Middlesex climate

Middlesex Weather in May

NOAA 1991-2020 normals for Wilson 3 Sw, 25.6 km from Middlesex

Average highs run from 77°F on May 1 to 83°F on May 31, and lows from 54°F to 63°F. Normal precipitation for the month is 3.92 in over about 10 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 Middlesex, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
80°F
Average low
58°F
Precipitation
3.92 in
Record high
102°FMay 29, 1941
Record low
28°FMay 2, 1963
Chance of a freeze
0%
Days of 90°F or more
3.0
Daylight
13 h 39 min to 14 h 25 min
Cloud cover
58%
Humidity
76%
Dew point
59°F
Wind
6.9 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 177°F54°F94°F 194234°F 197733%0%
May 277°F54°F92°F 200728°F 196333%0%
May 377°F54°F93°F 191330°F 196333%0%
May 477°F55°F97°F 193831°F 198633%0%
May 578°F55°F94°F 195531°F 195733%0%
May 678°F55°F96°F 195032°F 198733%0%
May 778°F56°F94°F 194031°F 197033%0%
May 878°F56°F97°F 194031°F 198933%0%
May 978°F56°F95°F 193629°F 195633%0%
May 1078°F57°F93°F 189630°F 198033%0%
May 1179°F57°F96°F 189629°F 196633%0%
May 1279°F57°F94°F 189633°F 197733%0%
May 1379°F57°F96°F 195332°F 197733%0%
May 1479°F58°F96°F 193336°F 194133%0%
May 1579°F58°F94°F 194438°F 192033%0%
May 1680°F58°F96°F 194436°F 197333%0%
May 1780°F59°F96°F 194137°F 195633%0%
May 1880°F59°F95°F 194435°F 197333%0%
May 1980°F59°F95°F 202636°F 197333%0%
May 2080°F60°F97°F 196237°F 200233%0%
May 2181°F60°F96°F 194136°F 200933%0%
May 2281°F60°F101°F 194137°F 200233%0%
May 2381°F60°F101°F 194135°F 198333%0%
May 2481°F61°F96°F 194437°F 200233%0%
May 2582°F61°F96°F 201937°F 194633%0%
May 2682°F61°F97°F 195338°F 196733%0%
May 2782°F62°F100°F 194136°F 198833%0%
May 2882°F62°F101°F 194134°F 196133%0%
May 2983°F62°F102°F 194137°F 202433%0%
May 3083°F63°F97°F 195340°F 198433%0%
May 3183°F63°F99°F 195341°F 196133%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Middlesex, 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 6:21 AM, sunset 8:00 PM
May 31
sunrise 5:58 AM, sunset 8:23 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00319476 (Wilson 3 Sw), public domain. Records: NOAA GHCN-Daily, station USC00315123, 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.