January Weather in Seaside, United States

Last updated: February 24, 2025

January in Seaside, United States, is characterized by cool temperatures and significant precipitation. The month sees a maximum of 13°C (56°F) and an average of 8°C (46°F), dipping to a chilly 0°C (32°F) at night. Rain is a constant presence, with 252 mm (9.9 in) falling over 18 days, contributing to the region's lush landscape. Coupled with a high humidity of 85%, January offers a unique coastal experience, perfect for those who enjoy the beauty of winter by the sea.

January Temperature in Seaside

In January, Seaside, United States, experiences temperatures that reflect the heart of winter, with minimums dipping to 0°C (32°F) and an average of about 8°C (46°F). The month showcases a maximum temperature of 13°C (56°F), indicating that while it's chilly, the coastal climate offers milder days compared to other regions. As the month progresses into February, the temperatures remain quite stable, with minimums holding steady and averages slightly cooler at 7°C (44°F). This pattern suggests a gradual transition into spring, where by March, we see a rise in both minimum and maximum temperatures, hinting at longer, warmer days ahead. Overall, January portrays a cool but manageable winter in Seaside, setting the stage for the warming trend that characterizes the subsequent months.

January Weather in Seaside: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Seaside, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec464446495357596059545046
Data source: Temperature data for Seaside 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.

January Precipitation in Seaside

January in Seaside, United States, greets residents with a substantial precipitation amount, recording 252 mm (9.9 in) over 18 days of rain, making it one of the wettest months of the year. This trend sets the tone for the winter season, as precipitation in January is notably higher than in the subsequent months, like February's 224 mm (8.8 in). As spring approaches, rainfall gradually decreases, with March receiving 182 mm (7.2 in), indicating a shift toward drier conditions. The stark contrast between January’s heavy showers and the drier summer months, including July and August, which only see 20 mm (0.8 in) each, highlights the seasonal variability in Seaside’s climate. This pattern of peak precipitation in winter, followed by a swift decline, ultimately defines the region's hydrological cycle throughout the year.

January Precipitation Trends in Seaside

The chart displays monthly precipitation patterns in Seaside, with values for each month alongside January's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec2522241821457263202091166258272
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Seaside

In January, Seaside experiences a notably high humidity level of 85%, setting the tone for a month where coastal air is heavy and moist. This slightly decreases in February to 84%, maintaining a pattern of elevated moisture as winter progresses. Interestingly, March sees a return to 85%, showcasing a consistent dampness that seems to linger until the arrival of spring. A gradual decline begins in April and continues through July, where humidity dips to 82% during the peak summer months. However, as autumn approaches, the humidity rises again, peaking at 87% in both November and December. Overall, the trend in Seaside reflects a dynamic interplay between seasonal shifts, with winter and late fall marked by higher humidity, while late summer showcases a refreshing dip.

January Average Humidity in Seaside

This chart illustrates the average monthly humidity levels in Seaside, with January's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how January's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec85%84%85%83%83%84%82%74%71%81%87%87%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Seaside

In January, Seaside experiences a low UV Index of 2, with a safe burn time of 45 minutes. This marks the start of a gradual increase in sun exposure, as the UV Index climbs to 3 in February and reaches 5 by March, indicating a moderate risk level. As spring unfolds, the UV rays intensify, peaking at 6 in April and hitting 9 by May—both categorized as very high exposure. The trend continues through the summer, with the UV Index maintaining a high range of 8 to 10 until August, demanding careful sun protection, particularly as burn times shorten to just 15 minutes in peak months. As autumn approaches, the UV Index begins to dip, returning to moderate levels in October and November, before falling back to low once more in December. This seasonal cycle emphasizes the importance of sun safety throughout the year. For more detailed information, visit Seaside UV Index.

Maximum UV Index Levels in Seaside for January

The chart shows the monthly maximum UV Index (UVI) for Seaside in January, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2356910987532
Data source: Seaside January 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.

January Sunshine in Seaside

In January, Seaside basks in a modest 90 hours of sunshine, setting a tranquil tone for the year. As the season transitions to February, sunlight begins to steadily increase to 132 hours, hinting at the vibrant days to come. The arrival of March brings a more significant leap to 207 hours, igniting the spring spirit. By April, the sun shines even brighter with 231 hours, paving the way for the radiant months ahead. This upward trend continues, peaking in July with 358 hours, creating the perfect backdrop for summer festivities. After July, the sunlight begins to gracefully decline, yet August still offers a robust 326 hours. Autumn sees this bounty slowly taper off, bringing 263 hours in September, and further down to 135 hours in November, before the year wraps up with 106 hours in December. Overall, Seaside’s sunshine reflects a captivating cycle, with its longest days heralding the joys of summer, while its softer winters provide a serene charm.

