Somonauk climate

Somonauk Weather in May

NOAA 1991-2020 normals for Paw Paw 2S, 24.9 km from Somonauk

Average highs run from 65°F on May 1 to 76°F on May 31, and lows from 42°F to 54°F. Normal precipitation for the month is 4.83 in over about 12 wet days.

May day by day

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

Normal daily high and low temperature at Somonauk, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
70°F
Average low
48°F
Precipitation
4.83 in
Record high
97°FMay 27, 2012
Record low
21°FMay 3, 2005
Chance of a freeze
38%
Days of 90°F or more
0.5
Daylight
14 h 02 min to 14 h 59 min
Cloud cover
65%
Humidity
76%
Dew point
52°F
Wind
10.7 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
May 165°F42°F85°F 201827°F 200539%
May 265°F43°F85°F 201828°F 202639%
May 366°F43°F86°F 200121°F 200539%
May 466°F44°F81°F 199927°F 200539%
May 566°F44°F85°F 200032°F 200539%
May 667°F44°F86°F 200032°F 202639%
May 767°F45°F87°F 202328°F 202639%
May 868°F45°F90°F 201426°F 202139%
May 968°F46°F87°F 200427°F 202039%
May 1068°F46°F91°F 201134°F 202139%
May 1169°F46°F92°F 202234°F 202139%
May 1269°F47°F91°F 202230°F 202139%
May 1369°F47°F89°F 202229°F 201339%
May 1470°F48°F92°F 201332°F 202639%
May 1570°F48°F95°F 202533°F 201639%
May 1670°F48°F90°F 200132°F 201139%
May 1771°F49°F87°F 202633°F 200939%0%
May 1871°F49°F86°F 202432°F 200238%0%
May 1971°F49°F90°F 201235°F 200838%0%
May 2072°F50°F91°F 201233°F 200238%0%
May 2172°F50°F91°F 202429°F 200238%0%
May 2272°F51°F89°F 201136°F 200638%0%
May 2373°F51°F90°F 200738°F 200638%0%
May 2473°F51°F91°F 201035°F 201338%0%
May 2574°F52°F90°F 201641°F 200238%0%
May 2674°F52°F90°F 201237°F 200238%0%
May 2774°F52°F97°F 201240°F 201138%0%
May 2875°F53°F93°F 200639°F 200838%0%
May 2975°F53°F92°F 200637°F 202138%0%
May 3075°F53°F91°F 201035°F 202137%0%
May 3176°F54°F90°F 202341°F 200337%0%

Chance of rain

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

May 1
sunrise 5:51 AM, sunset 7:53 PM
May 31
sunrise 5:23 AM, sunset 8:22 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00116661 (Paw Paw 2S), public domain. Records: NOAA GHCN-Daily, station USW00004808, 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.