Boothbay climate

Boothbay Weather in December

NOAA 1991-2020 normals for Westport Island, 6.1 km from Boothbay

Average highs run from 41°F on December 1 to 33°F on December 31, and lows from 27°F to 17°F. Normal precipitation for the month is 5.39 in over about 13 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 Boothbay, in °F, with the record for each date.-20020406080151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

December at a glance

Average high
37°F
Average low
22°F
Precipitation
5.39 in
Snowfall
14.0 in
Record high
66°FDec 7, 1998
Record low
-17°FDec 30, 2017
Chance of a freeze
100%
Daylight
9 h 09 min to 8 h 58 min
Cloud cover
65%
Humidity
87%
Dew point
27°F
Wind
10.5 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 141°F27°F60°F 201412°F 201243%12%
Dec 241°F27°F54°F 199811°F 200243%13%
Dec 341°F26°F65°F 200910°F 200043%13%
Dec 440°F26°F63°F 19988°F 200243%14%
Dec 540°F26°F60°F 20012°F 202543%14%
Dec 640°F25°F65°F 20017°F 202543%15%
Dec 739°F25°F66°F 19982°F 200743%15%
Dec 839°F24°F51°F 20221°F 201942%16%
Dec 939°F24°F54°F 2019-3°F 202542%16%
Dec 1038°F24°F59°F 20251°F 200342%17%
Dec 1138°F23°F59°F 20212°F 200742%17%
Dec 1238°F23°F60°F 20214°F 201342%17%
Dec 1338°F23°F54°F 20102°F 201842%18%
Dec 1437°F22°F55°F 20190°F 201342%18%
Dec 1537°F22°F56°F 2008-2°F 200542%19%
Dec 1637°F22°F54°F 2008-7°F 201643%19%
Dec 1736°F21°F58°F 2024-12°F 201343%19%
Dec 1836°F21°F52°F 20152°F 201343%20%
Dec 1936°F21°F56°F 2025-2°F 201643%20%
Dec 2036°F20°F53°F 2002-4°F 201643%20%
Dec 2135°F20°F56°F 2018-3°F 200843%21%
Dec 2235°F20°F53°F 20181°F 200743%21%
Dec 2335°F19°F55°F 2022-8°F 200843%21%
Dec 2435°F19°F54°F 20034°F 200043%22%
Dec 2534°F19°F57°F 20152°F 201743%22%
Dec 2634°F19°F51°F 2015-2°F 201743%22%
Dec 2734°F18°F54°F 2016-11°F 201743%23%
Dec 2834°F18°F52°F 2008-5°F 201743%23%
Dec 2934°F18°F50°F 2003-16°F 201743%23%
Dec 3033°F17°F53°F 2024-17°F 201743%24%
Dec 3133°F17°F52°F 2022-13°F 201743%24%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Boothbay, in percent, and of at least 0.1 inch of snowfall.010203040501102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EST).

December 1
sunrise 6:53 AM, sunset 4:02 PM
December 31
sunrise 7:13 AM, sunset 4:11 PM

Every day of December: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00179547 (Westport Island), public domain. Records: NOAA GHCN-Daily, station USW00094623, 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.