Brown County climate

Brown County Weather in March

NOAA 1991-2020 normals for Hiawatha 1 S, 2.9 km from Brown County

Average highs run from 47°F on March 1 to 60°F on March 31, and lows from 23°F to 35°F. Normal precipitation for the month is 2.01 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 Brown County, in °F, with the record for each date.-20020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

March at a glance

Average high
53°F
Average low
29°F
Precipitation
2.01 in
Snowfall
2.2 in
Record high
88°FMar 20, 2017
Record low
-2°FMar 12, 2022
Chance of a freeze
100%
Daylight
11 h 19 min to 12 h 38 min
Cloud cover
64%
Humidity
73%
Dew point
32°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 147°F23°F72°F 20163°F 200920%6%
Mar 247°F24°F76°F 20223°F 200921%6%
Mar 348°F24°F78°F 20228°F 200921%6%
Mar 448°F24°F68°F 201814°F 200821%6%
Mar 548°F25°F72°F 20176°F 201522%6%
Mar 649°F25°F80°F 200911°F 201522%5%
Mar 749°F25°F77°F 201714°F 200822%5%
Mar 850°F26°F74°F 20160°F 200823%5%
Mar 950°F26°F73°F 20211°F 200823%5%
Mar 1051°F26°F75°F 202118°F 202223%5%
Mar 1151°F27°F78°F 202110°F 202223%5%
Mar 1251°F27°F72°F 2011-2°F 202224%5%
Mar 1352°F28°F75°F 20152°F 202224%4%
Mar 1452°F28°F76°F 201519°F 201825%4%
Mar 1553°F28°F83°F 201218°F 201725%4%
Mar 1653°F29°F77°F 201222°F 200825%4%
Mar 1754°F29°F85°F 201523°F 200826%4%
Mar 1854°F29°F81°F 200932°F 201026%4%
Mar 1955°F30°F76°F 201223°F 201627%4%
Mar 2055°F30°F88°F 201725°F 201527%4%
Mar 2155°F31°F81°F 201118°F 201327%4%
Mar 2256°F31°F80°F 201123°F 201028%3%
Mar 2356°F31°F80°F 201124°F 201028%3%
Mar 2457°F32°F80°F 201719°F 200828%3%
Mar 2557°F32°F61°F 201721°F 200829%3%
Mar 2658°F33°F80°F 201229°F 201529%3%
Mar 2758°F33°F80°F 201228°F 200929%3%
Mar 2858°F33°F79°F 201225°F 201130%3%
Mar 2959°F34°F79°F 201223°F 200930%3%
Mar 3059°F34°F79°F 201223°F 200930%3%
Mar 3160°F35°F78°F 201627°F 202131%3%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Brown County, 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 6:55 AM, sunset 6:14 PM
March 31
sunrise 7:08 AM, sunset 7:46 PM

Every day of March: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00143634 (Hiawatha 1 S), public domain. Records: NOAA GHCN-Daily, station USC00143634, 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.