El Marsa Weather in May

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

Average highs run from 20°C on May 1 to 21°C on May 31, and lows from 18°C to 19°C. Normal precipitation for the month is 2 mm over about 0 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: 21°C
Average low: 18°C
Precipitation: 2 mm
Reanalysis high: 34°CMay 12, 2015
Reanalysis low: 16°CMay 17, 1991
Daylight: 13 h 12 min to 13 h 43 min
Cloud cover: 46%
Humidity: 81%
Dew point: 16°C
Wind: 22.3 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	20°C	18°C	22°C 1994	16°C 1993	2%
May 2	20°C	18°C	24°C 2008	16°C 2012	2%
May 3	20°C	18°C	22°C 1996	16°C 1991	2%
May 4	20°C	18°C	23°C 1996	16°C 1991	2%
May 5	20°C	18°C	23°C 1996	16°C 1991	2%
May 6	20°C	18°C	23°C 1997	16°C 2001	2%
May 7	20°C	18°C	28°C 2005	16°C 1993	2%
May 8	20°C	18°C	28°C 2007	16°C 1991	2%
May 9	20°C	18°C	29°C 2007	16°C 1991	1%
May 10	21°C	18°C	26°C 2007	17°C 2001	1%
May 11	21°C	18°C	27°C 2015	16°C 2001	1%
May 12	21°C	18°C	34°C 2015	16°C 1991	1%
May 13	21°C	18°C	31°C 2015	16°C 1991	2%
May 14	21°C	18°C	33°C 2012	16°C 1991	2%
May 15	21°C	18°C	30°C 2012	16°C 2018	2%
May 16	21°C	18°C	26°C 2011	16°C 1991	2%
May 17	21°C	18°C	23°C 1992	16°C 1991	2%
May 18	21°C	18°C	24°C 1992	16°C 1991	2%
May 19	21°C	18°C	29°C 1992	16°C 1991	2%
May 20	21°C	18°C	23°C 2003	16°C 1991	1%
May 21	21°C	18°C	31°C 2003	16°C 2009	1%
May 22	21°C	18°C	31°C 2003	17°C 2013	1%
May 23	21°C	18°C	28°C 1996	17°C 2013	1%
May 24	21°C	18°C	31°C 1996	17°C 2018	1%
May 25	21°C	18°C	31°C 1996	17°C 1991	1%
May 26	21°C	18°C	26°C 1996	17°C 1991	1%
May 27	21°C	19°C	22°C 1996	17°C 1991	1%
May 28	21°C	19°C	23°C 1996	17°C 2018	1%
May 29	21°C	19°C	27°C 1996	17°C 2013	1%
May 30	21°C	19°C	30°C 1996	17°C 2013	1%
May 31	21°C	19°C	29°C 2010	17°C 1999	1%

Chance of rain

Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT+1).

May 1: sunrise 7:15 AM, sunset 8:27 PM
May 31: sunrise 7:00 AM, sunset 8:43 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 2026-09-26. Sun and moon: computed with the NOAA solar equations and Meeus.