Three Rivers climate

Three Rivers Weather in May

NOAA 1991-2020 normals for Sunriver, 9.4 km from Three Rivers

Average highs run from 61°F on May 1 to 67°F on May 31, and lows from 28°F to 36°F. Normal precipitation for the month is 1.71 in.

May day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Three Rivers, in °F, with the record for each date.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
65°F
Average low
33°F
Precipitation
1.71 in
Snowfall
0.3 in
Record high
93°FMay 24, 2001
Record low
11°FMay 2, 2003
Chance of a freeze
100%
Daylight
14 h 11 min to 15 h 14 min
Cloud cover
64%
Humidity
68%
Dew point
37°F
Wind
6.5 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 161°F28°F80°F 200017°F 20033%
May 262°F28°F83°F 200411°F 20033%
May 362°F29°F80°F 200423°F 20213%
May 462°F29°F82°F 201722°F 20043%
May 563°F29°F86°F 201722°F 20042%
May 663°F30°F78°F 201912°F 20032%
May 763°F30°F74°F 199912°F 20032%
May 863°F31°F83°F 200115°F 20022%
May 964°F31°F82°F 200714°F 20032%
May 1064°F31°F79°F 202014°F 20032%
May 1164°F32°F82°F 201314°F 20002%
May 1264°F32°F90°F 200121°F 20082%
May 1364°F32°F80°F 200123°F 20091%
May 1465°F33°F84°F 201223°F 20021%
May 1565°F33°F80°F 201222°F 19991%
May 1665°F33°F83°F 202324°F 19991%
May 1765°F34°F88°F 200815°F 20031%
May 1865°F34°F90°F 200915°F 20031%
May 1966°F34°F87°F 200619°F 20031%
May 2066°F35°F86°F 200819°F 20221%
May 2166°F35°F83°F 200022°F 20031%
May 2266°F35°F85°F 200024°F 20071%
May 2366°F35°F92°F 200122°F 20101%
May 2466°F35°F93°F 200122°F 20041%
May 2566°F36°F89°F 200126°F 20131%
May 2667°F36°F85°F 200125°F 20221%
May 2767°F36°F85°F 200125°F 19981%
May 2867°F36°F83°F 199925°F 20071%
May 2967°F36°F83°F 200926°F 20071%
May 3067°F36°F86°F 200927°F 19991%
May 3167°F36°F83°F 200926°F 20001%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Three Rivers, in percent, and of at least 0.1 inch of snowfall.012341102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (PDT).

May 1
sunrise 5:58 AM, sunset 8:09 PM
May 31
sunrise 5:27 AM, sunset 8:41 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00358246 (Sunriver), public domain. Records: NOAA GHCN-Daily, station USC00358246, 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.