Princeton climate

Princeton Weather in May

NOAA 1991-2020 normals for Princeton 1 Se, 2.2 km from Princeton

Average highs run from 75°F on May 1 to 83°F on May 31, and lows from 52°F to 60°F. Normal precipitation for the month is 4.79 in over about 11 wet days.

May 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.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
79°F
Average low
56°F
Precipitation
4.79 in
Record high
95°FMay 27, 2012
Record low
36°FMay 13, 2013
Chance of a freeze
10%
Days of 90°F or more
1.3
Daylight
13 h 44 min to 14 h 32 min
Cloud cover
62%
Humidity
80%
Dew point
60°F
Wind
8.3 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
May 175°F52°F89°F 200741°F 201437%0%
May 276°F52°F88°F 202444°F 200537%0%
May 376°F52°F89°F 201241°F 200537%0%
May 476°F53°F83°F 200639°F 201137%0%
May 576°F53°F88°F 201440°F 201137%0%
May 677°F53°F88°F 201242°F 201137%0%
May 777°F53°F92°F 201245°F 202637%0%
May 877°F54°F86°F 200444°F 201337%0%
May 977°F54°F86°F 200441°F 201036%0%
May 1077°F54°F89°F 200742°F 201236%0%
May 1178°F55°F89°F 200741°F 202036%0%
May 1278°F55°F91°F 200543°F 201336%0%
May 1378°F55°F91°F 200536°F 201336%0%
May 1478°F55°F90°F 201842°F 201336%0%
May 1578°F56°F91°F 201844°F 201636%0%
May 1679°F56°F90°F 201845°F 201235%0%
May 1779°F56°F86°F 201241°F 201135%0%
May 1879°F57°F88°F 201946°F 200735%0%
May 1979°F57°F90°F 202648°F 200735%0%
May 2080°F57°F89°F 201252°F 201635%0%
May 2180°F57°F89°F 201248°F 201535%0%
May 2280°F58°F87°F 200447°F 201535%0%
May 2380°F58°F88°F 201447°F 201334%0%
May 2481°F58°F88°F 201047°F 201334%0%
May 2581°F59°F92°F 201946°F 201334%0%
May 2681°F59°F92°F 201242°F 201734%0%
May 2782°F59°F95°F 201246°F 201334%0%
May 2882°F59°F94°F 201255°F 202334%0%
May 2982°F60°F95°F 201253°F 200434%0%
May 3082°F60°F90°F 201149°F 202134%0%
May 3183°F60°F91°F 201153°F 202134%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 (CDT).

May 1
sunrise 5:57 AM, sunset 7:41 PM
May 31
sunrise 5:33 AM, sunset 8:05 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00156580 (Princeton 1 Se), public domain. Records: NOAA GHCN-Daily, station USC00152442, 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.