Last updated: February 24, 2025
January in Annapolis showcases a diverse range of temperatures, from a brisk minimum of -13°C (10°F) to an occasional maximum of 17°C (63°F), with an average hovering around 3°C (37°F). This month is characterized by a notable amount of precipitation, totaling 70 mm (2.7 in) across approximately 8 days, contributing to a high humidity level of 84%. Visitors and residents alike are reminded to prepare for chilly conditions and potential wet weather, making appropriate clothing essential for this midwinter season.
In January, Annapolis experiences a chilly start to the year, with temperatures ranging from a brisk minimum of -13°C (10°F) to a pleasant maximum of 17°C (63°F). The average temperature hovers around 3°C (37°F), indicating a month where warmth is still a distant promise. As winter gradually loosens its grip, February shows a slight upward trend, with an average increase to 5°C (40°F) and a peak of 21°C (69°F). This transition continues into March, when temperatures further rise, revealing a comfortable average of 8°C (46°F) and a maximum of 24°C (76°F). The progression through these months reflects the typical shift from winter’s chill towards the welcoming embrace of spring, as Annapolis awakens from its frosty slumber.
In January, Annapolis experiences moderate precipitation with an average of 70 mm (2.7 in) spread across about 8 days. This sets the tone for the wetter months ahead, as February sees a significant rise to 116 mm (4.6 in) over 12 days, marking the start of the rainy season. As winter gives way to spring, precipitation remains consistently high, peaking in July with 174 mm (6.9 in), known for its summer storms. Interestingly, the number of rainy days tends to increase as the year progresses, with July and August seeing as many as 14 to 15 days of rain, while the winter months remain relatively drier. Overall, January's rains seem to foreshadow a trend of increasing precipitation, culminating in the abundance typical of mid-summer in this charming coastal city.
In January, Annapolis experiences high humidity levels at 84%, setting the tone for a winter that feels quite damp. This humid atmosphere persists with a slight decrease to 83% in both February and March, before April sees a minor dip to 81%. As the seasons shift into spring and summer, humidity gradually drops, reaching its lowest point of 72% in August. However, the trend reverses as autumn approaches; humidity climbs back to 85% in November, just before another cold winter begins with 84% in December. This cyclical pattern highlights Annapolis's transition from moist winter months to drier summer, before returning to a more humid climate with the onset of fall.
In January, residents of Annapolis can expect a moderate UV Index of 3, indicating a relatively safe exposure level with a burn time of about 30 minutes. As winter fades into February, the UV Index increases slightly to 5, maintaining a moderate level but still necessitating caution. With the arrival of March, there’s a noticeable jump to a high UV Index of 7, reducing the safe sun exposure time to 25 minutes. Spring intensifies in April, with the UV Index peaking at 9, categorized as very high, prompting even greater vigilance as burn time shrinks to just 15 minutes. This trend continues into the summer months, with the UV Index reaching its maximum at 10 from May through July, maintaining the urgency for sun protection with a mere 15 minutes of safe exposure. As autumn approaches, the UV levels begin to taper, with August at 9 and September at 8, before dropping back to moderate levels in November and December. Overall, it’s clear that Annapolis residents should be particularly mindful of UV exposure from spring through summer, with significant reductions in safe sun time as the index rises. For more information on UV Index trends throughout the year, visit Annapolis UV Index.
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In Annapolis, January brings about 151 hours of sunshine, a gentle prelude to the year that slowly brightens as winter gives way to spring. As February rolls in, sunshine hours increase to 182, hinting at the longer days to come. March further elevates this trend with 261 hours, and by April, the sun shines for 268 hours, igniting life in the blossoming city. May dazzles with 297 hours, and June reaches a golden peak of 339 hours, making it the sunniest month. As summer lingers, July holds the spotlight at 359 hours, before gradually tapering off into August with 329 hours. The tail end of the year sees a noticeable decline, with September at 281 hours, October at 250, and November at 226. December concludes the year with a cozy 190 hours, reminding us that while sunshine may wane, the warmth of Annapolis remains ever inviting.
In Annapolis, the likelihood of sunny weather in January stands at a promising 46%, making it one of the brighter months as winter sets in. While February drops to a comparatively gloomy 28%, the trend swiftly shifts with March welcoming a mild 53% likelihood of sunshine, hinting at the arrival of spring. April follows closely with a 48% chance, showcasing a noticeable uptick in sunny days as we move into the warmer months. This fluctuating pattern illustrates how winter quickly gives way to brighter days, with sunshine becoming even more prevalent as the year progresses, particularly notable in the late summer and fall months like September and November, which enjoy 55% and 56% sunny probabilities, respectively.
