Clinton climate

Clinton Weather in May

NOAA 1991-2020 normals for Potomac, 16.6 km from Clinton

Average highs run from 59°F on May 1 to 68°F on May 31, and lows from 25°F to 36°F. Normal precipitation for the month is 1.86 in over about 8 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 Clinton, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
64°F
Average low
30°F
Precipitation
1.86 in
Snowfall
0.4 in
Record high
95°FMay 30, 1986
Record low
21°FMay 1, 1954
Chance of a freeze
100%
Daylight
14 h 25 min to 15 h 36 min
Cloud cover
71%
Humidity
73%
Dew point
37°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 159°F25°F90°F 202321°F 195420%1%
May 259°F25°F88°F 202326°F 195420%1%
May 360°F25°F86°F 196625°F 201221%1%
May 460°F26°F86°F 196625°F 199621%1%
May 560°F26°F86°F 196622°F 199621%1%
May 661°F26°F85°F 195325°F 197722%1%
May 761°F26°F89°F 198724°F 201022%1%
May 862°F27°F84°F 198721°F 199922%1%
May 962°F27°F85°F 199423°F 200223%1%
May 1062°F27°F84°F 196027°F 201023%1%
May 1163°F28°F90°F 199323°F 197324%1%
May 1263°F28°F91°F 199321°F 198524%1%
May 1363°F29°F88°F 199324°F 198525%1%
May 1464°F29°F87°F 199329°F 199525%1%
May 1564°F29°F89°F 200629°F 194826%1%
May 1664°F30°F90°F 200626°F 197426%0%
May 1765°F30°F89°F 200624°F 196627%0%
May 1865°F31°F88°F 195422°F 196527%0%
May 1965°F31°F91°F 200227°F 197428%0%
May 2066°F31°F88°F 195828°F 198928%0%
May 2166°F32°F87°F 195828°F 195329%0%
May 2266°F32°F89°F 198822°F 196029%0%
May 2366°F33°F88°F 200126°F 196030%0%
May 2467°F33°F90°F 200129°F 196430%0%
May 2567°F34°F87°F 198626°F 196430%0%
May 2667°F34°F93°F 198627°F 196731%0%
May 2767°F34°F92°F 198628°F 197331%0%
May 2868°F35°F91°F 198629°F 196031%0%
May 2968°F35°F89°F 198627°F 195132%0%
May 3068°F35°F95°F 198630°F 197732%0%
May 3168°F36°F94°F 202530°F 195032%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Clinton, 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 (MDT).

May 1
sunrise 6:20 AM, sunset 8:45 PM
May 31
sunrise 5:45 AM, sunset 9:21 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00246685 (Potomac), public domain. Records: NOAA GHCN-Daily, station USW00024153, 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.