January Weather in Rockport, United States

Last updated: February 24, 2025

In January, Rockport experiences chilly temperatures, with a maximum of 14°C (58°F) and a minimum plummeting to -16°C (4°F). The average hovers around 1°C (34°F), making it a month of significant temperature variation. Residents and visitors can expect substantial precipitation, with 89 mm (3.5 in) of rain spread over 9 days, contributing to a high humidity level of 86%. Whether you're navigating frosty mornings or enjoying the brisk, invigorating air, January in Rockport offers a unique winter experience.

January Temperature in Rockport

In Rockport, United States, January is characterized by its cold embrace, with temperatures ranging from a chilling minimum of -16°C (4°F) to a maximum of 14°C (58°F). The average temperature hovers around 1°C (34°F), which sets the stage for a stark winter landscape. As the month unfolds, it becomes clear that this frigid start is reflective of the broader winter trend, with sharp temperature drops and occasional brief thaws, subtly hinting at the slight warming that will follow in February. Interestingly, despite the biting cold, January serves as a pivotal month, bridging the harsher elements of winter while foreshadowing the gradual transition to spring. This blend of icy conditions and hinting warmth invites residents and visitors alike to embrace the uniqueness of winter life in Rockport.

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

The chart illustrates January temperature patterns in Rockport, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec343437445261686965574638
Data source: Temperature data for Rockport 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 Rockport

In January, Rockport experiences a relatively moderate start to the year, with precipitation amounting to 89 mm (3.5 inches) spread over approximately 9 days. This sets the tone for a winter month that is significantly drier compared to the heavier rainfall seen later in the year. As the season transitions into February, precipitation increases to 109 mm (4.3 inches) over 11 days, hinting at an uptick in moisture that continues into spring. Notably, April marks the peak of rainfall with 156 mm (6.1 inches) across 13 days, showcasing the region's characteristic spring deluges. The following months, particularly October with 161 mm (6.3 inches), indicate a notable trend of increased precipitation, illustrating how Rockport’s climate shifts towards wetter conditions as the year progresses. Overall, the data reflects a pattern of fluctuating rainfall, with January's relatively light precipitation paving the way for the wetter months that follow.

January Precipitation Trends in Rockport

The chart displays monthly precipitation patterns in Rockport, 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.
JanFebMarAprMayJunJulAugSepOctNovDec891091061569283985486161112140
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Rockport

In Rockport, United States, January brings a notable humidity level of 86%, making it one of the more humid months of the year. As winter transitions to spring, humidity begins to gradually decrease; February follows closely with 84%, while March dips further to 82%. By April, the humidity drops to 80%, marking the start of a trend toward drier conditions. This decrease continues into the late spring and summer, with May and June stabilizing around 72%. The humidity further diminishes in July and August, reaching 67% and 66%, respectively, creating a more comfortable environment during peak summer. As autumn approaches, humidity rises again, peaking in November at 84%, before slightly receding to 81% in December. This pattern highlights Rockport's fluctuating humidity, characterized by high levels in winter and a gradual decline through the warmer months.

January Average Humidity in Rockport

This chart illustrates the average monthly humidity levels in Rockport, 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 Rockport

In January, Rockport experiences a low UV Index of 2, allowing residents and visitors to enjoy outdoor activities with minimal risk of sunburn, as the burn time extends to 45 minutes. As February rolls in, the UV Index rises to 4, indicating a moderate level of exposure that requires a bit more caution. This trend of increasing UV levels continues, peaking in the summer months, where June reaches a 10—a very high category with a dangerously short burn time of just 15 minutes. Visitors from March to August should stay vigilant, as UV exposure ranges from moderate to very high. By fall, the index begins to decline, with October and November presenting a more manageable 6 and 3, respectively, before returning to a low of 2 in December. This pattern highlights the importance of sun safety throughout the year. For detailed insights on the UV Index trends, check out Rockport UV Index.

Maximum UV Index Levels in Rockport for January

The chart shows the monthly maximum UV Index (UVI) for Rockport 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.
JanFebMarAprMayJunJulAugSepOctNovDec2457910997632
Data source: Rockport 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 Rockport

January in Rockport, United States, welcomes the year with 148 hours of sunshine, marking a gentle beginning to the annual solar cycle. As winter transitions into spring, February sees an increase to 187 hours, hinting at the promise of brighter days ahead. March experiences a significant jump to 256 hours, setting the stage for a glorious spring as nature comes alive. The sunshine hours continue to flow, peaking in the heart of summer with a remarkable 342 hours in July, showcasing Rockport's vibrant and sun-soaked days. This abundance gradually tapers off into autumn, with September enjoying 281 hours before descending to 198 hours in November. Even December, while quieter with 173 hours, retains a warm charm as the year wraps up. Overall, the trend highlights a clear crescendo of sunlight from winter to summer, followed by a gentle decline into the cooler months, enveloping Rockport in a captivating dance of light throughout the year.

