December Weather in Solana Beach, United States

Last updated: February 24, 2025

In Solana Beach, United States, December brings a pleasant coastal climate characterized by a maximum temperature of 25°C (77°F), an average of 14°C (57°F), and a minimum of 6°C (43°F). While the humidity hovers around 74%, providing a mild feel to the air, the region experiences a modest precipitation amount of 73 mm (2.9 in) over approximately 6 days. This combination creates a unique December ambiance, ideal for beach strolls and festive gatherings along the stunning coastline.

December Temperature in Solana Beach

In December, Solana Beach experiences a pleasant transition into winter, with temperatures ranging from a minimum of 6°C (43°F) to a comfortable maximum of 25°C (77°F). The average temperature hovers around 14°C (57°F), mirroring the mild conditions characteristic of this coastal city. As the year draws to a close, the weather remains relatively stable, showing slightly cooler trends compared to the warmer months, yet it still retains enough warmth for outdoor activities and beach strolls during the day. Overall, December offers a cozy climate, making it an appealing time for visitors looking to escape harsher winter chills.

December Weather in Solana Beach: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Solana Beach, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec565658616265707271686257
Data source: Temperature data for Solana Beach generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Solana Beach

In December, Solana Beach experiences a notable increase in precipitation, reaching 73 mm (2.9 inches) over 6 days, which marks a contrast to the arid summer months of June through August, where rainfall is virtually nonexistent. This uptick signifies the arrival of winter, aligning with a broader trend of heightened precipitation, particularly following the drier months of spring and early summer. The month’s rainfall is the highest of the year, surpassing even the wetter January and February, indicating a shift towards a wetter climate pattern as the year comes to a close. With December’s rain nurturing the coastal landscape, it sets the stage for a lush and vibrant start to the new year in Solana Beach.

December Precipitation Trends in Solana Beach

The chart displays monthly precipitation patterns in Solana Beach, with values for each month alongside December's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec67726431234225133473
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Solana Beach

In Solana Beach, December ushers in a humidity level of 74%, marking a distinct rise compared to the drier summer months. Throughout the year, we see a notable trend where humidity levels tend to be highest in the winter and early spring, peaking in February at 77%. As the warmer months arrive, starting in May, the humidity dips significantly, reaching a low of 42% in August. This seasonal cycle creates a comfortable coastal atmosphere, particularly in the months leading up to winter, before humidity begins to climb again towards the end of the year. The transition from the stark dryness of summer to the moister winter provides a refreshing change for residents and visitors alike.

December Average Humidity in Solana Beach

This chart illustrates the average monthly humidity levels in Solana Beach, with December's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how December's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec72%77%67%56%46%48%46%42%52%58%66%74%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Solana Beach

In December, Solana Beach experiences a moderate UV Index of 4, indicating a safer time for outdoor activities with a burn time of about 30 minutes. This month marks the return to lower UV levels after a summer of extremes, where values peaked at an intense 12 in June. The gradual decline from the extreme levels in May and June showcases a clear seasonal transition, promoting a more cautious approach to sun exposure as the year comes to a close. With the UV Index dipping back to moderate levels, it’s an excellent opportunity to enjoy the mild winter sun while still being mindful of protection. For more detailed information, visit Solana Beach UV Index.

Maximum UV Index Levels in Solana Beach for December

The chart shows the monthly maximum UV Index (UVI) for Solana Beach in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec469101112111010754
Data source: Solana Beach December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

December Sunshine in Solana Beach

As the year winds down, December in Solana Beach sees a reduction in sunshine hours, totaling 228 hours—a noticeable dip compared to the sun-drenched days of summer. While still offering a mild and pleasant coastal climate, December's figures reflect a broader trend where sunshine peaks in the summer months, reaching a high of 378 hours in July. The gradual decline from late spring through the winter months illustrates a gentle transition from the vibrant energy of summer towards the soothing, mellow tones of the winter season. This month, while lighter on sunshine than its more sun-soaked predecessors, still provides a warm embrace for beachgoers and nature lovers alike, making it a lovely time to enjoy the ocean’s serene beauty.

Monthly Sunshine Duration in Solana Beach: December Highlighted

The December sunshine duration represents the total number of hours Solana Beach experiences direct sunlight during the month of December, excluding cloudy or obstructed periods. This chart compares the sunshine duration of December with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec191h243h298h324h364h369h378h361h319h296h256h228h
Data source: Solana Beach December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Solana Beach During December

As December rolls into Solana Beach, the likelihood of sunny weather tends to dwindle, with a 46% chance of sun marking it as one of the cloudier months of the year. This decline follows a trend, as the chances of sunshine gradually increase from the start of the year, peaking in late summer with August and September boasting 66% and 67% respectively. As the year progresses into the cooler fall months, the percentages hover around the 60s until they drop sharply in December, highlighting the shifting weather patterns. Visitors seeking the warmth of sunny days might consider planning their trips earlier in the year to fully embrace the coastal sunshine that often graces Solana Beach.

