Harrison County climate

Harrison County Weather in May

NOAA 1991-2020 normals for Marshall, 7.6 km from Harrison County

Average highs run from 80°F on May 1 to 87°F on May 31, and lows from 55°F to 65°F. Normal precipitation for the month is 4.62 in over about 9 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 Harrison County, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
83°F
Average low
60°F
Precipitation
4.62 in
Record high
100°FMay 28, 1926
Record low
38°FMay 7, 1931
Chance of a freeze
0%
Days of 90°F or more
3.6
Daylight
13 h 28 min to 14 h 09 min
Cloud cover
59%
Humidity
77%
Dew point
64°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 180°F55°F94°F 195541°F 191726%0%
May 280°F56°F92°F 200242°F 190926%0%
May 380°F56°F94°F 194340°F 201326%0%
May 480°F56°F92°F 192740°F 201327%0%
May 580°F57°F94°F 192242°F 194427%0%
May 681°F57°F94°F 192243°F 201727%0%
May 781°F57°F94°F 192738°F 193127%0%
May 881°F58°F94°F 195541°F 191727%0%
May 981°F58°F93°F 192842°F 192327%0%
May 1082°F58°F95°F 192244°F 193127%0%
May 1182°F59°F94°F 192242°F 198127%0%
May 1282°F59°F93°F 192141°F 193127%0%
May 1382°F59°F93°F 192140°F 193127%0%
May 1483°F60°F93°F 189344°F 193127%0%
May 1583°F60°F94°F 191142°F 201427%0%
May 1683°F60°F93°F 192543°F 197327%0%
May 1784°F61°F93°F 192542°F 194527%0%
May 1884°F61°F96°F 195647°F 197627%0%
May 1984°F61°F95°F 195646°F 197627%0%
May 2084°F62°F94°F 192148°F 189427%0%
May 2185°F62°F97°F 192347°F 191927%0%
May 2285°F62°F95°F 192546°F 191927%0%
May 2385°F62°F98°F 192548°F 196327%0%
May 2485°F63°F98°F 192648°F 196327%0%
May 2586°F63°F96°F 195849°F 197127%0%
May 2686°F63°F96°F 192746°F 197927%0%
May 2786°F64°F99°F 192848°F 196127%0%
May 2887°F64°F100°F 192651°F 193427%0%
May 2987°F64°F99°F 192650°F 189427%0%
May 3087°F64°F99°F 192845°F 198427%0%
May 3187°F65°F100°F 192845°F 198427%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Harrison 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 (CDT).

May 1
sunrise 6:31 AM, sunset 7:59 PM
May 31
sunrise 6:11 AM, sunset 8:20 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00415618 (Marshall), public domain. Records: NOAA GHCN-Daily, station USC00415618, 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.