Linn County climate

Linn County Weather in March

NOAA 1991-2020 normals for Mound City, 7.8 km from Linn County

Average highs run from 51°F on March 1 to 61°F on March 31, and lows from 29°F to 38°F. Normal precipitation for the month is 2.65 in over about 8 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 Linn County, in °F, with the record for each date.-250255075100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

March at a glance

Average high
56°F
Average low
34°F
Precipitation
2.65 in
Snowfall
1.6 in
Record high
95°FMar 19, 1907
Record low
-6°FMar 12, 1948
Chance of a freeze
100%
Daylight
11 h 22 min to 12 h 36 min
Cloud cover
63%
Humidity
75%
Dew point
37°F
Wind
12.3 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°F29°F78°F 20171°F 196221%6%
Mar 251°F29°F91°F 19051°F 198021%5%
Mar 352°F30°F94°F 1905-1°F 194321%5%
Mar 452°F30°F82°F 19380°F 196022%5%
Mar 552°F30°F84°F 19560°F 196022%5%
Mar 653°F31°F82°F 19740°F 189922%5%
Mar 753°F31°F81°F 1974-2°F 194322%4%
Mar 854°F31°F79°F 20002°F 199623%4%
Mar 954°F32°F79°F 19923°F 199623%4%
Mar 1054°F32°F85°F 19558°F 193223%4%
Mar 1155°F32°F86°F 1967-4°F 194823%4%
Mar 1255°F33°F83°F 1916-6°F 194824%4%
Mar 1355°F33°F89°F 19166°F 202224%3%
Mar 1456°F33°F84°F 190512°F 189724%3%
Mar 1556°F33°F81°F 190510°F 194925%3%
Mar 1657°F34°F81°F 190513°F 202625%3%
Mar 1757°F34°F81°F 198211°F 190625%3%
Mar 1857°F34°F86°F 19215°F 192326%2%
Mar 1958°F35°F95°F 19074°F 192326%2%
Mar 2058°F35°F95°F 19078°F 190626%2%
Mar 2158°F35°F95°F 191612°F 197426%2%
Mar 2259°F36°F95°F 20269°F 195526%2%
Mar 2359°F36°F91°F 199514°F 200227%2%
Mar 2459°F36°F90°F 19297°F 197427%2%
Mar 2560°F36°F88°F 190712°F 194027%2%
Mar 2660°F37°F88°F 19105°F 195527%1%
Mar 2760°F37°F90°F 202614°F 191327%1%
Mar 2861°F37°F88°F 196319°F 189928%1%
Mar 2961°F38°F86°F 196717°F 194428%1%
Mar 3061°F38°F84°F 191716°F 196428%1%
Mar 3161°F38°F90°F 196618°F 192328%1%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Linn County, 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 (CDT).

March 1
sunrise 6:51 AM, sunset 6:13 PM
March 31
sunrise 7:06 AM, sunset 7:42 PM

Every day of March: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00145528 (Mound City), public domain. Records: NOAA GHCN-Daily, station USC00142835, 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.