Punta Alta climate

Punta Alta Weather in December

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

Average highs run from 25°C on December 1 to 28°C on December 31, and lows from 14°C to 18°C. Normal precipitation for the month is 65 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 Punta Alta, in °C, with the record for each date.010203040151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

December at a glance

Average high
26°C
Average low
16°C
Precipitation
65 mm
Reanalysis high
36°CDec 21, 2013
Reanalysis low
10°CDec 3, 2001
Daylight
14 h 41 min to 14 h 51 min
Cloud cover
48%
Humidity
57%
Dew point
11°C
Wind
20.9 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 125°C14°C32°C 201610°C 201424%
Dec 225°C14°C32°C 199510°C 201823%
Dec 325°C14°C32°C 199810°C 200123%
Dec 425°C15°C32°C 201610°C 201724%
Dec 525°C15°C31°C 201410°C 202024%
Dec 625°C15°C33°C 200010°C 201524%
Dec 725°C15°C34°C 200811°C 201824%
Dec 825°C15°C32°C 202011°C 200124%
Dec 925°C15°C32°C 201910°C 200124%
Dec 1026°C15°C33°C 202011°C 200524%
Dec 1126°C15°C35°C 200611°C 200724%
Dec 1226°C15°C33°C 201311°C 201024%
Dec 1326°C15°C33°C 200713°C 201924%
Dec 1426°C16°C31°C 199811°C 201624%
Dec 1526°C16°C34°C 200811°C 200023%
Dec 1626°C16°C34°C 201311°C 200024%
Dec 1727°C16°C34°C 201312°C 199624%
Dec 1827°C16°C34°C 200310°C 201823%
Dec 1927°C16°C33°C 200712°C 201523%
Dec 2027°C16°C35°C 201312°C 200523%
Dec 2127°C16°C36°C 201312°C 201423%
Dec 2227°C17°C35°C 201311°C 201424%
Dec 2328°C17°C34°C 201312°C 200024%
Dec 2428°C17°C35°C 201812°C 201723%
Dec 2528°C17°C35°C 201813°C 200723%
Dec 2628°C17°C35°C 201513°C 201223%
Dec 2728°C17°C34°C 201412°C 201224%
Dec 2828°C17°C35°C 201613°C 200323%
Dec 2928°C17°C35°C 201613°C 201224%
Dec 3028°C18°C36°C 201614°C 200324%
Dec 3128°C18°C35°C 200012°C 201224%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Punta Alta, in percent.05101520251102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT-3).

December 1
sunrise 5:37 AM, sunset 8:18 PM
December 31
sunrise 5:46 AM, sunset 8:37 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 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.