Franklin climate

Franklin Weather in May

NOAA 1991-2020 normals for Portland Sewage Plt, 15.6 km from Franklin

Average highs run from 74°F on May 1 to 81°F on May 31, and lows from 52°F to 61°F. Normal precipitation for the month is 5.80 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 Franklin, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
78°F
Average low
57°F
Precipitation
5.80 in
Record high
94°FMay 15, 1962
Record low
29°FMay 1, 1963
Chance of a freeze
0%
Days of 90°F or more
0.7
Daylight
13 h 43 min to 14 h 30 min
Cloud cover
61%
Humidity
81%
Dew point
60°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 174°F52°F89°F 201729°F 196339%0%
May 275°F52°F88°F 195934°F 196339%0%
May 375°F53°F88°F 198635°F 197139%0%
May 475°F53°F88°F 195930°F 197139%0%
May 575°F53°F90°F 195936°F 195739%0%
May 676°F54°F87°F 195933°F 196839%0%
May 776°F54°F87°F 201432°F 202139%0%
May 876°F54°F89°F 198639°F 196038%0%
May 976°F55°F88°F 196332°F 202038%0%
May 1076°F55°F88°F 196331°F 196638%0%
May 1177°F55°F89°F 198632°F 202038%0%
May 1277°F56°F89°F 195637°F 202138%0%
May 1377°F56°F88°F 198232°F 202137%0%
May 1477°F56°F91°F 196232°F 202137%0%
May 1577°F56°F94°F 196233°F 202137%0%
May 1678°F57°F92°F 201837°F 199737%0%
May 1778°F57°F92°F 196240°F 197337%0%
May 1878°F57°F90°F 196241°F 197036%0%
May 1978°F58°F92°F 196240°F 197636%0%
May 2079°F58°F91°F 196242°F 197636%0%
May 2179°F58°F92°F 196241°F 198136%0%
May 2279°F58°F93°F 196241°F 200235%0%
May 2379°F59°F90°F 196235°F 196335%0%
May 2480°F59°F91°F 197040°F 196335%0%
May 2580°F59°F92°F 199641°F 197635%0%
May 2680°F60°F91°F 199639°F 197935%0%
May 2780°F60°F91°F 201235°F 196135%0%
May 2881°F60°F92°F 196242°F 196135%0%
May 2981°F60°F91°F 196243°F 196434%0%
May 3081°F61°F91°F 201138°F 198434%0%
May 3181°F61°F91°F 201138°F 202134%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Franklin, 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 (CDT).

May 1
sunrise 5:52 AM, sunset 7:35 PM
May 31
sunrise 5:29 AM, sunset 7:59 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00407359 (Portland Sewage Plt), public domain. Records: NOAA GHCN-Daily, station USC00407359, 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.