Carterville climate

Carterville Weather in May

NOAA 1991-2020 normals for Carbondale Sewage Plt, 8.5 km from Carterville

Average highs run from 73°F on May 1 to 81°F on May 31, and lows from 50°F to 60°F. Normal precipitation for the month is 5.18 in over about 13 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 Carterville, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
77°F
Average low
55°F
Precipitation
5.18 in
Record high
101°FMay 28, 1911
Record low
29°FMay 1, 1903
Chance of a freeze
3%
Days of 90°F or more
0.9
Daylight
13 h 47 min to 14 h 36 min
Cloud cover
63%
Humidity
79%
Dew point
59°F
Wind
9.4 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 173°F50°F91°F 190129°F 190342%0%
May 273°F51°F91°F 190130°F 197842%0%
May 373°F51°F91°F 190132°F 197642%0%
May 473°F51°F91°F 194930°F 197642%0%
May 574°F52°F93°F 195235°F 191042%0%
May 674°F52°F91°F 194033°F 194442%0%
May 774°F52°F93°F 201233°F 199242%0%
May 874°F53°F90°F 196633°F 199242%0%
May 975°F53°F92°F 191131°F 198042%0%
May 1075°F53°F91°F 191633°F 195442%0%
May 1175°F54°F89°F 191436°F 198942%0%
May 1275°F54°F91°F 190233°F 196042%0%
May 1376°F54°F95°F 191535°F 195142%0%
May 1476°F55°F94°F 191536°F 191042%0%
May 1576°F55°F93°F 191538°F 193641%0%
May 1677°F55°F93°F 191134°F 199741%0%
May 1777°F56°F95°F 191139°F 192941%0%
May 1877°F56°F95°F 191131°F 202241%0%
May 1977°F56°F92°F 196437°F 197641%0%
May 2078°F56°F93°F 190238°F 192940%0%
May 2178°F57°F95°F 192536°F 195440%0%
May 2278°F57°F95°F 192539°F 192940%0%
May 2379°F57°F94°F 192136°F 196339%0%
May 2479°F58°F97°F 191142°F 195139%0%
May 2579°F58°F98°F 191133°F 192539%0%
May 2679°F58°F100°F 191137°F 192539%0%
May 2780°F59°F100°F 191134°F 196139%0%
May 2880°F59°F101°F 191139°F 199438%0%
May 2980°F59°F98°F 191141°F 190138%0%
May 3081°F59°F98°F 191140°F 194738%0%
May 3181°F60°F97°F 191337°F 193038%0%

Chance of rain

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

May 1
sunrise 6:00 AM, sunset 7:47 PM
May 31
sunrise 5:36 AM, sunset 8:12 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00111265 (Carbondale Sewage Plt), public domain. Records: NOAA GHCN-Daily, station USC00111265, 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.