Blair climate

Blair Weather in May

NOAA 1991-2020 normals for Altus Dam, 12.2 km from Blair

Average highs run from 76°F on May 1 to 86°F on May 31, and lows from 53°F to 64°F. Normal precipitation for the month is 4.57 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 Blair, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
81°F
Average low
59°F
Precipitation
4.57 in
Record high
112°FMay 23, 2000
Record low
34°FMay 1, 1960
Chance of a freeze
2%
Days of 90°F or more
7.7
Daylight
13 h 36 min to 14 h 20 min
Cloud cover
54%
Humidity
62%
Dew point
54°F
Wind
11.6 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 176°F53°F100°F 200234°F 196024%0%
May 276°F53°F100°F 192736°F 196724%0%
May 377°F54°F105°F 199635°F 195424%0%
May 477°F54°F104°F 199637°F 194525%0%
May 577°F54°F98°F 194041°F 191725%0%
May 677°F55°F98°F 192739°F 194425%0%
May 778°F55°F102°F 195538°F 196025%0%
May 878°F56°F103°F 191834°F 198425%0%
May 978°F56°F100°F 192837°F 192326%0%
May 1079°F56°F106°F 196741°F 198126%0%
May 1179°F57°F103°F 200040°F 198126%0%
May 1279°F57°F99°F 192139°F 197926%0%
May 1380°F57°F99°F 195638°F 196626%0%
May 1480°F58°F101°F 195243°F 195326%0%
May 1580°F58°F101°F 196637°F 194226%0%
May 1681°F59°F103°F 196639°F 194526%0%
May 1781°F59°F104°F 192738°F 194527%0%
May 1881°F59°F102°F 192743°F 200227%0%
May 1982°F60°F102°F 200643°F 197127%0%
May 2082°F60°F104°F 200644°F 198127%0%
May 2183°F61°F105°F 195345°F 196727%0%
May 2283°F61°F105°F 193941°F 193127%0%
May 2383°F61°F112°F 200045°F 191727%0%
May 2484°F62°F109°F 200047°F 193027%0%
May 2584°F62°F105°F 198945°F 193027%0%
May 2684°F63°F104°F 195347°F 193027%0%
May 2785°F63°F103°F 195845°F 196127%0%
May 2885°F63°F103°F 192747°F 199227%0%
May 2985°F64°F106°F 199840°F 194727%0%
May 3086°F64°F108°F 200345°F 194727%0%
May 3186°F64°F104°F 198548°F 192427%0%

Chance of rain

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

May 1
sunrise 6:47 AM, sunset 8:23 PM
May 31
sunrise 6:25 AM, sunset 8:45 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00340184 (Altus Dam), public domain. Records: NOAA GHCN-Daily, station USC00340179, 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.