San Andrés climate

San Andrés Weather in December

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

Average highs run from 21°C on December 1 to 20°C on December 31, and lows from 12°C to 11°C. Normal precipitation for the month is 28 mm over about 6 wet days.

December day by day

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

Normal daily high and low temperature at San Andrés, in °C, with the record for each date.-10010203040151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

December at a glance

Average high
21°C
Average low
11°C
Precipitation
28 mm
Reanalysis high
32°CDec 9, 1997
Reanalysis low
-1°CDec 13, 1997
Daylight
10 h 59 min to 10 h 55 min
Cloud cover
63%
Humidity
80%
Dew point
11°C
Wind
7.9 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 121°C12°C27°C 20185°C 201026%
Dec 221°C12°C27°C 20188°C 201025%
Dec 321°C12°C28°C 20136°C 200625%
Dec 421°C12°C29°C 20135°C 200624%
Dec 521°C12°C29°C 20134°C 200923%
Dec 621°C12°C29°C 20046°C 199922%
Dec 721°C12°C27°C 20046°C 201121%
Dec 821°C12°C30°C 20091°C 201722%
Dec 921°C12°C32°C 19971°C 201723%
Dec 1021°C11°C27°C 20191°C 201723%
Dec 1121°C11°C27°C 19962°C 201723%
Dec 1221°C11°C26°C 19990°C 199722%
Dec 1321°C11°C28°C 2020-1°C 199722%
Dec 1421°C11°C27°C 20052°C 199721%
Dec 1521°C11°C29°C 20194°C 199721%
Dec 1621°C11°C29°C 20194°C 200321%
Dec 1721°C11°C28°C 19952°C 200321%
Dec 1821°C11°C29°C 20021°C 199620%
Dec 1921°C11°C28°C 20120°C 199620%
Dec 2021°C11°C28°C 20073°C 200021%
Dec 2121°C11°C28°C 20135°C 201222%
Dec 2220°C11°C31°C 20048°C 199522%
Dec 2320°C11°C30°C 19976°C 199522%
Dec 2421°C11°C27°C 20155°C 200421%
Dec 2521°C11°C30°C 20122°C 200422%
Dec 2621°C11°C26°C 19972°C 200422%
Dec 2720°C11°C30°C 20155°C 199722%
Dec 2820°C11°C28°C 20195°C 199722%
Dec 2920°C11°C29°C 20195°C 199722%
Dec 3020°C11°C30°C 20026°C 200322%
Dec 3120°C11°C29°C 20108°C 201323%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at San Andrés, in percent.01020301102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (CST).

December 1
sunrise 6:52 AM, sunset 5:51 PM
December 31
sunrise 7:08 AM, sunset 6:03 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.