Acajutla climate

Acajutla Weather in December

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

Average highs run from 30°C on December 1 to 30°C on December 31, and lows from 25°C to 25°C. Normal precipitation for the month is 10 mm over about 2 wet days.

December day by day

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

Normal daily high and low temperature at Acajutla, in °C, with the record for each date.1520253035151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

December at a glance

Average high
30°C
Average low
25°C
Precipitation
10 mm
Reanalysis high
33°CDec 28, 1992
Reanalysis low
20°CDec 15, 2010
Daylight
11 h 23 min to 11 h 21 min
Cloud cover
24%
Humidity
68%
Dew point
21°C
Wind
18.4 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
Dec 130°C25°C32°C 200021°C 201113%
Dec 230°C25°C32°C 200022°C 201112%
Dec 330°C25°C32°C 199222°C 201112%
Dec 430°C25°C32°C 199423°C 199910%
Dec 530°C25°C32°C 199423°C 20079%
Dec 630°C25°C33°C 199423°C 20009%
Dec 730°C25°C32°C 199423°C 20039%
Dec 830°C25°C32°C 200122°C 20039%
Dec 930°C25°C32°C 200122°C 20179%
Dec 1030°C25°C32°C 200120°C 20179%
Dec 1130°C25°C32°C 200121°C 20179%
Dec 1230°C25°C32°C 199421°C 20088%
Dec 1330°C25°C32°C 199421°C 20089%
Dec 1430°C25°C32°C 199620°C 20109%
Dec 1530°C25°C31°C 199420°C 20108%
Dec 1630°C25°C31°C 200322°C 19978%
Dec 1730°C25°C31°C 199422°C 20107%
Dec 1830°C25°C31°C 199422°C 19987%
Dec 1930°C25°C32°C 199622°C 20037%
Dec 2030°C25°C32°C 200121°C 20036%
Dec 2130°C25°C32°C 200122°C 20036%
Dec 2230°C25°C32°C 200121°C 20185%
Dec 2330°C25°C31°C 199422°C 20105%
Dec 2430°C25°C32°C 199223°C 20125%
Dec 2530°C25°C32°C 200222°C 20205%
Dec 2630°C25°C32°C 199221°C 20205%
Dec 2730°C25°C32°C 199221°C 20105%
Dec 2830°C25°C33°C 199221°C 20104%
Dec 2930°C25°C32°C 201221°C 19994%
Dec 3030°C25°C32°C 200122°C 19974%
Dec 3130°C25°C31°C 201221°C 19974%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Acajutla, in percent.0510151102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (CST).

December 1
sunrise 6:07 AM, sunset 5:30 PM
December 31
sunrise 6:22 AM, sunset 5:43 PM

Every day of December: 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.