Rosedale climate

Rosedale Weather in December

NOAA 1991-2020 normals for Rockville, 15.9 km from Rosedale

Average highs run from 45°F on December 1 to 36°F on December 31, and lows from 26°F to 19°F. Normal precipitation for the month is 3.25 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 Rosedale, in °F, with the record for each date.-20020406080151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

December at a glance

Average high
40°F
Average low
22°F
Precipitation
3.25 in
Snowfall
3.6 in
Record high
73°FDec 6, 1998
Record low
-11°FDec 25, 2000
Chance of a freeze
100%
Daylight
9 h 34 min to 9 h 25 min
Cloud cover
71%
Humidity
85%
Dew point
27°F
Wind
10.7 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 145°F26°F62°F 201211°F 200228%3%
Dec 245°F26°F64°F 201214°F 200528%4%
Dec 344°F26°F72°F 201215°F 200628%4%
Dec 444°F25°F69°F 199812°F 200628%4%
Dec 543°F25°F67°F 19989°F 202528%4%
Dec 643°F25°F73°F 19989°F 201028%4%
Dec 743°F25°F61°F 20042°F 201328%4%
Dec 842°F24°F60°F 20241°F 201028%5%
Dec 942°F24°F63°F 20231°F 201029%5%
Dec 1041°F24°F68°F 20218°F 201329%5%
Dec 1141°F23°F68°F 20217°F 201329%5%
Dec 1241°F23°F70°F 2015-1°F 201329%5%
Dec 1340°F23°F67°F 20157°F 201029%5%
Dec 1440°F23°F68°F 2015-3°F 202528%6%
Dec 1540°F22°F64°F 2021-10°F 202528%6%
Dec 1639°F22°F62°F 202113°F 200928%6%
Dec 1739°F22°F60°F 2006-5°F 200028%6%
Dec 1839°F22°F59°F 2002-5°F 200028%6%
Dec 1939°F21°F56°F 20021°F 201628%6%
Dec 2038°F21°F60°F 2013-9°F 200028%6%
Dec 2138°F21°F55°F 2015-2°F 200028%6%
Dec 2238°F21°F56°F 2006-6°F 200028%6%
Dec 2338°F20°F64°F 2015-7°F 202228%7%
Dec 2437°F20°F65°F 2021-10°F 200428%7%
Dec 2537°F20°F66°F 2021-11°F 200028%7%
Dec 2637°F20°F67°F 2019-1°F 200027%7%
Dec 2737°F20°F69°F 2008-5°F 200427%7%
Dec 2837°F19°F68°F 2025-7°F 200027%7%
Dec 2936°F19°F62°F 20198°F 196127%7%
Dec 3036°F19°F58°F 20021°F 201227%7%
Dec 3136°F19°F62°F 2006-1°F 201727%7%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Rosedale, in percent, and of at least 0.1 inch of snowfall.01020301102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EST).

December 1
sunrise 7:51 AM, sunset 5:25 PM
December 31
sunrise 8:10 AM, sunset 5:35 PM

Every day of December: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00127522 (Rockville), public domain. Records: NOAA GHCN-Daily, station USW00003868, 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.