Monthly Sunshine Duration in Seaside: January Highlighted

The January sunshine duration represents the total number of hours Seaside experiences direct sunlight during the month of January, excluding cloudy or obstructed periods. This chart compares the sunshine duration of January with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec90h132h207h231h289h323h358h326h263h207h135h106h
Data source: Seaside January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Seaside During January

In Seaside, United States, January brings a modest 18% chance of sunshine, placing it among the less sunny months of the year. As the winter season progresses into February, the likelihood of clear skies dips slightly to 17%, hinting at a trend of overcast days. However, as spring approaches, there's a marked transition; March sees a significant increase in sunshine potential with 33%, and this upward trajectory continues into April, where the chance jumps to 43%. This suggests that while January may offer limited sunny days, the promise of brighter weather is just around the corner, making late winter an excellent time for those who enjoy the gradual shift towards sunnier skies.

Percentage of Sunny Days in January in Seaside

The chart illustrates the percentage of sunny days in Seaside throughout the year, with January 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 Seaside experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec18%17%33%43%24%39%24%30%38%28%15%16%
Data source: Seaside January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Seaside in January

In Seaside, United States, January ushers in a modest 9 hours of daylight, marking the continuation of winter's grip. As the month advances, the sunlight gradually stretches, foreshadowing the vibrant arrival of spring. Notably, February sees an increase to 10 hours, heralding a slow but steady climb. By March, the daylight further brightens to 11 hours, offering a glimpse of more cheerful days ahead. This upward trend continues through the spring months, culminating in 14 hours of daylight by May. The peak is seen in June and July, where the long summer days exceed 15 hours. However, as summer fades, the daylight gradually diminishes, with September enjoying 12 hours, before dropping back to 10 hours in October, and finally settling at 8 hours by December. This cycle highlights the inherent rhythm of nature, where daylight ebbs and flows throughout the year in Seaside.

Average Daylight Hours in Seaside for January

The chart illustrates the variation in daylight duration in Seaside throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 6m10h 22m11h 57m13h 34m14h 58m15h 39m15h 16m14h 2m12h 28m10h 51m9h 26m8h 42m
Data source: Seaside daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Seaside

In Seaside, United States, January greets visitors with an average wind speed of 5.8 m/s (13 mph), setting the tone for a breezy winter month. This moderate gustiness is part of a trend where the winds start to pick up slightly toward late winter, with February seeing a gentle rise to 6.0 m/s. Interestingly, as spring approaches, the winds gradually calm, hitting a low of 4.1 m/s (9 mph) in April. The summer months maintain a mildly breezy atmosphere, with average speeds hovering around 4.0 to 4.7 m/s. As the year winds down, notably in November and December, the winds return with vigor, peaking at 6.5 m/s (14 mph). This ebb and flow of wind speeds not only enhances the coastal experience but also underscores the dynamic weather patterns characteristic of Seaside’s January climate.

Average January Wind Speed in Seaside

The chart displays monthly wind speed patterns in Seaside, with values for each month shown alongside January's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how January's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec5.8 m/s6.05.64.14.74.34.53.94.45.86.56.1
Data source: Seaside January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Seaside Compares to Other Months

The weather in Seaside changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of January'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.

In comparing the weather between January and February, we see that both months have similar temperature ranges, with January averaging 8°C (46°F) and February slightly cooler at 7°C (44°F). The maximum temperatures remain consistent, peaking at 13°C (55°F) in both months. However, January experiences higher precipitation, totaling 252 mm (9.9 in) over 18 days, while February records 224 mm (8.8 in) spread across 20 days. Humidity levels are fairly comparable, with January at 85% and February at 84%. For those interested in exploring the specifics of seaside weather during February, check out Seaside weather in February.

January and March exhibit noticeable differences in weather despite having similar average temperatures. In January, temperatures range from a chilly 0°C (32°F) to a maximum of 13°C (56°F), characterized by significant precipitation totaling 252 mm (9.9 in) over 18 wet days. In contrast, March sees slightly warmer conditions, with minimum temperatures at 1°C (34°F) and a maximum of 18°C (65°F), while precipitation decreases to 182 mm (7.2 in) over the same number of rainy days. Humidity remains constant at 85% in both months, creating a damp atmosphere typical of early spring. For more details on the weather in this period, check out Seaside weather in March.

In January, the weather is characterized by cooler temperatures, with a minimum of 0°C (32°F) and an average of 8°C (46°F), peaking at 13°C (56°F). This month also sees significant precipitation, totaling 252 mm (9.9 in) over 18 days, accompanied by high humidity at 85%.

In contrast, April brings a noticeable increase in temperatures, with a minimum of 2°C (36°F) and an average of 9°C (49°F), reaching a maximum of 20°C (67°F). Precipitation decreases to 145 mm (5.7 in) over 17 days, and humidity levels are slightly lower at 83%. For those interested in spring conditions, details about Seaside weather in April offer additional insights.

