Keysville climate

Keysville Weather in May

NOAA 1991-2020 normals for Keysville 2 S, 2.5 km from Keysville

Average highs run from 74°F on May 1 to 80°F on May 31, and lows from 47°F to 58°F. Normal precipitation for the month is 4.23 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 Keysville, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
77°F
Average low
52°F
Precipitation
4.23 in
Record high
95°FMay 31, 1991
Record low
29°FMay 10, 2020
Chance of a freeze
6%
Days of 90°F or more
1.6
Daylight
13 h 44 min to 14 h 32 min
Cloud cover
62%
Humidity
76%
Dew point
57°F
Wind
4.5 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°F47°F90°F 197433°F 199632%0%
May 274°F48°F91°F 198631°F 197832%0%
May 374°F48°F89°F 200731°F 197832%0%
May 474°F48°F87°F 198735°F 197832%0%
May 574°F49°F87°F 202135°F 197332%0%
May 675°F49°F86°F 198034°F 197332%0%
May 775°F49°F91°F 198638°F 198932%0%
May 875°F49°F93°F 198632°F 198932%0%
May 975°F50°F89°F 200031°F 197632%0%
May 1075°F50°F89°F 199329°F 202032%0%
May 1176°F50°F89°F 197934°F 197733%0%
May 1276°F51°F89°F 200133°F 202633%0%
May 1376°F51°F91°F 201836°F 202633%0%
May 1476°F51°F92°F 200034°F 201333%0%
May 1576°F52°F94°F 198536°F 198433%0%
May 1677°F52°F90°F 199133°F 198433%0%
May 1777°F52°F89°F 199834°F 199733%0%
May 1877°F53°F90°F 197433°F 197333%0%
May 1977°F53°F93°F 198738°F 200933%0%
May 2078°F54°F93°F 199641°F 200233%0%
May 2178°F54°F94°F 199640°F 199933%0%
May 2278°F54°F91°F 202235°F 200233%0%
May 2378°F55°F91°F 202237°F 200233%0%
May 2478°F55°F89°F 199241°F 200233%0%
May 2579°F56°F91°F 201936°F 198633%0%
May 2679°F56°F90°F 199138°F 198833%0%
May 2779°F56°F93°F 198934°F 198832%0%
May 2879°F57°F92°F 199140°F 199432%0%
May 2980°F57°F92°F 201935°F 198832%0%
May 3080°F58°F94°F 199142°F 200832%0%
May 3180°F58°F95°F 199141°F 199632%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Keysville, 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 (EDT).

May 1
sunrise 6:19 AM, sunset 8:03 PM
May 31
sunrise 5:56 AM, sunset 8:28 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00444568 (Keysville 2 S), public domain. Records: NOAA GHCN-Daily, station USC00441322, 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 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.