Last updated: February 24, 2025
In December, Seaside, United States, experiences a cool coastal climate characterized by a maximum temperature reaching 13°C (56°F) and an average of 8°C (46°F), with lows dipping to -2°C (30°F). This month is notably wet, with total precipitation of 272 mm (10.7 in) spread across 22 days, contributing to a humidity level of 87%. The frequent rain enhances the area's natural beauty but also encourages a cozy atmosphere, perfect for enjoying the local holiday spirit amidst the brisk sea air.
In Seaside, United States, December marks a distinct shift as winter settles in, bringing temperatures that range from a chilly -2°C (30°F) at night to a moderate 13°C (56°F) during the day. This month's average temperature of 8°C (46°F) showcases a notable decline compared to the milder fall months, slipping from November's more comfortable averages. Although daytime highs still flirt with the lower end of double digits, the arrival of frost at night heralds the season's deeper chill. As December progresses, the transition toward winter becomes increasingly evident, urging visitors and locals alike to embrace cozy layers and festive cheer amid the scenic coastal backdrop.
In December, Seaside experiences a notable surge in precipitation, with 272 mm (10.7 in) of rain falling over 22 days. This sets December apart as one of the wettest months of the year, following the similarly rainy November. The combination of increased rainfall and precipitation days suggests that the region is firmly entrenched in its winter weather pattern, ushering in a damp and cool end to the year. This trend points to a significant contrast with the dry summer months, where July and August barely receive an inch of rain. As the year closes, Seaside’s coastal charm is enveloped in a refreshing blanket of moisture, highlighting the area's dynamic climate fluctuations.
In December, Seaside, United States, experiences a notable uptick in humidity, with levels reaching 87%, mirroring the trend seen in November. Throughout the year, humidity begins high at 85% in January, gradually decreasing to its lowest point of 71% in September. As autumn transitions into winter, the moisture in the air makes a resurgence, suggesting a shift back towards the damp conditions typical of early winter months. Overall, December's humidity reflects a seasonal rhythm that emphasizes the area's characteristic dampness, maintaining a steady embrace of moisture as the year closes.
In December, Seaside experiences a low UV Index of 2, making it a perfect time for cozy indoor activities. With a burn time of 45 minutes, residents and visitors can enjoy the outdoors without the intense sun exposure that characterizes the summer months. This trend of declining UV levels is evident as the year progresses, starting from a peak of 10 in June to a gentle dip, reflecting the seasonal changes. As temperatures cool and daylight shortens, maintaining sun safety becomes less critical, yet it’s still wise to stay informed. For more detailed insights on the UV Index throughout the year, check out Seaside UV Index.
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As the year winds down, December in Seaside brings a gentle retreat from the vibrant sunshine of the preceding months, offering 106 hours of sunlight. This is a notable decrease compared to the peak of summer, with July's impressive 358 hours. The trend suggests a gradual dimming, starting from 289 hours in May and tapering off to the end of the year. While December's sunshine may seem limited, it provides a serene backdrop for holiday festivities, inviting residents and visitors alike to embrace the cozy charm of winter by the sea. As the sun retreats, the beauty of Seaside shines through in other ways, from festive lights to the tranquil coastal views, reminding us that each season has its unique allure.
In Seaside, United States, the likelihood of encountering sunny weather in December is notably low, with a mere 16% chance of sunshine. This trend reflects a gradual decline in sunny days as the year wraps up; November already sees a dip to 15%. Interestingly, this monthbookends a moderate spring surge in March at 33% and April's more promising 43%, showcasing a pattern where the sunny probabilities rise significantly as winter recedes. The overall picture suggests that while December can offer brighter moments, it's wise to expect a predominance of overcast skies as the region enters the deeper winter months.
As the year concludes in Seaside, United States, December brings the shortest daylight duration, with just 8 hours of sunlight. This month marks a noticeable decline from the robust daylight of 15 hours seen in June and July, reflecting the natural rhythm of the seasons. Following the gradual reduction observed from summer's peak, daylight dips steadily, hitting 12 hours in September and 10 hours by October, before settling at its winter minimum. This trend encapsulates the transition from the flourishing brightness of spring and summer to the cozy, introspective qualities of winter, inviting residents to embrace the longer nights with warmth and cheer.
