Rowley climate

Rowley Weather in May

NOAA 1991-2020 normals for Groveland, 13.8 km from Rowley

Average highs run from 65°F on May 1 to 73°F on May 31, and lows from 41°F to 50°F. Normal precipitation for the month is 3.83 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 Rowley, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
69°F
Average low
46°F
Precipitation
3.83 in
Record high
94°FMay 18, 2017
Record low
29°FMay 1, 2008
Chance of a freeze
63%
Days of 90°F or more
0.8
Daylight
14 h 06 min to 15 h 05 min
Cloud cover
64%
Humidity
79%
Dew point
48°F
Wind
5.1 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 165°F41°F80°F 200429°F 200838%1%
May 265°F42°F91°F 200134°F 201139%1%
May 365°F42°F91°F 200133°F 200039%1%
May 466°F42°F88°F 200134°F 200339%1%
May 566°F43°F82°F 200032°F 200539%1%
May 666°F43°F78°F 200231°F 200139%1%
May 767°F43°F89°F 200030°F 200139%1%
May 867°F44°F83°F 200034°F 202239%1%
May 967°F44°F85°F 200733°F 201740%1%
May 1067°F44°F89°F 201533°F 202040%1%
May 1168°F44°F84°F 200430°F 201040%0%
May 1268°F45°F85°F 201436°F 202440%0%
May 1368°F45°F77°F 202331°F 200540%0%
May 1469°F45°F87°F 202233°F 199940%0%
May 1569°F46°F88°F 200434°F 201340%0%
May 1669°F46°F81°F 201736°F 199940%0%
May 1769°F46°F92°F 201733°F 200340%0%
May 1870°F46°F94°F 201730°F 200340%0%
May 1970°F47°F94°F 202636°F 200240%0%
May 2070°F47°F88°F 202633°F 200240%0%
May 2170°F47°F88°F 200936°F 200240%0%
May 2271°F48°F89°F 202238°F 200740%0%
May 2371°F48°F80°F 202440°F 202340%0%
May 2471°F48°F83°F 200242°F 202039%0%
May 2571°F48°F90°F 200740°F 200639%0%
May 2672°F49°F92°F 201040°F 200939%0%
May 2772°F49°F87°F 201541°F 201339%0%
May 2872°F49°F91°F 201637°F 201439%0%
May 2972°F50°F85°F 201835°F 201439%0%
May 3073°F50°F89°F 201338°F 202639%0%
May 3173°F50°F92°F 201338°F 202639%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Rowley, 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 5:38 AM, sunset 7:44 PM
May 31
sunrise 5:09 AM, sunset 8:14 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00193276 (Groveland), public domain. Records: NOAA GHCN-Daily, station USW00054733, 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.