January Weather in Seabrook Beach, United States

Last updated: February 24, 2025

January at Seabrook Beach, United States, presents a unique blend of winter weather, characterized by a maximum temperature of 17°C (64°F) and an average low of -19°C (-2°F). Despite the chill, the beach experiences an average temperature of -1°C (30°F), making it a stunning, albeit brisk, time to visit. Precipitation totals 79 mm (3.1 in) across approximately 8 days, contributing to the region's high humidity level of 86%. This combination of cool temperatures and moisture creates a pristine, atmospheric seaside landscape perfect for winter walks and tranquil reflections.

January Temperature in Seabrook Beach

In January, Seabrook Beach experiences a striking range of temperatures, with minimums plunging to -19°C (-2°F) and average highs reaching 17°C (64°F). The month starts with a harsh chill, featuring a notable average of -1°C (30°F), but is balanced by the occasional mild day, making it a time of contrasts. As winter deepens, this variability in temperatures ushers in both the biting cold and fleeting warmth, hinting at the gradual transition towards spring. Moving into February, the temperatures slightly improve, reflecting a consistent trend of rising averages that continues through the months ahead, suggesting a slow thaw from the winter grip.

January Weather in Seabrook Beach: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Seabrook Beach, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec303236465565717165554334
Data source: Temperature data for Seabrook Beach generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in Seabrook Beach

In January, Seabrook Beach receives an average of 79 mm (3.1 in) of precipitation over 8 days, marking the beginning of the year with a relatively mild winter wetness. This month typically sets the tone for the season, showcasing a stark contrast to the more frequent rains of April, which sees a dramatic increase in precipitation to 143 mm (5.6 in) across 13 days. As the year progresses, the precipitation amounts fluctuate, peaking in October with 142 mm (5.6 in) yet maintaining a consistent pattern with lingering dampness through to December. Overall, the data reveals a trend of gradual increases in rainfall as winter transitions to spring, and back again, before dipping slightly in the late summer and early autumn months.

January Precipitation Trends in Seabrook Beach

The chart displays monthly precipitation patterns in Seabrook Beach, 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.
JanFebMarAprMayJunJulAugSepOctNovDec79989414383881237178143108133
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

January Humidity in Seabrook Beach

In January, Seabrook Beach experiences high humidity levels at 86%, setting the stage for a damp and chilly start to the year. As winter progresses into February and March, the humidity remains relatively stable, gradually decreasing to 84% and 82% respectively. However, the trend takes a notable turn in the spring; by April, humidity dips to 80%, and as May and June approach, it stabilizes at a more comfortable 72%. The summer brings further relief, with July and August boasting the lowest levels of the year at 67% and 66%. As the seasons shift back to fall, humidity begins to rise again, with September peaking at 71% before climbing to 78% in October and 84% in November. By December, humidity settles at 81%, wrapping up the year with a lingering moisture that hints at the cycle ready to repeat. Overall, Seabrook Beach's humidity showcases a clear seasonal rhythm, with the winter months retaining moisture and the summer months offering a refreshing respite.

January Average Humidity in Seabrook Beach

This chart illustrates the average monthly humidity levels in Seabrook Beach, 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.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%82%80%72%72%67%66%71%79%84%81%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Seabrook Beach

In January, Seabrook Beach enjoys a low UV Index of 2, offering a gentle start to the year with a burn time of 45 minutes—perfect for winter walks along the shore. As the months progress, we see a gradual increase in UV exposure; by February and March, the index rises to 4 and 5, marking a shift to a moderate exposure category. The sunny days ahead bring April into the mix with its high UV Index of 7, reducing burn time to just 25 minutes. Our summer months peak with very high indexes9 in May, followed by a maximum of 10 in June—where even brief exposure can lead to sunburn in as little as 15 minutes. The trend then gently declines into late summer and early autumn, settling at 7 in September and tapering off again to moderate values by October. Returning to winter in December, the UV levels drop back to a cool 2, once again granting a generous 45-minute burn time. For more detailed insights into the UV Index throughout the year, check out Seabrook Beach UV Index.

