Walden climate

Walden Weather in May

NOAA 1991-2020 normals for Walden 1 Ese, 2.4 km from Walden

Average highs run from 67°F on May 1 to 75°F on May 31, and lows from 42°F to 52°F. Normal precipitation for the month is 3.82 in over about 12 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 Walden, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
71°F
Average low
47°F
Precipitation
3.82 in
Record high
94°FMay 19, 2026
Record low
26°FMay 1, 2008
Chance of a freeze
44%
Daylight
14 h 01 min to 14 h 58 min
Cloud cover
64%
Humidity
78%
Dew point
50°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 167°F42°F88°F 201026°F 200837%0%
May 267°F43°F90°F 201831°F 200537%0%
May 368°F43°F92°F 201831°F 200537%0%
May 468°F43°F90°F 200132°F 200337%0%
May 568°F44°F83°F 200030°F 200537%0%
May 669°F44°F89°F 200032°F 201137%0%
May 769°F44°F90°F 200030°F 200637%0%
May 869°F45°F89°F 200031°F 200137%0%
May 970°F45°F93°F 200031°F 202037%0%
May 1070°F45°F87°F 201528°F 202037%0%
May 1170°F46°F88°F 201529°F 201037%0%
May 1271°F46°F86°F 201535°F 201037%0%
May 1371°F46°F86°F 200429°F 202037%0%
May 1471°F47°F81°F 201028°F 202037%0%
May 1571°F47°F88°F 201833°F 201337%0%
May 1672°F47°F85°F 199835°F 200037%0%
May 1772°F48°F93°F 201733°F 202337%0%
May 1872°F48°F93°F 201728°F 202337%0%
May 1972°F48°F94°F 202631°F 200237%0%
May 2073°F49°F88°F 202629°F 200237%0%
May 2173°F49°F89°F 202231°F 202037%0%
May 2273°F49°F87°F 202232°F 200237%0%
May 2373°F49°F87°F 200435°F 200236%0%
May 2474°F50°F86°F 200737°F 201536%0%
May 2574°F50°F90°F 200738°F 200636%0%
May 2674°F50°F94°F 201036°F 202336%0%
May 2774°F51°F88°F 201637°F 202336%0%
May 2875°F51°F92°F 201642°F 200036%0%
May 2975°F51°F91°F 200638°F 200836%0%
May 3075°F52°F90°F 201335°F 200436%0%
May 3175°F52°F92°F 201337°F 202636%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Walden, 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 (EDT).

May 1
sunrise 5:54 AM, sunset 7:55 PM
May 31
sunrise 5:26 AM, sunset 8:24 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00308906 (Walden 1 Ese), public domain. Records: NOAA GHCN-Daily, station USW00004789, 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.