Mengzi Weather in May

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

Average highs run from 27°C on May 1 to 27°C on May 31, and lows from 14°C to 17°C. Normal precipitation for the month is 109 mm over about 16 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: 27°C
Average low: 15°C
Precipitation: 109 mm
Reanalysis high: 35°CMay 19, 2019
Reanalysis low: 8°CMay 14, 2006
Daylight: 13 h 01 min to 13 h 28 min
Cloud cover: 69%
Humidity: 73%
Dew point: 15°C
Wind: 13.3 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	27°C	14°C	32°C 2012	10°C 2001	47%
May 2	27°C	14°C	34°C 1994	9°C 1991	48%
May 3	27°C	14°C	34°C 1994	11°C 2009	47%
May 4	27°C	15°C	34°C 2012	10°C 2004	45%
May 5	27°C	15°C	33°C 2019	10°C 2014	45%
May 6	27°C	15°C	33°C 2010	9°C 2007	45%
May 7	27°C	15°C	32°C 2010	11°C 1991	45%
May 8	27°C	15°C	33°C 2020	8°C 1991	46%
May 9	27°C	15°C	32°C 2019	10°C 1999	47%
May 10	27°C	15°C	31°C 2020	11°C 2001	48%
May 11	27°C	15°C	32°C 2019	9°C 2001	48%
May 12	27°C	15°C	32°C 2005	11°C 2007	48%
May 13	27°C	15°C	32°C 2014	9°C 2006	48%
May 14	27°C	15°C	33°C 2014	8°C 2006	48%
May 15	27°C	15°C	32°C 2005	9°C 2006	50%
May 16	27°C	16°C	33°C 2019	10°C 2006	51%
May 17	27°C	16°C	34°C 2019	8°C 2006	52%
May 18	27°C	16°C	34°C 2019	11°C 2000	53%
May 19	27°C	16°C	35°C 2019	10°C 2000	56%
May 20	27°C	16°C	32°C 1995	10°C 2006	56%
May 21	27°C	16°C	33°C 2014	11°C 2000	58%
May 22	27°C	16°C	34°C 2014	12°C 2000	60%
May 23	27°C	16°C	32°C 2014	12°C 2011	62%
May 24	27°C	16°C	32°C 1995	12°C 1998	63%
May 25	27°C	16°C	31°C 1995	10°C 1998	63%
May 26	27°C	16°C	32°C 2005	12°C 2017	64%
May 27	27°C	16°C	33°C 2005	12°C 1999	65%
May 28	27°C	16°C	31°C 2015	12°C 2001	66%
May 29	27°C	17°C	31°C 2015	11°C 1997	68%
May 30	27°C	17°C	30°C 2015	12°C 2011	69%
May 31	27°C	17°C	30°C 2005	12°C 2008	69%

Chance of rain

Chance of a wet day

Sunrise and sunset

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

May 1: sunrise 6:33 AM, sunset 7:34 PM
May 31: sunrise 6:20 AM, sunset 7:48 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.