Princeton climate

Princeton Weather in March

NOAA 1991-2020 normals for Smithfield, 17.5 km from Princeton

Average highs run from 60°F on March 1 to 69°F on March 31, and lows from 36°F to 43°F. Normal precipitation for the month is 4.01 in over about 11 wet days.

March day by day

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

Normal daily high and low temperature at Princeton, in °F, with the record for each date.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

March at a glance

Average high
65°F
Average low
39°F
Precipitation
4.01 in
Record high
88°FMar 12, 2026
Record low
18°FMar 4, 2014
Chance of a freeze
92%
Daylight
11 h 26 min to 12 h 32 min
Cloud cover
57%
Humidity
80%
Dew point
44°F
Wind
10.3 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
Mar 160°F36°F81°F 201125°F 202035%0%
Mar 260°F36°F80°F 201225°F 202035%0%
Mar 361°F36°F74°F 202225°F 202535%0%
Mar 461°F37°F81°F 202218°F 201435%0%
Mar 561°F37°F80°F 202218°F 201435%0%
Mar 662°F37°F77°F 202624°F 201535%0%
Mar 762°F37°F80°F 202222°F 201535%0%
Mar 862°F38°F81°F 202623°F 201535%0%
Mar 962°F38°F80°F 202227°F 201835%0%
Mar 1063°F38°F80°F 202227°F 201835%0%
Mar 1163°F38°F84°F 202630°F 201334%0%
Mar 1263°F38°F88°F 202625°F 202234%0%
Mar 1363°F39°F80°F 202526°F 202234%0%
Mar 1464°F39°F82°F 202426°F 201434%0%
Mar 1564°F39°F82°F 201225°F 201734%0%
Mar 1664°F39°F83°F 201224°F 201734%0%
Mar 1765°F40°F85°F 201623°F 201734%0%
Mar 1865°F40°F82°F 201525°F 201734%0%
Mar 1965°F40°F83°F 201128°F 202634%0%
Mar 2066°F40°F79°F 202031°F 201734%0%
Mar 2166°F40°F85°F 202027°F 202334%0%
Mar 2266°F41°F80°F 201724°F 201334%0%
Mar 2367°F41°F86°F 202624°F 201334%0%
Mar 2467°F41°F83°F 202631°F 201834%0%
Mar 2567°F41°F84°F 202333°F 201434%0%
Mar 2668°F42°F78°F 201631°F 201433%0%
Mar 2768°F42°F77°F 202125°F 201433%0%
Mar 2868°F42°F85°F 202625°F 201433%0%
Mar 2969°F42°F87°F 202027°F 201533%0%
Mar 3069°F43°F87°F 202027°F 201533%0%
Mar 3169°F43°F85°F 202437°F 201533%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Princeton, in percent, and of at least 0.1 inch of snowfall.0102030401102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EDT).

March 1
sunrise 6:42 AM, sunset 6:08 PM
March 31
sunrise 7:01 AM, sunset 7:33 PM

Every day of March: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00317994 (Smithfield), public domain. Records: NOAA GHCN-Daily, station USC00313503, 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.