Stamford climate

Stamford Weather in May

NOAA 1991-2020 normals for Lansing Manor, 13.1 km from Stamford

Average highs run from 63°F on May 1 to 73°F on May 31, and lows from 37°F to 47°F. Normal precipitation for the month is 3.64 in.

May day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Stamford, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
68°F
Average low
42°F
Precipitation
3.64 in
Record high
86°FMay 19, 2026
Record low
25°FMay 9, 2020
Chance of a freeze
90%
Daylight
14 h 05 min to 15 h 03 min
Cloud cover
67%
Humidity
79%
Dew point
47°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 163°F37°F63°F 201328°F 20123%
May 264°F37°F68°F 201728°F 20222%
May 364°F38°F79°F 201836°F 20262%
May 465°F38°F76°F 201831°F 20172%
May 565°F39°F77°F 201529°F 20202%
May 665°F39°F76°F 202628°F 20202%
May 766°F39°F72°F 201528°F 20142%
May 866°F40°F78°F 201530°F 20222%
May 966°F40°F82°F 201525°F 20201%
May 1067°F40°F79°F 201525°F 20201%
May 1167°F41°F80°F 201530°F 20161%
May 1267°F41°F80°F 201531°F 20201%
May 1368°F41°F79°F 201427°F 20201%
May 1468°F42°F78°F 202227°F 20201%
May 1568°F42°F78°F 202228°F 20131%
May 1669°F42°F74°F 202232°F 20161%
May 1769°F43°F77°F 202532°F 20161%
May 1869°F43°F84°F 201727°F 20231%
May 1969°F43°F86°F 202627°F 20231%
May 2070°F44°F82°F 202633°F 20231%
May 2170°F44°F80°F 202134°F 20151%
May 2270°F44°F85°F 202139°F 20191%
May 2370°F44°F84°F 202229°F 20150%
May 2471°F45°F78°F 202034°F 20150%
May 2571°F45°F74°F 201832°F 20230%
May 2671°F45°F80°F 201632°F 20230%
May 2771°F46°F85°F 202134°F 20230%
May 2872°F46°F84°F 202035°F 20130%
May 2972°F46°F86°F 201636°F 20210%
May 3072°F46°F84°F 201239°F 20210%
May 3173°F47°F81°F 201140°F 20140%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Stamford, in percent, and of at least 0.1 inch of snowfall.01231102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EDT).

May 1
sunrise 5:53 AM, sunset 7:58 PM
May 31
sunrise 5:25 AM, sunset 8:28 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00304575 (Lansing Manor), public domain. Records: NOAA GHCN-Daily, station USC00303322, 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.