Last updated: February 24, 2025
December in Seward, United States, brings a frosty embrace as temperatures fluctuate from a brisk maximum of 5°C (41°F) down to a chilling minimum of -15°C (5°F), resulting in an average temperature of -1°C (30°F). This winter month is characterized by a significant precipitation level of 425 mm (16.7 in), distributed over 23 days, creating a moody and atmospheric setting. Coupled with high humidity levels of 90%, the weather in December not only offers a picturesque winter landscape but also challenges residents and visitors alike with its cold, damp conditions.
In Seward, United States, December brings a chill that's unmistakable, with temperatures dipping to a minimum of -15°C (5°F) and an average hovering around -1°C (30°F). This month marks a significant transition, as the region experiences one of its coldest periods before winter fully sets in. While the maximum temperature can reach 5°C (41°F), the overall trend showcases the biting cold characteristic of the Alaskan winter. With the month closing in on the depths of winter, December’s temperatures are a reminder of the stark beauty and harsh climate that define this stunning coastal town.
December in Seward brings a significant surge in precipitation, capping off the year with 425 mm (16.7 in) of moisture, a formidable amount that ranks among the highest monthly totals. This uptick is reflective of a trend seen throughout the fall, where October and November also recorded substantial precipitation levels of 438 mm (17.3 in) and 334 mm (13.1 in), respectively. Notably, December also experiences the highest number of precipitation days at 23, indicating a near-constant presence of rain. This consistent wetness contributes to Seward's lush winter landscapes, making it a fascinating time of year for both nature and visitors. The rhythmic pattern of late-year rains underscores Seward's unique climate dynamics, offering a striking contrast to the drier months earlier in the year.
In December, Seward, United States, experiences a humidity level of 90%, which aligns closely with the preceding months and reflects a trend of consistently high moisture in the air throughout the year. From the beginning of winter in January at 91% to the peak summer months of July and August with 97% and 94% respectively, humidity tends to hover above 80%. The slightly warmer days of spring and summer see a temporary increase, yet the humidity remains relatively stable, creating a notably moist climate that is characteristic of Seward. This persistent humidity contributes to the region's lush landscapes and vibrant ecosystems, making it a unique locale throughout the seasons.
As the year wraps up in Seward, December brings a UV Index of 1, falling into the low exposure category with a comfortable burn time of 45 minutes. This marks a continuation of the trend observed in January and November, where the UV levels remain low and protective measures are minimal. The transition through the months reveals a peak in UV activity during the summer, particularly in July with a UV Index of 7, after which the indices decline steadily as winter approaches. With the winter solstice behind us, Seward residents can enjoy the serene beauty of their surroundings without the pressing concern of sunburn, making December an ideal time to embrace the outdoors. For more detailed information, visit Seward UV Index.
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In Seward, United States, the sunlight hours tell a story of stark contrasts throughout the year. December, with a modest 31 hours of sunshine, exemplifies the deep winter gloom that ushers in the end of the year. As the year unfolds, the sunlight begins to increase dramatically, peaking in June and July with a vibrant 271 and 265 hours, respectively. This surge in daylight fills the summer months with warmth and vitality, creating an inviting backdrop for outdoor activities. As autumn approaches, the sun retreats again, dropping to 169 hours in September and dwindling further to just 88 hours by November. The clear trend showcases the seasonal ebb and flow of sunlight in Seward, transforming the city from a winter wonderland into a sun-drenched paradise in mid-year.
In Seward, the likelihood of sunny weather in December stands at 26%, a slight dip from November's 34%. This trend exemplifies the gradual descent into winter, where the chances of sunshine wane as the year closes. Looking at the broader picture, December's percentage aligns closely with the summer months, particularly July at 20% and June at 24%, both representing the area's fluctuating weather patterns. Interestingly, while spring signals a rise in sunny days, peaking in March at 42%, the final month of the year reveals that even in winter, there's hope for a glimpse of sunshine amidst the chilly landscape.
