Hamilton climate

Hamilton Weather in May

NOAA 1991-2020 normals for Hamilton, 0.6 km from Hamilton

Average highs run from 61°F on May 1 to 69°F on May 31, and lows from 34°F to 42°F. Normal precipitation for the month is 1.53 in over about 11 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 Hamilton, in °F, with the record for each date.020406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
66°F
Average low
38°F
Precipitation
1.53 in
Record high
102°FMay 30, 1936
Record low
18°FMay 6, 1903
Chance of a freeze
96%
Daylight
14 h 23 min to 15 h 31 min
Cloud cover
69%
Humidity
73%
Dew point
33°F
Wind
4.5 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°F34°F83°F 200021°F 195431%0%
May 261°F34°F85°F 198522°F 195431%0%
May 361°F34°F88°F 190325°F 190731%0%
May 462°F35°F86°F 196626°F 192231%0%
May 562°F35°F86°F 196621°F 201032%0%
May 662°F35°F86°F 199218°F 190332%0%
May 763°F36°F86°F 198722°F 201032%0%
May 863°F36°F89°F 190122°F 201032%0%
May 964°F36°F85°F 199423°F 202233%0%
May 1064°F37°F89°F 194021°F 194633%0%
May 1164°F37°F89°F 199324°F 202233%0%
May 1265°F37°F90°F 199324°F 198534%0%
May 1365°F37°F92°F 193125°F 195334%0%
May 1465°F38°F90°F 193128°F 198634%0%
May 1566°F38°F99°F 193427°F 198635%0%
May 1666°F38°F90°F 201226°F 197435%0%
May 1766°F39°F86°F 200727°F 197435%0%
May 1867°F39°F88°F 190128°F 196536%0%
May 1967°F39°F90°F 200926°F 197436%0%
May 2067°F40°F89°F 195830°F 190336%0%
May 2167°F40°F89°F 191928°F 193136%0%
May 2268°F40°F90°F 191924°F 201037%0%
May 2368°F40°F90°F 200127°F 193037%0%
May 2468°F41°F93°F 200130°F 197537%0%
May 2568°F41°F91°F 192828°F 190437%0%
May 2668°F41°F94°F 193627°F 193037%0%
May 2769°F41°F95°F 193628°F 197337%0%
May 2869°F42°F92°F 191927°F 192237%0%
May 2969°F42°F93°F 193629°F 195137%0%
May 3069°F42°F102°F 193630°F 197937%0%
May 3169°F42°F94°F 198625°F 191737%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Hamilton, 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 6:23 AM, sunset 8:46 PM
May 31
sunrise 5:49 AM, sunset 9:20 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00243885 (Hamilton), public domain. Records: NOAA GHCN-Daily, station USC00243885, 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.