Summersville climate

Summersville Weather in May

NOAA 1991-2020 normals for Greensburg, 8.5 km from Summersville

Average highs run from 74°F on May 1 to 82°F on May 31, and lows from 49°F to 58°F. Normal precipitation for the month is 5.05 in over about 10 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 Summersville, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
78°F
Average low
54°F
Precipitation
5.05 in
Record high
99°FMay 31, 1937
Record low
27°FMay 1, 1963
Chance of a freeze
13%
Days of 90°F or more
0.9
Daylight
13 h 45 min to 14 h 33 min
Cloud cover
63%
Humidity
78%
Dew point
58°F
Wind
6.9 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 174°F49°F90°F 190727°F 196336%0%
May 274°F49°F92°F 194227°F 190936%0%
May 375°F49°F91°F 189932°F 191136%0%
May 475°F50°F91°F 193027°F 194036%0%
May 575°F50°F92°F 190230°F 190735%0%
May 675°F50°F93°F 193032°F 195735%0%
May 776°F51°F92°F 189734°F 194435%0%
May 876°F51°F91°F 189733°F 190635%0%
May 976°F51°F93°F 193627°F 191735%0%
May 1076°F52°F95°F 193628°F 192335%0%
May 1177°F52°F93°F 193633°F 194535%0%
May 1277°F52°F91°F 189632°F 194035%0%
May 1377°F53°F90°F 194432°F 192835%0%
May 1477°F53°F92°F 190032°F 191734%0%
May 1578°F53°F93°F 190033°F 191034%0%
May 1678°F54°F92°F 190033°F 199734%0%
May 1778°F54°F94°F 196232°F 191934%0%
May 1878°F54°F93°F 191135°F 197334%0%
May 1979°F55°F95°F 196235°F 200234%0%
May 2079°F55°F94°F 190236°F 200234%0%
May 2179°F55°F97°F 194135°F 195434%0%
May 2279°F56°F92°F 194134°F 200234%0%
May 2380°F56°F92°F 197034°F 196333%0%
May 2480°F56°F92°F 193635°F 193133%0%
May 2580°F57°F97°F 191638°F 193533%0%
May 2680°F57°F93°F 190435°F 197933%0%
May 2781°F57°F94°F 191434°F 196133%0%
May 2881°F57°F95°F 191234°F 190733%0%
May 2981°F58°F95°F 191132°F 190133%0%
May 3081°F58°F97°F 191439°F 193034%0%
May 3182°F58°F99°F 193730°F 193034%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Summersville, 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 5:47 AM, sunset 7:32 PM
May 31
sunrise 5:24 AM, sunset 7:57 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00153430 (Greensburg), public domain. Records: NOAA GHCN-Daily, station USC00153430, 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.