As December rolls into Seaside, United States, the wind carries a brisk chill, averaging 6.1 m/s (14 mph), which is a slight dip from November's gusty 6.5 m/s (14 mph). This month wraps up the year with winds that pick up from the quieter summer months, especially when juxtaposed against April's low of 4.1 m/s (9 mph). Interestingly, wind speeds show a trend of increasing strength as the year progresses from the calmness of summer towards winter. Notably, December stands as a peak amidst this transition, bridging the gentle breezes of earlier months to the more robust gusts of winter, capturing the essence of seaside charm against a backdrop of swirling winds.
The weather in Seaside 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 Seaside and find detailed weather information for every month.
December and January share a similar temperature range, with average highs of 13°C (56°F) and lows slightly shifting from -2°C (30°F) in December to 0°C (32°F) in January. Both months experience comparable average temperatures of around 8°C (46°F). However, December tends to be wetter, with 272 mm (10.7 in) of precipitation over 22 days, compared to January's 252 mm (9.9 in) over 18 days. Humidity levels are also slightly lower in January, registering at 85% compared to December's 87%. For more details on weather conditions in January, check out Seaside weather in January.
In December, temperatures tend to be a bit colder, with a minimum reaching -2°C (30°F) and an average of 8°C (46°F), compared to February, which sees a minimum of 0°C (32°F) and a similar average of 7°C (44°F). Both months experience similar maximum temperatures, hovering around 13°C (55°F). However, December is notably wetter, with 272 mm (10.7 in) of precipitation over 22 days, while February enjoys slightly less rainfall at 224 mm (8.8 in) across 20 days. Humidity levels also show a slight decrease from December at 87% to February's 84%. For a more detailed look at the weather during this period, you can check out Seaside weather in February.
In December, temperatures tend to be cooler, with a minimum of -2°C (30°F) and an average high of 13°C (56°F), while March sees a slight increase, with a minimum of 1°C (34°F) and an average maximum of 18°C (65°F). Precipitation is more abundant in December, reaching 272 mm (10.7 in) over 22 days, compared to March's 182 mm (7.2 in) across 18 days. Humidity levels remain relatively similar, with December at 87% and March at 85%. This shift indicates a transition from the cold, wet winter months to the milder, wetter conditions of early spring. For more details on coastal weather, check out Seaside weather in March.
In December, the weather is noticeably colder, with temperatures ranging from a low of -2°C (30°F) to a high of 13°C (56°F), and an average of 8°C (46°F). This month also experiences significant precipitation, totaling 272 mm (10.7 in) over 22 days, coupled with high humidity at 87%. In contrast, April sees a gradual warming trend, with temperatures ranging from a minimum of 2°C (36°F) to a maximum of 20°C (67°F), averaging 9°C (49°F). Precipitation decreases to 145 mm (5.7 in) spread over 17 days, and humidity levels drop slightly to 83%. For more detailed information on the weather conditions during this time, check out Seaside weather in April.
In December, the weather is considerably colder, with temperatures ranging from a chilly -2°C (30°F) to a mild 13°C (56°F) and an average of 8°C (46°F). This month also experiences significant precipitation, with 272 mm (10.7 in) of rain over 22 days, contributing to a high humidity level of 87%. In contrast, May brings a noticeable warmth, with temperatures starting at a minimum of 6°C (43°F) and peaking at 21°C (70°F), averaging around 12°C (53°F). The precipitation in May is much lighter—only 72 mm (2.8 in) across 12 days—with slightly lower humidity at 83%. For a closer look at weather conditions during this vibrant month, check out Seaside weather in May.
