Randolph climate

Randolph Weather in May

NOAA 1991-2020 normals for Rochester, 13.4 km from Randolph

Average highs run from 62°F on May 1 to 72°F on May 31, and lows from 36°F to 45°F. Normal precipitation for the month is 3.85 in over about 13 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 Randolph, in °F, with the record for each date.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
67°F
Average low
41°F
Precipitation
3.85 in
Record high
91°FMay 27, 2020
Record low
20°FMay 3, 1966
Chance of a freeze
86%
Daylight
14 h 12 min to 15 h 14 min
Cloud cover
70%
Humidity
80%
Dew point
45°F
Wind
4.7 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 162°F36°F86°F 197024°F 200838%
May 262°F36°F85°F 200125°F 195639%
May 363°F36°F85°F 200120°F 196639%
May 463°F37°F83°F 194926°F 196739%
May 564°F37°F83°F 194924°F 195239%
May 664°F37°F82°F 197725°F 196340%
May 765°F38°F86°F 196422°F 196640%
May 865°F38°F84°F 201521°F 195640%
May 965°F38°F89°F 197921°F 195640%
May 1066°F39°F87°F 195324°F 196641%
May 1166°F39°F84°F 195321°F 195641%
May 1266°F39°F87°F 202226°F 196641%
May 1367°F40°F87°F 202226°F 196341%
May 1467°F40°F87°F 202226°F 196742%
May 1567°F40°F88°F 197427°F 197342%
May 1668°F41°F85°F 199130°F 195742%
May 1768°F41°F87°F 201725°F 195742%
May 1868°F41°F90°F 196224°F 202343%
May 1969°F42°F90°F 196228°F 200943%
May 2069°F42°F88°F 197525°F 200243%0%
May 2169°F42°F90°F 202226°F 196443%0%
May 2269°F42°F90°F 199429°F 200244%0%
May 2370°F43°F88°F 197528°F 199044%0%
May 2470°F43°F86°F 196427°F 195644%0%
May 2570°F43°F87°F 200723°F 195644%0%
May 2670°F44°F87°F 201027°F 195644%0%
May 2771°F44°F91°F 202027°F 196945%0%
May 2871°F44°F88°F 197832°F 201345%0%
May 2971°F45°F87°F 197832°F 195645%0%
May 3071°F45°F88°F 198730°F 196145%0%
May 3172°F45°F87°F 201326°F 196145%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Randolph, in percent, and of at least 0.1 inch of snowfall.010203040501102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EDT).

May 1
sunrise 5:42 AM, sunset 7:54 PM
May 31
sunrise 5:12 AM, sunset 8:26 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00436893 (Rochester), public domain. Records: NOAA GHCN-Daily, station USW00094705, 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.