December is one of the cooler months of the year in Shrewsbury, with average highs near 6.4°C and lows around 1.8°C (mean 4.1°C). It is a relatively wet time of year, averaging 78 mm of rainfall and 95% relative humidity across the period.
December is one of the cooler months of the year in Shrewsbury. Across 45 years of records, the warmest December in Shrewsbury was 2015 — when the month averaged 8.4°C — while the coldest were 1981 and 2010 at -0.9°C. Typical December days reach 6.4°C with nights near 1.8°C. The long-term trend is warming, about 0.5°C per decade.
December is a relatively wet time of year in Shrewsbury, averaging 78 mm of rainfall. The wettest December on record was 2023 with 139 mm, while the driest were 1988 and 1991 at 25 mm.
Relative humidity in Shrewsbury during December averages 95%. The most humid December was 2010 at 97%, and the least humid was 2011 at 93%.
December receives about 0.6 kWh/m²/day of solar energy in Shrewsbury. The sunniest Decembers were 2008, 2014 and 2022 at 0.7 kWh/m²/day, and the cloudiest were 1997, 1998 and 2015 at 0.4.
Average wind speed in Shrewsbury during December is 3.5 m/s. The windiest December was 2015 at 5.1 m/s, while the calmest was 2010 at 2.3 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 3.8°C | 3.4°C | 3.9°C | 4.7°C | 5.2°C | +1.4°C |
| Avg High | 6.1°C | 5.7°C | 6.1°C | 7.1°C | 7.4°C | +1.3°C |
| Avg Low | 1.5°C | 1.0°C | 1.6°C | 2.3°C | 3.1°C | +1.6°C |
| Avg Rain | 73 mm | 75 mm | 72 mm | 78 mm | 101 mm | +28 mm |
December temperatures in Shrewsbury have risen by about 2.2°C between 1981–1985 and 2021–2025.
December has ranged from a record low of -10.3°C (1981) to a record high of 13.5°C (1994).
Rainfall in December is a relatively wet time of year, averaging 78 mm, with a wettest year of 139 mm.
A quieter season to visit Shrewsbury
If your dates are flexible, the more temperate months of July and August tend to be the most comfortable for visiting Shrewsbury. That said, December — with days averaging 6.4°C and nights around 1.8°C (mean 4.1°C) and moderate rainfall (78 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 | 8.1°C | 5.8°C | 3.5°C | 13.3°C | -1.6°C | 118 mm | 96% | 3.8 m/s | — |
| 2024 | 8.3°C | 6.2°C | 4.1°C | 13.3°C | 0.2°C | 73 mm | 95% | 3.9 m/s | 0.5 |
| 2023 🌧️ | 8.1°C | 6.0°C | 3.9°C | 12.6°C | -3.2°C | 139 mm | 94% | 4.3 m/s | 0.5 |
| 2022 | 5.5°C | 3.4°C | 1.2°C | 12.0°C | -5.2°C | 64 mm | 97% | 3 m/s | 0.7 |
| 2021 | 7.8°C | 5.7°C | 3.6°C | 13.3°C | -3.0°C | 85 mm | 95% | 3.4 m/s | 0.5 |
| 2020 | 6.5°C | 4.3°C | 2.2°C | 11.8°C | -2.5°C | 125 mm | 97% | 3.3 m/s | 0.5 |
| 2019 | 7.5°C | 5.1°C | 2.7°C | 11.8°C | -1.8°C | 82 mm | 96% | 3.6 m/s | 0.6 |
| 2018 | 8.2°C | 5.9°C | 3.7°C | 12.3°C | -3.0°C | 96 mm | 96% | 3.4 m/s | 0.5 |
| 2017 | 6.3°C | 4.0°C | 1.6°C | 11.6°C | -4.5°C | 96 mm | 96% | 3.4 m/s | 0.6 |
| 2016 | 7.7°C | 5.4°C | 3.2°C | 13.1°C | -1.6°C | 34 mm | 97% | 2.7 m/s | 0.6 |
| 2015 🔥 | 10.8°C | 8.4°C | 6.0°C | 13.3°C | 1.5°C | 115 mm | 93% | 5.1 m/s | 0.4 |
| 2014 | 6.9°C | 4.4°C | 1.9°C | 11.9°C | -3.9°C | 58 mm | 94% | 3.7 m/s | 0.7 |
| 2013 | 8.2°C | 5.4°C | 2.6°C | 11.8°C | 0.1°C | 55 mm | 94% | 4.2 m/s | 0.6 |
| 2012 | 6.2°C | 3.8°C | 1.4°C | 11.5°C | -3.7°C | 130 mm | 96% | 3.6 m/s | 0.6 |
| 2011 | 7.7°C | 5.2°C | 2.7°C | 11.4°C | -0.4°C | 79 mm | 93% | 4.2 m/s | 0.6 |
| 2010 | 1.2°C | -0.9°C | -3.0°C | 6.3°C | -8.1°C | 37 mm | 97% | 2.3 m/s | 0.6 |
| 2009 | 4.3°C | 2.3°C | 0.3°C | 10.7°C | -5.2°C | 80 mm | 96% | 3 m/s | 0.6 |
| 2008 | 5.0°C | 2.6°C | 0.2°C | 11.3°C | -3.4°C | 53 mm | 97% | 2.7 m/s | 0.7 |
