Last updated: February 24, 2025
December in Imperial Beach, United States, offers a delightful blend of mild temperatures and refreshing coastal air. With maximum temperatures reaching 23°C (73°F) and a comfortable average of 14°C (58°F), this month provides a pleasant escape from colder climates. Travelers can expect minimum temperatures around 8°C (46°F) during the night, creating a cozy ambiance for evening strolls along the beach. Rainfall is moderate with a total of 68 mm (2.7 in) spread across 6 rainy days, where the overall humidity rests at a moderate 74%. This unique weather combination makes December an ideal time for beachgoers seeking tranquility and scenic views before the year wraps up.
In Imperial Beach during December, temperatures start to dip slightly as winter approaches, featuring a minimum of 8°C (46°F) and an average of 14°C (58°F). The maximum temperature reaches a pleasant 23°C (73°F), making it a mild yet refreshing month ideal for enjoying the coastal scenery. Compared to the previous months, December sees a subtle transition while maintaining a comfortable climate that is far more moderate than the chilly winters experienced in many other parts of the United States. With these cozy temperatures, residents and visitors can take advantage of outdoor activities, as the beach remains an inviting destination even in the heart of winter.
In December, Imperial Beach experiences a notable uptick in precipitation, with 68 mm (2.7 in) of rainfall spread over 6 days. This month marks a transition into a wetter season, contrasting sharply with the dry summer months where only trace amounts fell in June, July, and August. Following the relatively damp November, December's rainfall continues the trend of increasing moisture as the year draws to a close. This pattern highlights the shift in climate dynamics, setting the stage for the cooler months ahead while providing a refreshing break from the preceding dry spell. The consistent rainfall in December is a welcomed sight for the region, nurturing the local ecosystem and replenishing water sources.
As December arrives in Imperial Beach, the humidity levels settle at 74%, marking a notable increase compared to the drier summer months. This period reflects a gradual rise in moisture following a dip to 42% in August. From November's 66%, the December humidity suggests a transition as the region moves from the warmer months into the cooler winter season. Generally, the trend shows higher humidity during the winter months, peaking in January at 72%, before consistently declining as spring approaches. This cyclical pattern highlights Imperial Beach's coastal climate, where humidity fluctuates, providing a comfortable yet refreshing atmosphere as the year draws to a close.
In Imperial Beach, December wraps up the year with a moderate UV Index of 4, making it one of the more manageable months for sun exposure. This trend of lower UV levels reflects a seasonal decline, particularly after the extreme indices experienced from May to August, where burn times shrunk to just 10 minutes. As we move from the summer months into winter, the UV Index gradually decreases, providing a welcome reprieve, with burn times increasing to 30 minutes in both January and December. This pattern emphasizes the changing dynamics of sunlight intensity throughout the year, reminding residents and visitors alike to remain vigilant about sun safety year-round. For more details, check out the complete UV Index data for the area: Imperial Beach UV Index.
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In Imperial Beach, December marks the transition into winter, where the sun still shines brightly, offering a delightful 236 hours of sunlight. While this is a notable dip from the sunniest month, July, which dazzles with 375 hours, the trend throughout the year showcases a gentle decline from the peak summer months, gradually easing into the cooler winter season. December's sunlight, although decreased, is still embraced by residents and visitors alike—a reminder that even in the heart of winter, Imperial Beach retains its charm with moderate sunshine, inviting everyone to bask in its warmth before the year wraps up.
In Imperial Beach, December marks a notable decline in sunny weather, with a 45% chance of sunshine. This drop contrasts sharply with the more radiant months preceding it, especially September and October, where sunlit days reach 67% and 64% respectively. The trend throughout the year shows a gradual decrease in sunny days as winter approaches, with December sitting at the lowest probability since April. Despite its relatively cloudier disposition, December's coastal charm and mild temperatures still offer a cozy allure for visitors looking to escape harsher winter climates.
In Imperial Beach, December brings a return to shorter daylight hours, providing about 10 hours of sunlight each day. As the year winds down, this mirrors the trend seen in both January and November, where daylight is limited, creating a cozy atmosphere for holiday festivities. The gradual lengthening of daylight begins again in February, hinting at the promise of spring ahead. Notably, the longest days occur during the summer months of June and July, where residents can bask in a generous 14 hours of sunlight. The cyclical nature of daylight in Imperial Beach not only marks the changing seasons but also invites locals and visitors alike to embrace the unique charm of coastal life.
