Lempster climate

Lempster Weather in December

NOAA 1991-2020 normals for Mt Sunapee, 15 km from Lempster

Average highs run from 39°F on December 1 to 30°F on December 31, and lows from 24°F to 16°F. Normal precipitation for the month is 4.27 in over about 12 wet days.

December day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Lempster, in °F, with the record for each date.-20020406080151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

December at a glance

Average high
34°F
Average low
20°F
Precipitation
4.27 in
Snowfall
20.6 in
Record high
72°FDec 7, 1998
Record low
-16°FDec 30, 2017
Chance of a freeze
100%
Daylight
9 h 13 min to 9 h 02 min
Cloud cover
67%
Humidity
87%
Dew point
23°F
Wind
5.6 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Dec 139°F24°F62°F 20019°F 201938%11%
Dec 239°F24°F62°F 19988°F 200338%12%
Dec 338°F24°F59°F 20093°F 200338%12%
Dec 438°F24°F65°F 19984°F 200338%13%
Dec 537°F23°F63°F 2001-5°F 202538%13%
Dec 637°F23°F70°F 20018°F 200738%14%
Dec 737°F23°F72°F 19983°F 200738%14%
Dec 836°F22°F51°F 2022-5°F 201938%15%
Dec 936°F22°F47°F 2023-9°F 202538%15%
Dec 1036°F22°F50°F 2015-3°F 200238%15%
Dec 1135°F21°F54°F 20210°F 201638%16%
Dec 1235°F21°F56°F 20155°F 201338%16%
Dec 1335°F21°F52°F 2021-1°F 200538%16%
Dec 1434°F21°F54°F 2006-8°F 200538%16%
Dec 1534°F20°F53°F 2015-8°F 200538%17%
Dec 1634°F20°F55°F 2021-4°F 201638%17%
Dec 1733°F20°F60°F 2021-13°F 201338%17%
Dec 1833°F19°F61°F 2023-3°F 200738%17%
Dec 1933°F19°F55°F 2025-10°F 202038%17%
Dec 2033°F19°F43°F 2011-8°F 201638%17%
Dec 2132°F18°F51°F 2018-9°F 200438%18%
Dec 2232°F18°F54°F 2018-2°F 202438%18%
Dec 2332°F18°F56°F 2004-6°F 202438%18%
Dec 2432°F18°F67°F 20151°F 200038%18%
Dec 2531°F17°F57°F 20201°F 199938%18%
Dec 2631°F17°F47°F 2015-1°F 202538%18%
Dec 2731°F17°F49°F 2016-13°F 201738%18%
Dec 2831°F16°F50°F 2008-8°F 201737%19%
Dec 2930°F16°F46°F 1996-9°F 201737%19%
Dec 3030°F16°F54°F 2024-16°F 201737%19%
Dec 3130°F16°F49°F 2024-16°F 201737%19%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Lempster, in percent, and of at least 0.1 inch of snowfall.0102030401102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EST).

December 1
sunrise 7:01 AM, sunset 4:14 PM
December 31
sunrise 7:21 AM, sunset 4:23 PM

Every day of December: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00275629 (Mt Sunapee), public domain. Records: NOAA GHCN-Daily, station USW00054740, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.