December is one of the cooler months of the year in Yeovil, with average highs near 7.9°C and lows around 3°C (mean 5.5°C). It is a relatively wet time of year, averaging 95 mm of rainfall and 95% relative humidity across the period.
December is one of the cooler months of the year in Yeovil. Across 45 years of records, the warmest December in Yeovil was 2015 — when the month averaged 9.9°C — while the coldest was 2010 at 0.1°C. Typical December days reach 7.9°C with nights near 3°C. The long-term trend is warming, about 0.4°C per decade.
December is a relatively wet time of year in Yeovil, averaging 95 mm of rainfall. The wettest December on record was 1999 with 160 mm, while the driest was 1988 at 26 mm.
Relative humidity in Yeovil during December averages 95%. The most humid December was 2016 at 96%, and the least humid was 2015 at 92%.
December receives about 0.6 kWh/m²/day of solar energy in Yeovil. The sunniest Decembers were 2001, 2008 and 2014 at 0.8 kWh/m²/day, and the cloudiest were 1998, 2002 and 2015 at 0.5.
Average wind speed in Yeovil during December is 3.6 m/s. The windiest December was 2015 at 5.2 m/s, while the calmest was 2016 at 2.5 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 5.4°C | 4.7°C | 5.1°C | 6.0°C | 6.4°C | +1°C |
| Avg High | 7.8°C | 7.2°C | 7.5°C | 8.5°C | 8.7°C | +0.9°C |
| Avg Low | 2.9°C | 2.2°C | 2.8°C | 3.5°C | 4.1°C | +1.2°C |
| Avg Rain | 95 mm | 93 mm | 87 mm | 94 mm | 110 mm | +15 mm |
December temperatures in Yeovil have risen by about 1.7°C between 1981–1985 and 2021–2025.
December has ranged from a record low of -6.8°C (1981) to a record high of 14.2°C (2024).
Rainfall in December is a relatively wet time of year, averaging 95 mm, with a wettest year of 160 mm.
A quieter season to visit Yeovil
If your dates are flexible, the more temperate months of July and August tend to be the most comfortable for visiting Yeovil. That said, December — with days averaging 7.9°C and nights around 3°C (mean 5.5°C) and higher rainfall (95 mm) — can still be rewarding for travellers who don't mind the cooler conditions, and often means fewer crowds.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 9.0°C | 6.7°C | 4.4°C | 13.5°C | -2.6°C | 148 mm | 95% | 3.9 m/s | — |
| 2024 | 9.2°C | 7.0°C | 4.9°C | 14.2°C | 1.9°C | 53 mm | 95% | 3.8 m/s | 0.6 |
| 2023 | 9.8°C | 7.7°C | 5.5°C | 12.8°C | -2.9°C | 146 mm | 95% | 4.4 m/s | 0.6 |
| 2022 | 6.7°C | 4.4°C | 2.1°C | 12.6°C | -5.2°C | 97 mm | 96% | 3.3 m/s | 0.7 |
| 2021 | 9.6°C | 7.0°C | 4.5°C | 14.0°C | -0.3°C | 83 mm | 94% | 3.5 m/s | 0.6 |
| 2020 | 7.8°C | 5.5°C | 3.2°C | 12.8°C | -2.2°C | 134 mm | 95% | 3.5 m/s | 0.7 |
| 2019 | 8.8°C | 6.3°C | 3.7°C | 11.8°C | -1.3°C | 126 mm | 95% | 3.7 m/s | 0.7 |
| 2018 | 10.0°C | 7.8°C | 5.5°C | 13.4°C | -0.4°C | 128 mm | 94% | 3.7 m/s | 0.6 |
| 2017 | 8.0°C | 5.4°C | 2.9°C | 12.5°C | -3.2°C | 108 mm | 95% | 3.6 m/s | 0.7 |
| 2016 | 9.2°C | 6.7°C | 4.2°C | 13.4°C | -2.1°C | 32 mm | 96% | 2.5 m/s | 0.7 |
| 2015 🔥 | 12.1°C | 9.9°C | 7.8°C | 13.9°C | 3.4°C | 100 mm | 92% | 5.2 m/s | 0.5 |
| 2014 | 8.1°C | 5.2°C | 2.4°C | 11.9°C | -3.1°C | 51 mm | 94% | 3.7 m/s | 0.8 |
| 2013 | 9.3°C | 6.2°C | 3.1°C | 12.2°C | -0.9°C | 105 mm | 94% | 3.8 m/s | 0.7 |
| 2012 | 8.1°C | 5.5°C | 3.0°C | 13.0°C | -2.6°C | 158 mm | 95% | 3.9 m/s | 0.7 |
| 2011 | 9.0°C | 6.5°C | 4.1°C | 12.3°C | -1.1°C | 94 mm | 93% | 4.2 m/s | 0.6 |
| 2010 ❄️ | 2.3°C | 0.1°C | -2.1°C | 7.1°C | -6.4°C | 34 mm | 96% | 2.7 m/s | 0.7 |
| 2009 | 6.1°C | 3.6°C | 1.2°C | 11.8°C | -3.9°C | 99 mm | 95% | 3.2 m/s | 0.7 |
| 2008 | 6.2°C | 3.7°C | 1.3°C | 12.0°C | -2.5°C | 59 mm | 96% | 3 m/s | 0.8 |
