Last updated: March 17, 2025
December in Henley-on-Thames is characterized by a crisp winter chill, with maximum temperatures reaching around 14°C (58°F) and dipping to an average of 6°C (43°F). The month can get quite cold, with minimum temperatures plunging to -4°C (24°F). Rainfall is a common occurrence, as the area experiences 83 mm (3.3 in) of precipitation spread across 14 days, resulting in a high humidity level of 92%. This combination of cool temperatures and frequent rain creates a quintessential winter atmosphere, perfect for cozy indoor gatherings and seasonal festivities.
As December settles over Henley-on-Thames, the crisp winter air brings a noticeable chill, with temperatures dipping to a minimum of -4°C (24°F). The month typically hovers around an average of 6°C (43°F), while the daytime warms up only to a maximum of 14°C (58°F). This trend marks a gradual decline from the milder temperatures of autumn, reflecting the deepening winter chill. Wrapped in cozy charm, Henley-on-Thames transforms as the landscape glistens under a frosty blanket, making it a serene yet invigorating time to explore this picturesque town. With each passing day, the allure of winter blankets the scenic riverside, inviting visitors to experience the unique beauty that December brings.
In December, Henley-on-Thames experiences a notable increase in precipitation, recording 83 mm (3.3 inches) of rain over 14 days. This makes it one of the wetter months of the year, significantly higher than the 55 mm (2.2 in) observed in November. The tendency for increased rainfall in December aligns with the transition into winter, as colder months typically bring more persistent weather patterns. This uptick not only marks a departure from the drier spells earlier in the year, especially in April with just 36 mm (1.4 in) of precipitation, but also establishes a trend of increased wetness that characterizes Henley’s late autumn and winter months. As the festive season unfolds, residents can expect the charm of winter scenery to be complemented by a backdrop of frequent rain.
December in Henley-on-Thames sees humidity levels remaining high, holding steady at 92%—a figure that mirrors November's dampness. As the year draws to a close, the overall trend shows a gradual decrease in humidity from the early months, where it peaked at 91% in January. Following the summertime dip in July, which reached a more comfortable 71%, humidity began to creep back up, signaling the onset of a wetter season. This consistent trend not only highlights Henley-on-Thames' characteristic brisk winters but also prepares residents for the potential chill that accompanies the persistent moisture of late autumn and early winter.
As December arrives in Henley-on-Thames, the UV Index drops to a low value of 1, marking a notable decline from the more intense levels seen throughout the year. With an exposure category deemed low and a burn time of 45 minutes, this month presents a welcome respite from the stronger sun of the summer months. Notably, the UV Index had peaked at 8 during June and July, signaling a significant shift as we transition into winter. Such trends indicate that while UV radiation is less of a concern in December, it's always wise to stay informed about the sun's potential impact. For more detailed insights, you can check the Henley-on-Thames UV Index.
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In Henley-on-Thames, December ushers in a tranquil atmosphere, characterized by a gentle decline in sunlight hours. With 111 hours of sunshine, December stands as a stark contrast to the bright days of summer, where July leads the year with a radiant 397 hours. As autumn transitions to winter, the sun's presence gradually wanes, peaking in May at 388 hours before cascading down through the later months. This seasonal shift highlights a remarkable journey from the warmth of late spring and summer to the crisp, cooler days of December, encouraging residents and visitors alike to embrace the serenity of the holiday season amidst the soft glow of winter sunshine.
In Henley-on-Thames, December brings a notable decline in the likelihood of sunny weather, with only a 17% chance of sunshine. This marks one of the lowest probabilities throughout the year, trailing behind even the grayer months of January and February. The trend clearly demonstrates that as the year progresses into winter, the chances of basking in sunlight dwindle significantly. By contrast, the spring months of April and May enjoy far brighter prospects, with probabilities soaring to 51% and 32% respectively. Thus, if you're dreaming of sunny days in December, it might be wise to keep your expectations grounded.