As December rolls into Imperial Beach, the average wind speed picks up slightly, reaching 3.1 m/s (7 mph), a welcome shift as the festive season arrives. This month stands out with wind velocities that mirror the breeziness of March and June, reminding us that winter doesn’t mean an absence of invigorating gusts. Interestingly, the trend shows a subtle decline from the balmy speeds of the earlier months, particularly in November when winds slowed to 2.5 m/s (6 mph). However, December’s breezy charm complements the coastal scenery, creating a refreshing backdrop for holiday celebrations by the beach. Whether you're enjoying a stroll by the shore or cozying up indoors, the December winds add a touch of vibrancy to the coastal atmosphere.
The weather in Imperial Beach 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 Imperial Beach and find detailed weather information for every month.
December and January share similar temperature ranges, with December featuring a minimum of 8°C (46°F) and a maximum of 23°C (73°F), while January has slightly cooler temperatures with a minimum of 7°C (45°F) and a maximum of 23°C (75°F). Both months experience average temperatures around 14°C (58°F for December and 57°F for January) and maintain a comparable level of precipitation, with December receiving 68 mm (2.7 in) and January at 60 mm (2.3 in). The humidity levels are fairly close as well, with December at 74% and January at 72%. For more detailed information on January weather, you can visit Imperial Beach weather in January.
In comparing December and February, we observe that both months exhibit mild temperatures, though February tends to be slightly cooler on average. December sees minimum temperatures around 8°C (46°F) and an average of 14°C (58°F), with maximum temperatures reaching 23°C (73°F). In contrast, February has minimum temperatures of 6°C (43°F) and an average of 13°C (56°F), with a peak of 25°C (77°F). Precipitation levels are also noteworthy; December receives about 68 mm (2.7 in) over 6 days, while February experiences slightly higher rainfall at 75 mm (3.0 in) across 7 days. Humidity levels are comparable as well, with December at 74% and February slightly higher at 77%. For more detailed information on February weather, visit Imperial Beach weather in February.
In December, the weather typically features a minimum temperature of around 8°C (46°F) and a maximum of 23°C (73°F), averaging at 14°C (58°F). It is characterized by 68 mm (2.7 in) of precipitation over approximately 6 days, contributing to a relatively high humidity level of 74%. In contrast, March offers a slightly cooler minimum temperature of 7°C (45°F) but a marginally warmer maximum of 24°C (76°F), with the same average of 14°C (57°F). During this month, precipitation drops to 57 mm (2.2 in) spread across about 10 days, resulting in lower humidity at 67%. For more detailed information on March weather, you can visit Imperial Beach weather in March.
When comparing the weather in December and April, notable differences emerge in temperature and precipitation levels. December experiences a minimum temperature of 8°C (46°F) and an average of 14°C (58°F), with maximums reaching 23°C (73°F). In contrast, April sees slightly warmer temperatures, starting at a minimum of 10°C (51°F) and peaking at 27°C (81°F) on average. Additionally, December has higher rainfall, totaling 68 mm (2.7 in) over approximately 6 days, while April is drier with only 27 mm (1.1 in) spread across 4 days and a significantly lower humidity level of 56%. For more specific details on April weather in the area, you can check out Imperial Beach weather in April.
In December, the weather is generally cooler with minimum temperatures around 8°C (46°F) and an average of 14°C (58°F), reaching a maximum of 23°C (73°F). The month also sees a higher level of precipitation at 68 mm (2.7 in) over about 6 days, accompanied by 74% humidity, creating a damp and chillier atmosphere. In contrast, May brings slightly warmer temperatures with a minimum of 11°C (52°F) and an average of 16°C (61°F), peaking at 24°C (76°F). This month experiences much less precipitation, totaling only 26 mm (1.0 in) over the same number of rainy days, and a drier humidity level of 46%. For a closer look at the May weather specifics, you can visit Imperial Beach weather in May.
