Clallam County climate

Clallam County Weather in May

NOAA 1991-2020 normals for Elwha RS, 27.6 km from Clallam County

Average highs run from 60°F on May 1 to 65°F on May 31, and lows from 40°F to 46°F. Normal precipitation for the month is 1.91 in over about 12 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 Clallam County, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
63°F
Average low
43°F
Precipitation
1.91 in
Record high
86°FMay 15, 2023
Record low
31°FMay 10, 1999
Chance of a freeze
8%
Daylight
14 h 33 min to 15 h 46 min
Cloud cover
68%
Humidity
81%
Dew point
42°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 160°F40°F76°F 201435°F 200841%0%
May 261°F40°F77°F 201635°F 200641%0%
May 361°F41°F78°F 202632°F 200241%0%
May 461°F41°F75°F 201335°F 200841%0%
May 561°F41°F77°F 201334°F 199940%0%
May 662°F41°F79°F 201634°F 200040%0%
May 762°F42°F69°F 201633°F 201039%0%
May 862°F42°F73°F 201532°F 200839%0%
May 962°F42°F79°F 201935°F 200839%0%
May 1063°F42°F80°F 202431°F 199939%0%
May 1163°F42°F75°F 202434°F 199938%0%
May 1263°F43°F77°F 202334°F 201138%0%
May 1363°F43°F80°F 202333°F 202238%0%
May 1463°F43°F84°F 202335°F 200638%0%
May 1564°F43°F86°F 202338°F 200338%0%
May 1664°F43°F71°F 200833°F 200238%0%
May 1764°F44°F75°F 200839°F 200538%0%
May 1864°F44°F69°F 201537°F 201138%0%
May 1964°F44°F65°F 202336°F 200337%0%
May 2064°F44°F64°F 201538°F 200137%0%
May 2165°F44°F72°F 201739°F 200537%0%
May 2265°F44°F80°F 201741°F 199937%0%
May 2365°F45°F74°F 199939°F 200037%0%
May 2465°F45°F74°F 200839°F 200237%0%
May 2565°F45°F78°F 202338°F 200037%0%
May 2665°F45°F79°F 200541°F 199936%0%
May 2765°F45°F83°F 200541°F 202036%0%
May 2865°F45°F76°F 202039°F 200936%0%
May 2965°F46°F70°F 200738°F 199936%0%
May 3065°F46°F71°F 200741°F 199936%0%
May 3165°F46°F76°F 201641°F 202636%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Clallam County, 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 (PDT).

May 1
sunrise 5:57 AM, sunset 8:30 PM
May 31
sunrise 5:21 AM, sunset 9:07 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00452548 (Elwha RS), public domain. Records: NOAA GHCN-Daily, station USW00094266, 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.