In January, temperatures are notably colder, with a minimum of 0°C (32°F) and an average of 8°C (46°F), reaching a maximum of 13°C (56°F). This month also experiences significant rainfall, totaling 252 mm (9.9 in) over approximately 18 days, combined with high humidity levels at 85%. In contrast, May brings a milder climate, featuring a minimum temperature of 6°C (43°F) and an average of 12°C (53°F), peaking at 21°C (70°F). Rainfall decreases sharply to 72 mm (2.8 in) across around 12 days, with humidity slightly lower at 83%. For more information on the pleasant conditions of May, you can visit Seaside weather in May.

In January, the weather is characterized by colder temperatures, with lows around 0°C (32°F) and a maximum of 13°C (56°F). The month sees significant precipitation, totaling 252 mm (9.9 in) over 18 days, and a high humidity level of 85%, contributing to a damp and chilly atmosphere. Conversely, June brings a noticeable warming trend, with temperatures ranging from a minimum of 10°C (49°F) to a maximum of 25°C (77°F) and an average of 14°C (57°F). Rainfall decreases significantly to 63 mm (2.5 in) across just 9 days, and humidity remains relatively stable at 83%. For more details on coastal conditions, check out Seaside weather in June.

In January, the weather is significantly colder, with temperatures ranging from a minimum of 0°C (32°F) to a maximum of 13°C (56°F), alongside high precipitation levels of 252 mm (9.9 in) over 18 days, contributing to a high humidity of 85%. In contrast, July offers a much milder climate, with temperatures varying from 11°C (52°F) to a maximum of 21°C (70°F). The summer month experiences drastically lower precipitation, only about 20 mm (0.8 in) across just 4 days, and slightly lower humidity at 82%. For a closer look at what to expect, check out Seaside weather in July.

In January, the weather is notably colder, with average temperatures ranging from a chilly 0°C (32°F) to a maximum of 13°C (56°F). The month is also quite wet, experiencing around 252 mm (9.9 in) of precipitation over 18 days, accompanied by high humidity levels of 85%. In contrast, August enjoys a much milder climate with temperatures that range from a minimum of 11°C (53°F) to a comfortable maximum of 24°C (76°F). This month sees significantly less rainfall, with only about 20 mm (0.8 in) over just 5 days, and the humidity drops to a refreshing 74%. For more detailed insights on weather during this month, you can check Seaside weather in August.

January and September present notably different weather conditions. In January, temperatures range from a chilly minimum of 0°C (32°F) to a mild maximum of 13°C (56°F), with an average of 8°C (46°F). The month is characterized by significant precipitation, totaling 252 mm (9.9 in) over 18 days, accompanied by high humidity levels of 85%. In contrast, September enjoys warmer conditions, with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 24°C (75°F) and an average of 15°C (59°F). Precipitation is considerably less, with only 91 mm (3.6 in) falling over 10 days, leading to lower humidity at 71%. For more details on weather during this season, visit Seaside weather in September.

In comparing the weather of January and October, January tends to be colder with average temperatures ranging from 0°C (32°F) to 13°C (56°F), while October experiences a milder range of 5°C (41°F) to 20°C (67°F). Additionally, January sees significantly higher precipitation at 252 mm (9.9 in) over about 18 days, compared to October's 166 mm (6.5 in) across 14 days. Humidity levels are also slightly higher in January at 85%, compared to October's 81%. For more details on what to expect during this time of year, you can check out Seaside weather in October.

In January, the weather is generally colder than in November, with average temperatures ranging from a chilly 0°C (32°F) at night to a maximum of 13°C (56°F) during the day, compared to November's milder temperatures that range from 3°C (38°F) to 15°C (59°F). While both months experience a similar number of rainy days, January sees a slightly lower total precipitation of 252 mm (9.9 in) compared to November's 258 mm (10.2 in). Additionally, both months have high humidity levels, with January at 85% and November at 87%, contributing to a damp, cool atmosphere. For more detailed weather information specific to November, you can check out Seaside weather in November.

January and December share similar average temperatures, both hovering around 8°C (46°F), but January tends to be slightly milder overall, with minimum temperatures averaging 0°C (32°F) compared to December's -2°C (30°F). Both months experience notable precipitation; however, January sees a total of 252 mm (9.9 in) over 18 days, while December has a bit more at 272 mm (10.7 in) over 22 days. Humidity levels are also slightly different, with January averaging 85% and December at 87%, indicating that the latter might feel a bit more moisture-laden. For more details about the weather specifically in December, you can check Seaside weather in December.

Compare Seaside's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Seaside

In January, Seaside experiences a stark contrast to the milder months, marked by chilly temperatures and significant precipitation. With a maximum of only 13°C and the frequent presence of rain, locals are met with a notably wet and humid atmosphere, averaging around 85% humidity. This month's 18 rainy days contribute to an overall colder and more damp environment, making it a departure from the sunnier conditions found in other seasons. Those looking to explore the unique winter charm of this coastal town are encouraged to prepare for the elements. For a deeper understanding of what to expect throughout the year, check out the Seaside Climate page.