Montgomery climate

Montgomery Weather in May

NOAA 1991-2020 normals for Williamsport, 9 km from Montgomery

Average highs run from 68°F on May 1 to 76°F on May 31, and lows from 44°F to 54°F. Normal precipitation for the month is 3.86 in over about 14 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 Montgomery, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
72°F
Average low
49°F
Precipitation
3.86 in
Record high
96°FMay 19, 1996
Record low
28°FMay 5, 1966
Chance of a freeze
31%
Days of 90°F or more
1.5
Daylight
14 h 00 min to 14 h 55 min
Cloud cover
67%
Humidity
78%
Dew point
51°F
Wind
4.3 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 168°F44°F90°F 201030°F 197843%
May 268°F45°F89°F 201832°F 196043%
May 369°F45°F92°F 200130°F 196643%
May 469°F45°F91°F 200130°F 200243%
May 569°F46°F94°F 194928°F 196643%
May 670°F46°F95°F 194933°F 196843%
May 770°F46°F92°F 200030°F 196843%
May 870°F47°F88°F 200029°F 197444%
May 971°F47°F93°F 196329°F 202044%
May 1071°F47°F90°F 195330°F 196644%
May 1171°F48°F92°F 194829°F 196644%
May 1271°F48°F90°F 199132°F 199044%
May 1372°F48°F90°F 199130°F 202044%0%
May 1472°F49°F91°F 199128°F 199644%0%
May 1572°F49°F94°F 196237°F 196943%0%
May 1673°F49°F90°F 196233°F 197343%0%
May 1773°F49°F93°F 196231°F 195643%0%
May 1873°F50°F95°F 196231°F 198343%0%
May 1973°F50°F96°F 199629°F 197343%0%
May 2074°F50°F96°F 199634°F 200843%0%
May 2174°F51°F93°F 202232°F 200243%0%
May 2274°F51°F93°F 199232°F 200243%0%
May 2374°F51°F94°F 196435°F 196743%0%
May 2475°F52°F90°F 196431°F 196343%0%
May 2575°F52°F92°F 199131°F 195643%0%
May 2675°F52°F92°F 201040°F 196843%0%
May 2775°F53°F91°F 201033°F 196942%0%
May 2876°F53°F93°F 199134°F 198342%0%
May 2976°F53°F95°F 196937°F 194942%0%
May 3076°F54°F93°F 198737°F 194942%0%
May 3176°F54°F94°F 201137°F 196142%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Montgomery, 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 6:05 AM, sunset 8:05 PM
May 31
sunrise 5:38 AM, sunset 8:33 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00014778 (Williamsport), public domain. Records: NOAA GHCN-Daily, station USW00014778, 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.