McKee climate

McKee Weather in May

NOAA 1991-2020 normals for Heidelberg, 24.4 km from McKee

Average highs run from 73°F on May 1 to 79°F on May 31, and lows from 47°F to 57°F. Normal precipitation for the month is 5.18 in over about 14 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 McKee, 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
52°F
Precipitation
5.18 in
Record high
92°FMay 27, 1991
Record low
27°FMay 9, 2020
Chance of a freeze
16%
Daylight
13 h 45 min to 14 h 34 min
Cloud cover
65%
Humidity
79%
Dew point
57°F
Wind
4.3 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°F47°F87°F 201234°F 198446%
May 273°F48°F88°F 202434°F 198146%
May 373°F48°F85°F 200029°F 198646%
May 474°F48°F84°F 200030°F 198645%
May 574°F49°F89°F 201432°F 201145%
May 674°F49°F88°F 200134°F 199045%
May 774°F49°F88°F 198632°F 198945%
May 874°F50°F88°F 199330°F 198945%
May 975°F50°F88°F 201527°F 202045%
May 1075°F50°F86°F 199332°F 198345%
May 1175°F51°F87°F 201133°F 199045%
May 1275°F51°F88°F 201130°F 198944%
May 1375°F51°F88°F 198533°F 201344%
May 1476°F52°F89°F 201829°F 199644%0%
May 1576°F52°F90°F 199834°F 198444%0%
May 1676°F52°F89°F 199829°F 199744%0%
May 1776°F52°F90°F 198734°F 198444%0%
May 1876°F53°F89°F 199635°F 200944%0%
May 1976°F53°F90°F 199831°F 200244%0%
May 2077°F53°F88°F 202236°F 199344%0%
May 2177°F54°F88°F 199635°F 198644%0%
May 2277°F54°F90°F 201934°F 199744%0%
May 2377°F54°F89°F 198837°F 199743%0%
May 2477°F55°F89°F 199641°F 200643%0%
May 2578°F55°F90°F 199640°F 201343%0%
May 2678°F55°F89°F 201239°F 198843%0%
May 2778°F56°F92°F 199136°F 198343%0%
May 2878°F56°F92°F 199140°F 199943%0%
May 2979°F56°F92°F 198744°F 198343%0%
May 3079°F57°F91°F 198735°F 198443%0%
May 3179°F57°F91°F 199136°F 198443%0%

Chance of rain

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

May 1
sunrise 6:41 AM, sunset 8:26 PM
May 31
sunrise 6:17 AM, sunset 8:51 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00153741 (Heidelberg), public domain. Records: NOAA GHCN-Daily, station USC00151890, 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.