Guantánamo climate

Guantánamo Weather in January

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

Average highs run from 29°C on January 1 to 29°C on January 31, and lows from 23°C to 22°C. Normal precipitation for the month is 22 mm over about 3 wet days.

January day by day

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

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

January at a glance

Average high
29°C
Average low
22°C
Precipitation
22 mm
Reanalysis high
32°CJan 12, 2014
Reanalysis low
18°CJan 23, 2020
Daylight
10 h 57 min to 11 h 15 min
Cloud cover
45%
Humidity
73%
Dew point
19°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
Jan 129°C23°C30°C 201621°C 200913%
Jan 229°C23°C31°C 200820°C 201013%
Jan 329°C23°C31°C 201420°C 201112%
Jan 428°C23°C30°C 201720°C 200212%
Jan 528°C23°C31°C 201919°C 200112%
Jan 629°C23°C31°C 201919°C 200111%
Jan 729°C23°C31°C 201419°C 201010%
Jan 829°C23°C31°C 201720°C 200611%
Jan 929°C23°C31°C 199819°C 199611%
Jan 1029°C23°C31°C 201620°C 201011%
Jan 1129°C23°C31°C 199919°C 201011%
Jan 1229°C23°C32°C 201420°C 201011%
Jan 1329°C23°C31°C 199119°C 199612%
Jan 1429°C22°C31°C 201518°C 199611%
Jan 1529°C22°C31°C 201519°C 200611%
Jan 1629°C22°C31°C 199819°C 200611%
Jan 1729°C22°C31°C 199820°C 200012%
Jan 1829°C22°C31°C 201019°C 200013%
Jan 1929°C22°C31°C 199618°C 200013%
Jan 2029°C22°C31°C 202019°C 200013%
Jan 2129°C22°C31°C 199118°C 200513%
Jan 2229°C22°C30°C 199118°C 200513%
Jan 2329°C22°C30°C 201018°C 202013%
Jan 2429°C22°C30°C 199519°C 200112%
Jan 2529°C22°C31°C 199819°C 200512%
Jan 2629°C22°C31°C 201019°C 200512%
Jan 2729°C22°C30°C 201520°C 200011%
Jan 2829°C22°C31°C 200420°C 199310%
Jan 2929°C22°C31°C 202019°C 200811%
Jan 3029°C22°C31°C 201819°C 200811%
Jan 3129°C22°C31°C 202020°C 200512%

Chance of rain

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

Sunrise and sunset

Times for 2026, local time (GMT-5).

January 1
sunrise 6:36 AM, sunset 5:33 PM
January 31
sunrise 6:37 AM, sunset 5:52 PM

Every day of January: 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.