Kisii Weather in December

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

Average highs run from 26°C on December 1 to 27°C on December 31, and lows from 16°C to 15°C. Normal precipitation for the month is 133 mm over about 19 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: 26°C
Average low: 15°C
Precipitation: 133 mm
Reanalysis high: 32°CDec 21, 2005
Reanalysis low: 11°CDec 15, 2003
Daylight: 12 h 10 min to 12 h 10 min
Cloud cover: 66%
Humidity: 69%
Dew point: 14°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
Dec 1	26°C	16°C	30°C 2009	14°C 2002	70%
Dec 2	26°C	16°C	30°C 1998	14°C 2017	71%
Dec 3	26°C	16°C	29°C 2004	13°C 1996	70%
Dec 4	26°C	16°C	30°C 1998	14°C 1996	71%
Dec 5	26°C	16°C	30°C 1998	13°C 2014	70%
Dec 6	26°C	15°C	30°C 1998	14°C 2011	69%
Dec 7	26°C	15°C	30°C 1998	13°C 1994	69%
Dec 8	26°C	15°C	30°C 2005	14°C 2008	68%
Dec 9	26°C	15°C	29°C 1998	13°C 2011	68%
Dec 10	26°C	15°C	29°C 1995	13°C 2011	68%
Dec 11	26°C	15°C	31°C 2005	13°C 1996	67%
Dec 12	26°C	15°C	31°C 1998	13°C 1995	66%
Dec 13	26°C	15°C	31°C 2005	12°C 2008	65%
Dec 14	26°C	15°C	31°C 2005	11°C 2003	64%
Dec 15	26°C	15°C	31°C 2005	11°C 2003	63%
Dec 16	26°C	15°C	32°C 2005	12°C 2003	61%
Dec 17	26°C	15°C	31°C 2005	12°C 2007	60%
Dec 18	26°C	15°C	30°C 2005	11°C 2007	60%
Dec 19	26°C	15°C	30°C 2005	13°C 2003	59%
Dec 20	26°C	15°C	32°C 2005	12°C 2012	59%
Dec 21	26°C	15°C	32°C 2005	12°C 2017	58%
Dec 22	26°C	15°C	32°C 2005	13°C 2017	57%
Dec 23	26°C	15°C	31°C 1998	13°C 2010	56%
Dec 24	26°C	15°C	31°C 2005	13°C 2016	55%
Dec 25	26°C	15°C	31°C 2005	11°C 2003	53%
Dec 26	26°C	15°C	31°C 1993	12°C 2003	51%
Dec 27	26°C	15°C	30°C 1993	13°C 2003	51%
Dec 28	26°C	15°C	32°C 2005	12°C 2020	51%
Dec 29	27°C	15°C	32°C 2005	13°C 2020	49%
Dec 30	27°C	15°C	32°C 2005	12°C 1991	49%
Dec 31	27°C	15°C	32°C 2005	13°C 1991	48%

Chance of rain

Chance of a wet day

Sunrise and sunset

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

December 1: sunrise 6:25 AM, sunset 6:35 PM
December 31: sunrise 6:39 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 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.