Princeton, New Jersey, United States Climate

Weather: 16.27°C/61.29°F, Wind SW at 0.89 km/h, 37% Humidity, 0% Chance of rain

United States
(Photo by Khürt Williams on Unsplash)
Contents

Princeton Climate Summary

Located at an elevation of None meters (0 feet) above sea level, Princeton has a Humid subtropical, no dry season climate (Classification: Cfa). The district’s yearly temperature is 14.53ºC (58.15ºF) and it is 1.89% higher than United States’s averages. Princeton typically receives about 27.24 millimeters (1.07 inches) of precipitation and has 41.9 rainy days (11.48% of the time) annually.

CountryUnited States
CityNew Jersey
Longitude-74.6672226
Latitude40.3572976
Attitude/ElevationNonem (0ft)
Local timeFriday 19:38
Annual high temperature17.33ºC (63.19ºF)
Annual low temperature9.98ºC (49.96ºF)
Average annual precip.27.24mm (1.07in)
Warmest monthJuly (31.55ºC / 88.79ºF)
Coldest MonthJanuary (-2.27ºC / 27.91ºF)
Wettest MonthAugust (43.73mm / 1.72in)
Driest MonthJanuary (14.95mm / 0.59in)
Number of days with rainfall (≥ 1.0 mm)41.9 days (11.48%)
Days with no rain323.1 days (88.52%)
Humidity67.17%

Climate Princeton: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)17.0(62.6)24.0(75.2)23.0(73.4)29.0(84.2)34.0(93.2)38.0(100.4)40.0(104.0)36.0(96.8)36.0(96.8)32.0(89.6)24.0(75.2)16.0(60.8)40.0(104.0)
Average high °C (°F)3.72(38.7)6.94(44.49)9.3(48.74)15.07(59.13)22.12(71.82)27.56(81.61)31.55(88.79)29.6(85.28)25.97(78.75)18.98(66.16)11.04(51.87)6.15(43.07)17.33(63.19)
Daily mean °C (°F)1.42(34.56)4.33(39.79)6.46(43.63)12.13(53.83)18.98(66.16)24.32(75.78)28.48(83.26)26.71(80.08)22.84(73.11)16.25(61.25)8.4(47.12)3.99(39.18)14.53(58.15)
Average low °C (°F)-2.27(27.91)0.31(32.56)2.03(35.65)7.04(44.67)13.3(55.94)18.64(65.55)22.87(73.17)21.96(71.53)18.44(65.19)12.06(53.71)4.7(40.46)0.74(33.33)9.98(49.96)
Record low °C (°F)-15.0(5.0)-15.0(5.0)-9.0(15.8)-1.0(30.2)3.0(37.4)10.0(50.0)18.0(64.4)16.0(60.8)10.0(50.0)0.0(0)-6.0(21.2)-9.0(15.8)-15.0(5.0)
Average precipitation mm (inches)14.95(0.59)20.95(0.82)23.58(0.93)20.81(0.82)28.95(1.14)29.5(1.16)39.43(1.55)43.73(1.72)23.98(0.94)20.96(0.83)24.12(0.95)35.92(1.41)27.24(1.07)
Average precipitation days (≥ 1.0 mm)2.183.092.912.914.454.645.05.363.272.912.272.913.49
Average relative humidity (%)65.9768.0665.2562.6667.4865.065.6668.4369.069.4766.3372.7767.17
Mean monthly sunshine hours7.688.469.439.5512.4813.0113.5510.889.919.147.026.259.78

Climate Graph

The chart below shows the mean monthly temperature and precipitation of Princeton in recent years.

Princeton

Princeton Temperature by Month

July
28.48°C | 83.26°F
August
26.71°C | 80.08°F
June
24.32°C | 75.78°F
September
22.84°C | 73.11°F
May
18.98°C | 66.16°F
October
16.25°C | 61.25°F
April
12.13°C | 53.83°F
November
8.4°C | 47.12°F
March
6.46°C | 43.63°F
February
4.33°C | 39.79°F
December
3.99°C | 39.18°F
January
1.42°C | 34.56°F

