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Trenton State College, NJ Climate

Temperature, precipitation, and comfort score from NOAA NCEI 1991-2020 normals →

30-year climate normals from 1 weather station (1991-2020).

Trenton State College, New Jersey has an average annual temperature of 53°F and a climate comfort score of 67/100 (Good). Annual precipitation totals 47.4". Based on NOAA 30-year normals (1991–2020).

Avg Temperature

53°F (12°C)

Avg High

64°F

Avg Low

43°F

Annual Precip

47.4"

Comfort Score

67/100

Good

Climate Comfort Score

67/100

Good

Avg Annual Temperature

53°F

30-year mean (NOAA NCEI)

Annual Precipitation

47.4"

Liquid-equivalent total

Comfort score vs national 100-point ceiling (Trenton State College) 67.0%
National median (≈55)

PlainClimate composite — temperature mildness, humidity, precipitation, extreme-weather frequency. Good for the Trenton State College area.

Warming context for Trenton State College

Methodology

How the U.S. land temperature anomaly tracks against the global mean since 1900. The current NOAA 1991-2020 normal for Trenton State College captures average conditions across the spread shown — the most recent decade is warmer than the 30-year mean.

Warming context — U.S. vs global, with Paris reference lines Anomaly chart from 1900 to 2024. Local series shows warming of 0.11 °C per decade versus a global rate of 0.11 °C per decade (ratio 1.00). Paris Agreement thresholds at 1.5 and 2.0 °C are dashed. -1.0°C -0.5°C +0.0°C +0.5°C +1.0°C +1.5°C +2.0°C +2.5°C Paris 1.5°C Paris 2.0°C 1900192019401960198020002020
  • United States land mean (NOAA NCEI) +0.11 °C/decade
  • Global anomaly (NASA GISTEMP) +0.11 °C/decade
  • Paris Agreement thresholds 1.5°C / 2.0°C
Sources: NOAA NCEI, NASA GISTEMP. Paris thresholds per IPCC AR6 WG1.

Monthly Temperatures

Average daily high and low temperatures by month

Month Avg High Avg Low Mean
January 40°F (4°C) 23°F (-5°C) 31°F (0°C)
February 43°F (6°C) 24°F (-5°C) 33°F (1°C)
March 51°F (11°C) 31°F (-1°C) 41°F (5°C)
April 63°F (17°C) 41°F (5°C) 52°F (11°C)
May 73°F (23°C) 50°F (10°C) 61°F (16°C)
June 82°F (28°C) 59°F (15°C) 71°F (21°C)
July 87°F (30°C) 65°F (18°C) 76°F (24°C)
August 84°F (29°C) 63°F (17°C) 74°F (23°C)
September 78°F (25°C) 56°F (13°C) 67°F (19°C)
October 66°F (19°C) 44°F (7°C) 55°F (13°C)
November 55°F (13°C) 35°F (1°C) 45°F (7°C)
December 45°F (7°C) 26°F (-3°C) 35°F (2°C)

Monthly Precipitation

Average monthly rainfall

January 3.6"

9.9 days with precipitation

February 2.8"

8.8 days with precipitation

March 4.4"

12.1 days with precipitation

April 3.6"

9.8 days with precipitation

May 3.5"

10.5 days with precipitation

June 4.7"

9.7 days with precipitation

July 4.8"

9.5 days with precipitation

August 4.3"

9.5 days with precipitation

September 4.1"

9.1 days with precipitation

October 4.0"

8.0 days with precipitation

November 3.2"

8.4 days with precipitation

December 4.3"

10.1 days with precipitation

Frost Dates & Growing Season

First Fall Freeze

October 28

50% probability date

Last Spring Freeze

April 17

50% probability date

Heating & Cooling Degree Days

Annual totals indicate energy demand for heating and cooling

Heating Degree Days

5,170

Higher = more heating needed

Cooling Degree Days

977

Higher = more cooling needed

Warmest Month

July

Coldest Month

January

Related Data

Climate Guides

Climate Insight: Trenton State College, NJ

The NOAA 1991–2020 climate normals describe Trenton State College, New Jersey as a location with an annual average temperature of 53°F, ranging from a mean daily high of 64°F to a mean daily low of 43°F. July is typically the warmest month of the year, while January is the coldest. These thirty-year averages, computed from station USC00288880, smooth out year-to-year variability and give a baseline expectation for typical conditions in any given month.

Precipitation patterns matter as much as temperature for anyone planning to live, garden, or travel here. Trenton State College receives roughly 47.4 inches of precipitation each year, predominantly as rainfall. Growing-season length varies with elevation and microclimate, with the last spring freeze near April 17 and the first fall freeze near October 28. For energy use, 5,170 heating degree days and 977 cooling degree days tell the story of how often furnaces and air conditioners run during a normal year.

On PlainClimate's composite comfort index, Trenton State College scores 67/100 (Good), a blended measure that weighs temperature mildness, precipitation moderation, and extreme-weather frequency against one another. Use the monthly tables above to plan around specific windows — shoulder seasons for mild highs and lows, peak summer for July-driven heat, or deep winter for January-driven cold. All figures here are thirty-year averages: any single year may run warmer, wetter, drier, or cooler than the normal, so treat them as planning guidance rather than forecasts.

Frequently Asked Questions

What is the average temperature in Trenton State College, NJ?
The average annual temperature in Trenton State College, New Jersey is 53°F. The warmest month averages 87°F (30°C) and the coldest averages 23°F (-5°C).
How much rain does Trenton State College get?
Trenton State College receives 47.4 inches of precipitation annually. Based on NOAA 30-year climate normals (1991-2020).
What is the comfort score for Trenton State College?
Trenton State College has a climate comfort score of 67/100 (Good). This score considers temperature mildness, humidity, precipitation, and extreme weather frequency.
When is the growing season in Trenton State College?
Growing season data is not available for Trenton State College.
How much energy does heating and cooling require in Trenton State College?
Trenton State College has 5,170 heating degree days and 977 cooling degree days annually. Higher heating degree days indicate greater winter energy demand, while higher cooling degree days indicate greater summer cooling needs.
Where does this Trenton State College climate data come from?
All climate data comes from NOAA U.S. Climate Normals v1.0.1, covering the 30-year period from 1991 to 2020. Data is collected from weather station USC00288880. These 30-year averages are the standard reference for typical weather conditions.

Data Sources

Data source: NOAA U.S. Climate Normals v1.0.1 (1991-2020). Station: USC00288880. For informational purposes only.

Related

Data sourced from official public datasets. See our methodology for details. Retrieved and formatted by PlainClimate Editorial