Last updated: August 21, 2025
In Gibraltar, December brings a mild charm characterized by an average temperature of 15°C (59°F), with highs reaching up to 20°C (68°F) and lows dipping to around 8°C (47°F). This month sees about 55 mm (2.2 in) of rain spread over approximately 7 days, contributing to the region's lush landscape. Coupled with a humidity level of 81%, December's weather provides a refreshing yet comfortable atmosphere, perfect for exploration and enjoyment of this scenic locale.
In December, Gibraltar experiences a gentle transition into winter, with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 20°C (68°F). The average temperature settles at around 15°C (59°F), offering a mild and comfortable climate for outdoor exploration. As the year draws to a close, the temperatures begin to dip slightly compared to the preceding months, yet remain notably warmer than many other European destinations during this time. The trend reveals that while the weather is cooler than the peak summer months, it still provides a pleasant atmosphere, making December a lovely time to enjoy Gibraltar's unique charm and scenic beauty.
In December, Gibraltar experiences a moderate level of precipitation, receiving an average of 55 mm (2.2 in) over about 7 days. This places it in the middle range of the year’s rainfall patterns, following a much wetter November, which saw 90 mm (3.6 in). As the year transitions towards winter, the precipitation levels drop significantly compared to the spring months, particularly March, which is the rainiest month with 107 mm (4.2 in). December's weather is characterized by its sporadic rain, marking a shift from the dry summer months and setting the stage for the wetter months ahead. Overall, Gibraltar’s December precipitation signals the onset of the rainy season, offering a refreshing change to its Mediterranean climate.
As December arrives in Gibraltar, the humidity levels ascend to 81%, marking a notable peak compared to the preceding months. This increase reflects a seasonal trend where humidity tends to rise sharply towards the end of the year, following a gradual decline from the spring's 60% in April to a low of 51% in August. The transition from summer to winter sees a resurgence in moisture, with November already climbing back up to 77%. This cyclical pattern indicates a shift as the region prepares for the cooler and often wetter winter months, providing a significant contrast to the relatively dry summer. Overall, December's humidity reinforces Gibraltar's reputation for a mild, yet humid coastal climate.
As December arrives in Gibraltar, the UV Index settles at a moderate level of 3, similar to January and November's readings. This indicates a consistent trend of reduced sun exposure as winter takes hold, allowing for a comfortable outdoor experience without the fear of quick sunburn. With a recommended burn time of 30 minutes, visitors and residents can enjoy leisurely strolls and local attractions while still taking precautions to protect their skin. The gradual shift from the extreme levels seen in the summer months, which peaked at 11 in June and July, highlights Gibraltar's diverse climate throughout the year. For more detailed insights into UV exposure, visit Gibraltar UV Index.
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As December unfolds in Gibraltar, the sun continues to shine for 268 hours, although this marks a gentle decline from the brighter days of late summer and early fall. The trend reveals a seamless transition from the height of summer, where July dazzles with 422 hours of radiant sunshine, into the cooler months. Despite December's shorter days, the pleasant weather still offers plenty of opportunities for outdoor exploration. The gradual decrease in sunlight hours from the year’s peak in May and June suggests a soothing, albeit brisk environment, perfectly suited for those looking to escape the winter chill while enjoying the unique charm of Gibraltar.
In December, Gibraltar enjoys a moderate likelihood of sunny weather, with a 54% chance of sunshine gracing the Rock. This figure reflects a subtle shift from the previous month's impressive 74%, yet it still stands higher than the early winter months of January and February. As we move through the year, the trend reveals a steady increase in sunny days, peaking in the summer with a remarkable 88% in July. Although December may not boast the brightest skies of the year, it remains a favorable time for those seeking a bit of winter sun amidst the more cloudy months that follow. Overall, visitors can still anticipate a pleasant mix of sunshine and seasonal charm during this time in Gibraltar.
As December settles over Gibraltar, daylight hours dwindle to nine hours, marking the return of shorter days in this picturesque locale. Following a gradual ascent from January's nine hours of sunlight to a peak of fourteen hours in the summer months of May, June, and July, the trend then shifts back downward as the year draws to a close. The steady increase in daylight from winter to summer not only brightens the landscape but also uplifts the spirits, while the December reduction creates a cozy atmosphere, inviting locals and visitors to embrace the charm of the longer nights. With the sun slowly retreating in December, it sets the stage for the festive season, where the twinkling lights beautifully complement the serene surroundings.