December and June present stark contrasts in weather conditions. In December, temperatures can dip as low as -2°C (30°F) at night and average around 8°C (46°F) during the day, with a maximum of 13°C (56°F). The month is characterized by higher humidity at 87% and significant precipitation, averaging 272 mm (10.7 in) across 22 rainy days. In contrast, June brings milder temperatures, with a minimum of 10°C (49°F) and a pleasant average of 14°C (57°F), reaching up to 25°C (77°F) on warmer days. Rainfall is notably reduced in June, totaling just 63 mm (2.5 in) over 9 days, and the humidity slightly lowers to 83%. For those interested in a detailed look at June weather, visit Seaside weather in June.
December and July present stark contrasts in weather patterns. December experiences colder temperatures, with a minimum of -2°C (30°F) and an average of 8°C (46°F), while July enjoys milder conditions with a minimum of 11°C (52°F) and an average of 15°C (59°F). Precipitation is significantly higher in December, totaling 272 mm (10.7 in) over 22 days, compared to July’s much drier 20 mm (0.8 in) across just 4 days. Furthermore, humidity levels remain relatively high in both months, at 87% for December and 82% for July, but the overall feel is more comfortable in the summer. For an in-depth look at the summer climate, you can visit Seaside weather in July.
December and August present striking contrasts in weather conditions. While December is characterized by chilly temperatures, with a minimum of -2°C (30°F) and an average of 8°C (46°F), August offers a much warmer experience, with temperatures ranging from a minimum of 11°C (53°F) to a maximum of 24°C (76°F). Precipitation is also notably higher in December, accumulating 272 mm (10.7 in) over 22 days, compared to a mere 20 mm (0.8 in) across just 5 days in August. The humidity levels further reflect the seasonal difference, with December's humidity at 87% making it feel quite damp, while August's relatively lower 74% provides a more comfortable feel. For those interested in August weather specifics, you can find more details here: Seaside weather in August.
In December, temperatures take a noticeable dip, with minimums reaching as low as -2°C (30°F) and an average temperature of around 8°C (46°F), while the maximums hover at 13°C (56°F). The month is characterized by substantial precipitation, totaling 272 mm (10.7 in) over 22 days, contributing to a high humidity level of 87%. In contrast, September offers milder conditions, with minimum temperatures starting at 10°C (50°F) and averaging 15°C (59°F), peaking at a comfortable 24°C (75°F). The precipitation during this month is significantly less, totaling 91 mm (3.6 in) over just 10 days, and with a lower humidity of 71%. For more insights on September weather, check out Seaside weather in September.
December weather presents a stark contrast to that of October. While October enjoys milder temperatures with an average of 12°C (54°F), December's chill sets in with average temperatures dropping to around 8°C (46°F). The minimum temperature in December can plunge to -2°C (30°F), making it significantly colder than October's balmy 5°C (41°F). Additionally, December is characterized by increased precipitation, receiving 272 mm (10.7 in) over 22 days compared to October's 166 mm (6.5 in) across just 14 days. The humidity also creeps higher in December, averaging 87% compared to October's 81%. For more insights into October's coastal climate, check out Seaside weather in October.
In December, temperatures tend to be cooler compared to November, with average highs of 13°C (56°F) falling from an average of 15°C (59°F) in November. Additionally, December experiences a notable increase in precipitation, with 272 mm (10.7 in) of rain spread over 22 days, compared to November's 258 mm (10.2 in) over 18 days. Both months share the same humidity level of 87%, but December's chill and rain may contribute to a more robust winter atmosphere. For those interested in a detailed comparison of weather conditions, Seaside weather in November offers additional insights.
As December rolls in, Seaside experiences a noticeable shift in weather compared to other months, marked by cooler temperatures and increased precipitation. With a higher humidity level of 87%, the air feels much chillier, and the region receives a substantial amount of rainfall, often spread over 22 days. This creates a damp atmosphere that contrasts sharply with the drier, milder months of summer. Despite the brisk conditions, December's unique charm lies in the cozy seaside vibes, perfect for those who appreciate the beauty of winter by the ocean. For a detailed overview of Seaside's climate throughout the year, check out Seaside Climate.