Chesterton climate

Chesterton Weather in April

NOAA 1991-2020 normals for Indiana Dunes Nl, 3.1 km from Chesterton

Average highs run from 51°F on April 1 to 63°F on April 30, and lows from 35°F to 45°F. Normal precipitation for the month is 3.55 in over about 11 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 Chesterton, in °F, with the record for each date.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

April at a glance

Average high
57°F
Average low
40°F
Precipitation
3.55 in
Snowfall
0.6 in
Record high
88°FApr 18, 2002
Record low
18°FApr 2, 2021
Chance of a freeze
98%
Daylight
12 h 43 min to 13 h 59 min
Cloud cover
68%
Humidity
78%
Dew point
40°F
Wind
12.1 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 151°F35°F82°F 201022°F 201136%5%
Apr 252°F35°F80°F 201018°F 202136%5%
Apr 352°F35°F80°F 201220°F 201336%5%
Apr 453°F35°F74°F 200522°F 201336%4%
Apr 553°F36°F76°F 202120°F 201636%4%
Apr 653°F36°F80°F 201022°F 200237%4%
Apr 754°F37°F82°F 202121°F 200737%4%
Apr 854°F37°F78°F 200119°F 201837%3%
Apr 955°F37°F79°F 201322°F 200737%3%
Apr 1055°F38°F83°F 201120°F 200737%3%
Apr 1155°F38°F78°F 200128°F 200937%3%
Apr 1256°F38°F81°F 202327°F 200037%3%
Apr 1356°F39°F82°F 202327°F 200338%3%
Apr 1457°F39°F83°F 200328°F 202038%2%
Apr 1557°F39°F87°F 200223°F 201438%2%
Apr 1657°F40°F86°F 200222°F 201438%2%
Apr 1758°F40°F85°F 200227°F 202238%2%
Apr 1858°F40°F88°F 200224°F 201838%2%
Apr 1959°F41°F81°F 200330°F 199939%2%
Apr 2059°F41°F79°F 202328°F 202639%1%
Apr 2160°F42°F78°F 202627°F 201339%1%
Apr 2260°F42°F82°F 200727°F 202139%1%
Apr 2360°F42°F84°F 202229°F 201539%1%
Apr 2461°F43°F84°F 200927°F 201539%1%
Apr 2561°F43°F82°F 200828°F 202439%1%
Apr 2662°F43°F83°F 200932°F 201340%1%
Apr 2762°F44°F85°F 202128°F 201240%1%
Apr 2862°F44°F83°F 202532°F 201040%1%
Apr 2963°F44°F80°F 200732°F 200840%1%
Apr 3063°F45°F85°F 200130°F 200840%1%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Chesterton, 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 6:31 AM, sunset 7:14 PM
April 30
sunrise 5:46 AM, sunset 7:45 PM

Every day of April: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00124244 (Indiana Dunes Nl), public domain. Records: NOAA GHCN-Daily, station USW00004846, 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.