Monthly Sunshine Duration in Rockport: January Highlighted

The January sunshine duration represents the total number of hours Rockport 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.
JanFebMarAprMayJunJulAugSepOctNovDec148h187h256h247h303h333h342h335h281h229h198h173h
Data source: Rockport January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Rockport During January

In Rockport, the likelihood of sunny weather in January stands at 38%, making it a month of mixed skies as the winter chill lingers. This percentage is notably higher than the subsequent month, February, which dips to 32%, suggesting a trend of diminishing sunshine in early winter. However, as spring approaches, the percentage rises sharply in March to an inviting 60%, marking a welcome return of sunny days. April and May maintain a moderate increase with chances of sun hovering around 41% and 40%, respectively. Overall, while January may not boast the sunniest days, it sets the stage for a gradual uptick in brightness as the seasons transition.

Percentage of Sunny Days in January in Rockport

The chart illustrates the percentage of sunny days in Rockport 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 Rockport experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec38%32%60%41%40%41%34%33%47%39%53%30%
Data source: Rockport January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Rockport in January

In Rockport, the daylight duration begins its gradual ascent in January, where residents enjoy 9 hours of daylight, igniting a slow but steady transition into the vibrant spring months. As February rolls in, an additional hour of sunlight lifts spirits, paving the way for a brighter March, which boasts 11 hours. The progression continues into April and May, where daylight peaks at 14 hours, allowing longer, sun-soaked days that invite outdoor activities. Interestingly, June reaches its zenith with 15 hours, offering the most light before a subtle decline begins in July and continues through the late summer months. This cyclical rhythm of daylight rounds back to 9 hours in both November and December, reminding us of the ever-turning seasons and the comforting predictability of nature's calendar.

Average Daylight Hours in Rockport for January

The chart illustrates the variation in daylight duration in Rockport throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 26m10h 33m11h 57m13h 24m14h 38m15h 14m14h 55m13h 49m12h 26m10h 59m9h 44m9h 5m
Data source: Rockport daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Rockport

In January, Rockport experiences an average wind speed of 7.2 m/s (16 mph), setting the tone for a breezy winter month. As winter transitions into early spring, winds remain relatively stable, with February at 7.1 m/s and a slight uptick to 7.5 m/s by March, showcasing a subtle increase that hints at the approaching warmer seasons. However, April brings a noticeable drop to 6.2 m/s, followed by an even gentler breeze in May and June, hitting a low of 5.9 m/s. Summer air is calmer, peaking in July with only 5.0 m/s, before gradually rising again in the fall, reaching 6.5 m/s in October and stabilizing around 6.8 m/s in November. As the year closes, December brings a return to winter winds at 7.0 m/s, wrapping up the year with a familiar chill, while overall, a clear trend emerges: the wind is at its fiercest in the winter months and steadily calms as the summer unfolds.

Average January Wind Speed in Rockport

The chart displays monthly wind speed patterns in Rockport, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7.2 m/s7.17.56.26.05.95.04.75.76.56.87.0
Data source: Rockport January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Rockport Compares to Other Months

The weather in Rockport 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 Rockport and find detailed weather information for every month.

In January, temperatures range from a minimum of -16°C (4°F) to a maximum of 14°C (58°F), with an average of 1°C (34°F). The month sees around 89 mm (3.5 in) of precipitation over 9 days, accompanied by a high humidity level of 86%. In contrast, February experiences slightly milder temperatures with a minimum of -13°C (9°F) and a maximum of 11°C (53°F), while maintaining a similar average of 1°C (35°F). Precipitation increases to 109 mm (4.3 in) over 11 days, and humidity moderately decreases to 84%. For more detailed information, you can check Rockport weather in February.

In January, temperatures can drop significantly, with minimums reaching as low as -16°C (4°F) and an average temperature of 1°C (34°F). The month is marked by high humidity at 86% and around 89 mm (3.5 in) of precipitation over approximately 9 days. In contrast, March brings slightly milder conditions, with minimum temperatures of -11°C (12°F) and an average temperature of 3°C (37°F). Although March sees a marginal increase in precipitation to 106 mm (4.2 in) across about 10 days, humidity decreases to 82%. For more detailed insights into the weather during this period, you can explore Rockport weather in March.

January and April present contrasting weather patterns. In January, temperatures can drop as low as -16°C (4°F), with an average hovering around 1°C (34°F) and a mild high reaching 14°C (58°F). This month also experiences significant precipitation, totaling 89 mm (3.5 in) over about 9 days, coupled with high humidity at 86%. In comparison, April sees a milder climate with minimum temperatures of -1°C (31°F) and average highs of 17°C (63°F). Although April receives more rainfall at 156 mm (6.1 in) over approximately 13 days, the humidity is slightly lower at 80%. For a more detailed look at the weather conditions in April, you can visit Rockport weather in April.

The weather in January and May presents a stark contrast in terms of temperature and humidity. In January, temperatures can plummet to a chilling minimum of -16°C (4°F), with an average around 1°C (34°F) and a maximum of 14°C (58°F). The month also experiences high humidity levels at 86%, along with 89 mm (3.5 in) of precipitation spread over 9 days. Conversely, May sees a significant warming trend, with minimum temperatures rising to 3°C (39°F) and reaching an average of 11°C (52°F), peaking at 20°C (69°F). The humidity decreases to 72%, and precipitation remains similarly consistent at 92 mm (3.6 in) over 10 days. For more detailed information, check out Rockport weather in May.

