Gumaca Weather in May

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

Average highs run from 31°C on May 1 to 31°C on May 31, and lows from 27°C to 27°C. Normal precipitation for the month is 146 mm over about 22 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: 31°C
Average low: 27°C
Precipitation: 146 mm
Reanalysis high: 35°CMay 24, 2015
Reanalysis low: 25°CMay 7, 2009
Daylight: 12 h 38 min to 12 h 53 min
Cloud cover: 59%
Humidity: 77%
Dew point: 24°C
Wind: 9.7 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	31°C	27°C	34°C 2013	25°C 1991	50%
May 2	31°C	27°C	33°C 2016	26°C 2009	51%
May 3	31°C	27°C	33°C 2016	26°C 2009	53%
May 4	31°C	27°C	35°C 2019	26°C 1991	55%
May 5	31°C	27°C	34°C 2019	25°C 2009	57%
May 6	31°C	27°C	33°C 2007	25°C 2009	56%
May 7	31°C	27°C	33°C 2010	25°C 2009	58%
May 8	31°C	27°C	33°C 2010	26°C 2011	59%
May 9	31°C	27°C	34°C 2010	26°C 2000	60%
May 10	31°C	27°C	34°C 2005	25°C 2011	59%
May 11	31°C	27°C	34°C 2005	26°C 2009	60%
May 12	31°C	27°C	33°C 2016	26°C 1991	60%
May 13	31°C	27°C	34°C 1991	25°C 1995	61%
May 14	31°C	27°C	34°C 2019	26°C 2008	63%
May 15	31°C	27°C	34°C 2005	26°C 1997	66%
May 16	31°C	27°C	34°C 2005	26°C 2009	68%
May 17	31°C	27°C	35°C 2005	26°C 2008	69%
May 18	31°C	27°C	34°C 2010	25°C 2009	70%
May 19	31°C	27°C	34°C 2002	25°C 2008	70%
May 20	31°C	27°C	34°C 2019	26°C 1996	70%
May 21	31°C	27°C	34°C 2014	26°C 2008	71%
May 22	31°C	27°C	34°C 2010	26°C 2008	72%
May 23	31°C	27°C	34°C 2010	26°C 2008	74%
May 24	31°C	27°C	35°C 2015	26°C 2004	76%
May 25	31°C	27°C	33°C 2010	26°C 2008	78%
May 26	31°C	27°C	34°C 2015	26°C 2008	79%
May 27	31°C	27°C	34°C 2015	26°C 2007	82%
May 28	31°C	27°C	34°C 2015	26°C 2008	82%
May 29	31°C	27°C	35°C 1993	26°C 1995	82%
May 30	31°C	27°C	34°C 2015	26°C 2008	80%
May 31	31°C	27°C	33°C 2010	26°C 2000	80%

Chance of rain

Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT+8).

May 1: sunrise 5:30 AM, sunset 6:08 PM
May 31: sunrise 5:23 AM, sunset 6:16 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.