Monrovia climate

Monrovia Weather in January

NASA POWER reanalysis for the half-degree grid cell around Monrovia, 1991-2020; a grid cell is an area average and can differ from a thermometer in town by several degrees

Average highs run from 29°C on January 1 to 29°C on January 31, and lows from 26°C to 26°C. Normal precipitation for the month is 9 mm over about 3 wet days.

January day by day

The normal high and low for each date, in °C.

Normal daily high and low temperature at Monrovia, in °C, with the record for each date.20253035151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

January at a glance

Average high
29°C
Average low
26°C
Precipitation
9 mm
Reanalysis high
33°CJan 10, 2004
Reanalysis low
21°CJan 7, 1992
Daylight
11 h 46 min to 11 h 51 min
Cloud cover
43%
Humidity
77%
Dew point
22°C
Wind
9.0 km/h

Every day of the month

A wet day has at least 1 mm of precipitation in the reanalysis.

DateNormal highNormal lowReanalysis highReanalysis lowChance wet
Jan 129°C26°C31°C 200323°C 20136%
Jan 229°C26°C31°C 200723°C 19946%
Jan 329°C26°C31°C 200722°C 19916%
Jan 429°C26°C31°C 200324°C 19917%
Jan 529°C26°C31°C 200723°C 19927%
Jan 629°C26°C31°C 200722°C 19927%
Jan 729°C26°C31°C 200521°C 19927%
Jan 829°C25°C31°C 200522°C 19936%
Jan 929°C26°C32°C 200422°C 19936%
Jan 1029°C26°C33°C 200422°C 19936%
Jan 1129°C26°C32°C 200422°C 20156%
Jan 1229°C26°C31°C 200222°C 20157%
Jan 1329°C26°C31°C 200722°C 20158%
Jan 1429°C26°C31°C 200723°C 20158%
Jan 1529°C26°C30°C 200722°C 19928%
Jan 1629°C26°C30°C 201723°C 19988%
Jan 1729°C26°C31°C 200323°C 19988%
Jan 1829°C26°C31°C 200323°C 19988%
Jan 1929°C26°C31°C 200723°C 19928%
Jan 2029°C26°C30°C 200823°C 19988%
Jan 2129°C26°C31°C 200623°C 19958%
Jan 2229°C26°C31°C 200322°C 20098%
Jan 2329°C26°C30°C 200723°C 20168%
Jan 2429°C26°C30°C 200623°C 20098%
Jan 2529°C26°C31°C 200623°C 19928%
Jan 2629°C26°C31°C 200824°C 20098%
Jan 2729°C26°C31°C 200324°C 20167%
Jan 2829°C26°C31°C 200823°C 20167%
Jan 2929°C26°C30°C 200822°C 20168%
Jan 3029°C26°C31°C 200822°C 20168%
Jan 3129°C26°C31°C 200824°C 20169%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Monrovia, in percent.02468101102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT).

January 1
sunrise 6:54 AM, sunset 6:40 PM
January 31
sunrise 7:01 AM, sunset 6:52 PM

Every day of January: sun and moon

Other months

Sources

Cloud, humidity, wind and sunshine, and temperature and precipitation: 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 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.