Maximum UV Index Levels in Seabrook Beach for January

The chart shows the monthly maximum UV Index (UVI) for Seabrook Beach 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.
JanFebMarAprMayJunJulAugSepOctNovDec2457910997532
Data source: Seabrook Beach 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 Seabrook Beach

January at Seabrook Beach marks the beginning of the year with 150 hours of sunshine, setting a foundation for a gradual increase in brightness as the months unfold. By February, the sunlight climbs to 183 hours, hinting at the promise of spring. March and April see a notable surge, reaching 256 and 245 hours respectively, as coastal breezes embrace the warming days. The real shining star, however, is June through August, where the sunshine peaks at an impressive 335 to 337 hours, inviting beachgoers to revel in the warm glow of summer. As fall approaches, the light begins to wane, with September still enjoying 285 hours before dipping to 193 hours by November. Even in December, the shoreline welcomes a cozy 176 hours of sunshine, wrapping up the year with a gentle reminder of the sunny days to come. This rhythmic dance of daylight beautifully captures the essence of Seabrook Beach, making it a beacon of warmth throughout the seasons.

Monthly Sunshine Duration in Seabrook Beach: January Highlighted

The January sunshine duration represents the total number of hours Seabrook Beach 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.
JanFebMarAprMayJunJulAugSepOctNovDec150h183h256h245h295h330h335h337h285h221h193h176h
Data source: Seabrook Beach January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Seabrook Beach During January

In Seabrook Beach, the likelihood of sunny weather in January stands at 42%, offering a decent chance of enjoying some winter sunshine. This month tends to be sunnier compared to its neighbors in February, which sees a dip to 35%, but not nearly as bright as the subsequent month of March, jumping to 61%. Throughout the early months of the year, the chances of sunshine remain fluctuating but generally low, only peaking noticeably in March. As we transition into spring, the sunny days tease us with April at 40% and May slightly lower at 38%. Interestingly, the summer months dip to their lowest points, with July and August both around 32%, illustrating a shift in trend as clouds take a firmer grip on the coastal skies. The likelihood begins to rise again in September, hitting 44%, and remains relatively stable through autumn months, hinting at a gradual return of brighter days. Overall, while January offers a reasonable taste of sun, it's merely a precursor to the sunnier days awaiting in the coming months.

Percentage of Sunny Days in January in Seabrook Beach

The chart illustrates the percentage of sunny days in Seabrook Beach 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 Seabrook Beach experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec42%35%61%40%38%40%32%32%44%38%54%32%
Data source: Seabrook Beach January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Seabrook Beach in January

In Seabrook Beach, the month of January ushers in an inviting 9 hours of daylight, signaling the gradual transition from winter's chill towards the lengthening days of spring. As the year unfolds, daylight steadily increases, reaching 10 hours in February and 11 hours in March, suggesting a burgeoning anticipation of warmer weather. The trend continues with an impressive 13 hours in April and a peak of 15 hours by June, perfect for beachgoers and outdoor enthusiasts. However, this surge begins to soften with a gentle decline, resulting in 14 hours in July and tapering to 9 hours again by December, echoing the cyclical nature of the seasons. This rhythmic dance of daylight not only influences daily activities but also invites reflection on the beauty of nature’s patterns as we yearn for longer, sun-soaked days.

Average Daylight Hours in Seabrook Beach for January

The chart illustrates the variation in daylight duration in Seabrook Beach throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 23m10h 31m11h 57m13h 26m14h 40m15h 18m14h 57m13h 51m12h 26m10h 58m9h 41m9h 2m
Data source: Seabrook Beach daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Seabrook Beach

In January, Seabrook Beach experiences a steady average wind speed of 4.7 m/s (11 mph), which sets the tone for the calm yet refreshing atmosphere of the winter months. This consistent wind speed aligns with February, suggesting a tranquil continuation of winter breezes. As spring approaches in March, a slight uptick to 5.2 m/s (12 mph) heralds a shift towards more dynamic weather patterns, while April sees a gentle decrease back to 4.4 m/s (10 mph). Notably, as summer rolls in, wind speeds gradually decline, with July and August reaching their annual lows of 3.5 m/s (8 mph) and 3.3 m/s (7 mph) respectively, resulting in milder coastal conditions. The trend then reverses in the fall, with wind speeds rising again to around 4.6 m/s (10 mph) by November. Overall, the data reveals a captivating ebb and flow of winds that shape the seasonal character of Seabrook Beach, inviting visitors to embrace its varied coastal allure throughout the year.