As the year draws to a close, Seward, United States experiences a marked decline in daylight duration, with December offering a mere 5 hours of sunlight. This decrease reflects a broader trend seen throughout the year, where daylight gradually increases from just 6 hours in January, reaching a peak of 18 hours in June. The gradual shift towards longer days continues until August, after which daylight begins to wane again. By the time November arrives, residents are enjoying only 7 hours of sunlight, signaling the onset of winter's long nights. This cyclical pattern showcases the natural rhythm of seasonal change, inviting locals to embrace the cozy, quiet beauty of December.
As December settles in Seward, the wind begins to pick up, with an average speed reaching 4.7 m/s (11 mph), making it one of the brisker months of the year. This notable increase contrasts sharply with the calmest summer months, where wind speeds dipped to around 2.0 to 2.4 m/s (5 mph). Interestingly, November serves as a transition month, also showcasing a rise to 4.4 m/s (10 mph), hinting at the seasonal shift toward winter. From January to March, winds steadily gain momentum, peaking again in the colder months, while April to August shows a gentle ebb, highlighting a clear seasonal trend characterized by increased wind intensity as the year closes out. Thus, visitors in December can expect a refreshing, invigorating breeze, reminiscent of Seward's dynamic coastal climate.
The weather in Seward 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 Seward and find detailed weather information for every month.
December and January weather in Seward presents a notable transition in temperature and precipitation. In December, temperatures range from a minimum of -15°C (5°F) to a maximum of 5°C (41°F), with an average of -1°C (30°F) and high humidity at 90%. The month also sees significant precipitation, totaling 425 mm (16.7 in) over 23 days. In contrast, January experiences slightly cooler temperatures, with a minimum of -15°C (6°F), an average of -3°C (26°F), and a maximum of 4°C (39°F). Precipitation drops to 264 mm (10.4 in) over 15 days, while humidity remains relatively high at 91%. For more detailed insights, visit Seward weather in January.
In December, temperatures in Seward can drop as low as -15°C (5°F), with an average of -1°C (30°F) and a maximum of 5°C (41°F). The month sees significant precipitation, totaling 425 mm (16.7 in) over approximately 23 days, while maintaining a high humidity level of 90%. In contrast, February experiences slightly milder temperatures, with a minimum of -12°C (10°F), an average of -3°C (27°F), and a maximum of 2°C (36°F). Precipitation during this month is considerably lower, with 166 mm (6.5 in) occurring over 14 days, yet the humidity remains constant at 90%. For more detailed insights on Seward's February weather, you can visit Seward weather in February.
December and March both experience frigid temperatures, with December having a slightly higher average temperature of -1°C (30°F) compared to March's -3°C (27°F). Both months can see minimum temperatures plummet to -15°C (5°F), and their maximum temperatures are very similar, capped at 5°C (41°F) in December and 5°C (42°F) in March. However, December is notably wetter, receiving 425 mm (16.7 in) of precipitation over 23 days, while March has only 177 mm (7.0 in) over 13 days. This results in a marginally lower humidity level in March at 87%, compared to December's 90%. For more specific insights into March weather, you can check Seward weather in March.
December and April present stark contrasts in weather conditions. December is characterized by a cold climate with average temperatures hovering around -1°C (30°F) and a notable high of 5°C (41°F), while plunging to lows of -15°C (5°F). Additionally, it experiences significant precipitation, totaling 425 mm (16.7 in) over 23 days, paired with high humidity levels of 90%. In contrast, April offers a slight reprieve from the chill, with average temperatures just above freezing at 1°C (34°F), reaching a maximum of 8°C (47°F) and a minimum of -14°C (7°F). Precipitation decreases to 187 mm (7.4 in) over 16 days, and humidity lowers to 80%. For a more detailed look at April's weather, you can refer to Seward weather in April.
December and May present starkly contrasting weather conditions. In December, temperatures can plummet to a minimum of -15°C (5°F), with an average of -1°C (30°F) and a maximum of 5°C (41°F). The month is characterized by high precipitation, totaling 425 mm (16.7 in) over 23 days, coupled with a humidity level of 90%. In contrast, May offers a milder climate, where nights are much less frigid, with a minimum temperature of -1°C (31°F) and an average of 4°C (39°F) rising to a maximum of 14°C (57°F). Precipitation decreases to 276 mm (10.9 in) over 21 days, and humidity remains slightly lower at 89%. For detailed information, you can check Seward weather in May.
