Williams climate

Williams Weather in May

NOAA 1991-2020 normals for Williams, 1 km from Williams

Average highs run from 66°F on May 1 to 77°F on May 31, and lows from 35°F to 43°F. Normal precipitation for the month is 0.76 in over about 4 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 Williams, in °F, with the record for each date.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
71°F
Average low
39°F
Precipitation
0.76 in
Snowfall
0.1 in
Record high
92°FMay 11, 1934
Record low
8°FMay 11, 1933
Chance of a freeze
94%
Daylight
13 h 38 min to 14 h 22 min
Cloud cover
38%
Humidity
39%
Dew point
27°F
Wind
10.3 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 166°F35°F82°F 194710°F 191513%2%
May 266°F35°F86°F 194716°F 196713%2%
May 367°F35°F88°F 194723°F 194213%2%
May 467°F36°F90°F 194720°F 192813%2%
May 567°F36°F85°F 194720°F 193213%2%
May 667°F36°F84°F 194719°F 197813%2%
May 768°F37°F83°F 198916°F 193813%2%
May 868°F37°F84°F 198911°F 193013%2%
May 969°F37°F85°F 193413°F 193013%1%
May 1069°F37°F88°F 193420°F 192213%1%
May 1169°F38°F92°F 19348°F 193313%1%
May 1270°F38°F88°F 199621°F 190913%1%
May 1370°F38°F86°F 199618°F 193313%1%
May 1470°F39°F88°F 193719°F 193313%1%
May 1571°F39°F88°F 193722°F 191113%1%
May 1671°F39°F86°F 192725°F 192813%1%
May 1771°F39°F84°F 190420°F 194313%1%
May 1872°F40°F85°F 192423°F 194313%1%
May 1972°F40°F83°F 192425°F 194112%0%
May 2073°F40°F85°F 193420°F 193112%0%
May 2173°F41°F88°F 193423°F 194512%0%
May 2273°F41°F86°F 200517°F 192712%0%
May 2374°F41°F87°F 200019°F 192712%0%
May 2474°F41°F86°F 193625°F 192711%0%
May 2575°F42°F86°F 192522°F 198011%0%
May 2675°F42°F88°F 193822°F 191611%0%
May 2775°F42°F90°F 200318°F 192911%0%
May 2876°F43°F88°F 191020°F 192911%0%
May 2976°F43°F89°F 191021°F 191810%0%
May 3077°F43°F92°F 191022°F 191810%0%
May 3177°F43°F92°F 191022°F 193010%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Williams, in percent, and of at least 0.1 inch of snowfall.0510151102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (MST).

May 1
sunrise 5:37 AM, sunset 7:15 PM
May 31
sunrise 5:16 AM, sunset 7:38 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00029359 (Williams), public domain. Records: NOAA GHCN-Daily, station USC00029359, 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.