Tanza Weather in December

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

Average highs run from 28°C on December 1 to 27°C on December 31, and lows from 23°C to 22°C. Normal precipitation for the month is 384 mm over about 25 wet days.

December day by day

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

Normal low
Normal high
Record high
Record low

December at a glance

Average high: 27°C
Average low: 22°C
Precipitation: 384 mm
Record high: 39°CDec 21, 1979
Record low: 12°CDec 19, 1983
Daylight: 11 h 20 min to 11 h 16 min
Cloud cover: 75%
Humidity: 89%
Dew point: 22°C
Wind: 13.7 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	Record high	Record low	Chance wet
Dec 1	28°C	23°C	34°C 2010	20°C 1988	88%
Dec 2	28°C	23°C	34°C 2023	19°C 1988	88%
Dec 3	28°C	23°C	38°C 1998	19°C 1991	88%
Dec 4	28°C	23°C	33°C 2024	21°C 1991	88%
Dec 5	28°C	23°C	33°C 2024	19°C 1983	88%
Dec 6	28°C	23°C	34°C 2023	17°C 1991	88%
Dec 7	28°C	23°C	33°C 1986	19°C 1988	89%
Dec 8	28°C	23°C	34°C 2018	19°C 1988	90%
Dec 9	28°C	23°C	34°C 2023	20°C 1986	90%
Dec 10	28°C	23°C	35°C 2023	20°C 1986	89%
Dec 11	27°C	23°C	33°C 2020	19°C 1986	88%
Dec 12	27°C	23°C	34°C 2018	19°C 1986	88%
Dec 13	27°C	23°C	34°C 2023	18°C 1979	88%
Dec 14	27°C	23°C	34°C 2024	17°C 1988	87%
Dec 15	27°C	22°C	34°C 1997	17°C 1988	86%
Dec 16	27°C	22°C	34°C 1987	18°C 1988	86%
Dec 17	27°C	22°C	33°C 2013	18°C 1983	86%
Dec 18	27°C	22°C	34°C 2012	19°C 1981	85%
Dec 19	27°C	22°C	33°C 2012	12°C 1983	84%
Dec 20	27°C	22°C	33°C 2012	12°C 1983	84%
Dec 21	27°C	22°C	39°C 1979	17°C 1981	82%
Dec 22	27°C	22°C	33°C 2016	17°C 1981	81%
Dec 23	27°C	22°C	33°C 2020	19°C 1992	80%
Dec 24	27°C	22°C	33°C 2019	19°C 1993	79%
Dec 25	27°C	22°C	33°C 2017	20°C 1992	80%
Dec 26	27°C	22°C	33°C 1987	19°C 1980	79%
Dec 27	27°C	22°C	34°C 2016	19°C 1980	78%
Dec 28	27°C	22°C	33°C 1987	20°C 1992	76%
Dec 29	27°C	22°C	34°C 2020	19°C 1980	75%
Dec 30	27°C	22°C	33°C 2023	18°C 1996	75%
Dec 31	27°C	22°C	33°C 2024	18°C 1981	75%

Chance of rain

Chance of a wet day

Sunrise and sunset

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

December 1: sunrise 6:05 AM, sunset 5:25 PM
December 31: sunrise 6:21 AM, sunset 5:37 PM

Every day of December: sun and moon

Other months

Sources

Records: NOAA GHCN-Daily, station RP000098429, every year on file, quality-flagged values removed. 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.