Percentage of Sunny Days in December in Solana Beach

The chart illustrates the percentage of sunny days in Solana Beach throughout the year, with December highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Solana Beach experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec62%60%62%51%45%55%60%66%67%64%66%47%
Data source: Solana Beach December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Solana Beach in December

As December arrives in Solana Beach, daylight begins to dwindle, offering only 9 hours of sunlight—a significant decrease from the 10 hours experienced in November. This trend marks the culmination of shortening days that started in late summer, where the peak of 14 hours in June and July gradually taper off. The transition into winter brings a cozy, twilight atmosphere, as daylight durations decline consistently from the long days of summer through to the winter solstice in late December. As the year comes to a close, the gentle rhythm of nature unfolds, reminding us of the cyclical dance between light and darkness.

Average Daylight Hours in Solana Beach for December

The chart illustrates the variation in daylight duration in Solana Beach throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 14m11h12h13h 1m13h 52m14h 17m14h 3m13h 17m12h 19m11h 18m10h 26m9h 59m
Data source: Solana Beach daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Solana Beach

As December rolls in, Solana Beach experiences a slight uptick in wind speed, averaging 2.7 m/s (6 mph)—a refreshing change from the calmer conditions of November. Throughout the year, the coastline enjoys a relatively stable breeze, with early spring and late spring showcasing the most consistent winds at about 2.9 m/s (6 mph). Interestingly, January kicks off the year with a moderate 2.5 m/s (6 mph), hinting at the beach's gentle embrace of winter. Even as the temperatures dip, the winds remain mild, offering a pleasant atmosphere for coastal strolls. This trend reflects the region's mild maritime climate, ensuring that Solana Beach remains inviting even in the chillier months.

Average December Wind Speed in Solana Beach

The chart displays monthly wind speed patterns in Solana Beach, with values for each month shown alongside December's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how December's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.52.32.92.92.92.92.72.72.62.52.02.7 m/s
Data source: Solana Beach December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Solana Beach Compares to Other Months

The weather in Solana 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 Solana Beach and find detailed weather information for every month.

In December, temperatures range from a minimum of 6°C (43°F) to a maximum of 25°C (77°F), with an average of 14°C (57°F). During this month, precipitation totals 73 mm (2.9 in) over about 6 days, and humidity levels hover around 74%. In comparison, January experiences slightly warmer conditions, with a max temperature reaching 26°C (79°F) while maintaining the same minimum and average temperatures. Precipitation decreases to 67 mm (2.6 in) and occurs over just 5 days, resulting in a marginally lower humidity level of 72%. For more details on weather in January, visit Solana Beach weather in January.

In December, temperatures in Solana Beach range from a minimum of 6°C (43°F) to a maximum of 25°C (77°F), with an average of 14°C (57°F). The month sees about 73 mm (2.9 in) of precipitation, spread over approximately 6 days, while humidity levels hover around 74%. In contrast, February's weather is quite similar, with temperatures shifting slightly lower, ranging from 5°C (42°F) to a maximum of 26°C (79°F) and an average of 13°C (56°F). Precipitation remains comparable at 72 mm (2.8 in) over 7 days, with a marginal increase in humidity to 77%. This makes both months fairly humid and conducive to occasional rainfall. For further details, check out Solana Beach weather in February.

In December, the weather features a minimum temperature of 6°C (43°F) and averages around 14°C (57°F), with a maximum of 25°C (77°F). This month sees about 73 mm of precipitation, spread across 6 days, and the humidity level stands at 74%.

In contrast, March brings slightly warmer minimum temperatures at 7°C (44°F) but maintains the same average and maximum temperatures as December. Precipitation is slightly lower at 64 mm (2.5 in), though it occurs over more days—10 in total. The humidity decreases to 67%.

Overall, while both months share similar temperature patterns, March has slightly less precipitation with longer rainy days and less humidity. For more detailed weather patterns, you can check Solana Beach weather in March.

When comparing the weather in December and April, several key differences emerge. December experiences a wider range of temperatures, with a minimum of 6°C (43°F) and a maximum of 25°C (77°F), averaging around 14°C (57°F). In contrast, April is generally warmer, featuring a minimum of 10°C (50°F) and peaking at 29°C (84°F), with an average of 16°C (61°F). Additionally, December sees more precipitation, totaling 73 mm (2.9 in) over approximately 6 days, while April is drier, with only 30 mm (1.2 in) falling over about 3 days. Humidity is also higher in December at 74%, compared to April's 56%. For more specific insights about April's weather, you can check out Solana Beach weather in April.

