 101°38° (2011)
- Record low
- 34°1° (2003)
- Heating degree days
- 44
- Cooling degree days
- 97
Sweden Valley in August
Highs average 78°26° and lows 53°12°, with 4.1 in103 mm of precipitation in a typical August.
- Record high
- 92°33° (2002)
- Record low
- 34°1° (2003)
- Heating degree days
- 58
- Cooling degree days
- 72
Sweden Valley in September
Highs average 71°22° and lows 47°8°, with 4.2 in105 mm of precipitation in a typical September.
- Record high
- 93°34° (2002)
- Record low
- 31°−1° (2009)
- Heating degree days
- 207
- Cooling degree days
- 21
Sweden Valley in OctoberThis month
Highs average 59°15° and lows 36°2°, with 4 in101 mm of precipitation and 0.7 in1.8 cm of snow in a typical October.
- Record high
- 85°29° (2019)
- Record low
- 9°−13° (2002)
- Heating degree days
- 546
- Cooling degree days
- 2
Sweden Valley in November
Highs average 46°8° and lows 27°−3°, with 3.5 in89 mm of precipitation and 5 in12 cm of snow in a typical November.
- Record high
- 76°24° (2003)
- Record low
- −1°−18° (2018)
- Heating degree days
- 855
- Cooling degree days
- 0
Sweden Valley in December
Highs average 35°2° and lows 20°−7°, with 3.4 in86 mm of precipitation and 15 in39 cm of snow in a typical December.
- Record high
- 67°19° (2012)
- Record low
- −11°−24° (2000)
- Heating degree days
- 1158
- Cooling degree days
- 0