Ballymena Weather in December
Average highs run from 8°C on December 1 to 7°C on December 31, and lows from 5°C to 4°C. Normal precipitation for the month is 113 mm over about 20 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
- 7°C
- Average low
- 4°C
- Precipitation
- 113 mm
- Record high
- 21°CDec 10, 2004
- Record low
- -14°CDec 22, 2010
- Daylight
- 7 h 38 min to 7 h 18 min
- Cloud cover
- 83%
- Humidity
- 91%
- Dew point
- 4°C
- Wind
- 26.6 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 | 8°C | 5°C | 14°C 1985 | -5°C 1977 | 69% |
| Dec 2 | 8°C | 5°C | 13°C 1995 | -4°C 1973 | 68% |
| Dec 3 | 8°C | 5°C | 12°C 1983 | -6°C 2010 | 66% |
| Dec 4 | 8°C | 5°C | 13°C 1979 | -3°C 1997 | 65% |
| Dec 5 | 8°C | 5°C | 13°C 2000 | -5°C 1976 | 65% |
| Dec 6 | 8°C | 5°C | 11°C 1999 | -4°C 1998 | 65% |
| Dec 7 | 8°C | 5°C | 13°C 2015 | -4°C 1980 | 65% |
| Dec 8 | 8°C | 5°C | 11°C 1974 | -10°C 2010 | 64% |
| Dec 9 | 8°C | 5°C | 12°C 1999 | -4°C 2010 | 65% |
| Dec 10 | 8°C | 5°C | 21°C 2004 | -5°C 1976 | 64% |
| Dec 11 | 8°C | 5°C | 14°C 1994 | -5°C 1987 | 63% |
| Dec 12 | 8°C | 5°C | 14°C 2013 | -11°C 1981 | 62% |
| Dec 13 | 7°C | 4°C | 11°C 1983 | -7°C 1981 | 61% |
| Dec 14 | 7°C | 4°C | 14°C 1998 | -3°C 1993 | 62% |
| Dec 15 | 7°C | 4°C | 12°C 1982 | -3°C 1973 | 62% |
| Dec 16 | 7°C | 4°C | 11°C 2023 | -4°C 1990 | 61% |
| Dec 17 | 7°C | 4°C | 13°C 1987 | -2°C 2000 | 62% |
| Dec 18 | 7°C | 4°C | 14°C 2024 | -6°C 1981 | 63% |
| Dec 19 | 7°C | 4°C | 14°C 2015 | -5°C 1981 | 65% |
| Dec 20 | 7°C | 4°C | 12°C 1987 | -3°C 2009 | 65% |
| Dec 21 | 7°C | 4°C | 12°C 2023 | -6°C 1992 | 64% |
| Dec 22 | 7°C | 4°C | 11°C 1984 | -14°C 2010 | 65% |
| Dec 23 | 7°C | 4°C | 13°C 1984 | -3°C 1982 | 65% |
| Dec 24 | 7°C | 4°C | 12°C 1997 | -12°C 2010 | 66% |
| Dec 25 | 7°C | 4°C | 13°C 2011 | -4°C 1981 | 66% |
| Dec 26 | 7°C | 4°C | 12°C 2011 | -12°C 2010 | 67% |
| Dec 27 | 7°C | 4°C | 12°C 1987 | -9°C 1995 | 68% |
| Dec 28 | 7°C | 4°C | 13°C 1987 | -3°C 1998 | 68% |
| Dec 29 | 7°C | 4°C | 13°C 2021 | -10°C 2000 | 68% |
| Dec 30 | 7°C | 4°C | 11°C 2024 | -7°C 2000 | 68% |
| Dec 31 | 7°C | 4°C | 13°C 2021 | -6°C 2001 | 68% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT+0).
- December 1
- sunrise 8:25 AM, sunset 4:03 PM
- December 31
- sunrise 8:49 AM, sunset 4:07 PM
Other months
Sources
Records: NOAA GHCN-Daily, station UKM00003917, 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 2026-09-26. Sun and moon: computed with the NOAA solar equations and Meeus.