Calhoun County climate

Calhoun County Weather in May

NOAA 1991-2020 normals for Grantsville 1ESE, 7.8 km from Calhoun County

Average highs run from 73°F on May 1 to 79°F on May 31, and lows from 44°F to 54°F. Normal precipitation for the month is 5.59 in.

May day by day

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

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

May at a glance

Average high
76°F
Average low
49°F
Precipitation
5.59 in
Record high
96°FMay 30, 1998
Record low
24°FMay 6, 1997
Chance of a freeze
30%
Days of 90°F or more
0.9
Daylight
13 h 50 min to 14 h 41 min
Cloud cover
67%
Humidity
79%
Dew point
55°F
Wind
3.8 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°F44°F89°F 201732°F 2018
May 273°F45°F92°F 201933°F 1988
May 373°F45°F89°F 200130°F 2005
May 474°F45°F92°F 201830°F 2026
May 574°F46°F89°F 200130°F 2004
May 674°F46°F88°F 200124°F 1997
May 774°F46°F93°F 199931°F 1992
May 874°F47°F93°F 200030°F 1989
May 975°F47°F91°F 201531°F 2020
May 1075°F48°F92°F 201528°F 2020
May 1175°F48°F92°F 199329°F 2020
May 1275°F48°F93°F 201534°F 2010
May 1375°F49°F91°F 199932°F 1996
May 1476°F49°F93°F 201430°F 1996
May 1576°F49°F94°F 201831°F 1996
May 1676°F50°F95°F 201834°F 20160%
May 1776°F50°F94°F 199134°F 20160%
May 1876°F50°F92°F 201736°F 20090%
May 1976°F51°F93°F 200033°F 20090%
May 2077°F51°F94°F 202633°F 20090%
May 2177°F51°F94°F 199634°F 20020%
May 2277°F51°F90°F 202232°F 20020%
May 2377°F52°F92°F 199133°F 20020%
May 2477°F52°F92°F 199135°F 19970%
May 2578°F52°F90°F 199535°F 20130%
May 2678°F53°F93°F 198935°F 20130%
May 2778°F53°F93°F 199139°F 20130%
May 2878°F53°F95°F 201237°F 19940%
May 2979°F54°F93°F 201237°F 19940%
May 3079°F54°F96°F 199841°F 19940%
May 3179°F54°F94°F 200641°F 20240%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Calhoun County, in percent, and of at least 0.1 inch of snowfall.00.21102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EDT).

May 1
sunrise 6:27 AM, sunset 8:17 PM
May 31
sunrise 6:02 AM, sunset 8:43 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00463648 (Grantsville 1ESE), public domain. Records: NOAA GHCN-Daily, station USC00468662, 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.