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Weather on December 21

Jersey City, NJ

55 Years of Data

Avg High
42°F
Avg Low
30°F
Warmest
2013
58°F avg
Coldest
1980
12°F avg

About This Date

December 21st in Jersey City, NJ typically brings chilly winter weather, with average highs around 42°F and lows near 30°F. Over 55 years of records, the warmest December 21st was in 2013 (58°F average), while the coldest was 1980 (12°F) — a 46°F range across recorded history. Precipitation has occurred on 31% of recorded December 21st dates, with snow falling 5% of the time (heaviest snowfall: 1.8"). The last decade has been 1.6°F warmer on this date compared to 20-30 years ago.

The last decade has been 1.6°F warmer on this date compared to 20-30 years ago.

Planning for December 21st in Jersey City, NJ? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.

Warming Trend
1.4°F per decade on this date
YearHighLowAvgPrecipSnow
202546°29°37°
202433°19°26°0.38"1.8"
202348°32°40°
202242°30°36°
202143°31°37°
202046°37°42°
201935°23°29°
201861°47°54°4.09"
201739°32°36°
201640°30°35°
201556°39°47°
201436°31°34°
2013warmest65°51°58°0.03"
201256°36°46°1.78"
201162°42°52°0.28"
201038°28°33°
200936°28°32°
200837°25°31°1.47"0.2"
200739°36°37°
200654°38°46°
200533°24°29°
200437°12°25°
200339°25°32°
200246°38°42°
200141°34°37°
200033°22°27°
199950°36°43°0.03"
199852°46°49°
199739°29°34°
199659°18°38°
199521°17°19°0.15"1"
199444°31°37°
199346°36°41°1.78"
199236°28°32°
199144°33°39°
199059°45°52°0.76"
198920°14°
198850°40°45°0.2"
198742°34°38°
198637°30°34°
198526°18°22°0.05"
198439°30°35°1.22"
198330°19°
198240°34°37°
198133°20°26°
1980coldest17°12°
197934°19°26°
197842°34°38°1.07"
197750°35°43°1.75"
197645°16°30°
197527°22°24°
197441°36°38°
197355°25°40°5.84"
197240°34°37°0.69"
197152°41°46°
55 years of data from JERSEY CITY

Jersey City, NJ Temperature Range by Month

Average monthly highs and lows. The shaded band shows the typical daily temperature range.

10°30°50°70°90°JFMAMJJASOND
Avg high Avg low

Jersey City, NJ Monthly Precipitation

Average rainfall and snowfall per month, in inches.

0"7"14"JFMAMJJASOND3.1"0"
Rain (in) Snow (in)

Jersey City, NJ Daily Temperature Calendar

Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.

151015202531JanFebMarAprMayJunJulAugSepOctNovDec
Cooler
Hotter
20°40°60°80°100°

Best Time to Visit Jersey City, NJ

Jersey City, NJ has no months that meet our "pleasant" threshold — every season has tradeoffs.

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Pleasant (65-82°F, ≤2.5" rain) Mild Less ideal

Browse Weather History

Weather data provided by NOAA Climate Data Online. Not for critical planning.

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