As December settles over Henley-on-Thames, the days grow noticeably shorter, with only about 7 hours of daylight. This decline marks the end of a gradual decrease in sunlight that began in October, where the duration dropped to 10 hours. Following the long, bright summer months of June and July, which boasted a generous 16 hours of daylight, the shift towards winter is unmistakable. As the festive season approaches, the landscape transforms, illuminated by twinkling lights that create a cozy atmosphere amidst the longer nights. Despite the diminished daylight, Henley-on-Thames maintains its charm, inviting residents and visitors alike to embrace the beauty of winter's embrace.
In December, Henley-on-Thames experiences a mild increase in wind speed, averaging 4.5 m/s (10 mph), a slight uptick from the preceding months. As the year draws to a close, this consistent wind pattern reflects a transition from the calmer breezes of summer, which hover around 3.2 m/s (7 mph) in July and June, to the more invigorating gusts typical of late autumn and early winter. While November features a moderate average of 3.9 m/s (9 mph), December's winds herald the chill of winter, maintaining a steady pace throughout the month. This seasonal shift illustrates an intriguing trend: despite the overall decline in wind speeds as the year progresses, December stands out with a refreshing boost, reminding residents of the approaching new year.
The weather in Henley-on-Thames changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of December's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Henley-on-Thames and find detailed weather information for every month.
December and January exhibit similar temperature ranges, with both months experiencing minimum temperatures around -4°C (24°F) and maximums reaching 14°C (58°F). However, December tends to be slightly warmer on average at 6°C (43°F) compared to January’s average of 5°C (41°F). Precipitation is also more prevalent in December, with 83 mm (3.3 in) over 14 days, whereas January sees a reduction to 50 mm (2.0 in) across just 9 days. Humidity levels remain relatively high throughout both months, with December at 92% and January slightly lower at 91%. For more detailed information, you can visit Henley-on-Thames weather in January.
When comparing the weather in December and February, we notice some distinct differences. December experiences a milder average temperature of 6°C (43°F) but sees a maximum of 14°C (58°F), while February, despite being colder overall, has a maximum of 18°C (65°F) and an average that remains the same at 6°C (43°F). In terms of precipitation, December is significantly wetter with 83 mm (3.3 in) over 14 days, compared to February's drier 52 mm (2.0 in) across just 10 days. Additionally, December's humidity is slightly higher at 92%, compared to February's 89%. For more detailed information about February weather, you can check Henley-on-Thames weather in February.
In December, temperatures in Henley-on-Thames range from a chilly minimum of -4°C (24°F) to a maximum of 14°C (58°F), with an average of 6°C (43°F). The month is characterized by high humidity at 92% and considerable precipitation, totaling 83 mm (3.3 in) over 14 days. In contrast, March sees a slight increase in average temperature to 7°C (45°F), with highs reaching up to 22°C (71°F). Although the minimum temperature dips further to -6°C (22°F) and precipitation decreases to 59 mm (2.3 in), humidity levels are somewhat lower at 86%, making the weather feel a bit more pleasant. For a detailed overview of March weather, you can refer to Henley-on-Thames weather in March.
In December, the weather is quite chilly with temperatures ranging from a low of -4°C (24°F) to a mild high of 14°C (58°F), accompanied by high humidity levels of 92%. The month typically sees around 83 mm (3.3 in) of precipitation spread over 14 days, making it a rather rainy and humid time of year. In contrast, April offers a more moderate climate with temperatures ranging from -3°C (27°F) to a pleasant high of 26°C (79°F). The month generally experiences significantly less precipitation, totaling 36 mm (1.4 in) over just 8 days, and a lower humidity of 85%. This shift highlights the transition from winter's chill to the emerging warmth of spring, providing a stark contrast between the two months. For more details on weather in April, check out Henley-on-Thames weather in April.
December's weather contrasts sharply with that of May, showcasing the stark transition from winter to spring. In December, temperatures range from a chilly -4°C (24°F) at night to a mild 14°C (58°F) during the day, accompanied by high humidity at 92% and a notable amount of precipitation—83 mm (3.3 in) over 14 days. In comparison, May brings a welcome warmth, with temperatures starting from a minimum of 0°C (33°F) to a pleasant average of 13°C (55°F) and highs reaching 26°C (78°F). The precipitation in May is somewhat lesser at 68 mm (2.7 in) across 11 days, and the humidity drops to a more comfortable 79%. For more details on the climate in May, visit Henley-on-Thames weather in May.
