Comalapa climate

Comalapa Weather in September

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

Average highs run from 22°C on September 1 to 21°C on September 30, and lows from 14°C to 14°C. Normal precipitation for the month is 330 mm over about 30 wet days.

September day by day

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

Normal daily high and low temperature at Comalapa, in °C, with the record for each date.1015202530151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

September at a glance

Average high
22°C
Average low
14°C
Precipitation
330 mm
Reanalysis high
26°CSep 15, 2009
Reanalysis low
10°CSep 8, 2016
Daylight
12 h 25 min to 12 h 00 min
Cloud cover
80%
Humidity
89%
Dew point
15°C
Wind
5.8 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
Sep 122°C14°C25°C 201512°C 202097%
Sep 222°C14°C24°C 201212°C 201498%
Sep 322°C14°C24°C 199711°C 199497%
Sep 422°C14°C25°C 200912°C 201597%
Sep 522°C14°C26°C 200911°C 201997%
Sep 622°C14°C24°C 201911°C 201997%
Sep 722°C14°C24°C 199412°C 199496%
Sep 822°C14°C24°C 199410°C 201696%
Sep 922°C14°C25°C 199411°C 199196%
Sep 1022°C14°C24°C 200312°C 200096%
Sep 1122°C14°C25°C 201513°C 200396%
Sep 1222°C14°C24°C 201912°C 201295%
Sep 1322°C14°C25°C 199410°C 201295%
Sep 1422°C14°C24°C 201911°C 201396%
Sep 1522°C14°C26°C 200912°C 201296%
Sep 1622°C14°C24°C 201511°C 200795%
Sep 1722°C14°C26°C 200911°C 199195%
Sep 1822°C14°C24°C 199611°C 201196%
Sep 1921°C14°C24°C 201912°C 200096%
Sep 2021°C14°C24°C 200312°C 199396%
Sep 2121°C14°C24°C 199411°C 200296%
Sep 2221°C14°C24°C 199413°C 201396%
Sep 2321°C14°C25°C 199712°C 199996%
Sep 2421°C14°C25°C 199712°C 200996%
Sep 2521°C14°C23°C 199612°C 201896%
Sep 2621°C14°C24°C 200312°C 201895%
Sep 2721°C14°C23°C 201112°C 200095%
Sep 2821°C14°C24°C 200912°C 200994%
Sep 2921°C14°C25°C 201612°C 199394%
Sep 3021°C14°C24°C 201912°C 201394%

Chance of rain

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

Sunrise and sunset

Times for 2026, local time (CST).

September 1
sunrise 5:56 AM, sunset 6:21 PM
September 30
sunrise 5:58 AM, sunset 5:58 PM

Every day of September: 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 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.