Stonington climate

Stonington Weather in April

NOAA 1991-2020 normals for Decatur Wtp, 29.5 km from Stonington

Average highs run from 58°F on April 1 to 68°F on April 30, and lows from 38°F to 49°F. Normal precipitation for the month is 4.12 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 Stonington, 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
43°F
Precipitation
4.12 in
Snowfall
0.4 in
Record high
92°FApr 30, 1987
Record low
15°FApr 7, 1982
Chance of a freeze
90%
Daylight
12 h 40 min to 13 h 51 min
Cloud cover
64%
Humidity
76%
Dew point
45°F
Wind
12.5 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°F38°F83°F 202624°F 198735%2%
Apr 258°F38°F88°F 201218°F 201835%1%
Apr 359°F39°F90°F 201220°F 198735%1%
Apr 459°F39°F86°F 201121°F 198735%1%
Apr 560°F39°F83°F 202324°F 199536%1%
Apr 660°F40°F84°F 198818°F 198236%1%
Apr 760°F40°F82°F 199115°F 198236%1%
Apr 861°F41°F85°F 198621°F 201836%1%
Apr 961°F41°F80°F 200118°F 199737%1%
Apr 1062°F41°F86°F 200123°F 198237%1%
Apr 1162°F42°F84°F 201125°F 198237%1%
Apr 1262°F42°F80°F 201025°F 199037%1%
Apr 1363°F42°F83°F 202625°F 199038%1%
Apr 1463°F43°F86°F 202624°F 199738%1%
Apr 1563°F43°F89°F 200628°F 201438%1%
Apr 1664°F44°F86°F 200328°F 198338%1%
Apr 1764°F44°F84°F 202426°F 199739%1%
Apr 1865°F44°F86°F 200228°F 198339%1%
Apr 1965°F45°F86°F 200424°F 198339%0%
Apr 2065°F45°F85°F 200231°F 198340%0%
Apr 2166°F45°F85°F 198732°F 198840%0%
Apr 2266°F46°F86°F 198730°F 198640%0%
Apr 2366°F46°F88°F 198031°F 198640%0%
Apr 2467°F46°F86°F 202630°F 202341%0%
Apr 2567°F47°F85°F 199030°F 202341%0%
Apr 2667°F47°F91°F 198635°F 200641%0%
Apr 2768°F48°F88°F 198635°F 199641%0%
Apr 2868°F48°F86°F 198629°F 199241%0%
Apr 2968°F48°F86°F 202532°F 198842%0%
Apr 3068°F49°F92°F 198734°F 199642%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Stonington, 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 6:41 AM, sunset 7:21 PM
April 30
sunrise 5:59 AM, sunset 7:50 PM

Every day of April: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00112193 (Decatur Wtp), public domain. Records: NOAA GHCN-Daily, station USC00115841, 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.