As December settles in Gibraltar, the winds begin to pick up, averaging 5.8 m/s (13 mph)—a notable increase compared to the calmer summer months. Throughout the year, wind speeds show a rhythmic pattern, with the peak months recorded in both February and December at 6.0 m/s (13 mph). After a gentle dip during the summer, where the winds lingered around 3.9 to 5.3 m/s, the autumn months bring a resurgence, with November closely trailing December's breezy heights. This annual cycle hints at a dynamic interplay between seasonal shifts, offering residents and visitors alike the invigorating experience of the Gibraltar wind—a refreshing breath of change as the year draws to a close.
Weather in Gibraltar varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Gibraltar, focusing on differences in temperature, rainfall, humidity, and UV levels.
In December, the weather tends to be milder, with average temperatures ranging from a minimum of 8°C (47°F) to a maximum of 20°C (68°F). The month experiences about 55 mm (2.2 in) of precipitation over 7 days, accompanied by higher humidity levels of 81%. In contrast, January sees a slight decrease in average temperatures, with minimums dropping to 5°C (42°F) and average highs of 19°C (66°F). Precipitation also increases in January, totaling 78 mm (3.1 in) over 6 days, while humidity remains relatively stable at 79%. For a detailed overview of January's weather, you can refer to Gibraltar weather in January.
In December, temperatures range from a minimum of 8°C (47°F) to a maximum of 20°C (68°F), with an average of 15°C (59°F). The month sees about 55 mm (2.2 in) of rainfall spread over 7 days, accompanied by high humidity levels at 81%. In contrast, February exhibits similar temperature ranges, starting at 8°C (46°F) and peaking at 20°C (68°F), but with a slightly lower average of 14°C (57°F). Precipitation decreases to 47 mm (1.8 in) over the same number of rainy days, alongside reduced humidity levels at 71%. For more insights into February's climate, check out Gibraltar weather in February.
In December, the weather typically sees temperatures ranging from a minimum of 8°C (47°F) to a maximum of 20°C (68°F), with an average of around 15°C (59°F). This month experiences about 55 mm (2.2 in) of precipitation spread over approximately 7 days, accompanied by relatively high humidity at 81%. In contrast, March offers slightly warmer temperatures with a minimum of 8°C (47°F) and a maximum of 21°C (70°F), maintaining an average temperature close to 15°C (58°F). However, it is noticeably wetter, with around 107 mm (4.2 in) of rain falling over 12 days and lower humidity at 67%. For more details, check out Gibraltar weather in March.
December and April in Gibraltar showcase a transition in weather patterns as the year progresses. December has a milder temperature range, with a minimum of 8°C (47°F) and an average of 15°C (59°F), while April sees slightly warmer conditions, starting at a minimum of 11°C (51°F) and averaging 16°C (60°F). The maximum temperatures also reflect this shift, with December peaking at 20°C (68°F) compared to April's higher maximum of 23°C (74°F).
However, April is wetter, receiving 76 mm (3.0 in) of precipitation over 10 days, compared to December's 55 mm (2.2 in) across 7 days. Additionally, humidity levels decrease in April to 60%, while December remains more humid at 81%. This combination results in a notable difference in the overall feel of the two months. For a more detailed view, check the Gibraltar weather in April.
December and May present contrasting weather patterns in Gibraltar. In December, temperatures range from a minimum of 8°C (47°F) to a maximum of 20°C (68°F), with an average of 15°C (59°F). This month experiences higher humidity at 81% and receives about 55 mm (2.2 in) of precipitation over 7 days. In contrast, May showcases warmer temperatures, with a minimum of 12°C (54°F) and a maximum of 28°C (82°F), averaging 18°C (65°F). The month is drier, with only 15 mm (0.6 in) of precipitation over just 2 days and a significantly lower humidity of 59%. For more information about the weather during this month, check out Gibraltar weather in May.
