Last updated: February 24, 2025
May in Boothbay Harbor, United States, unveils a mild maritime climate, with temperatures ranging from a minimum of 2°C (37°F) to a maximum of 19°C (66°F). The average temperature of 10°C (50°F) sets the stage for pleasant outdoor activities. However, visitors should prepare for frequent showers as the region receives an average precipitation of 82 mm (3.2 in) over 10 days of the month. The humidity levels hover around 79%, contributing to the lush, vibrant scenery that defines the coastal charm of Boothbay Harbor in spring.
In May, Boothbay Harbor begins to shake off the chill of winter, showcasing a delightful shift in temperatures that herald the arrival of spring. With minimums climbing to 2°C (37°F) and averages settling around 10°C (50°F), the coastal charm of this quaint town becomes increasingly inviting. The maximum temperature reaches a pleasant 19°C (66°F), offering beautiful days ideal for exploring the picturesque harbor or enjoying outdoor activities. This steady rise in temperatures not only marks a significant improvement from the winter months but also signals the approaching warmth of summer, making May a splendid time to experience the beauty of Boothbay Harbor as nature comes to life.
May in Boothbay Harbor typically witnesses a pleasant shift in weather, marked by 82 mm (3.2 in) of precipitation over roughly 10 days. This amount follows the wetter April, which recorded 139 mm (5.5 in), hinting at a gradual decrease as the region transitions into summer. Interestingly, while May sees less rainfall than both April and the preceding months, it aligns closely with March's 85 mm (3.3 in), reflecting an early spring trend of diminishing precipitation. The fluctuation in rain days suggests a mix of sunny intervals and occasional showers, presenting an ideal backdrop for outdoor activities as residents and visitors welcome warmer days. Overall, May's moderate precipitation contributes to the lush beauty of Boothbay Harbor, setting the stage for the vibrant summer ahead.
In Boothbay Harbor, May experiences a humidity level of 79%, which is consistent with the trend seen throughout the spring months. As the days warm up, this slight dip from April's 79% suggests a moderate beginning to summer, offering a refreshing break from the higher humidity peaks seen in the early winter months. Notably, May's humidity mirrors the pattern of decreased moisture that leads up to a steamy June, where levels rise again to 86%. This seasonal rhythm showcases Boothbay Harbor's intriguing climate, balancing the cool breezes of spring with the humid embrace of summer.
In May, Boothbay Harbor experiences a significant uptick in UV exposure, with the UV Index soaring to 9, categorized as very high. This marks a noticeable jump from April’s Index of 7 and signifies that outdoor enthusiasts should be vigilant, as unprotected skin can burn in just 15 minutes. As the sun becomes more intense heading into summer, May serves as a pivotal reminder to embrace protective measures, especially since the UV trends continue to remain high through June and July. With the sun’s potency increasing earlier in the year, it’s essential to stay informed and take necessary precautions to enjoy the outdoors safely. For further details, check out the complete Boothbay Harbor UV Index.
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As spring blossoms into summer in Boothbay Harbor, the transition is beautifully marked by an increase in sunshine hours. After the chilly embrace of winter, with only 145 hours of sunlight in January, the days begin to stretch, reaching 302 hours by May. This month stands out as a delightful turning point, where residents and visitors alike relish the warm rays. Following May, the sunshine continues to peak, culminating in 341 hours during August, the sunniest month of the year. The gradual decline begins in September, but even then, the charming coastal town bathes in a generous 287 hours of sunlight. This consistent pattern of increasing daylight paints a vibrant picture of Boothbay Harbor as it awakens from its winter slumber, inviting everyone to enjoy its breathtaking scenic beauty and outdoor adventures.
In Boothbay Harbor, the likelihood of sunny weather in May aligns with the early spring fluctuations, showing a 37% chance of sun. This percentage is consistent with the trend observed in April, but slightly lower than the sunshine frequency seen in March, which boasts a robust 60%. As we transition into the summer months, the chances remain relatively stable in June and July, before dipping to a mere 29% in the peak of summer. Therefore, while May offers a fair shot at sun, it serves as a prelude to the warmer, yet cloudier, days ahead, reinforcing the coastal area's dynamic weather patterns.
