Thayer climate

Thayer Weather in May

NOAA 1991-2020 normals for Mammoth Spring, 3.4 km from Thayer

Average highs run from 75°F on May 1 to 82°F on May 31, and lows from 49°F to 59°F. Normal precipitation for the month is 5.31 in over about 10 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 Thayer, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
78°F
Average low
54°F
Precipitation
5.31 in
Record high
95°FMay 26, 2012
Record low
31°FMay 16, 1997
Chance of a freeze
5%
Days of 90°F or more
1.2
Daylight
13 h 41 min to 14 h 28 min
Cloud cover
60%
Humidity
80%
Dew point
60°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 175°F49°F83°F 201236°F 201431%0%
May 275°F49°F86°F 202035°F 201431%0%
May 375°F50°F82°F 201434°F 200531%0%
May 475°F50°F90°F 201433°F 201131%0%
May 575°F50°F88°F 201435°F 201331%0%
May 676°F51°F86°F 201240°F 201631%0%
May 776°F51°F85°F 201637°F 202631%0%
May 876°F51°F87°F 200041°F 202031%0%
May 976°F52°F88°F 201835°F 202031%0%
May 1077°F52°F89°F 202240°F 200031%0%
May 1177°F52°F89°F 200540°F 202031%0%
May 1277°F53°F91°F 202237°F 200831%0%
May 1377°F53°F89°F 202239°F 202131%0%
May 1478°F53°F90°F 201337°F 200031%0%
May 1578°F54°F86°F 201939°F 201431%0%
May 1678°F54°F88°F 201231°F 199731%0%
May 1778°F54°F87°F 200140°F 201131%0%
May 1879°F55°F86°F 201238°F 200230%0%
May 1979°F55°F89°F 200638°F 200230%0%
May 2079°F55°F88°F 199842°F 200230%0%
May 2179°F56°F88°F 199841°F 200230%0%
May 2280°F56°F86°F 199839°F 201530%0%
May 2380°F56°F93°F 200040°F 199729%0%
May 2480°F57°F90°F 200043°F 200129%0%
May 2581°F57°F90°F 200640°F 200129%0%
May 2681°F57°F95°F 201247°F 199929%0%
May 2781°F58°F92°F 201244°F 199929%0%
May 2881°F58°F94°F 201246°F 200529%0%
May 2982°F58°F93°F 201245°F 199728%0%
May 3082°F59°F88°F 201841°F 202128%0%
May 3182°F59°F93°F 199845°F 202128%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Thayer, 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 (CDT).

May 1
sunrise 6:13 AM, sunset 7:54 PM
May 31
sunrise 5:50 AM, sunset 8:18 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00034572 (Mammoth Spring), public domain. Records: NOAA GHCN-Daily, station USW00053901, 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.