In December, the weather tends to be milder with temperatures ranging from a minimum of 6°C (43°F) to a maximum of 25°C (77°F), while averaging around 14°C (57°F). This month experiences more rainfall, with 73 mm (2.9 in) of precipitation spread across about 6 days, and a higher humidity level of 74%.

In contrast, May offers slightly warmer temperatures, with a minimum of 11°C (52°F), an average of 17°C (62°F), and a maximum reaching 26°C (79°F). Rainfall is significantly reduced to just 23 mm (0.9 in) over about 4 days, and humidity drops to a comfortable 46%.

For more detailed insights into the weather conditions during this time, you can check out Solana Beach weather in May.

December and June present markedly different weather characteristics. In December, temperatures range from a minimum of 6°C (43°F) to a maximum of 25°C (77°F), with an average of 14°C (57°F), accompanied by around 73 mm (2.9 in) of precipitation over approximately 6 days, resulting in a relatively humid environment with 74% humidity. In contrast, June features warmer temperatures, with a minimum of 14°C (57°F), an average of 18°C (65°F), and a maximum of 29°C (85°F). Rain is rare in June, as it typically sees just 4 mm (0.2 in) of precipitation over 0 days, and humidity levels drop significantly to 48%. For more detailed insights, you can check Solana Beach weather in June.

December and July present contrasting weather patterns. In December, temperatures range from a chilly minimum of 6°C (43°F) to a comfortable maximum of 25°C (77°F), with an average of 14°C (57°F). This month also sees considerable precipitation, with around 73 mm (2.9 in) over 6 days, contributing to a relatively high humidity level of 74%. In stark contrast, July boasts much warmer temperatures, with a minimum of 16°C (61°F) and a maximum of 32°C (89°F), averaging at 21°C (70°F). This summer month experiences minimal rainfall, with only 2 mm (0.1 in) recorded on no days, leading to a significantly lower humidity of 46%. For more insights into July weather, you can explore Solana Beach weather in July.

When comparing the weather in December to August, it's evident that August is significantly warmer and drier. December features a range of temperatures from a minimum of 6°C (43°F) to a maximum of 25°C (77°F), accompanied by an average temperature of 14°C (57°F). During this month, there is a higher chance of rain, with about 73 mm (2.9 in) of precipitation over 6 days and a humidity level of 74%. In contrast, August boasts a milder temperature range, with a minimum of 17°C (63°F), an average of 22°C (72°F), and a maximum of 30°C (86°F). The precipitation in August is minimal, with only 2 mm (0.1 in) recorded over 0 rainy days and a much lower humidity level of 42%. For more detailed information, check out Solana Beach weather in August.

When comparing the weather in December and September, notable differences emerge. December experiences milder temperatures, with a minimum of 6°C (43°F) and an average of 14°C (57°F), while September boasts warmer conditions, with a minimum of 15°C (60°F) and an average of 21°C (71°F). Rainfall also varies significantly between the two months; December receives 73 mm (2.9 in) of precipitation over six days, whereas September remains largely dry, only recording 5 mm (0.2 in) over the entire month, and sees no rainy days at all. Additionally, December is characterized by higher humidity at 74%, compared to September's more comfortable 52%. For a detailed look at September weather, you can explore Solana Beach weather in September.

December weather is markedly cooler than October, with average temperatures ranging from a minimum of 6°C (43°F) to a maximum of 25°C (77°F), compared to October's milder range of 11°C (53°F) to 34°C (93°F). The humidity in December is also higher at 74%, which contributes to a more damp atmosphere, while October enjoys a relatively lower humidity of 58%. Additionally, December sees significantly more precipitation, averaging 73 mm over six days, compared to October’s 13 mm over just two days. For a closer look at October's weather patterns, you can visit Solana Beach weather in October.

In comparing the weather between December and November, December tends to be slightly cooler, with average temperatures ranging from a minimum of 6°C (43°F) to a maximum of 25°C (77°F), compared to November's range of 9°C (48°F) to 28°C (83°F). Additionally, December experiences more precipitation, with 73 mm (2.9 in) falling over 6 days, while November only receives 34 mm (1.3 in) over just 2 days. The humidity in December is also higher, at 74%, compared to November's 66%. For a closer look at the specific weather conditions experienced in November, you can visit Solana Beach weather in November.

Compare Solana Beach's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Solana Beach

As the year winds down, December in Solana Beach brings a refreshing shift in weather compared to the preceding months. With cooler temperatures averaging around 14°C and a noticeable increase in humidity, the coastal air feels crisp and inviting. However, don’t forget your umbrella as December sees a rise in precipitation, with six rainy days expected throughout the month. This combination of milder temperatures and increased moisture creates a unique atmosphere that's perfect for cozy beach strolls and enjoying the vibrant winter landscape. For a deeper dive into the climate patterns, check out Solana Beach Climate.