Ashton climate

Ashton Weather in May

NOAA 1991-2020 normals for Ashton 1N, 0.7 km from Ashton

Average highs run from 61°F on May 1 to 69°F on May 31, and lows from 36°F to 43°F. Normal precipitation for the month is 2.24 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 Ashton, 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
40°F
Precipitation
2.24 in
Record high
92°FMay 28, 2003
Record low
19°FMay 2, 2013
Chance of a freeze
93%
Daylight
14 h 12 min to 15 h 15 min
Cloud cover
68%
Humidity
68%
Dew point
35°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°F36°F81°F 202324°F 201924%2%
May 261°F36°F78°F 201519°F 201324%1%
May 361°F36°F79°F 202326°F 200624%1%
May 462°F37°F81°F 200426°F 200124%1%
May 562°F37°F81°F 201623°F 201024%1%
May 663°F37°F80°F 201824°F 199924%1%
May 763°F38°F78°F 200422°F 201024%1%
May 863°F38°F78°F 200123°F 200225%1%
May 964°F38°F80°F 201223°F 200225%1%
May 1064°F38°F84°F 202524°F 202225%1%
May 1164°F39°F82°F 200724°F 199925%1%
May 1265°F39°F86°F 200129°F 200225%1%
May 1365°F39°F86°F 201327°F 200926%0%
May 1465°F40°F81°F 200629°F 201026%0%
May 1565°F40°F86°F 201231°F 200426%0%
May 1666°F40°F84°F 200632°F 200926%0%
May 1766°F40°F84°F 200631°F 199927%0%
May 1866°F40°F87°F 200930°F 200327%0%
May 1966°F41°F85°F 200223°F 200327%0%
May 2067°F41°F84°F 200827°F 200328%0%
May 2167°F41°F85°F 201228°F 200128%0%
May 2267°F41°F79°F 200931°F 200728%0%
May 2367°F42°F84°F 200331°F 202228%0%
May 2468°F42°F87°F 200331°F 201228%0%
May 2568°F42°F87°F 200334°F 200428%0%
May 2668°F42°F85°F 202236°F 201129%0%
May 2768°F42°F86°F 202634°F 201129%0%
May 2868°F42°F92°F 200334°F 200629%0%
May 2969°F43°F89°F 200333°F 200729%0%
May 3069°F43°F88°F 200332°F 200428%0%
May 3169°F43°F86°F 202532°F 200428%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Ashton, in percent, and of at least 0.1 inch of snowfall.01020301102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (MDT).

May 1
sunrise 6:17 AM, sunset 8:29 PM
May 31
sunrise 5:46 AM, sunset 9:01 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00100470 (Ashton 1N), public domain. Records: NOAA GHCN-Daily, station USW00094194, 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.