Palmyra climate

Palmyra Weather in May

NOAA 1991-2020 normals for Quincy Dam 21, 14.6 km from Palmyra

Average highs run from 70°F on May 1 to 79°F on May 31, and lows from 49°F to 60°F. Normal precipitation for the month is 4.80 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 Palmyra, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
74°F
Average low
54°F
Precipitation
4.80 in
Record high
104°FMay 31, 1934
Record low
30°FMay 3, 1976
Chance of a freeze
2%
Days of 90°F or more
0.8
Daylight
13 h 55 min to 14 h 48 min
Cloud cover
64%
Humidity
76%
Dew point
55°F
Wind
10.1 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 170°F49°F87°F 195134°F 196036%0%
May 270°F49°F90°F 196835°F 196736%0%
May 370°F50°F88°F 194930°F 197636%0%
May 471°F50°F90°F 195230°F 195436%0%
May 571°F50°F92°F 195231°F 199036%0%
May 671°F51°F88°F 193631°F 194436%0%
May 771°F51°F88°F 193635°F 196036%0%
May 872°F51°F91°F 202336°F 196035%0%
May 972°F52°F92°F 197934°F 196635%0%
May 1072°F52°F90°F 202232°F 196635%0%
May 1173°F53°F92°F 201136°F 195235%0%
May 1273°F53°F93°F 202238°F 201335%0%
May 1373°F53°F93°F 202236°F 198935%0%
May 1473°F54°F91°F 202238°F 195934%0%
May 1574°F54°F93°F 198835°F 195934%0%
May 1674°F54°F92°F 197738°F 195934%0%
May 1774°F55°F89°F 196439°F 197334%0%
May 1875°F55°F91°F 199638°F 200234%0%
May 1975°F55°F91°F 196240°F 196833%0%
May 2075°F56°F90°F 194138°F 195433%0%
May 2176°F56°F92°F 194139°F 200233%0%
May 2276°F56°F91°F 195638°F 196333%0%
May 2376°F57°F91°F 197240°F 199633%0%
May 2477°F57°F91°F 193941°F 193533%0%
May 2577°F57°F91°F 195342°F 197933%0%
May 2677°F58°F91°F 195338°F 196133%0%
May 2777°F58°F93°F 197839°F 199233%0%
May 2878°F58°F95°F 201842°F 199232%0%
May 2978°F59°F97°F 193437°F 194732%0%
May 3078°F59°F99°F 193441°F 194732%0%
May 3179°F60°F104°F 193442°F 197232%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Palmyra, 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 6:06 AM, sunset 8:01 PM
May 31
sunrise 5:40 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 USC00117077 (Quincy Dam 21), public domain. Records: NOAA GHCN-Daily, station USC00233601, 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.