Harrison climate

Harrison Weather in May

NOAA 1991-2020 normals for Bridgton 3 Nw, 7 km from Harrison

Average highs run from 62°F on May 1 to 70°F on May 31, and lows from 36°F to 48°F. Normal precipitation for the month is 3.71 in over about 11 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 Harrison, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
66°F
Average low
42°F
Precipitation
3.71 in
Record high
96°FMay 27, 2020
Record low
22°FMay 1, 2008
Chance of a freeze
76%
Daylight
14 h 12 min to 15 h 15 min
Cloud cover
69%
Humidity
79%
Dew point
46°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 200122°F 200834%
May 262°F37°F91°F 200126°F 200834%
May 363°F37°F92°F 200126°F 200034%
May 463°F38°F86°F 201525°F 200334%
May 563°F38°F85°F 202625°F 200534%
May 664°F38°F81°F 200227°F 202034%
May 764°F39°F91°F 200028°F 200135%
May 864°F39°F85°F 200727°F 200635%
May 965°F40°F87°F 200726°F 199735%
May 1065°F40°F89°F 201527°F 201035%
May 1165°F40°F87°F 200125°F 201035%
May 1266°F41°F88°F 200427°F 202636%
May 1366°F41°F89°F 202227°F 199936%
May 1466°F42°F92°F 202227°F 200136%
May 1566°F42°F92°F 200431°F 201336%
May 1667°F42°F83°F 202528°F 200336%
May 1767°F43°F91°F 201726°F 200336%
May 1867°F43°F95°F 201727°F 202337%
May 1967°F43°F94°F 202628°F 200237%
May 2067°F44°F88°F 200323°F 200237%
May 2168°F44°F92°F 200932°F 201737%
May 2268°F45°F93°F 202229°F 202637%
May 2368°F45°F84°F 202433°F 200737%
May 2468°F45°F90°F 200730°F 202037%
May 2568°F46°F93°F 201032°F 200838%
May 2669°F46°F93°F 201030°F 200938%
May 2769°F46°F96°F 202028°F 199738%
May 2869°F47°F92°F 201631°F 199738%
May 2969°F47°F92°F 199832°F 201438%
May 3069°F47°F90°F 199934°F 202638%
May 3170°F48°F93°F 199930°F 200439%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Harrison, 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 5:34 AM, sunset 7:46 PM
May 31
sunrise 5:03 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 USC00170844 (Bridgton 3 Nw), public domain. Records: NOAA GHCN-Daily, station USW00054772, 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.