Algonquin climate

Algonquin Weather in April

NOAA 1991-2020 normals for Elgin, 11.5 km from Algonquin

Average highs run from 53°F on April 1 to 65°F on April 30, and lows from 32°F to 43°F. Normal precipitation for the month is 3.96 in over about 13 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 Algonquin, in °F, with the record for each date.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

April at a glance

Average high
59°F
Average low
37°F
Precipitation
3.96 in
Snowfall
0.8 in
Record high
90°FApr 16, 2002
Record low
12°FApr 5, 1995
Chance of a freeze
99%
Daylight
12 h 43 min to 14 h 01 min
Cloud cover
66%
Humidity
76%
Dew point
39°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 153°F32°F80°F 201018°F 201136%4%
Apr 253°F32°F84°F 201020°F 200836%4%
Apr 354°F32°F82°F 201022°F 200837%4%
Apr 454°F33°F79°F 199919°F 199537%4%
Apr 554°F33°F78°F 201012°F 199537%4%
Apr 655°F33°F79°F 200514°F 199538%4%
Apr 755°F34°F83°F 200520°F 200738%3%
Apr 856°F34°F83°F 200114°F 199638%3%
Apr 956°F35°F82°F 200116°F 199739%3%
Apr 1057°F35°F78°F 201117°F 199739%3%
Apr 1157°F35°F86°F 201121°F 199739%3%
Apr 1257°F36°F86°F 200521°F 200040%3%
Apr 1358°F36°F77°F 200623°F 200040%3%
Apr 1458°F36°F84°F 200619°F 200840%3%
Apr 1559°F37°F87°F 200324°F 200741%3%
Apr 1659°F37°F90°F 200225°F 200741%2%
Apr 1759°F38°F89°F 200224°F 199641%2%
Apr 1860°F38°F87°F 200221°F 199741%2%
Apr 1960°F38°F90°F 200222°F 200141%2%
Apr 2061°F39°F84°F 200527°F 199942%2%
Apr 2161°F39°F80°F 200126°F 201142%2%
Apr 2261°F40°F85°F 200127°F 200042%2%
Apr 2362°F40°F85°F 200724°F 200342%2%
Apr 2462°F40°F73°F 199828°F 199542%1%
Apr 2563°F41°F86°F 200926°F 199942%1%
Apr 2663°F41°F82°F 200825°F 200642%1%
Apr 2763°F41°F80°F 200926°F 199642%1%
Apr 2864°F42°F80°F 200328°F 201043%1%
Apr 2964°F42°F82°F 200426°F 200843%1%
Apr 3065°F43°F88°F 200726°F 200843%1%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Algonquin, in percent, and of at least 0.1 inch of snowfall.010203040501102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

April 1
sunrise 6:36 AM, sunset 7:19 PM
April 30
sunrise 5:50 AM, sunset 7:51 PM

Every day of April: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00112736 (Elgin), public domain. Records: NOAA GHCN-Daily, station USC00118324, 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.