Isiro Weather in December

NASA POWER reanalysis for the half-degree grid cell around Isiro, 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 December 1 to 28°C on December 31, and lows from 20°C to 19°C. Normal precipitation for the month is 56 mm over about 9 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: 19°C
Precipitation: 56 mm
Reanalysis high: 37°CDec 21, 2005
Reanalysis low: 13°CDec 15, 2013
Daylight: 11 h 59 min to 11 h 58 min
Cloud cover: 61%
Humidity: 83%
Dew point: 20°C
Wind: 3.2 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	27°C	20°C	32°C 2006	15°C 2006	54%
Dec 2	27°C	20°C	32°C 2006	17°C 2020	52%
Dec 3	27°C	20°C	33°C 2006	15°C 2011	52%
Dec 4	27°C	20°C	32°C 2006	16°C 2011	52%
Dec 5	27°C	20°C	32°C 2006	17°C 1994	52%
Dec 6	27°C	20°C	33°C 2006	17°C 1994	51%
Dec 7	27°C	20°C	31°C 2006	17°C 2003	50%
Dec 8	27°C	20°C	32°C 2006	17°C 2003	48%
Dec 9	27°C	19°C	34°C 2006	17°C 2016	47%
Dec 10	27°C	19°C	35°C 2006	18°C 2018	45%
Dec 11	27°C	19°C	34°C 2006	17°C 2009	42%
Dec 12	28°C	19°C	34°C 2006	16°C 2015	40%
Dec 13	28°C	19°C	32°C 2006	15°C 2000	38%
Dec 14	28°C	19°C	33°C 2006	14°C 2013	36%
Dec 15	28°C	19°C	34°C 2005	13°C 2013	34%
Dec 16	28°C	19°C	35°C 2005	13°C 2013	32%
Dec 17	28°C	19°C	34°C 2005	13°C 2013	31%
Dec 18	28°C	19°C	35°C 2005	15°C 2013	29%
Dec 19	28°C	19°C	35°C 2005	15°C 2013	26%
Dec 20	28°C	19°C	36°C 2005	14°C 2013	23%
Dec 21	28°C	19°C	37°C 2005	16°C 2013	22%
Dec 22	28°C	19°C	35°C 2005	15°C 2007	21%
Dec 23	28°C	19°C	35°C 2005	15°C 1992	20%
Dec 24	28°C	19°C	36°C 2005	15°C 1992	19%
Dec 25	28°C	19°C	35°C 2005	16°C 2007	19%
Dec 26	28°C	19°C	35°C 2006	14°C 2002	20%
Dec 27	28°C	19°C	35°C 2006	16°C 2015	20%
Dec 28	28°C	19°C	36°C 2005	15°C 2004	19%
Dec 29	28°C	19°C	36°C 2005	14°C 2002	19%
Dec 30	28°C	19°C	36°C 2005	13°C 2002	18%
Dec 31	28°C	19°C	36°C 2005	14°C 2002	18%

Chance of rain

Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT+2).

December 1: sunrise 5:59 AM, sunset 5:58 PM
December 31: sunrise 6:13 AM, sunset 6:11 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.