Lake Secession climate

Lake Secession Weather in May

NOAA 1991-2020 normals for Calhoun Falls, 21.6 km from Lake Secession

Average highs run from 78°F on May 1 to 85°F on May 31, and lows from 53°F to 63°F. Normal precipitation for the month is 3.34 in over about 8 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 Lake Secession, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
81°F
Average low
58°F
Precipitation
3.34 in
Record high
98°FMay 31, 1953
Record low
34°FMay 8, 1989
Chance of a freeze
0%
Days of 90°F or more
3.4
Daylight
13 h 34 min to 14 h 17 min
Cloud cover
54%
Humidity
76%
Dew point
60°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 178°F53°F90°F 200738°F 199627%0%
May 278°F54°F90°F 195938°F 196327%0%
May 378°F54°F93°F 195939°F 197127%0%
May 479°F54°F90°F 195035°F 197127%0%
May 579°F55°F93°F 195537°F 201127%0%
May 679°F55°F95°F 195238°F 196827%0%
May 779°F55°F93°F 195940°F 198927%0%
May 880°F56°F91°F 195234°F 198927%0%
May 980°F56°F92°F 195239°F 198427%0%
May 1080°F56°F91°F 195541°F 196627%0%
May 1180°F56°F92°F 195537°F 199727%0%
May 1280°F57°F92°F 198040°F 202027%0%
May 1381°F57°F92°F 195636°F 196027%0%
May 1481°F57°F95°F 198239°F 196027%0%
May 1581°F58°F93°F 196243°F 195928%0%
May 1681°F58°F92°F 196243°F 196728%0%
May 1782°F58°F92°F 197741°F 199728%0%
May 1882°F59°F94°F 196239°F 197328%0%
May 1982°F59°F96°F 196241°F 197628%0%
May 2082°F59°F94°F 196245°F 200728%0%
May 2182°F60°F95°F 196243°F 195428%0%
May 2283°F60°F95°F 195140°F 199328%0%
May 2383°F60°F95°F 195644°F 200228%0%
May 2483°F61°F95°F 196046°F 200229%0%
May 2583°F61°F96°F 195346°F 200529%0%
May 2684°F61°F97°F 201942°F 197929%0%
May 2784°F61°F95°F 196240°F 196129%0%
May 2884°F62°F95°F 201947°F 196129%0%
May 2984°F62°F96°F 201951°F 196129%0%
May 3084°F62°F96°F 201950°F 197129%0%
May 3185°F63°F98°F 195340°F 198430%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Lake Secession, in percent, and of at least 0.1 inch of snowfall.01020301102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EDT).

May 1
sunrise 6:41 AM, sunset 8:15 PM
May 31
sunrise 6:20 AM, sunset 8:37 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00381277 (Calhoun Falls), public domain. Records: NOAA GHCN-Daily, station USW00093846, 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 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.