Laem Ngop Weather in May

NASA POWER reanalysis for the half-degree grid cell around Laem Ngop, 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 27°C to 27°C. Normal precipitation for the month is 357 mm over about 25 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: 27°C
Precipitation: 357 mm
Reanalysis high: 33°CMay 14, 2016
Reanalysis low: 25°CMay 25, 1999
Daylight: 12 h 33 min to 12 h 48 min
Cloud cover: 86%
Humidity: 83%
Dew point: 25°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	30°C	27°C	31°C 1998	26°C 1999	68%
May 2	30°C	27°C	32°C 2004	26°C 1999	68%
May 3	30°C	27°C	32°C 1998	26°C 1999	69%
May 4	30°C	27°C	32°C 1998	26°C 1999	69%
May 5	30°C	27°C	33°C 2016	26°C 1991	71%
May 6	30°C	27°C	32°C 2005	26°C 2002	73%
May 7	30°C	27°C	33°C 2016	26°C 1993	73%
May 8	30°C	27°C	32°C 2010	26°C 2012	73%
May 9	30°C	27°C	32°C 2010	26°C 1994	74%
May 10	29°C	27°C	33°C 2016	26°C 1999	77%
May 11	29°C	27°C	32°C 1998	26°C 1995	79%
May 12	29°C	27°C	33°C 2020	26°C 1999	81%
May 13	29°C	27°C	31°C 2016	26°C 1995	82%
May 14	29°C	27°C	33°C 2016	26°C 1995	84%
May 15	29°C	27°C	31°C 2016	26°C 1999	86%
May 16	29°C	27°C	31°C 2015	26°C 2007	88%
May 17	29°C	27°C	31°C 2010	26°C 1993	89%
May 18	29°C	27°C	31°C 2020	26°C 1997	90%
May 19	29°C	27°C	31°C 2015	26°C 2005	91%
May 20	29°C	27°C	31°C 2010	26°C 1994	91%
May 21	29°C	27°C	31°C 1998	26°C 1999	91%
May 22	29°C	27°C	31°C 1998	26°C 1999	92%
May 23	29°C	27°C	31°C 2018	26°C 1999	94%
May 24	29°C	27°C	31°C 2020	26°C 1999	94%
May 25	29°C	27°C	31°C 2020	25°C 1999	94%
May 26	29°C	27°C	30°C 2014	26°C 1999	94%
May 27	29°C	27°C	31°C 2018	26°C 2002	94%
May 28	29°C	27°C	31°C 2018	26°C 1999	95%
May 29	29°C	27°C	30°C 2014	26°C 1999	95%
May 30	29°C	27°C	30°C 2020	26°C 1999	94%
May 31	29°C	27°C	30°C 1993	26°C 1999	94%

Chance of rain

Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT+7).

May 1: sunrise 5:51 AM, sunset 6:24 PM
May 31: sunrise 5:44 AM, sunset 6:32 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.