In Annapolis, January marks the beginning of a gradual awakening from the depths of winter, with daylight lasting approximately 9 hours. As the month progresses into February, the days steadily elongate, bringing 10 hours of sunlight, hinting at the promise of spring. By March, daylight extends to 11 hours, signaling a clear transition towards brighter days. This trend continues into April, where the sun shines for 13 hours, and reaches a peak of 14 hours from May through July, allowing residents to fully embrace the warmth and vibrancy of summer. As summer dwindles, daylight begins to recede, with 13 hours in August and tapering to 12 hours in September. This gradual decline continues through the fall, culminating in 10 hours of light in November and a return to 9 hours in December, closing the cycle of daylight that dances through the months in Annapolis.
In Annapolis, the January wind sets the tone for the year with an average speed of 3.9 m/s (9 mph), providing a brisk chill that hints at winter’s grip. As the months progress, winds tend to strengthen slightly, peaking in February at 4.3 m/s (10 mph) before gradually tapering off during the warmer months of July and August, where they drop to their lowest at 2.7 m/s (6 mph). This downward trend shifts once again come September as the winds pick up to 3.6 m/s (8 mph), heralding the transition into autumn. Throughout this seasonal rhythm, the winds reflect a dynamic interplay between cold and warmth, showcasing the region's shifting climatic conditions. By the time December rolls around, Annapolis experiences a return to milder winds, averaging 3.6 m/s (8 mph), wrapping up the year with a gentle breeze that whispers of winter's return.
The weather in Annapolis 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 Annapolis and find detailed weather information for every month.
January and February exhibit notable differences in weather patterns. In January, temperatures range from a minimum of -13°C (10°F) to a maximum of 17°C (63°F), with an average of 3°C (37°F). This month sees 70 mm (2.7 in) of precipitation over 8 days, accompanied by high humidity at 84%. In contrast, February experiences slightly milder conditions with an average temperature of 5°C (40°F) and a maximum reaching 21°C (69°F), while still maintaining the same minimum low of -13°C (10°F). Precipitation increases to 116 mm (4.6 in) over 12 days, with humidity dropping marginally to 83%. For a more detailed look at February's climate, you can visit Annapolis weather in February.
In January, the weather is considerably colder, with temperatures ranging from a minimum of -13°C (10°F) to a maximum of 17°C (63°F) and an average of 3°C (37°F). The month typically sees around 70 mm (2.7 in) of precipitation over about 8 days, accompanied by high humidity levels at 84%. In contrast, March experiences a milder climate, with temperatures rising to a minimum of -5°C (23°F) and reaching a warm maximum of 24°C (76°F), resulting in an average temperature of 8°C (46°F). Precipitation increases slightly to 95 mm (3.7 in) over approximately 10 days, while humidity remains relatively stable at 83%. For more detailed information, you can check Annapolis weather in March.
When comparing the weather between January and April, notable differences emerge. January experiences colder temperatures, with minimums dipping to -13°C (10°F) and an average of just 3°C (37°F), while April sees a significant warming trend, with average temperatures rising to 13°C (56°F) and maximums reaching 27°C (82°F). Precipitation is also more pronounced in April, totaling 110 mm (4.3 in) over 11 days, compared to January's 70 mm (2.7 in) over 8 days. Additionally, humidity levels are slightly lower in April at 81%, compared to January’s 84%. For more details, you can check Annapolis weather in April.
In January, the weather is quite chilly, with temperatures ranging from a frigid minimum of -13°C (10°F) to a maximum of 17°C (63°F), averaging around 3°C (37°F). The month experiences about 70 mm (2.7 in) of precipitation over approximately 8 days, and humidity levels are relatively high at 84%. In stark contrast, May brings much warmer temperatures, with a minimum of 4°C (39°F) and a maximum soaring to 31°C (88°F), averaging 18°C (65°F). Precipitation also increases to 138 mm (5.4 in) over approximately 13 days, though humidity decreases slightly to 78%. For those looking to explore more about the weather during this vibrant month, check out Annapolis weather in May.