December and June present strikingly different weather conditions. In December, temperatures can plummet to a minimum of -15°C (5°F) and typically hover around an average of -1°C (30°F), with a maximum of 5°C (41°F). This month experiences high precipitation levels at 425 mm (16.7 inches) over approximately 23 days, alongside a humidity level of 90%. In contrast, June offers a milder atmosphere, with temperatures ranging from a minimum of 3°C (37°F) to a comfortable maximum of 21°C (69°F), and an average of 8°C (46°F). The precipitation decreases significantly to 150 mm (5.9 inches) over 15 days, while humidity remains relatively high at 95%. For a closer look at June weather in Seward, visit Seward weather in June.
The weather in December is characterized by much colder temperatures, with a minimum of -15°C (5°F) and an average of -1°C (30°F), while July brings milder temperatures, ranging from a minimum of 5°C (42°F) to a maximum of 21°C (70°F). In December, the region experiences significant precipitation, totaling 425 mm (16.7 in) over 23 days, compared to July, which sees a much lighter precipitation of 161 mm (6.3 in) over 14 days. Additionally, December's humidity level is around 90%, making it relatively damp, whereas July is slightly more humid at 97%. For more details on the weather specifics, you can check Seward weather in July.
December and August present strikingly different weather conditions. In December, temperatures are much colder, ranging from a minimum of -15°C (5°F) to a maximum of 5°C (41°F), with an average of -1°C (30°F). The month is characterized by high precipitation, with 425 mm (16.7 in) accumulating over 23 days, alongside humidity levels peaking at 90%. In contrast, August offers a milder climate, with temperatures ranging from a minimum of 5°C (40°F) to a maximum of 19°C (66°F) and an average of 11°C (51°F). Precipitation is significantly lower at 193 mm (7.6 in) over 16 days, and humidity remains high at 94%. For more details about the weather in August, you can refer to Seward weather in August.
December weather is significantly colder than September, with average temperatures hovering around -1°C (30°F) in December compared to a milder 8°C (46°F) in September. The maximum temperatures in December barely reach 5°C (41°F), while September sees more comfortable highs of up to 15°C (59°F). Precipitation is also higher in December, with 425 mm (16.7 in) falling over 23 days, compared to 314 mm (12.4 in) over 18 days in September. Both months feature high humidity levels around 90%, but the colder conditions in December create a stark contrast to the more temperate weather of September. For more details, you can check Seward weather in September.
When comparing the weather in December and October, distinct differences emerge in temperature and precipitation. In December, temperatures are colder, with minimums dropping to -15°C (5°F) compared to October's milder minimum of -8°C (18°F). The average temperature in December is -1°C (30°F), while October enjoys a more comfortable average of 3°C (38°F). Although December has slightly less precipitation at 425 mm (16.7 in) over 23 days, it still maintains a high humidity level of 90%. In contrast, October sees a slightly higher precipitation of 438 mm (17.3 in) over 21 days, accompanied by a lower humidity level of 84%. For a more detailed look at the conditions during October, you can refer to Seward weather in October.
In comparing the weather of December and November, December tends to be slightly milder, with average temperatures ranging from a minimum of -15°C (5°F) to a maximum of 5°C (41°F), compared to November's range of -16°C (3°F) to 6°C (43°F). While both months experience significant precipitation, December sees a notable increase, with 425 mm (16.7 in) over 23 days, compared to November's 334 mm (13.1 in) over 16 days. Humidity remains high in both months, hovering around 90% in December and 88% in November. For a closer look at the weather trends, you can check this link: Seward weather in November.
As December blankets Seward in winter's embrace, the weather notably contrasts with other months of the year. With temperatures frequently dipping below freezing, averaging around -1°C, the cold becomes a defining feature, while the high humidity of 90% adds an extra chill to the air. Precipitation is significant during this period, with notable rainfall occurring on 23 days throughout the month, leading to a total of 425 mm. This consistent moisture, combined with the wintry temperatures, creates a unique atmosphere that sets December apart from the milder seasons. For those seeking to understand Seward's distinctive weather patterns, further insights can be found at Seward Climate.