Hancock weather by month
What a typical year looks like in Hancock, New Hampshire: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Jaffrey Municipal Airport Silver Ranch, 19 km from Hancock; records cover 1997–2026.
The year at a glance
- Precipitation a year
- 46.4 in1179 mm
- Snow a year
- Rare
- Last spring freeze
- May 13
- First fall freeze
- Oct 6
- Heating degree days
- 7,172
- Cooling degree days
- 424
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −7°−22° (heating, 99%) and 90°32° (cooling, 1%).
Month by month
Hancock in January
Highs average 31°0° and lows 13°−10°, with 3 in77 mm of precipitation in a typical January.
- Record high
- 64°18° (2007)
- Record low
- −22°−30° (2009)
- Heating degree days
- 1324
- Cooling degree days
- 0
Hancock in February
Highs average 34°1° and lows 14°−10°, with 3 in76 mm of precipitation in a typical February.
- Record high
- 71°22° (2018)
- Record low
- −20°−29° (2003)
- Heating degree days
- 1141
- Cooling degree days
- 0
Hancock in March
Highs average 42°6° and lows 23°−5°, with 3.9 in98 mm of precipitation in a typical March.
- Record high
- 84°29° (1998)
- Record low
- −11°−24° (2003)
- Heating degree days
- 1012
- Cooling degree days
- 0
Hancock in April
Highs average 55°13° and lows 33°1°, with 3.8 in96 mm of precipitation in a typical April.
- Record high
- 90°32° (2009)
- Record low
- 4°−16° (2016)
- Heating degree days
- 624
- Cooling degree days
- 2
Hancock in May
Highs average 67°19° and lows 44°7°, with 3.6 in92 mm of precipitation in a typical May.
- Record high
- 92°33° (2010)
- Record low
- 25°−4° (2008)
- Heating degree days
- 310
- Cooling degree days
- 15
Hancock in June
Highs average 75°24° and lows 54°12°, with 4.5 in114 mm of precipitation in a typical June.
- Record high
- 97°36° (2025)
- Record low
- 35°2° (2001)
- Heating degree days
- 87
- Cooling degree days
- 75
Hancock in July
Highs average 81°27° and lows 59°15°, with 4 in102 mm of precipitation in a typical July.
- Record high
- 96°36° (2018)
- Record low
- 43°6° (2001)
- Heating degree days
- 16
- Cooling degree days
- 165
Hancock in August
Highs average 79°26° and lows 57°14°, with 3.9 in98 mm of precipitation in a typical August.
- Record high
- 94°34° (2001)
- Record low
- 39°4° (2007)
- Heating degree days
- 32
- Cooling degree days
- 128
Hancock in September
Highs average 71°22° and lows 50°10°, with 4.3 in110 mm of precipitation in a typical September.
- Record high
- 92°33° (2010)
- Record low
- 26°−3° (2000)
- Heating degree days
- 178
- Cooling degree days
- 37
Hancock in OctoberThis month
Highs average 59°15° and lows 39°4°, with 4.8 in121 mm of precipitation in a typical October.
- Record high
- 85°29° (2023)
- Record low
- 12°−11° (2020)
- Heating degree days
- 506
- Cooling degree days
- 2
Hancock in November
Highs average 47°8° and lows 30°−1°, with 3.5 in89 mm of precipitation in a typical November.
- Record high
- 75°24° (2024)
- Record low
- −1°−18° (2018)
- Heating degree days
- 806
- Cooling degree days
- 0
Hancock in December
Highs average 36°2° and lows 20°−6°, with 4.1 in105 mm of precipitation in a typical December.
- Record high
- 68°20° (1998)
- Record low
- −16°−27° (2013)
- Heating degree days
- 1136
- Cooling degree days
- 0