Ashton Weather in December

NASA POWER reanalysis for the half-degree grid cell around Ashton, 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 31°C on December 31, and lows from 13°C to 15°C. Normal precipitation for the month is 40 mm over about 6 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: 30°C
Average low: 14°C
Precipitation: 40 mm
Reanalysis high: 44°CDec 30, 2015
Reanalysis low: 5°CDec 3, 1996
Daylight: 14 h 14 min to 14 h 22 min
Cloud cover: 37%
Humidity: 59%
Dew point: 11°C
Wind: 16.2 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	13°C	39°C 1999	10°C 1996	19%
Dec 2	29°C	13°C	37°C 2016	7°C 1996	19%
Dec 3	29°C	13°C	39°C 2004	5°C 1996	19%
Dec 4	29°C	13°C	39°C 2004	8°C 2007	18%
Dec 5	29°C	13°C	37°C 2019	8°C 1991	18%
Dec 6	29°C	13°C	40°C 2002	11°C 2010	18%
Dec 7	29°C	14°C	43°C 2002	9°C 2010	18%
Dec 8	30°C	14°C	42°C 2017	10°C 2011	18%
Dec 9	30°C	14°C	37°C 1999	8°C 2011	18%
Dec 10	30°C	14°C	34°C 2002	10°C 1993	17%
Dec 11	30°C	14°C	39°C 2004	9°C 1994	16%
Dec 12	30°C	14°C	39°C 1994	10°C 2000	15%
Dec 13	30°C	14°C	41°C 1999	10°C 2005	16%
Dec 14	30°C	14°C	42°C 1999	10°C 2011	16%
Dec 15	30°C	14°C	39°C 1997	8°C 2011	17%
Dec 16	30°C	14°C	38°C 1993	10°C 2019	18%
Dec 17	30°C	14°C	39°C 2018	10°C 1997	18%
Dec 18	30°C	14°C	39°C 2016	10°C 1997	18%
Dec 19	30°C	14°C	35°C 1994	10°C 2017	19%
Dec 20	30°C	14°C	40°C 1997	11°C 2017	20%
Dec 21	30°C	14°C	42°C 2012	10°C 2005	21%
Dec 22	30°C	14°C	40°C 2012	10°C 2019	21%
Dec 23	30°C	14°C	41°C 1993	10°C 2008	21%
Dec 24	30°C	15°C	38°C 1991	10°C 2008	20%
Dec 25	30°C	15°C	37°C 1992	9°C 2003	21%
Dec 26	30°C	15°C	37°C 1992	9°C 2003	21%
Dec 27	31°C	15°C	36°C 1999	10°C 2003	20%
Dec 28	31°C	15°C	41°C 2001	10°C 2009	20%
Dec 29	31°C	15°C	39°C 1999	12°C 1993	20%
Dec 30	31°C	15°C	44°C 2015	10°C 2006	20%
Dec 31	31°C	15°C	40°C 2018	11°C 2006	20%

Chance of rain

Chance of a wet day

Sunrise and sunset

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

December 1: sunrise 5:22 AM, sunset 7:36 PM
December 31: sunrise 5:32 AM, sunset 7:54 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.