Rocky Point climate

Rocky Point Weather in December

NOAA 1991-2020 normals for Mt Sinai, 8.2 km from Rocky Point

Average highs run from 51°F on December 1 to 42°F on December 31, and lows from 36°F to 28°F. Normal precipitation for the month is 4.56 in.

December day by day

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

Normal daily high and low temperature at Rocky Point, 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
32°F
Precipitation
4.56 in
Snowfall
4.5 in
Record high
68°FDec 5, 2001
Record low
3°FDec 28, 2004
Chance of a freeze
100%
Daylight
9 h 27 min to 9 h 17 min
Cloud cover
63%
Humidity
82%
Dew point
33°F
Wind
11.4 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 151°F36°F67°F 200123°F 20075%
Dec 251°F36°F58°F 201519°F 20245%
Dec 350°F36°F66°F 200915°F 20005%
Dec 450°F36°F60°F 200114°F 20025%
Dec 550°F35°F68°F 200118°F 20006%
Dec 649°F35°F63°F 200114°F 20026%
Dec 749°F35°F60°F 200112°F 20026%
Dec 848°F34°F59°F 200416°F 20196%
Dec 948°F34°F58°F 200910°F 20027%
Dec 1048°F34°F60°F 201510°F 20107%
Dec 1147°F34°F62°F 202418°F 20187%
Dec 1247°F33°F67°F 201519°F 20137%
Dec 1347°F33°F67°F 201518°F 20008%
Dec 1447°F33°F62°F 20159°F 20058%
Dec 1546°F32°F62°F 20158°F 20058%
Dec 1646°F32°F58°F 202115°F 20048%
Dec 1746°F32°F61°F 202415°F 20108%
Dec 1845°F31°F63°F 202315°F 20028%
Dec 1945°F31°F57°F 202515°F 20119%
Dec 2045°F31°F60°F 200211°F 20049%
Dec 2144°F31°F62°F 20186°F 20049%
Dec 2244°F30°F61°F 201315°F 20089%
Dec 2344°F30°F65°F 20156°F 20099%
Dec 2444°F30°F64°F 20158°F 20229%
Dec 2543°F30°F65°F 201513°F 19999%
Dec 2643°F29°F57°F 201511°F 20009%
Dec 2743°F29°F62°F 201514°F 20049%
Dec 2843°F29°F56°F 20183°F 200410%
Dec 2943°F29°F59°F 202410°F 201710%
Dec 3042°F28°F58°F 202410°F 201710%
Dec 3142°F28°F56°F 20119°F 201710%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Rocky Point, in percent, and of at least 0.1 inch of snowfall.02468101102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EST).

December 1
sunrise 6:57 AM, sunset 4:24 PM
December 31
sunrise 7:16 AM, sunset 4:33 PM

Every day of December: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00305606 (Mt Sinai), public domain. Records: NOAA GHCN-Daily, station USW00054790, 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.