| 2007 | 6.4°C | 4.0°C | 1.5°C | 12.9°C | -4.0°C | 70 mm | 95% | 3.8 m/s | 0.6 |
| 2006 | 8.2°C | 5.9°C | 3.6°C | 12.6°C | -0.5°C | 82 mm | 94% | 4 m/s | 0.5 |
| 2005 | 6.3°C | 4.1°C | 1.8°C | 10.3°C | -3.5°C | 55 mm | 96% | 3 m/s | 0.6 |
| 2004 | 7.1°C | 4.7°C | 2.3°C | 10.8°C | -3.5°C | 41 mm | 96% | 3 m/s | 0.6 |
| 2003 | 6.2°C | 3.8°C | 1.4°C | 11.7°C | -4.4°C | 92 mm | 96% | 3.1 m/s | 0.5 |
| 2002 | 6.0°C | 4.2°C | 2.5°C | 11.1°C | -2.4°C | 107 mm | 96% | 3.3 m/s | 0.5 |
| 2001 | 5.2°C | 2.6°C | 0.0°C | 12.1°C | -3.6°C | 37 mm | 95% | 3 m/s | 0.6 |
| 2000 | 6.4°C | 4.6°C | 2.8°C | 12.4°C | -3.8°C | 106 mm | 96% | 4 m/s | 0.5 |
| 1999 | 6.1°C | 4.0°C | 1.9°C | 11.6°C | -4.3°C | 94 mm | 94% | 4.2 m/s | 0.6 |
| 1998 | 7.2°C | 4.7°C | 2.1°C | 13.1°C | -3.5°C | 81 mm | 96% | 3.5 m/s | 0.4 |
| 1997 | 6.7°C | 4.5°C | 2.4°C | 12.1°C | -2.2°C | 88 mm | 95% | 3.6 m/s | 0.4 |
| 1996 | 3.8°C | 1.6°C | -0.6°C | 10.0°C | -4.9°C | 43 mm | 95% | 3 m/s | 0.6 |
| 1995 | 2.6°C | 0.5°C | -1.7°C | 11.3°C | -8.1°C | 87 mm | 96% | 2.7 m/s | 0.5 |
| 1994 | 8.0°C | 5.5°C | 2.9°C | 13.5°C | -2.7°C | 92 mm | 94% | 4.2 m/s | 0.6 |
| 1993 | 6.4°C | 4.0°C | 1.5°C | 12.1°C | -3.4°C | 108 mm | 94% | 4.5 m/s | 0.6 |
| 1992 | 4.9°C | 2.4°C | -0.1°C | 12.2°C | -6.4°C | 60 mm | 96% | 2.9 m/s | 0.6 |
| 1991 | 5.7°C | 3.5°C | 1.3°C | 12.0°C | -4.5°C | 25 mm | 94% | 3.1 m/s | 0.6 |
| 1990 | 5.3°C | 2.8°C | 0.3°C | 11.2°C | -3.3°C | 77 mm | 94% | 3.7 m/s | 0.6 |
| 1989 | 5.1°C | 3.1°C | 1.2°C | 11.0°C | -2.4°C | 118 mm | 96% | 3.1 m/s | 0.6 |
| 1988 | 8.3°C | 6.1°C | 4.0°C | 11.7°C | -1.6°C | 25 mm | 95% | 3.5 m/s | 0.5 |
| 1987 | 6.2°C | 4.3°C | 2.3°C | 12.1°C | -4.0°C | 39 mm | 96% | 3.4 m/s | 0.5 |
| 1986 | 7.2°C | 4.5°C | 1.7°C | 13.2°C | -2.0°C | 90 mm | 94% | 4.4 m/s | 0.5 |
| 1985 | 7.4°C | 5.3°C | 3.2°C | 12.9°C | -6.1°C | 88 mm | 95% | 3.6 m/s | 0.5 |
| 1984 | 6.4°C | 4.0°C | 1.7°C | 11.3°C | -2.7°C | 72 mm | 96% | 2.9 m/s | 0.6 |
| 1983 | 7.0°C | 4.5°C | 1.9°C | 12.4°C | -3.2°C | 78 mm | 95% | 3.9 m/s | — |
| 1982 | 5.6°C | 3.1°C | 0.5°C | 10.4°C | -3.6°C | 69 mm | 95% | 3.6 m/s | — |
| 1981 ❄️ | 1.6°C | -0.9°C | -3.4°C | 10.4°C | -10.3°C | 76 mm | 97% | 2.8 m/s | — |
Actual recorded December data for each year, 1981–2025 — sourced from NASA POWER.
The average high in December is around 6.4°C with lows near 1.8°C (mean 4.1°C), based on 45 years of NASA POWER data.
December averages 78 mm of rainfall in Shrewsbury, a relatively wet time of year. The wettest on record was 139 mm in 2023.
The hottest December reached 13.5°C in 1994. The coldest dipped to -10.3°C in 1981.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average December temperatures have risen by about 2.2°C. Daytime highs moved from 5.6°C to 7.6°C and overnight lows from 0.8°C to 3.3°C over the same span.
December is one of the cooler months of the year in Shrewsbury and a relatively wet time of year, so plan for around 6.4°C daytime highs and 1.8°C at night.
Not quite — December is the 3rd coolest month in Shrewsbury, averaging 4.1°C.
For December in Shrewsbury, pack warm layers and a jacket for chilly mornings, with typical highs of 6.4°C and lows of 1.8°C. Bring an umbrella or light rain jacket too.
Relative humidity in December averages 95% — quite humid.
Average wind speed in December is 3.5 m/s. The windiest December on record averaged 5.1 m/s (2015).
The wettest December on record was 2023 with 139 mm. On average, December sees 78 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 Shrewsbury 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.
