Mantena Weather in May

NASA POWER reanalysis for the half-degree grid cell around Mantena, 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 29°C on May 31, and lows from 18°C to 17°C. Normal precipitation for the month is 31 mm over about 6 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: 17°C
Precipitation: 31 mm
Reanalysis high: 37°CMay 12, 2001
Reanalysis low: 12°CMay 28, 2020
Daylight: 11 h 25 min to 11 h 05 min
Cloud cover: 54%
Humidity: 75%
Dew point: 17°C
Wind: 10.4 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	18°C	35°C 1998	15°C 2014	21%
May 2	30°C	18°C	35°C 1998	14°C 2005	21%
May 3	30°C	18°C	33°C 2001	14°C 1991	20%
May 4	30°C	18°C	35°C 1998	14°C 1991	19%
May 5	30°C	18°C	36°C 2001	15°C 2005	18%
May 6	30°C	18°C	34°C 2013	16°C 2005	18%
May 7	30°C	18°C	35°C 2019	14°C 1996	17%
May 8	30°C	18°C	33°C 2010	13°C 1997	17%
May 9	30°C	18°C	34°C 2010	14°C 2003	17%
May 10	30°C	18°C	35°C 2001	12°C 2020	18%
May 11	29°C	18°C	36°C 2001	13°C 2020	19%
May 12	29°C	17°C	37°C 2001	13°C 2014	18%
May 13	29°C	17°C	33°C 2001	14°C 2014	18%
May 14	29°C	17°C	33°C 1993	14°C 2000	19%
May 15	29°C	17°C	35°C 2017	14°C 1999	20%
May 16	29°C	17°C	34°C 1996	14°C 1999	19%
May 17	29°C	17°C	35°C 2016	13°C 2006	19%
May 18	29°C	17°C	34°C 2016	12°C 2006	21%
May 19	29°C	17°C	32°C 2014	12°C 2001	21%
May 20	29°C	17°C	33°C 1999	13°C 2006	21%
May 21	29°C	17°C	33°C 2002	13°C 2006	22%
May 22	29°C	17°C	34°C 2005	13°C 1999	22%
May 23	29°C	17°C	35°C 2014	12°C 1999	21%
May 24	29°C	17°C	34°C 2003	12°C 2000	19%
May 25	29°C	17°C	34°C 2019	13°C 2000	18%
May 26	29°C	17°C	32°C 2014	13°C 2007	18%
May 27	29°C	17°C	32°C 2014	12°C 2020	18%
May 28	29°C	17°C	32°C 2019	12°C 2020	18%
May 29	29°C	17°C	33°C 2019	12°C 2020	17%
May 30	29°C	17°C	33°C 1999	13°C 2020	16%
May 31	29°C	17°C	34°C 2016	12°C 1997	14%

Chance of rain

Chance of a wet day

Sunrise and sunset

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

May 1: sunrise 5:58 AM, sunset 5:23 PM
May 31: sunrise 6:09 AM, sunset 5:14 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 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.