The weather in January contrasts starkly with that of June. In January, temperatures can plummet as low as -13°C (10°F) with an average temperature of just 3°C (37°F), while June sees much milder conditions, boasting an average temperature of 24°C (75°F) and highs reaching up to 32°C (91°F). Precipitation is also more prevalent in June, with 102 mm (4.0 in) falling over 13 days compared to January's 70 mm (2.7 in) and 8 days of rain. Although January has a higher humidity level at 84%, June remains relatively humid at 79%. For more detailed information, check out Annapolis weather in June.
January and July present starkly contrasting weather conditions. In January, temperatures range from a chilling minimum of -13°C (10°F) to a mild maximum of 17°C (63°F), with an average of just 3°C (37°F). The month sees around 70 mm (2.7 in) of precipitation over 8 days, accompanied by high humidity levels at 84%. In contrast, July boasts much warmer temperatures, with lows of 19°C (66°F) and highs reaching a sweltering 35°C (95°F), averaging 27°C (81°F). The summer month receives significantly more precipitation, totaling 174 mm (6.9 in) across 14 days, but with lower humidity at 74%. This clear contrast highlights the drastic seasonal changes experienced in the region. For more details, visit Annapolis weather in July.
January and August present a stark contrast in weather conditions. In January, temperatures can drop as low as -13°C (10°F) with an average of 3°C (37°F), while August boasts much warmer averages, with minimums around 17°C (63°F) and highs reaching up to 33°C (92°F). Precipitation is more frequent in August, occurring on 15 days and totaling 159 mm (6.3 in), compared to January’s 70 mm (2.7 in) over just 8 days. Additionally, January carries a higher humidity level of 84%, while August, despite being warmer, has a lower humidity at 72%. For those looking to understand the specifics of summer conditions, check out Annapolis weather in August.
January and September present starkly contrasting weather conditions. In January, temperatures can plunge to a minimum of -13°C (10°F) and average around 3°C (37°F), while the maximum reaches only 17°C (63°F). This winter month also sees higher humidity levels at 84% and receives about 70 mm (2.7 in) of precipitation over roughly 8 days. In contrast, September enjoys much milder temperatures, with lows of 11°C (52°F) and averages around 23°C (73°F), soaring to highs of 32°C (90°F). While it does experience slightly more precipitation at 113 mm (4.5 in) over 10 days, humidity remains lower at 75%. For more on September weather, you can visit Annapolis weather in September.
January and October present stark contrasts in weather conditions. In January, temperatures can plunge as low as -13°C (10°F), with an average hovering around 3°C (37°F) and highs reaching 17°C (63°F). The month is characterized by significant humidity at 84% and 70 mm (2.7 in) of precipitation over about 8 days. In contrast, October sees much milder temperatures ranging from a low of 5°C (41°F) to a warm average of 17°C (64°F), with maximums hitting 32°C (90°F). Precipitation increases to 127 mm (5.0 in) and occurs over approximately 10 days, accompanied by slightly lower humidity at 81%. For a more detailed look at October conditions, visit Annapolis weather in October.
January and November present distinct weather patterns. In January, temperatures can plummet to a minimum of -13°C (10°F), with an average of 3°C (37°F) and a maximum reaching 17°C (63°F). The month typically experiences 70 mm (2.7 in) of precipitation over 8 days, coupled with a high humidity of 84%. In contrast, November sees milder temperatures, with a minimum of -3°C (27°F), an average of 9°C (49°F), and a maximum of 24°C (75°F). Precipitation increases slightly to 86 mm (3.4 in) across the same number of rainy days, while humidity remains similar at 85%. For more detailed insights, check out Annapolis weather in November.
The weather in January tends to be colder and slightly drier compared to December. January's average temperature is around 3°C (37°F), with minimums dropping to -13°C (10°F) and maximums reaching 17°C (63°F). In contrast, December has a slightly higher average temperature of 5°C (42°F), with minimums of -8°C (17°F) and maximums peaking at 18°C (65°F). Additionally, December experiences more precipitation, with 109 mm (4.3 in) over 10 days, compared to January's 70 mm (2.7 in) over 8 days. Both months share the same humidity level of 84%. For more details, you can check Annapolis weather in December.
As January blankets Annapolis in its winter chill, the weather presents a stark contrast to the milder months nearby. With temperatures often dipping to their lowest and an average humidity of 84%, the air is crisp and invigorating. The month brings a fair share of precipitation, resulting in gray skies that can cloak the city for several days. Unlike the vibrant summers, January invites residents and visitors alike to bundle up and embrace the cozy charm of the season. For those interested in understanding more about how Annapolis's weather evolves throughout the year, visit Annapolis Climate.