ClimateAverages

Jackson Climate

New Jersey, United States of America · population 54,856 · 589 weather stations within 200 km · records 1750 to 2025

Average annual daytime high
18.0°C
Warmest month · July
30.2°C
Typical daytime high
Coldest month · January
-5.3°C
Typical overnight low

Jackson has an average annual daytime high of 18.0°C, based on the 1951 to 1980 baseline. Its warmest month is July, when highs typically reach 30.2°C, and its coldest is January, with overnight lows near -5.3°C.

Month by month averages

MonthAvg highAvg low
January4.8°C-5.3°CColdest
February6.2°C-4.7°C
March11.0°C-0.4°C
April17.6°C4.5°C
May23.2°C10.0°C
June27.9°C15.1°C
July30.2°C17.8°CWarmest
August29.4°C17.4°C
September25.9°C13.5°C
October19.6°C6.8°C
November13.2°C2.0°C
December6.9°C-3.2°C

Temperature range across the year

-7°3°12°22°32°JanFebMarAprMayJunJulAugSepOctNovDec
Daytime high Overnight low
Hottest year on record
2011
+2.3°C vs. 1951–1980
Coldest year on record
1759
-2.3°C vs. 1951–1980

These figures reflect annual averages, not single-day records. Daily observations are outside this dataset's precision.

Is Jackson getting hotter?

Since 1900, Jackson's average temperature has risen by +1.9°C. Compared to the earliest station records that begin in 1750, warming totals +2.5°C.

11.3°12.0°12.6°13.2°13.8°1951–1980 baseline190019251950197520002025

20-year smoothed annual temperature reconstructed from station anomalies. Dashed line: 1951–1980 baseline.

Best time to visit
April to October

Daytime highs sit within a comfortable 15°C to 26°C range.

FAQ

What is the average temperature in Jackson?

Jackson's average annual daytime high is 18.0°C, based on the 1951 to 1980 baseline period. The warmest month is July, with highs averaging 30.2°C, and the coldest is January, with lows averaging -5.3°C.

What is the warmest month in Jackson?

July is the warmest month in Jackson, with typical daytime highs of 30.2°C.

What is the hottest year on record for Jackson?

2011 is the hottest year on record for Jackson, running +2.3°C above the 1951 to 1980 baseline.

Is Jackson getting hotter?

Yes. Since 1900, Jackson has warmed by roughly +1.9°C.

When is the best time to visit Jackson?

April to October typically offers the most comfortable daytime highs, in the 15°C to 26°C range.

Nearby cities

Baseline period 1951 to 1980. Monthly averages are the mean of station observations weighted by proximity. Warming trend is the 20-year smoothed anomaly against that baseline.