Clayton climate

Clayton Weather in March

NOAA 1991-2020 normals for St Louis Sci Ctr, 4.8 km from Clayton

Average highs run from 51°F on March 1 to 62°F on March 31, and lows from 33°F to 43°F. Normal precipitation for the month is 3.61 in.

March day by day

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

Normal daily high and low temperature at Clayton, in °F, with the record for each date.-20020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

March at a glance

Average high
56°F
Average low
38°F
Precipitation
3.61 in
Snowfall
2.3 in
Record high
93°FMar 26, 2026
Record low
-5°FMar 5, 1960
Chance of a freeze
98%
Daylight
11 h 21 min to 12 h 37 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°F33°F78°F 19925°F 196210%
Mar 251°F33°F82°F 20222°F 19809%
Mar 352°F34°F85°F 19741°F 19439%
Mar 452°F34°F79°F 1974-1°F 19789%
Mar 552°F34°F84°F 1956-5°F 19609%
Mar 653°F35°F85°F 19562°F 19608%
Mar 753°F35°F85°F 19742°F 19438%
Mar 853°F35°F82°F 19744°F 19438%
Mar 954°F36°F79°F 199012°F 19698%
Mar 1054°F36°F87°F 202612°F 19487%
Mar 1154°F36°F85°F 19728°F 19487%
Mar 1255°F37°F84°F 19721°F 19487%
Mar 1355°F37°F83°F 201212°F 19687%
Mar 1456°F37°F86°F 201213°F 19936%
Mar 1556°F38°F82°F 201615°F 19496%
Mar 1656°F38°F86°F 194517°F 19416%
Mar 1757°F38°F83°F 201113°F 19416%
Mar 1857°F38°F84°F 202515°F 19415%
Mar 1957°F39°F82°F 201210°F 19655%
Mar 2058°F39°F88°F 202613°F 19655%
Mar 2158°F39°F87°F 199716°F 19605%
Mar 2258°F40°F90°F 202619°F 20024%
Mar 2359°F40°F84°F 19397°F 19744%
Mar 2459°F40°F84°F 19673°F 19744%
Mar 2560°F41°F83°F 200711°F 19554%
Mar 2660°F41°F93°F 20265°F 19554%
Mar 2760°F41°F86°F 194515°F 19553%
Mar 2861°F42°F89°F 198524°F 19663%
Mar 2961°F42°F88°F 196321°F 19703%
Mar 3062°F42°F86°F 198618°F 19643%
Mar 3162°F43°F87°F 198120°F 19693%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Clayton, in percent, and of at least 0.1 inch of snowfall.02468101102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

March 1
sunrise 6:33 AM, sunset 5:54 PM
March 31
sunrise 6:47 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 USC00237452 (St Louis Sci Ctr), public domain. Records: NOAA GHCN-Daily, station USW00013994, 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.