Arlington climate

Arlington Weather in May

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

Average highs run from 69°F on May 1 to 76°F on May 31, and lows from 46°F to 54°F. Normal precipitation for the month is 0.75 in over about 7 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 Arlington, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
73°F
Average low
50°F
Precipitation
0.75 in
Record high
100°FMay 30, 1903
Record low
25°FMay 1, 1954
Chance of a freeze
6%
Days of 90°F or more
1.7
Daylight
14 h 20 min to 15 h 27 min
Cloud cover
60%
Humidity
58%
Dew point
41°F
Wind
9.6 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 169°F46°F84°F 199825°F 195420%0%
May 269°F46°F89°F 194727°F 196520%0%
May 370°F46°F86°F 190929°F 191920%0%
May 470°F47°F88°F 196628°F 196220%0%
May 570°F47°F89°F 196628°F 193720%0%
May 671°F47°F91°F 196629°F 196520%0%
May 771°F48°F95°F 199228°F 190320%0%
May 871°F48°F91°F 198729°F 200220%0%
May 972°F48°F92°F 198730°F 192220%0%
May 1072°F49°F88°F 198729°F 199920%0%
May 1172°F49°F90°F 192428°F 191620%0%
May 1273°F49°F91°F 193128°F 194320%0%
May 1373°F49°F93°F 198831°F 190820%0%
May 1473°F50°F91°F 197328°F 196420%0%
May 1573°F50°F92°F 197330°F 194320%0%
May 1674°F50°F88°F 197331°F 191720%0%
May 1774°F51°F92°F 200632°F 190620%0%
May 1874°F51°F95°F 200631°F 198320%0%
May 1974°F51°F93°F 200630°F 198720%0%
May 2074°F51°F90°F 202333°F 189820%0%
May 2175°F52°F92°F 192831°F 190320%0%
May 2275°F52°F88°F 191031°F 196020%0%
May 2375°F52°F92°F 191029°F 196420%0%
May 2475°F52°F97°F 200132°F 189820%0%
May 2575°F53°F91°F 199930°F 191820%0%
May 2676°F53°F90°F 194730°F 191819%0%
May 2776°F53°F93°F 194730°F 192119%0%
May 2876°F53°F94°F 198331°F 195419%0%
May 2976°F53°F93°F 198330°F 195119%0%
May 3076°F54°F100°F 190332°F 190218%0%
May 3176°F54°F98°F 198629°F 189818%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Arlington, in percent, and of at least 0.1 inch of snowfall.05101520251102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (PDT).

May 1
sunrise 5:48 AM, sunset 8:08 PM
May 31
sunrise 5:15 AM, sunset 8:42 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00350265 (Arlington), public domain. Records: NOAA GHCN-Daily, station USC00353827, 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.