In Boothbay Harbor, the beauty of May is beautifully highlighted by increased daylight, offering a refreshing 14 hours of sunlight. This marks a significant progression from the 9 hours in January, with each month gradually gaining light as winter fades. By April, daylight reaches 13 hours, indicating a steady march toward the vibrant energy of spring and summer. The trend continues upward as June and July both bask in 15 hours of daylight, creating splendid opportunities for outdoor exploration and enjoyment. However, as summer wanes into August, the daylight begins to taper off, reminding us of the cyclical nature of the seasons. Overall, May serves as a delightful turning point, symbolizing both the peak of spring and the promise of warmer days ahead.
In Boothbay Harbor, the month of May brings a gentle shift in its wind patterns, with an average wind speed of 5.2 m/s (12 mph). This marks a decrease from the breezier months of early spring, such as March and April, where wind speeds peaked at 7.1 m/s (16 mph) and 5.8 m/s (13 mph), respectively. As spring transitions into summer, the winds become notably calmer, a trend that continues into July and August, when speeds dip to their annual lows of 4.5 m/s (10 mph) and 4.3 m/s (10 mph). Interestingly, the gradual decline in wind strength during May sets the stage for a more serene coastal experience, inviting locals and visitors alike to savor the warmer days and vibrant marine life of the harbor while preparing for the slightly breezier months that follow.
The weather in Boothbay Harbor changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of May's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Boothbay Harbor and find detailed weather information for every month.
May and January present starkly contrasting weather conditions. In May, temperatures range from a minimum of 2°C (37°F) to a maximum of 19°C (66°F), with an average of 10°C (50°F), alongside relatively high humidity at 79% and 82 mm (3.2 in) of precipitation spread over 10 days. In contrast, January features colder temperatures ranging from a minimum of -17°C (2°F) to a maximum of 11°C (52°F), averaging -1°C (31°F). Although January sees slightly more precipitation at 96 mm (3.8 in) over just 9 days, the humidity is higher at 85%. For more details on weather patterns in January, visit Boothbay Harbor weather in January.
When comparing the weather between May and February, it's clear that May brings significantly milder temperatures, with average lows of 2°C (37°F) and highs reaching up to 19°C (66°F). In contrast, February experiences much colder conditions, with average lows plunging to -14°C (7°F) and highs only peaking at 11°C (53°F). Both months see around 10 days of precipitation, but February's precipitation is slightly higher at 98 mm (3.8 in) compared to May's 82 mm (3.2 in). Additionally, humidity levels are slightly higher in February at 86%, compared to 79% in May, making the latter feel more comfortable. To learn more about the specifics of February weather, visit Boothbay Harbor weather in February.
When comparing the weather in May to that of March, there are notable differences in temperature and overall conditions. May enjoys milder temperatures, with minimums around 2°C (37°F) and maximums reaching 19°C (66°F), while March can be much colder, with temperatures dipping as low as -13°C (9°F) and peaking at 12°C (53°F). Precipitation levels are similar in both months, with May receiving about 82 mm (3.2 in) over 10 days and March slightly more at 85 mm (3.3 in) over 9 days. Humidity levels are also comparable, with May at 79% and March slightly higher at 84%. For more details about the typical weather in March, you can visit Boothbay Harbor weather in March.
In comparing the weather of May and April, May exhibits milder temperatures, with a minimum of 2°C (37°F) and an average of 10°C (50°F), while April starts off cooler, with a minimum of -2°C (29°F) and an average of 6°C (43°F). Additionally, May generally sees less precipitation, totaling 82 mm (3.2 in) over 10 days compared to April's 139 mm (5.5 in) over 13 days. However, both months share a similar humidity level of 79%. For a more detailed look at April's weather, you can visit Boothbay Harbor weather in April.
In comparing the weather of May and June, we see a notable increase in temperatures. May's temperatures range from a minimum of 2°C (37°F) to a maximum of 19°C (66°F), with an average of 10°C (50°F). In contrast, June offers milder conditions, boasting a minimum temperature of 9°C (49°F) and a maximum of 21°C (71°F), alongside an average of 15°C (59°F). While May experiences higher precipitation at 82 mm (3.2 in) over 10 days, June sees a slight decrease to 71 mm (2.8 in) over just 8 days. Additionally, humidity rises from 79% in May to 86% in June, contributing to a more tropical feel as we move into the summer months. For more details about specific conditions, check out Boothbay Harbor weather in June.
