Holliston climate

Holliston Weather in December

NOAA 1991-2020 normals for West Medway, 7.5 km from Holliston

Average highs run from 47°F on December 1 to 40°F on December 31, and lows from 27°F to 19°F. Normal precipitation for the month is 4.65 in over about 9 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 Holliston, in °F, with the record for each date.-20020406080151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

December at a glance

Average high
43°F
Average low
23°F
Precipitation
4.65 in
Snowfall
10.2 in
Record high
77°FDec 7, 1998
Record low
-7°FDec 31, 2017
Chance of a freeze
100%
Daylight
9 h 20 min to 9 h 09 min
Cloud cover
63%
Humidity
85%
Dew point
29°F
Wind
6.5 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 147°F27°F72°F 200117°F 200731%8%
Dec 247°F26°F64°F 199811°F 199931%8%
Dec 347°F26°F70°F 20097°F 200031%8%
Dec 446°F26°F70°F 19988°F 200031%9%
Dec 546°F26°F68°F 20019°F 200031%9%
Dec 646°F25°F73°F 20014°F 200231%9%
Dec 746°F25°F77°F 19980°F 200231%9%
Dec 845°F25°F58°F 20227°F 200331%9%
Dec 945°F25°F62°F 2019-1°F 200331%10%
Dec 1045°F24°F64°F 20191°F 200031%10%
Dec 1144°F24°F67°F 20216°F 201631%10%
Dec 1244°F24°F64°F 20219°F 201331%10%
Dec 1344°F24°F63°F 20207°F 200032%10%
Dec 1444°F23°F63°F 20190°F 200532%11%
Dec 1543°F23°F64°F 2015-5°F 200532%11%
Dec 1643°F23°F62°F 20214°F 201632%11%
Dec 1743°F23°F66°F 2000-2°F 201332%12%
Dec 1843°F22°F66°F 2023-5°F 200732%12%
Dec 1942°F22°F60°F 20254°F 202032%12%
Dec 2042°F22°F61°F 20025°F 200432%13%
Dec 2142°F22°F67°F 20184°F 200432%13%
Dec 2242°F21°F67°F 20138°F 202432%13%
Dec 2341°F21°F61°F 2004-1°F 200932%13%
Dec 2441°F21°F70°F 20159°F 199832%14%
Dec 2541°F21°F67°F 20155°F 199831%14%
Dec 2641°F21°F56°F 20152°F 201731%14%
Dec 2741°F20°F59°F 2011-1°F 201731%14%
Dec 2840°F20°F61°F 2008-1°F 200431%15%
Dec 2940°F20°F58°F 2022-5°F 201731%15%
Dec 3040°F20°F66°F 2022-3°F 201732%15%
Dec 3140°F19°F57°F 2022-7°F 201732%16%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Holliston, 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 6:55 AM, sunset 4:15 PM
December 31
sunrise 7:14 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 USC00199316 (West Medway), public domain. Records: NOAA GHCN-Daily, station USW00054704, 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.