In January, Rockport experiences a cold climate with temperatures ranging from a chilling -16°C (4°F) to a relatively mild 14°C (58°F), averaging around 1°C (34°F). The month sees significant precipitation of 89 mm (3.5 in) over 9 days, coupled with high humidity at 86%. In contrast, June brings a much more pleasant atmosphere; temperatures range from a minimum of 9°C (49°F) to a maximum of 23°C (73°F), with an average of 16°C (61°F). Precipitation during this month is slightly lower at 83 mm (3.3 in) across the same number of days, and humidity drops to a more comfortable 72%. For more detailed information, you can explore Rockport weather in June.

In January, temperatures in Rockport are notably frigid, with minimums dipping as low as -16°C (4°F) and an average temperature of 1°C (34°F). This winter month experiences significant precipitation of 89 mm (3.5 in) over about 9 days, accompanied by high humidity levels at 86%. In contrast, July brings a warm reprieve with minimum temperatures around 15°C (59°F) and an average of 20°C (68°F), peaking at a comfortable 27°C (81°F). Although July sees slightly more precipitation at 97 mm (3.8 in) over 10 days, the humidity drops to a more pleasant 67%, making it a much drier and sunnier month. For more insights, check out the detailed information here: Rockport weather in July.

January and August present stark contrasts in weather conditions. In January, temperatures can plunge as low as -16°C (4°F), with an average of just 1°C (34°F) and a maximum of 14°C (58°F), while humidity levels hover around a high 86%. This winter month also sees a notable amount of precipitation, totaling 89 mm (3.5 in) over about 9 days. In sharp contrast, August brings much warmer temperatures, ranging from a minimum of 16°C (61°F) to an average of 21°C (70°F), peaking at 27°C (81°F). Precipitation is reduced to 54 mm (2.1 in) across 7 days, and humidity decreases to a more comfortable 66%. For more insights into August weather, check out Rockport weather in August.

January and September present sharply contrasting weather patterns. In January, temperatures can plunge as low as -16°C (4°F), with an average of just 1°C (34°F) and a maximum of 14°C (58°F), creating a cold and often harsh environment. The month is marked by significant humidity at 86%, along with 89 mm (3.5 in) of precipitation spread over 9 days. In contrast, September enjoys a milder climate with temperatures ranging from a minimum of 12°C (54°F) to a pleasant average of 18°C (65°F) and a maximum of 25°C (77°F). Precipitation is slightly lower at 86 mm (3.4 in), occurring over just 7 days, and humidity levels drop to 71%, lending a more comfortable feel to the early autumn month. For more details on September's meteorological conditions, you can check out Rockport weather in September.

In comparing the weather between January and October, one can observe notable differences in temperature and precipitation patterns. January experiences much colder temperatures, with a minimum of -16°C (4°F) and an average of just 1°C (34°F), while October boasts a milder climate with minimums around 3°C (38°F) and an average of 14°C (57°F). Precipitation also varies, with January receiving 89 mm (3.5 in) over 9 days, contrasted by October’s higher total of 161 mm (6.3 in) across 13 days. Additionally, January’s higher humidity level at 86% feels more oppressive compared to October’s 78%, providing a generally more comfortable atmosphere. For more detailed insights into October weather specifically, you can reference Rockport weather in October.

January weather is characterized by colder temperatures, with minimums plunging to -16°C (4°F) and an average of just 1°C (34°F). In contrast, November experiences milder conditions, where temperatures rarely drop below -9°C (16°F) and averages reach 8°C (46°F). Preciptation is slightly higher in November, with 112 mm (4.4 in) compared to January's 89 mm (3.5 in), and it also sees more rainy days, totaling 11 compared to January's 9. Both months maintain relatively high humidity levels, with January at 86% and November at 84%. For more details on November weather, you can check Rockport weather in November.

In January, temperatures in Rockport typically range from a minimum of -16°C (4°F) to a maximum of 14°C (58°F), with an average temperature of around 1°C (34°F). This month experiences slightly less precipitation, measuring 89 mm (3.5 in) over about 9 days, while humidity is higher at 86%. In contrast, December presents a slightly milder climate, with minimum temperatures of -14°C (7°F) and an average of 3°C (38°F). Precipitation levels are notably higher at 140 mm (5.5 in) over 10 days, and humidity is lower at 81%. For more detailed insights into December's weather, you can refer to Rockport weather in December.

Compare Rockport's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Rockport

January in Rockport presents a stark contrast to other months, characterized by chilly temperatures that often dip far below freezing and significant precipitation spread across several days. The cold air and high humidity create a brisk atmosphere, making it a month where the warmth of summer feels like a distant memory. Despite the gloomy weather, the stark beauty of winter paints a unique picture of the region, inviting those who dare to embrace the chill. For more insights into Rockport's distinct seasonal shifts, visit Rockport Climate.