Mercer County climate

Mercer County Weather in April

NOAA 1991-2020 normals for Princeton, 2.9 km from Mercer County

Average highs run from 58°F on April 1 to 67°F on April 30, and lows from 35°F to 44°F. Normal precipitation for the month is 4.24 in over about 10 wet days.

April day by day

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

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

April at a glance

Average high
63°F
Average low
39°F
Precipitation
4.24 in
Snowfall
0.1 in
Record high
89°FApr 25, 2012
Record low
13°FApr 2, 2018
Chance of a freeze
99%
Daylight
12 h 41 min to 13 h 54 min
Cloud cover
64%
Humidity
73%
Dew point
42°F
Wind
12.3 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
Apr 158°F35°F83°F 201220°F 202128%4%
Apr 258°F35°F85°F 201213°F 201828%4%
Apr 359°F35°F87°F 201120°F 201828%4%
Apr 459°F36°F87°F 202314°F 201829%3%
Apr 560°F36°F88°F 200021°F 200729%3%
Apr 660°F36°F83°F 201019°F 200730%3%
Apr 760°F36°F79°F 202015°F 201830%3%
Apr 861°F37°F83°F 200116°F 200730%3%
Apr 961°F37°F82°F 201122°F 200731%3%
Apr 1061°F37°F85°F 201123°F 202031%3%
Apr 1161°F38°F78°F 202327°F 200432%2%
Apr 1262°F38°F84°F 201428°F 200032%2%
Apr 1362°F38°F88°F 200625°F 202032%2%
Apr 1462°F39°F86°F 200623°F 202033%2%
Apr 1563°F39°F86°F 200221°F 202033%2%
Apr 1663°F39°F86°F 200423°F 201833%2%
Apr 1763°F40°F84°F 200425°F 201834%2%
Apr 1864°F40°F82°F 200230°F 202234%1%
Apr 1964°F40°F83°F 200022°F 202234%1%
Apr 2064°F41°F79°F 201425°F 201335%1%
Apr 2164°F41°F84°F 201928°F 202135%1%
Apr 2265°F41°F82°F 202229°F 202135%1%
Apr 2365°F42°F77°F 200825°F 202335%1%
Apr 2465°F42°F82°F 200926°F 201336%1%
Apr 2566°F42°F89°F 201233°F 201336%1%
Apr 2666°F43°F83°F 202130°F 202236%1%
Apr 2766°F43°F84°F 200134°F 200537%1%
Apr 2866°F43°F83°F 200436°F 201937%1%
Apr 2967°F44°F85°F 200732°F 200837%1%
Apr 3067°F44°F84°F 201331°F 200537%1%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Mercer County, 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).

April 1
sunrise 6:58 AM, sunset 7:39 PM
April 30
sunrise 6:15 AM, sunset 8:09 PM

Every day of April: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00236866 (Princeton), public domain. Records: NOAA GHCN-Daily, station USW00094991, 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.