Average January Wind Speed in Seabrook Beach

The chart displays monthly wind speed patterns in Seabrook Beach, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.7 m/s4.75.24.44.24.13.53.33.94.44.64.6
Data source: Seabrook Beach January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Seabrook Beach Compares to Other Months

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

January and February exhibit quite similar weather patterns, but with some notable differences. In January, temperatures fluctuate from a minimum of -19°C (-2°F) to an average of -1°C (30°F), while February shows slightly milder conditions with temperatures ranging from -16°C (4°F) to an average of 0°C (32°F). Precipitation is more pronounced in February with 98 mm (3.9 in) over 11 days compared to January’s 79 mm (3.1 in) over 8 days. Humidity levels remain high in both months, with January slightly higher at 86% compared to February's 84%. For more detailed information, you can check Seabrook Beach weather in February.

In January, the weather is characterized by colder temperatures, with a minimum of -19°C (-2°F) and an average of -1°C (30°F), while March sees a slight increase in warmth with a minimum of -14°C (8°F) and an average of 2°C (36°F). Both months experience the same maximum temperature of 17°C (63°F) but March tends to have more precipitation, averaging 94 mm (3.7 in) over 10 days compared to January's 79 mm (3.1 in) over 8 days. Additionally, January has a higher humidity level at 86%, while March's humidity is slightly lower at 82%. To explore more about the weather in March, check out Seabrook Beach weather in March.

January weather is characterized by bitter cold, with temperatures dipping as low as -19°C (-2°F) and an average of -1°C (30°F). Despite occasional milder days reaching up to 17°C (64°F), the month is predominantly chilly, accompanied by high humidity at 86% and a total precipitation of 79 mm (3.1 in) over 8 days. In contrast, April brings a significant warming trend, with temperatures ranging from a minimum of -2°C (29°F) to an average of 8°C (46°F) and peaking at 24°C (76°F). April also sees increased precipitation at 143 mm (5.6 in) over 13 days, while humidity slightly decreases to 80%. For more details on the typical conditions in this spring month, you can check Seabrook Beach weather in April.

In January, the weather is notably colder, with temperatures plunging as low as -19°C (-2°F) and averaging around -1°C (30°F). The month sees a total precipitation of 79 mm (3.1 in) over approximately 8 days, along with high humidity levels at 86%. In stark contrast, May brings milder conditions, with temperatures ranging from a minimum of 2°C (37°F) to a maximum of 27°C (82°F) and an average of 13°C (55°F). Despite slightly higher precipitation at 83 mm (3.3 in) over 11 days, the humidity decreases to a more comfortable 72%. For a closer look at the weather in May, you can check out Seabrook Beach weather in May.

In January, the weather is quite frigid, with temperatures ranging from a chilling minimum of -19°C (-2°F) to a relatively mild maximum of 17°C (64°F), averaging around -1°C (30°F). The month sees approximately 79 mm (3.1 in) of precipitation over 8 days, and the humidity is high at 86%, contributing to the harsh winter feel. In stark contrast, June brings a warm and pleasant climate, with minimum temperatures of 8°C (47°F) and maximums reaching 30°C (86°F), averaging 18°C (65°F). The precipitation in June slightly increases to 88 mm (3.5 in) over 10 days, but with lower humidity at 72%, making it a more comfortable month overall. For more detailed information, you can check Seabrook Beach weather in June.