In comparing the weather of May and July, it’s clear that July experiences significantly warmer temperatures. May sees minimum temperatures as low as 2°C (37°F) and averages around 10°C (50°F), while July's minimums start at a much milder 13°C (56°F), with average highs reaching up to 25°C (78°F). Furthermore, July has slightly higher precipitation at 100 mm (3.9 in) compared to May's 82 mm (3.2 in), although both months share a similar number of rainy days at 10. The humidity also increases in July to 85%, up from May's 79%. For more information, you can check Boothbay Harbor weather in July.
May and August present contrasting weather conditions in Boothbay Harbor. May typically experiences cooler temperatures, with a minimum of 2°C (37°F) and an average around 10°C (50°F), while August enjoys much warmer weather, with minimum temperatures around 15°C (59°F) and an average of 20°C (67°F). Precipitation is more frequent in May, with about 82 mm (3.2 in) over approximately 10 days, compared to August, which sees less rain at 71 mm (2.8 in) over 8 days. Additionally, the humidity remains relatively high in both months, peaking at 79% in May and slightly increasing to 83% in August. For more detailed information on August weather, you can check out Boothbay Harbor weather in August.
May and September present quite different weather experiences. In May, temperatures start off cooler with a minimum of 2°C (37°F) and an average of 10°C (50°F), peaking at a maximum of 19°C (66°F). This month sees about 82 mm (3.2 inches) of precipitation over approximately 10 days and maintains a high humidity level of 79%. In contrast, September offers a more moderate climate, with minimum temperatures at 9°C (48°F), an average of 17°C (62°F), and a maximum of 23°C (74°F). Precipitation is slightly lower at 81 mm (3.2 inches) over 8 days, with humidity at a comparable 80%. For a more detailed look at what to expect, check out Boothbay Harbor weather in September.
May and October offer distinct yet similar weather patterns, with both months experiencing mild temperatures. In May, the average temperature hovers around 10°C (50°F), while October sees a slight increase to 12°C (55°F). Both months share a maximum temperature of 19°C (66°F), but October tends to be wetter, receiving around 150 mm (5.9 in) of precipitation over 12 days compared to May's 82 mm (3.2 in) over 10 days. Humidity levels are relatively close, with May at 79% and October at 77%. For more detailed information about the weather in October, you can check out Boothbay Harbor weather in October.
May and November present quite different weather experiences. In May, temperatures typically range from a minimum of 2°C (37°F) to a maximum of 19°C (66°F), with an average of 10°C (50°F). This month sees about 82 mm (3.2 in) of precipitation over 10 days and a humidity level of 79%. In contrast, November features colder temperatures, ranging from a minimum of -10°C (14°F) to a maximum of 17°C (63°F), with an average of 6°C (44°F). The month also experiences higher precipitation at 122 mm (4.8 in) spread across 11 days, along with a slightly elevated humidity of 80%. For a more in-depth look at November weather, check out Boothbay Harbor weather in November.
May and December exhibit stark contrasts in weather patterns. In May, temperatures range from a minimum of 2°C (37°F) to a pleasant average of 10°C (50°F) and a maximum of 19°C (66°F), offering a refreshing spring climate. Precipitation is moderate, totaling 82 mm (3.2 in) over about 10 days, accompanied by a humidity level of 79%. In contrast, December experiences much colder temperatures, with a minimum of -16°C (3°F) and an average of just 1°C (35°F), reaching a maximum of 14°C (57°F). This winter month sees increased precipitation of 137 mm (5.4 in) spread over 11 days, along with a slightly higher humidity of 81%. For more specific insights into December weather, you can refer to Boothbay Harbor weather in December.
As May unfolds in Boothbay Harbor, the weather begins to shift, offering a refreshing contrast to the chill of the preceding months. With an average temperature around 10°C (50°F), the warmth of late spring starts to emerge, setting the stage for outdoor activities. While May sees a moderate level of precipitation with around 82 mm (3.2 in) spread across 10 days, this combined with a humidity of 79%, creates a lush and vibrant atmosphere that welcomes the blooming foliage. Unlike the colder winter months, May's weather brings a sense of renewal and anticipation for the summer ahead. For a deeper understanding of how these conditions fit into the broader yearly climate, check out Boothbay Harbor Climate.