Chatham County climate

Chatham County Weather in March

NOAA 1991-2020 normals for Siler City 2 N, 19.8 km from Chatham County

Average highs run from 58°F on March 1 to 67°F on March 31, and lows from 35°F to 42°F. Normal precipitation for the month is 4.22 in over about 11 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 Chatham County, in °F, with the record for each date.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

March at a glance

Average high
62°F
Average low
39°F
Precipitation
4.22 in
Snowfall
0.6 in
Record high
91°FMar 12, 2006
Record low
10°FMar 27, 1992
Chance of a freeze
97%
Daylight
11 h 25 min to 12 h 33 min
Cloud cover
58%
Humidity
78%
Dew point
42°F
Wind
6.0 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 158°F35°F81°F 197615°F 200234%0%
Mar 258°F35°F83°F 197614°F 198034%0%
Mar 358°F36°F88°F 197611°F 198034%0%
Mar 458°F36°F88°F 197612°F 198034%0%
Mar 559°F36°F84°F 197615°F 200234%0%
Mar 659°F36°F84°F 202618°F 198734%0%
Mar 759°F37°F88°F 197418°F 201534%0%
Mar 859°F37°F89°F 197420°F 198634%0%
Mar 960°F37°F89°F 197414°F 199634%0%
Mar 1060°F37°F85°F 202618°F 199634%0%
Mar 1160°F38°F88°F 202622°F 198134%0%
Mar 1261°F38°F91°F 200618°F 199234%0%
Mar 1361°F38°F88°F 199017°F 199834%0%
Mar 1461°F38°F85°F 197318°F 198734%0%
Mar 1561°F38°F86°F 197312°F 199334%0%
Mar 1662°F39°F86°F 201621°F 197934%0%
Mar 1762°F39°F85°F 201619°F 201734%0%
Mar 1862°F39°F83°F 201120°F 197634%0%
Mar 1963°F39°F82°F 201121°F 198534%0%
Mar 2063°F40°F85°F 202022°F 198134%0%
Mar 2163°F40°F84°F 202021°F 199234%0%
Mar 2264°F40°F88°F 202616°F 198634%0%
Mar 2364°F40°F88°F 202619°F 198634%0%
Mar 2464°F41°F85°F 202320°F 199233%0%
Mar 2565°F41°F84°F 200719°F 199233%0%
Mar 2665°F41°F83°F 201219°F 199233%0%
Mar 2765°F41°F87°F 202610°F 199233%0%
Mar 2866°F42°F89°F 202020°F 200133%0%
Mar 2966°F42°F90°F 202019°F 198233%0%
Mar 3066°F42°F88°F 198522°F 201533%0%
Mar 3167°F42°F86°F 198529°F 198433%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Chatham 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 (EDT).

March 1
sunrise 6:47 AM, sunset 6:12 PM
March 31
sunrise 7:05 AM, sunset 7:38 PM

Every day of March: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00317924 (Siler City 2 N), public domain. Records: NOAA GHCN-Daily, station USC00317656, 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.