Warren County climate

Warren County Weather in May

NOAA 1991-2020 normals for Arcola, 16.2 km from Warren County

Average highs run from 77°F on May 1 to 82°F on May 31, and lows from 50°F to 60°F. Normal precipitation for the month is 3.19 in over about 8 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 Warren County, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
79°F
Average low
55°F
Precipitation
3.19 in
Record high
99°FMay 24, 1970
Record low
27°FMay 2, 1963
Chance of a freeze
0%
Days of 90°F or more
2.6
Daylight
13 h 41 min to 14 h 28 min
Cloud cover
58%
Humidity
75%
Dew point
58°F
Wind
4.9 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 177°F50°F91°F 200734°F 197127%0%
May 277°F51°F91°F 200727°F 196327%0%
May 377°F51°F92°F 201030°F 196127%0%
May 477°F51°F92°F 202433°F 198627%0%
May 577°F52°F91°F 201234°F 198627%0%
May 677°F52°F93°F 195037°F 197327%0%
May 778°F52°F95°F 195030°F 197027%0%
May 878°F53°F93°F 198637°F 198127%0%
May 978°F53°F91°F 196430°F 195627%0%
May 1078°F53°F93°F 196333°F 202027%0%
May 1178°F54°F93°F 196331°F 196627%0%
May 1278°F54°F91°F 195037°F 196927%0%
May 1379°F54°F93°F 201838°F 196928%0%
May 1479°F54°F95°F 201438°F 201328%0%
May 1579°F55°F94°F 201841°F 198428%0%
May 1679°F55°F93°F 196236°F 197328%0%
May 1779°F55°F92°F 199835°F 196728%0%
May 1879°F56°F96°F 202635°F 197328%0%
May 1980°F56°F97°F 202638°F 200928%0%
May 2080°F56°F98°F 202638°F 200928%0%
May 2180°F57°F97°F 202642°F 195028%0%
May 2280°F57°F97°F 202637°F 200228%0%
May 2380°F57°F92°F 197037°F 200228%0%
May 2481°F57°F99°F 197038°F 196329%0%
May 2581°F58°F99°F 197037°F 196729%0%
May 2681°F58°F95°F 200440°F 198829%0%
May 2781°F58°F98°F 201939°F 196129%0%
May 2881°F59°F95°F 201041°F 196129%0%
May 2982°F59°F97°F 201940°F 199729%0%
May 3082°F59°F98°F 201947°F 197129%0%
May 3182°F60°F98°F 201943°F 196130%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Warren County, in percent, and of at least 0.1 inch of snowfall.01020301102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EDT).

May 1
sunrise 6:19 AM, sunset 8:00 PM
May 31
sunrise 5:56 AM, sunset 8:24 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00310241 (Arcola), public domain. Records: NOAA GHCN-Daily, station USC00444414, 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.