Msowero Weather in December

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

Average highs run from 29°C on December 1 to 28°C on December 31, and lows from 18°C to 18°C. Normal precipitation for the month is 167 mm over about 22 wet days.

December day by day

The normal high and low for each date, in °C.

Normal low
Normal high
Reanalysis extreme high
Reanalysis extreme low

December at a glance

Average high: 28°C
Average low: 18°C
Precipitation: 167 mm
Reanalysis high: 34°CDec 22, 1998
Reanalysis low: 15°CDec 13, 1996
Daylight: 12 h 28 min to 12 h 30 min
Cloud cover: 61%
Humidity: 78%
Dew point: 18°C
Wind: 7.2 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
Dec 1	29°C	18°C	31°C 2010	16°C 1999	65%
Dec 2	29°C	18°C	31°C 2001	16°C 1999	65%
Dec 3	29°C	18°C	31°C 2010	16°C 1999	67%
Dec 4	29°C	18°C	32°C 2010	15°C 1999	68%
Dec 5	29°C	18°C	32°C 2010	15°C 1993	68%
Dec 6	29°C	18°C	31°C 2013	15°C 1992	68%
Dec 7	29°C	18°C	32°C 1996	16°C 2015	68%
Dec 8	28°C	18°C	32°C 1998	16°C 2020	68%
Dec 9	29°C	18°C	32°C 2001	17°C 2020	68%
Dec 10	29°C	18°C	33°C 2001	17°C 1995	68%
Dec 11	29°C	18°C	31°C 2003	16°C 1995	70%
Dec 12	29°C	18°C	32°C 1999	15°C 1995	70%
Dec 13	29°C	18°C	33°C 2005	15°C 1996	72%
Dec 14	28°C	18°C	33°C 2013	17°C 1996	73%
Dec 15	28°C	18°C	32°C 1998	16°C 2010	74%
Dec 16	28°C	18°C	32°C 2013	16°C 2005	75%
Dec 17	28°C	18°C	32°C 2005	16°C 2005	76%
Dec 18	28°C	18°C	32°C 2013	17°C 1995	75%
Dec 19	28°C	18°C	32°C 2013	17°C 2000	75%
Dec 20	28°C	18°C	31°C 1998	17°C 1999	75%
Dec 21	28°C	18°C	33°C 1998	17°C 2007	75%
Dec 22	28°C	18°C	34°C 1998	17°C 1994	75%
Dec 23	28°C	18°C	33°C 1998	17°C 1994	76%
Dec 24	28°C	18°C	32°C 2005	16°C 1993	77%
Dec 25	28°C	18°C	32°C 2005	17°C 2012	76%
Dec 26	28°C	18°C	32°C 2003	15°C 1996	74%
Dec 27	28°C	18°C	32°C 2003	17°C 1996	74%
Dec 28	28°C	18°C	32°C 2003	17°C 2018	72%
Dec 29	28°C	18°C	33°C 2005	17°C 2007	72%
Dec 30	28°C	18°C	33°C 2005	16°C 1992	71%
Dec 31	28°C	18°C	33°C 1998	15°C 1992	70%

Chance of rain

Chance of a wet day

Sunrise and sunset

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

December 1: sunrise 6:06 AM, sunset 6:34 PM
December 31: sunrise 6:19 AM, sunset 6:49 PM

Every day of December: 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.