January and July present stark contrasts in weather conditions. In January, temperatures can plummet as low as -19°C (-2°F), with an average of -1°C (30°F) and occasional highs reaching up to 17°C (64°F). The month is characterized by high humidity at 86% and a total precipitation of 79 mm (3.1 in) over about 8 days. In contrast, July boasts a milder climate with minimum temperatures around 13°C (56°F) and average highs of 22°C (71°F), peaking at 31°C (88°F). Although July experiences more precipitation at 123 mm (4.8 in) over about 12 days, the humidity is significantly lower at 67%. For a more detailed look at July weather, check out Seabrook Beach weather in July.

The weather in January and August shows a stark contrast in temperature and humidity. In January, temperatures can plummet as low as -19°C (-2°F), while averaging around -1°C (30°F) and reaching a maximum of 17°C (64°F). The month experiences high humidity levels at 86%, accompanied by 79 mm (3.1 in) of precipitation across 8 days. In comparison, August boasts much milder conditions with minimum temperatures of 13°C (55°F) and daily averages around 22°C (71°F), peaking at 31°C (88°F). Precipitation is slightly lower at 71 mm (2.8 in), occurring over 9 days, and humidity drops to a comfortable 66%. For more detailed insights, you can check Seabrook Beach weather in August.

January and September present strikingly different weather patterns. In January, temperatures can plummet to a minimum of -19°C (-2°F), with an average around -1°C (30°F) and a maximum of 17°C (64°F). The month experiences significant humidity at 86%, along with 79 mm (3.1 in) of precipitation spread over 8 days. Conversely, September offers milder conditions with a minimum of 7°C (46°F) and an average of 18°C (65°F), peaking at a comfortable 30°C (86°F). The humidity drops to 71%, and precipitation remains comparable to January at 78 mm (3.1 in) over the same number of days. For those interested in more details about specific weather patterns, you can check Seabrook Beach weather in September.

In January, the temperatures are notably colder, with minimums dropping to -19°C (-2°F) and an average of -1°C (30°F), while the maximum can reach a mild 17°C (64°F). The month experiences a fair amount of precipitation, with 79 mm (3.1 in) falling over about 8 days and humidity levels around 86%. Conversely, October ushers in milder weather, with minimum temperatures around 1°C (34°F) and an average of 13°C (56°F), peaking at a maximum of 25°C (78°F). Rainfall increases to 142 mm (5.6 in) over 11 days, and humidity decreases slightly to 78%. For more specific insights into the weather during this month, you can visit Seabrook Beach weather in October.

January and November present contrasting weather experiences, with November generally being milder despite more precipitation. In January, temperatures can drop to a chilling minimum of -19°C (-2°F), with an average of -1°C (30°F) and a maximum of 17°C (64°F). This month sees an average of 79 mm (3.1 in) of precipitation over about 8 days, along with high humidity at 86%. In comparison, November offers a warmer minimum of -12°C (11°F), an average temperature of 6°C (43°F), and a maximum of 20°C (69°F). November also brings more rainfall, totaling 108 mm (4.3 in) over roughly 11 days, while keeping humidity slightly lower at 84%. For those interested in more details about November weather, you can check Seabrook Beach weather in November.

In comparing the weather of January and December, both months experience chilly temperatures, with January showing a minimum of -19°C (-2°F) and an average of -1°C (30°F), while December has a similar minimum of -19°C (-1°F) but a slightly warmer average of 1°C (34°F). Maximum temperatures also differ, with January peaking at 17°C (64°F) compared to December’s 15°C (59°F). Precipitation levels are higher in December, totaling 133 mm (5.2 in) over 10 days, while January sees 79 mm (3.1 in) across 8 days. Humidity is higher in January at 86%, compared to December’s 81%. For more details on the weather in December, you can visit Seabrook Beach weather in December.

Compare Seabrook Beach's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Seabrook Beach

January at Seabrook Beach presents a distinct contrast to milder months, with its chilly temperatures often dipping below zero. The month typically showcases a blend of precipitation and high humidity, making the atmosphere feel even colder than it is. Unlike the warmer summer months, January experiences an uptick in rain, with several days of wet weather contributing to a somewhat damp environment. This wintery chill sets January apart, inviting residents and visitors alike to embrace the serene beauty of the season. For more insights into what to expect throughout the year, check out the Seabrook Beach Climate.