Historical Data

Summary
  • 2020
  • 2019
  • 2018
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
TemperatureMaxAverageMin
Max Temperature36.0°C (96.8°F)31.35°C (88.43°F)25.0°C (77.0°F)
Avg Temperature31.0°C (87.8°F)28.06°C (82.51°F)24.0°C (75.2°F)
Min Temperature27.0°C (80.6°F)23.1°C (73.58°F)18.0°C (64.4°F)
Dew PointMaxAverageMin
Dew Point22.0°C (71.6°F)20.03°C (68.05°F)16.0°C (60.8°F)
PrecipitationMaxAverageMinSum
Precipitation13.2mm | 0.52in3.12mm | 0.12in0.0mm | 0in96.6mm | 3.8in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind14.0kmh | 8.7mph9.13kmh | 5.67mph5.0kmh | 3.11mph
Gust Wind22.0kmh | 13.67mph13.26kmh | 8.24mph7.0kmh | 4.35mph
Sea Level PressureMaxAverageMin
Sea Level Pressure13.2mb3.12mb0.0mb
Princeton

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
July° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2020-07-0125 | 77.019 | 66.2745 | 3.1129.83 | 10109.0 | 0.35
2020-07-0228 | 82.418 | 64.4658 | 4.9729.83 | 10100.0 | 0.0
2020-07-0329 | 84.219 | 66.2649 | 5.5929.83 | 10100.1 | 0.0
2020-07-0426 | 78.820 | 68.0758 | 4.9729.88 | 10127.0 | 0.28
2020-07-0529 | 84.218 | 64.4626 | 3.7329.94 | 10140.0 | 0.0
2020-07-0631 | 87.818 | 64.4556 | 3.7330.0 | 10160.7 | 0.03
2020-07-0729 | 84.221 | 69.8707 | 4.3530.0 | 101611.5 | 0.45
2020-07-0828 | 82.421 | 69.87511 | 6.8429.97 | 10157.5 | 0.3
2020-07-0929 | 84.221 | 69.8729 | 5.5929.97 | 10150.4 | 0.02
2020-07-1024 | 75.222 | 71.68813 | 8.0829.88 | 10122.8 | 0.11
2020-07-1128 | 82.422 | 71.67614 | 8.729.71 | 10064.0 | 0.16
2020-07-1227 | 80.619 | 66.26613 | 8.0829.77 | 10080.0 | 0.0
2020-07-1325 | 77.019 | 66.2736 | 3.7329.8 | 10093.1 | 0.12
2020-07-1425 | 77.016 | 60.86312 | 7.4629.91 | 10130.0 | 0.0
2020-07-1526 | 78.818 | 64.4709 | 5.5930.06 | 10180.0 | 0.0
2020-07-1625 | 77.018 | 64.47413 | 8.0830.24 | 10240.0 | 0.0
2020-07-1726 | 78.821 | 69.88111 | 6.8430.09 | 10194.6 | 0.18
2020-07-1830 | 86.022 | 71.6675 | 3.1130.03 | 10173.2 | 0.13
2020-07-1931 | 87.820 | 68.0588 | 4.9729.97 | 10150.0 | 0.0
2020-07-2031 | 87.822 | 71.66513 | 8.0829.88 | 10120.1 | 0.0
2020-07-2128 | 82.419 | 66.2598 | 4.9730.0 | 10160.0 | 0.0
2020-07-2231 | 87.822 | 71.6677 | 4.3529.97 | 10153.6 | 0.14
2020-07-2327 | 80.621 | 69.8749 | 5.5929.97 | 101513.2 | 0.52
2020-07-2430 | 86.022 | 71.6696 | 3.7330.0 | 10162.2 | 0.09
2020-07-2529 | 84.222 | 71.6726 | 3.7330.06 | 10187.7 | 0.3
2020-07-2630 | 86.021 | 69.86811 | 6.8430.0 | 10160.3 | 0.01
2020-07-2730 | 86.020 | 68.05812 | 7.4629.85 | 10110.0 | 0.0
2020-07-2830 | 86.021 | 69.86413 | 8.0829.8 | 10092.0 | 0.08
2020-07-2929 | 84.220 | 68.06211 | 6.8429.88 | 10121.5 | 0.06
2020-07-3029 | 84.219 | 66.2619 | 5.5929.88 | 10120.0 | 0.0
2020-07-3125 | 77.020 | 68.0745 | 3.1129.83 | 101012.1 | 0.48

Princeton 3 Year Historical Weather Data

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