Princeton Weather in April
Average highs run from 44°F on April 1 to 57°F on April 30, and lows from 26°F to 37°F. Normal precipitation for the month is 3.63 in over about 11 wet days.
April day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
April at a glance
- Average high
- 51°F
- Average low
- 32°F
- Precipitation
- 3.63 in
- Snowfall
- 3.5 in
- Record high
- 86°FApr 28, 2009
- Record low
- -3°FApr 1, 1964
- Chance of a freeze
- 100%
- Daylight
- 12 h 47 min to 14 h 14 min
- Cloud cover
- 68%
- Humidity
- 81%
- Dew point
- 35°F
- Wind
- 6.9 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.
| Date | Normal high | Normal low | Record high | Record low | Chance wet | Chance of snow |
|---|---|---|---|---|---|---|
| Apr 1 | 44°F | 26°F | 63°F 2016 | -3°F 1964 | 36% | 9% |
| Apr 2 | 45°F | 27°F | 70°F 2010 | 4°F 1964 | 36% | 9% |
| Apr 3 | 45°F | 27°F | 77°F 2010 | 8°F 1969 | 36% | 9% |
| Apr 4 | 46°F | 27°F | 71°F 2010 | 6°F 1954 | 36% | 9% |
| Apr 5 | 46°F | 28°F | 68°F 2010 | 2°F 1954 | 36% | 8% |
| Apr 6 | 46°F | 28°F | 62°F 1948 | 2°F 2015 | 36% | 8% |
| Apr 7 | 47°F | 28°F | 60°F 2014 | 13°F 2003 | 36% | 8% |
| Apr 8 | 47°F | 29°F | 65°F 2021 | 10°F 1972 | 36% | 7% |
| Apr 9 | 48°F | 29°F | 73°F 1945 | 18°F 2018 | 36% | 7% |
| Apr 10 | 48°F | 30°F | 74°F 1945 | 14°F 2018 | 36% | 7% |
| Apr 11 | 49°F | 30°F | 82°F 1945 | 16°F 2001 | 36% | 6% |
| Apr 12 | 49°F | 30°F | 85°F 1945 | 16°F 2007 | 37% | 6% |
| Apr 13 | 49°F | 31°F | 84°F 1945 | 20°F 1967 | 37% | 6% |
| Apr 14 | 50°F | 31°F | 74°F 1968 | 20°F 1946 | 37% | 5% |
| Apr 15 | 50°F | 32°F | 75°F 2012 | 20°F 2018 | 37% | 5% |
| Apr 16 | 51°F | 32°F | 79°F 2012 | 18°F 2011 | 37% | 5% |
| Apr 17 | 51°F | 32°F | 79°F 2012 | 12°F 2003 | 37% | 5% |
| Apr 18 | 52°F | 33°F | 70°F 2008 | 13°F 2003 | 37% | 4% |
| Apr 19 | 52°F | 33°F | 72°F 2013 | 22°F 2020 | 37% | 4% |
| Apr 20 | 53°F | 34°F | 69°F 2007 | 20°F 1947 | 37% | 4% |
| Apr 21 | 53°F | 34°F | 70°F 2016 | 17°F 2026 | 37% | 4% |
| Apr 22 | 54°F | 34°F | 77°F 1954 | 20°F 1947 | 37% | 3% |
| Apr 23 | 54°F | 35°F | 80°F 2007 | 24°F 1945 | 37% | 3% |
| Apr 24 | 55°F | 35°F | 75°F 2001 | 24°F 2024 | 37% | 3% |
| Apr 25 | 55°F | 35°F | 79°F 2009 | 19°F 1965 | 37% | 3% |
| Apr 26 | 56°F | 36°F | 70°F 1952 | 21°F 1972 | 37% | 3% |
| Apr 27 | 56°F | 36°F | 74°F 1952 | 20°F 1966 | 37% | 2% |
| Apr 28 | 57°F | 36°F | 86°F 2009 | 18°F 1947 | 37% | 2% |
| Apr 29 | 57°F | 37°F | 73°F 2017 | 13°F 1947 | 37% | 2% |
| Apr 30 | 57°F | 37°F | 84°F 2004 | 25°F 1968 | 37% | 2% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (EDT).
- April 1
- sunrise 6:11 AM, sunset 6:58 PM
- April 30
- sunrise 5:21 AM, sunset 7:35 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00173261 (Grand Lake Stream), public domain. Records: NOAA GHCN-Daily, station USW00014610, 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.