In December, temperatures in Henley-on-Thames range from a chilly minimum of -4°C (24°F) to a maximum of 14°C (58°F), with an average of 6°C (43°F). The month experiences significant precipitation, totaling 83 mm (3.3 in) over 14 days, accompanied by high humidity levels at 92%. In contrast, June offers a much warmer climate, with temperatures ranging from a minimum of 6°C (44°F) to a pleasant maximum of 31°C (88°F) and an average of 16°C (61°F). Additionally, June sees a slightly lower precipitation of 75 mm (2.9 in) over 10 days and reduced humidity at 80%. The stark differences in temperature and precipitation highlight the seasonal transition from the cold of winter to the warmth of summer. For more details, you can visit Henley-on-Thames weather in June.
When comparing the weather in December and July, there's a stark contrast in temperature and conditions. December brings chillier temperatures, with averages around 6°C (43°F) and a minimum of -4°C (24°F), while July enjoys a much warmer climate, averaging 18°C (65°F) and peaking at 35°C (96°F). Precipitation is slightly higher in December at 83 mm (3.3 in) over 14 days, compared to July's 66 mm (2.6 in) over 12 days, giving July a drier and sunnier disposition. Additionally, humidity levels are much higher in December at 92%, while July sees a more comfortable 71%. To learn more about the weather specifics for the summer month, you can check out the details here: Henley-on-Thames weather in July.
In December, the weather is marked by much cooler temperatures, with an average of 6°C (43°F) and nightly lows dipping to -4°C (24°F). In contrast, August boasts a significantly warmer climate, featuring average highs of 17°C (63°F) and maximum temperatures reaching up to 33°C (92°F). While December experiences higher humidity at 92% alongside more precipitation (83 mm over 14 days), August still sees a fair amount of rain with 70 mm over 12 days but maintains a more comfortable humidity level of 76%. For a detailed look at August weather, you can check Henley-on-Thames weather in August.
In December, temperatures drop significantly compared to September, with a minimum of -4°C (24°F) and an average of 6°C (43°F), while September enjoys milder conditions, ranging from a minimum of 3°C (37°F) to an average of 15°C (59°F). The maximum temperatures in December reach only up to 14°C (58°F), in stark contrast to September's warmer highs of 28°C (83°F). Precipitation is more frequent in December, with 83 mm (3.3 in) spread over 14 days, compared to September's 49 mm (1.9 in) over just 9 days. Humidity levels are also slightly higher in December at 92%, compared to September's 82%. For more details, you can check Henley-on-Thames weather in September.
In comparing the weather between October and December, a noticeable shift in temperatures and conditions is apparent. October boasts a milder climate with average temperatures ranging from a minimum of 0°C (33°F) to a maximum of 23°C (73°F), while December sees cooler averages, with temperatures ranging from -4°C (24°F) to a maximum of 14°C (58°F). Precipitation is slightly higher in October at 95 mm (3.7 in) over 13 days compared to December's 83 mm (3.3 in) across 14 days, though the humidity remains relatively high in both months, peaking at 92% in December and 90% in October. For a closer look at October's conditions, you can visit Henley-on-Thames weather in October.
When comparing the weather in December to November, December tends to be slightly colder, with average temperatures ranging from a minimum of -4°C (24°F) to a maximum of 14°C (58°F), compared to November's range of -2°C (28°F) to 16°C (62°F). Precipitation also increases in December, totaling 83 mm (3.3 in) over approximately 14 days, while November only sees 55 mm (2.2 in) across 12 days. Despite the increased rainfall, humidity remains consistent at 92% for both months, contributing to a damp and chilly atmosphere in December. For more details, you can check Henley-on-Thames weather in November.
December in Henley-on-Thames brings a distinct chill, marking a departure from the milder months of the year. With temperatures dipping to as low as -4°C, this month is characterized by its crisp air and heightened humidity, creating a unique atmosphere that calls for cozy layers and warm beverages. Frequent rain showers contribute to a total precipitation of 83 mm over about half the month, establishing December as one of the wetter periods. As the landscape transforms under a veil of winter, the charm of Henley-on-Thames is undeniably enhanced. To explore more about the yearly weather patterns in this picturesque town, visit Henley-on-Thames Climate.