December and June present contrasting weather conditions. In December, temperatures range from a minimum of 8°C (46°F) to a maximum of 23°C (73°F), with an average of 14°C (58°F). The month experiences about 68 mm (2.7 in) of precipitation over approximately six days, leading to a humid atmosphere with 74% humidity. In stark contrast, June boasts milder temperatures, with a minimum of 14°C (57°F) and a maximum of 27°C (80°F), alongside a lower average of 18°C (65°F). This month has significantly less rain, with only 7 mm (0.3 in) of precipitation and no rainy days, resulting in a more comfortable humidity level of 48%. For more detailed insights into the weather during June, you can visit Imperial Beach weather in June.
December and July present contrasting weather conditions. In December, temperatures range from a minimum of 8°C (46°F) to a maximum of 23°C (73°F), with an average of 14°C (58°F). The month also experiences around 68 mm (2.7 in) of precipitation over six days, resulting in a humidity level of 74%. In stark contrast, July boasts warmer temperatures, with a minimum of 16°C (60°F) and a maximum of 28°C (83°F), averaging 21°C (69°F). This summer month is notably drier, featuring only 5 mm (0.2 in) of precipitation and no rainy days, accompanied by a much lower humidity of 46%. For more details on July's weather, you can check Imperial Beach weather in July.
When comparing the weather in December and August, a clear contrast emerges. December experiences cooler temperatures, with an average of 14°C (58°F) and a maximum of 23°C (73°F), while August boasts warmer conditions, with averages around 21°C (71°F) and highs reaching 28°C (83°F). Precipitation is also more prevalent in December, with 68 mm (2.7 in) falling over six days, compared to the dry August that sees only 5 mm (0.2 in) and no rainy days. Additionally, December's humidity level is higher at 74%, while August is much drier with 42% humidity, contributing to a more comfortable feel. For more detailed insights, you can check out Imperial Beach weather in August.
The weather in December contrasts significantly with September, showcasing a shift in temperature and conditions. In December, temperatures range from a minimum of 8°C (46°F) to a maximum of 23°C (73°F), with an average of 14°C (58°F), while September boasts warmer temperatures, with a low of 16°C (61°F), an average of 21°C (70°F), and a high of 30°C (86°F). Additionally, December experiences more precipitation, averaging 68 mm (2.7 in) over approximately six days, compared to the dry September, which sees only 6 mm (0.2 in) of rain over no days. Furthermore, December's humidity levels are higher at 74%, contrasting with the lower humidity of 52% in September. For more insights, you can check Imperial Beach weather in September.
In comparing the weather of December to October, we see a notable drop in temperatures, with December's average dipping to 14°C (58°F) from October's warmer average of 19°C (67°F). December experiences cooler minimum and maximum temperatures as well, ranging from 8°C (46°F) to 23°C (73°F), compared to October's range of 12°C (53°F) to 32°C (90°F). Precipitation also significantly increases in December, with 68 mm (2.7 in) falling over 6 days, while October sees much less rain at only 14 mm (0.6 in) across 2 days. Additionally, humidity levels are higher in December at 74%, compared to the more comfortable 58% humidity in October. For more detailed information about the October weather specifically, you can check out Imperial Beach weather in October.
In comparing the weather between November and December, December tends to be slightly cooler, with average temperatures ranging from a minimum of 8°C (46°F) to a maximum of 23°C (73°F). In contrast, November experiences milder conditions, with temperatures typically ranging from a minimum of 9°C (49°F) to a maximum of 27°C (80°F). Additionally, December sees increased precipitation, adding up to 68 mm (2.7 in) over about six days, compared to just 35 mm (1.4 in) over two days in November. Humidity levels also rise slightly, averaging 74% in December versus 66% in November. For more details, you can check Imperial Beach weather in November.
As December rolls in, Imperial Beach embraces a shift in weather that contrasts starkly with the warmer months. While temperatures remain mild, the pleasant afternoons give way to cooler evenings, inviting cozy adventures along the coast. This month also tends to experience increased humidity and a modest amount of rainfall, marking a departure from the drier, sun-soaked days of summer. With around six days of precipitation, locals and visitors alike can expect a refreshing change that revitalizes the landscape. For those eager to learn more about the overall climate trends, explore the details in Imperial Beach Climate.