Cobán Weather in May

NASA POWER reanalysis for the half-degree grid cell around Cobán, 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 May 1 to 28°C on May 31, and lows from 17°C to 18°C. Normal precipitation for the month is 124 mm over about 19 wet days.

May day by day

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

Normal low
Normal high
Reanalysis extreme high
Reanalysis extreme low

May at a glance

Average high: 29°C
Average low: 18°C
Precipitation: 124 mm
Reanalysis high: 38°CMay 9, 1998
Reanalysis low: 13°CMay 2, 1992
Daylight: 12 h 42 min to 12 h 59 min
Cloud cover: 71%
Humidity: 73%
Dew point: 17°C
Wind: 6.5 km/h

Every day of the month

A wet day has at least 1 mm of precipitation in the reanalysis.

Date	Normal high	Normal low	Reanalysis high	Reanalysis low	Chance wet
May 1	30°C	17°C	35°C 2003	14°C 1992	41%
May 2	30°C	17°C	36°C 2003	13°C 1992	42%
May 3	30°C	17°C	35°C 1994	14°C 1992	43%
May 4	30°C	18°C	36°C 1998	13°C 1992	45%
May 5	30°C	18°C	36°C 1998	15°C 1992	46%
May 6	30°C	18°C	37°C 1998	14°C 2011	48%
May 7	30°C	18°C	36°C 1998	13°C 2011	50%
May 8	30°C	18°C	37°C 1998	13°C 1992	51%
May 9	30°C	18°C	38°C 1998	15°C 2013	54%
May 10	30°C	18°C	37°C 1998	14°C 2010	55%
May 11	29°C	18°C	36°C 1998	16°C 2001	56%
May 12	29°C	18°C	38°C 1998	15°C 1993	57%
May 13	29°C	18°C	36°C 1998	15°C 1991	58%
May 14	29°C	18°C	36°C 1998	14°C 2013	60%
May 15	29°C	18°C	34°C 2008	13°C 2013	62%
May 16	29°C	18°C	34°C 2008	14°C 1998	63%
May 17	29°C	18°C	34°C 2016	15°C 2014	65%
May 18	29°C	18°C	34°C 2016	13°C 1998	66%
May 19	29°C	18°C	34°C 2011	13°C 1998	67%
May 20	29°C	18°C	34°C 2011	14°C 2005	68%
May 21	29°C	18°C	33°C 2001	16°C 1999	70%
May 22	29°C	18°C	33°C 2007	16°C 1999	72%
May 23	28°C	18°C	34°C 2016	15°C 1999	73%
May 24	28°C	18°C	35°C 2016	16°C 1999	74%
May 25	28°C	18°C	33°C 2016	16°C 1996	76%
May 26	28°C	18°C	35°C 1994	16°C 2000	78%
May 27	28°C	18°C	35°C 1994	16°C 2008	78%
May 28	28°C	18°C	34°C 2016	15°C 2015	81%
May 29	28°C	18°C	31°C 2018	16°C 2013	82%
May 30	28°C	18°C	33°C 2016	16°C 2015	84%
May 31	28°C	18°C	31°C 2012	16°C 1994	86%

Chance of rain

Chance of a wet day

Sunrise and sunset

Times for 2026, local time (CST).

May 1: sunrise 5:38 AM, sunset 6:20 PM
May 31: sunrise 5:30 AM, sunset 6:29 PM

Every day of May: 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.