| 2007 | 8.2°C | 5.6°C | 2.9°C | 13.7°C | -2.2°C | 73 mm | 93% | 4 m/s | 0.6 |
| 2006 | 9.0°C | 6.9°C | 4.9°C | 13.1°C | -1.5°C | 96 mm | 93% | 4.1 m/s | 0.6 |
| 2005 | 7.3°C | 4.8°C | 2.3°C | 11.2°C | -3.2°C | 83 mm | 95% | 3.1 m/s | 0.7 |
| 2004 | 8.2°C | 5.8°C | 3.3°C | 12.2°C | -3.2°C | 68 mm | 95% | 2.9 m/s | 0.6 |
| 2003 | 7.8°C | 5.3°C | 2.9°C | 12.4°C | -2.1°C | 96 mm | 94% | 3.4 m/s | 0.6 |
| 2002 | 7.8°C | 5.7°C | 3.7°C | 12.6°C | -2.7°C | 111 mm | 96% | 3.7 m/s | 0.5 |
| 2001 | 6.2°C | 3.4°C | 0.6°C | 12.8°C | -3.8°C | 40 mm | 94% | 3.3 m/s | 0.8 |
| 2000 | 8.1°C | 6.2°C | 4.4°C | 12.6°C | -2.6°C | 146 mm | 95% | 4.4 m/s | 0.6 |
| 1999 🌧️ | 7.8°C | 5.3°C | 2.9°C | 12.3°C | -6.2°C | 160 mm | 94% | 4.4 m/s | 0.6 |
| 1998 | 8.6°C | 6.0°C | 3.4°C | 12.9°C | -3.8°C | 102 mm | 95% | 3.5 m/s | 0.5 |
| 1997 | 8.3°C | 5.9°C | 3.5°C | 13.2°C | -3.2°C | 104 mm | 95% | 3.8 m/s | 0.6 |
| 1996 | 4.7°C | 2.4°C | 0.1°C | 11.7°C | -6.5°C | 35 mm | 94% | 3.3 m/s | 0.6 |
| 1995 | 5.1°C | 2.6°C | 0.0°C | 13.2°C | -4.8°C | 102 mm | 96% | 3.2 m/s | 0.6 |
| 1994 | 9.3°C | 6.9°C | 4.5°C | 13.7°C | -2.6°C | 106 mm | 94% | 4.1 m/s | 0.7 |
| 1993 | 8.2°C | 5.7°C | 3.1°C | 13.0°C | -2.7°C | 140 mm | 93% | 4.8 m/s | 0.7 |
| 1992 | 6.4°C | 3.8°C | 1.3°C | 12.8°C | -2.4°C | 87 mm | 96% | 3.3 m/s | 0.6 |
| 1991 | 7.2°C | 4.8°C | 2.4°C | 12.4°C | -4.5°C | 28 mm | 93% | 3.2 m/s | 0.7 |
| 1990 | 6.5°C | 3.8°C | 1.1°C | 11.6°C | -3.4°C | 68 mm | 93% | 3.7 m/s | 0.7 |
| 1989 | 7.7°C | 5.5°C | 3.3°C | 12.8°C | -2.6°C | 149 mm | 94% | 4 m/s | 0.7 |
| 1988 | 9.3°C | 6.9°C | 4.4°C | 12.8°C | -0.4°C | 26 mm | 95% | 3 m/s | 0.6 |
| 1987 | 7.6°C | 5.5°C | 3.4°C | 13.6°C | -3.6°C | 52 mm | 95% | 3.9 m/s | 0.6 |
| 1986 | 8.6°C | 6.0°C | 3.4°C | 13.4°C | -2.6°C | 108 mm | 94% | 4.4 m/s | 0.6 |
| 1985 | 8.8°C | 6.7°C | 4.6°C | 13.4°C | -5.5°C | 126 mm | 94% | 3.5 m/s | 0.6 |
| 1984 | 8.3°C | 5.6°C | 2.8°C | 12.2°C | -1.5°C | 105 mm | 95% | 2.6 m/s | 0.7 |
| 1983 | 8.5°C | 5.9°C | 3.2°C | 12.1°C | -2.3°C | 83 mm | 93% | 3.7 m/s | — |
| 1982 | 7.3°C | 4.6°C | 2.0°C | 12.1°C | -3.1°C | 90 mm | 95% | 3.5 m/s | — |
| 1981 | 4.3°C | 1.6°C | -1.1°C | 10.7°C | -6.8°C | 115 mm | 95% | 3.4 m/s | — |
Actual recorded December data for each year, 1981–2025 — sourced from NASA POWER.
The average high in December is around 7.9°C with lows near 3°C (mean 5.5°C), based on 45 years of NASA POWER data.
December averages 95 mm of rainfall in Yeovil, a relatively wet time of year. The wettest on record was 160 mm in 1999.
The hottest December reached 14.2°C in 2024. The coldest dipped to -6.8°C in 1981.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average December temperatures have risen by about 1.7°C. Daytime highs moved from 7.4°C to 8.9°C and overnight lows from 2.3°C to 4.3°C over the same span.
December is one of the cooler months of the year in Yeovil and a relatively wet time of year, so plan for around 7.9°C daytime highs and 3°C at night.
Not quite — December is the 3rd coolest month in Yeovil, averaging 5.5°C.
For December in Yeovil, pack warm layers and a jacket for chilly mornings, with typical highs of 7.9°C and lows of 3°C. Bring an umbrella or light rain jacket too.
Relative humidity in December averages 95% — quite humid.
Average wind speed in December is 3.6 m/s. The windiest December on record averaged 5.2 m/s (2015).
The wettest December on record was 1999 with 160 mm. On average, December sees 95 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Yeovil behaves each December, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for December specifically, along with year-by-year records and how the month has changed over the decades.
