Durham climate

Durham Weather in December

NOAA 1991-2020 normals for Portland Kgw-TV, 13.8 km from Durham

Average highs run from 48°F on December 1 to 45°F on December 31, and lows from 39°F to 37°F. Normal precipitation for the month is 7.35 in over about 20 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 Durham, in °F, with the record for each date.020406080151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

December at a glance

Average high
46°F
Average low
37°F
Precipitation
7.35 in
Snowfall
0.9 in
Record high
67°FDec 28, 1998
Record low
10°FDec 8, 2013
Chance of a freeze
88%
Daylight
8 h 58 min to 8 h 47 min
Cloud cover
78%
Humidity
94%
Dew point
37°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 148°F39°F60°F 202129°F 202463%1%
Dec 248°F39°F59°F 202029°F 200963%1%
Dec 348°F39°F59°F 200726°F 201163%1%
Dec 447°F39°F64°F 202323°F 201363%1%
Dec 547°F38°F64°F 202318°F 201363%1%
Dec 647°F38°F58°F 201725°F 201363%2%
Dec 747°F38°F61°F 201514°F 201363%2%
Dec 847°F38°F63°F 201510°F 201364%2%
Dec 946°F38°F61°F 201411°F 200964%2%
Dec 1046°F38°F61°F 201410°F 200964%2%
Dec 1146°F38°F62°F 201412°F 200964%2%
Dec 1246°F37°F61°F 199823°F 201764%2%
Dec 1346°F37°F59°F 201023°F 201164%2%
Dec 1446°F37°F61°F 200223°F 200564%2%
Dec 1546°F37°F59°F 202520°F 200564%2%
Dec 1645°F37°F60°F 202516°F 200864%2%
Dec 1745°F37°F58°F 202418°F 200864%2%
Dec 1845°F37°F59°F 202426°F 200664%2%
Dec 1945°F37°F59°F 202324°F 199864%2%
Dec 2045°F37°F60°F 201917°F 199864%2%
Dec 2145°F37°F61°F 202014°F 199864%2%
Dec 2245°F37°F57°F 199919°F 199864%2%
Dec 2345°F37°F56°F 201417°F 199864%2%
Dec 2445°F37°F61°F 200527°F 199964%3%
Dec 2545°F37°F62°F 199826°F 199964%3%
Dec 2645°F37°F64°F 199824°F 200964%3%
Dec 2745°F37°F62°F 199824°F 202164%3%
Dec 2845°F37°F67°F 199826°F 199964%3%
Dec 2945°F37°F66°F 199824°F 199964%3%
Dec 3045°F37°F58°F 199824°F 201464%3%
Dec 3145°F37°F55°F 200923°F 201464%3%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Durham, in percent, and of at least 0.1 inch of snowfall.0204060801102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (PST).

December 1
sunrise 7:31 AM, sunset 4:29 PM
December 31
sunrise 7:51 AM, sunset 4:38 PM

Every day of December: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00356749 (Portland Kgw-TV), public domain. Records: NOAA GHCN-Daily, station USW00094281, 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.