Arnold climate

Arnold Weather in March

NOAA 1991-2020 normals for Cahokia, 21.9 km from Arnold

Average highs run from 51°F on March 1 to 62°F on March 31, and lows from 30°F to 40°F. Normal precipitation for the month is 3.55 in over about 10 wet days.

March day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Arnold, in °F, with the record for each date.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

March at a glance

Average high
56°F
Average low
35°F
Precipitation
3.55 in
Snowfall
1.2 in
Record high
93°FMar 22, 2026
Record low
4°FMar 3, 2014
Chance of a freeze
99%
Daylight
11 h 22 min to 12 h 36 min
Cloud cover
65%
Humidity
78%
Dew point
37°F
Wind
7.6 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
Mar 151°F30°F76°F 200615°F 201530%5%
Mar 251°F30°F81°F 20227°F 201430%5%
Mar 351°F31°F76°F 20244°F 201430%5%
Mar 452°F31°F78°F 20244°F 201930%5%
Mar 552°F31°F75°F 202211°F 200831%5%
Mar 652°F32°F84°F 200913°F 201931%5%
Mar 753°F32°F82°F 200021°F 199931%5%
Mar 853°F32°F80°F 200017°F 200831%4%
Mar 953°F33°F76°F 201718°F 200331%4%
Mar 1054°F33°F84°F 202616°F 199831%4%
Mar 1154°F33°F81°F 201415°F 199832%4%
Mar 1255°F33°F82°F 20129°F 199832%4%
Mar 1355°F34°F82°F 202521°F 200532%4%
Mar 1455°F34°F85°F 201218°F 200532%4%
Mar 1556°F34°F79°F 201216°F 201732%4%
Mar 1656°F35°F82°F 201522°F 202633%3%
Mar 1756°F35°F80°F 201117°F 202633%3%
Mar 1857°F35°F82°F 202523°F 202333%3%
Mar 1957°F36°F80°F 201221°F 202333%3%
Mar 2058°F36°F89°F 202619°F 202334%3%
Mar 2158°F36°F86°F 202620°F 201334%3%
Mar 2258°F37°F93°F 202619°F 200234%3%
Mar 2359°F37°F74°F 200923°F 200234%3%
Mar 2459°F37°F80°F 200719°F 201434%2%
Mar 2560°F38°F84°F 200722°F 201435%2%
Mar 2660°F38°F93°F 202615°F 201435%2%
Mar 2760°F38°F81°F 200719°F 200135%2%
Mar 2861°F39°F81°F 201227°F 201535%2%
Mar 2961°F39°F80°F 199828°F 202335%2%
Mar 3062°F39°F85°F 202625°F 201435%2%
Mar 3162°F40°F84°F 202627°F 200335%2%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Arnold, 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).

March 1
sunrise 6:33 AM, sunset 5:55 PM
March 31
sunrise 6:48 AM, sunset 7:24 PM

Every day of March: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00111160 (Cahokia), public domain. Records: NOAA GHCN-Daily, station USW00003960, 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.