Monrovia climate

Monrovia Weather in August

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 26°C on August 1 to 26°C on August 31, and lows from 25°C to 25°C. Normal precipitation for the month is 338 mm over about 25 wet days.

August 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.232425262728151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

August at a glance

Average high
26°C
Average low
25°C
Precipitation
338 mm
Reanalysis high
28°CAug 21, 2006
Reanalysis low
23°CAug 9, 1992
Daylight
12 h 23 min to 12 h 15 min
Cloud cover
85%
Humidity
84%
Dew point
23°C
Wind
17.3 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
Aug 126°C25°C28°C 201124°C 200174%
Aug 226°C25°C28°C 200724°C 199474%
Aug 326°C25°C27°C 200524°C 200074%
Aug 426°C25°C28°C 200523°C 199874%
Aug 526°C25°C27°C 200524°C 199874%
Aug 626°C25°C27°C 200224°C 199874%
Aug 726°C25°C27°C 199624°C 199775%
Aug 826°C25°C27°C 200324°C 199777%
Aug 926°C25°C27°C 200623°C 199279%
Aug 1026°C25°C28°C 200524°C 199280%
Aug 1126°C25°C28°C 201123°C 199280%
Aug 1226°C25°C28°C 199624°C 199279%
Aug 1326°C25°C28°C 201524°C 199280%
Aug 1426°C25°C27°C 200424°C 199281%
Aug 1526°C25°C28°C 200324°C 199282%
Aug 1626°C25°C27°C 200624°C 199282%
Aug 1726°C25°C27°C 200324°C 201383%
Aug 1826°C25°C27°C 200324°C 199283%
Aug 1926°C25°C27°C 200424°C 199285%
Aug 2026°C25°C27°C 199624°C 200086%
Aug 2126°C25°C28°C 200624°C 199286%
Aug 2226°C25°C27°C 201824°C 199285%
Aug 2326°C25°C27°C 200324°C 199285%
Aug 2426°C25°C27°C 199924°C 199285%
Aug 2526°C25°C27°C 200624°C 199586%
Aug 2626°C25°C28°C 200624°C 199586%
Aug 2726°C25°C27°C 202024°C 201485%
Aug 2826°C25°C27°C 201824°C 199384%
Aug 2926°C25°C28°C 200224°C 199384%
Aug 3026°C25°C27°C 200624°C 199784%
Aug 3126°C25°C27°C 200524°C 201683%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Monrovia, in percent.0204060801001102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT).

August 1
sunrise 6:38 AM, sunset 7:01 PM
August 31
sunrise 6:36 AM, sunset 6:51 PM

Every day of August: 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.