December and June showcase distinctly different weather patterns. In December, temperatures range from a minimum of 8°C (47°F) to a maximum of 20°C (68°F), with an average of 15°C (59°F). This month experiences more frequent rain, accumulating 55 mm (2.2 in) over about 7 days, along with high humidity at 81%. In contrast, June brings warmer conditions, with temperatures ranging from a minimum of 16°C (61°F) to a high of 28°C (83°F) and an average of 20°C (69°F). Rainfall is minimal during this month, with just 3 mm (0.1 in) over 1 day and a significantly lower humidity of 52%. For more details on the weather in June, visit Gibraltar weather in June.
In December, the weather is considerably cooler, with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 20°C (68°F), and an average of 15°C (59°F). The month sees about 55 mm (2.2 in) of precipitation over approximately 7 days, contributing to a higher humidity level of 81%. In contrast, July boasts much warmer temperatures, with a minimum of 18°C (65°F) and a maximum reaching 31°C (89°F), averaging around 23°C (73°F). Notably, July experiences minimal precipitation of just 1 mm (0.0 in) and is completely dry, resulting in a lower humidity level of 54%. For more details about the weather during this summer month, check Gibraltar weather in July.
In December, the weather is much cooler and wetter compared to August. With temperatures ranging from a minimum of 8°C (47°F) to a maximum of 20°C (68°F), December averages around 15°C (59°F) and experiences significant precipitation at 55 mm (2.2 in) over approximately 7 days, coupled with high humidity at 81%. In contrast, August boasts a much warmer climate, with temperatures ranging from a minimum of 19°C (66°F) to a peak of 32°C (90°F), averaging around 24°C (75°F). Precipitation is minimal in August, totaling only 10 mm (0.4 in) over just 1 day and featuring lower humidity at 51%. For more details, check out Gibraltar weather in August.
December and September present contrasting weather patterns in Gibraltar. December typically experiences cooler temperatures, with average highs around 15°C (59°F) compared to September's warmer averages of 22°C (72°F). The minimum temperatures in December drop to 8°C (47°F), while in September, they start at a more comfortable 18°C (64°F). Precipitation is also higher in December, with around 55 mm (2.2 in) spread over 7 days, compared to September's 27 mm (1.1 in) over just 4 days. Additionally, December's humidity levels are notably higher at 81%, whereas September maintains a lower humidity of 59%. For more detailed insights into September weather, check out Gibraltar weather in September.
In comparing December and October weather, December tends to be cooler with average temperatures ranging from a minimum of 8°C (47°F) to a maximum of 20°C (68°F), while October boasts warmer conditions with temperatures from a minimum of 12°C (53°F) to a comfortable maximum of 27°C (81°F). Additionally, December sees slightly more precipitation, with an average of 55 mm (2.2 in) over 7 days compared to October's 47 mm (1.9 in) over 6 days. Furthermore, the humidity in December is higher at 81%, contrasting with the more moderate 68% in October. For a more detailed look at October's climate, check out this link: Gibraltar weather in October.
In comparing the weather between November and December, December experiences slightly milder temperatures with a minimum of 8°C (47°F) and a maximum of 20°C (68°F), while November has a slightly higher range, with temperatures typically ranging from 9°C (48°F) to 22°C (73°F). Precipitation levels also decrease in December, with 55 mm (2.2 in) of rainfall over 7 days, compared to November's 90 mm (3.6 in) falling over 10 days. Humidity remains relatively high in both months, but December has a slightly higher average at 81%, while November's average is 77%. For more detailed weather information, you can check Gibraltar weather in November.
As December graces Gibraltar, the weather showcases a unique blend that sets it apart from other months. Temperatures hover comfortably, making it a delightful escape with an average of 15°C, while crisp morning air can dip to a minimum of 8°C. Rainfall is relatively moderate, with around 55 mm spread over just 7 days, keeping the humidity high at approximately 81%. Unlike the warm summer months, December offers a refreshing coastal atmosphere, inviting visitors to explore the stunning landscapes without the intense heat. Overall, this month marks a gentle transition into winter, providing a charming yet mild climate. For more insights, check out the detailed Gibraltar Climate.