Chalmette climate

Chalmette Weather in May

NOAA 1991-2020 normals for Chalmette, 2.1 km from Chalmette

Average highs run from 83°F on May 1 to 90°F on May 31, and lows from 64°F to 71°F. Normal precipitation for the month is 6.32 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 Chalmette, in °F, with the record for each date.5060708090100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
87°F
Average low
68°F
Precipitation
6.32 in
Record high
96°FMay 26, 2000
Record low
51°FMay 4, 2013
Chance of a freeze
0%
Days of 90°F or more
15.7
Daylight
13 h 20 min to 13 h 56 min
Cloud cover
49%
Humidity
77%
Dew point
68°F
Wind
9.4 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 183°F64°F90°F 200257°F 19960%
May 283°F64°F92°F 200257°F 20260%
May 383°F64°F94°F 200253°F 20130%
May 484°F65°F92°F 200251°F 20130%
May 584°F65°F92°F 200259°F 20130%
May 684°F65°F93°F 200256°F 20130%
May 784°F65°F94°F 200257°F 19920%
May 885°F65°F93°F 200261°F 19920%
May 985°F66°F93°F 200258°F 19920%
May 1085°F66°F92°F 200362°F 19920%
May 1186°F66°F92°F 200064°F 20250%
May 1286°F66°F93°F 200063°F 19930%
May 1386°F67°F94°F 200063°F 20130%
May 1486°F67°F92°F 201861°F 20020%
May 1587°F67°F92°F 199255°F 20140%
May 1687°F67°F92°F 199458°F 20140%
May 1787°F68°F91°F 200059°F 20110%
May 1887°F68°F92°F 200060°F 20090%
May 1988°F68°F93°F 200059°F 20020%
May 2088°F68°F92°F 199863°F 19950%
May 2188°F69°F93°F 202064°F 19930%
May 2288°F69°F92°F 199566°F 19930%
May 2389°F69°F94°F 200062°F 19930%
May 2489°F70°F95°F 200069°F 20170%
May 2589°F70°F95°F 200066°F 20170%
May 2689°F70°F96°F 200068°F 20170%
May 2789°F70°F96°F 200069°F 19920%
May 2890°F71°F95°F 200069°F 19920%
May 2990°F71°F94°F 202469°F 19960%
May 3090°F71°F95°F 199866°F 20210%
May 3190°F71°F95°F 199869°F 19920%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Chalmette, in percent, and of at least 0.1 inch of snowfall.00.21102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

May 1
sunrise 6:17 AM, sunset 7:37 PM
May 31
sunrise 6:00 AM, sunset 7:56 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00166130 (Chalmette), public domain. Records: NOAA GHCN-Daily, station USW00053917, 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.