Monrovia climate

Monrovia Weather in March

NOAA 1991-2020 normals for Martinsville 2 Sw, 19.6 km from Monrovia

Average highs run from 46°F on March 1 to 57°F on March 31, and lows from 25°F to 34°F. Normal precipitation for the month is 3.55 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 Monrovia, in °F, with the record for each date.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

March at a glance

Average high
51°F
Average low
29°F
Precipitation
3.55 in
Snowfall
2.1 in
Record high
86°FMar 22, 2026
Record low
1°FMar 6, 2015
Chance of a freeze
100%
Daylight
11 h 19 min to 12 h 37 min
Cloud cover
68%
Humidity
81%
Dew point
35°F
Wind
10.1 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 146°F25°F75°F 202320°F 200935%9%
Mar 246°F25°F68°F 200812°F 201535%8%
Mar 346°F25°F71°F 20247°F 201435%8%
Mar 447°F26°F78°F 20242°F 200235%8%
Mar 547°F26°F78°F 20228°F 201535%8%
Mar 648°F26°F79°F 20261°F 201535%7%
Mar 748°F27°F77°F 200016°F 199935%7%
Mar 848°F27°F78°F 200019°F 200835%7%
Mar 949°F27°F71°F 200018°F 200835%6%
Mar 1049°F27°F73°F 200914°F 199835%6%
Mar 1149°F28°F73°F 202512°F 200335%6%
Mar 1250°F28°F75°F 20258°F 199836%5%
Mar 1350°F28°F79°F 200717°F 201436%5%
Mar 1451°F29°F80°F 201218°F 201736%5%
Mar 1551°F29°F79°F 201218°F 201736%5%
Mar 1651°F29°F77°F 201218°F 201736%4%
Mar 1752°F29°F76°F 201216°F 202636%4%
Mar 1852°F30°F79°F 201219°F 202336%4%
Mar 1953°F30°F81°F 201219°F 202336%4%
Mar 2053°F30°F83°F 201222°F 201336%4%
Mar 2153°F31°F84°F 201216°F 201336%3%
Mar 2254°F31°F86°F 202615°F 200237%3%
Mar 2354°F31°F72°F 201123°F 200237%3%
Mar 2455°F32°F76°F 200718°F 201437%3%
Mar 2555°F32°F80°F 200720°F 200137%3%
Mar 2655°F32°F83°F 202617°F 200137%2%
Mar 2756°F33°F80°F 200721°F 201538%2%
Mar 2856°F33°F82°F 202518°F 201538%2%
Mar 2957°F33°F79°F 199824°F 201538%2%
Mar 3057°F34°F79°F 202227°F 200338%2%
Mar 3157°F34°F79°F 201026°F 201938%2%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Monrovia, 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 7:19 AM, sunset 6:38 PM
March 31
sunrise 7:32 AM, sunset 8:09 PM

Every day of March: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00125407 (Martinsville 2 Sw), public domain. Records: NOAA GHCN-Daily, station USW00053842, 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.