March Weather in Kennebunk, United States

Last updated: February 24, 2025

In March, Kennebunk, United States experiences a varied climate with a striking range in temperatures, from a minimum of -18°C (0°F) to a maximum of 20°C (68°F), while averaging around 2°C (35°F). This transitional month sees significant precipitation, accumulating 81 mm (3.2 in) over approximately 10 days, contributing to the overall humidity level reaching 82%. As winter gradually gives way to spring, the weather becomes dynamic, offering both chilly days and moments of warmth, making March a fascinating time to observe the shifting seasons in this coastal town.

March Temperature in Kennebunk

In March, Kennebunk emerges from the depths of winter, showcasing a significant transition in its temperatures. With minimums hovering around -18°C (0°F), the chill still lingers, but the average temperature begins to rise, reaching a comfortable 2°C (35°F). The maximum temperature sees a refreshing peak at 20°C (68°F), hinting at the promise of spring. This month reflects a steady warming trend compared to the frigid depths of January and February, inviting residents and visitors alike to embrace the thawing landscape and the burgeoning signs of life. As winter fades away, March serves as a beautiful bridge to the warmer days ahead.

March Weather in Kennebunk: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Kennebunk, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec282935455566727164544132
Data source: Temperature data for Kennebunk 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.

March Precipitation in Kennebunk

In March, Kennebunk experiences a notable precipitation level of 81 mm (3.2 in), consistent with the 90 mm (3.6 in) recorded in February. This month marks the continuation of a wet winter, with 10 days of rainfall, tying with February for the number of precipitation days. Interestingly, the rainfall begins to set the stage for the spring thaw, as the town transitions into April, which typically sees even higher precipitation levels. As the seasons change, March serves as a bridge, maintaining the moisture levels necessary for the blooming landscape that follows, reflecting a clear trend of steady hydration leading into a vibrant spring.

March Precipitation Trends in Kennebunk

The chart displays monthly precipitation patterns in Kennebunk, with values for each month alongside March's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec81908112271701206570128107125
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Kennebunk

In March, Kennebunk experiences a slight drop in humidity to 82%, continuing the gradual decrease that begins with the winter months. This reduction marks a transition into the spring season, as the humidity shifts from January's 86% and February's 84%. As warmer temperatures approach, the air begins to feel drier, paving the way for April's even lower average of 80%. This trend not only signifies the end of the damp chill of winter but also hints at the more moderate and comfortable humidity levels that spring and summer will bring—eventually reaching their lows of 66% in August. Thus, March serves as a pivotal month, bridging the high humidity of winter and the more temperate conditions of the coming seasons.

March Average Humidity in Kennebunk

This chart illustrates the average monthly humidity levels in Kennebunk, with March's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how March's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%82%80%72%72%67%66%71%79%84%81%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Kennebunk

As March unfolds in Kennebunk, the UV Index rises to 5, indicating a moderate level of sun exposure that necessitates some caution. This marks an increase from February's UV Index of 4, reflecting a gradual transition towards sunnier days as spring approaches. With a burn time of 30 minutes, it's essential to apply sunscreen, especially during midday hours. Following the trend, the UV Index will continue to climb as we enter April, reaching 7, which will shift the exposure category to high. This month serves as a reminder that while winter's low UV levels fade, the importance of sun protection becomes increasingly relevant. For a detailed look at monthly changes, visit Kennebunk UV Index to stay informed and safe in the sun.

Maximum UV Index Levels in Kennebunk for March

The chart shows the monthly maximum UV Index (UVI) for Kennebunk in March, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2457910987532
Data source: Kennebunk March 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.

March Sunshine in Kennebunk

As spring begins to unfurl in Kennebunk, March shines brightly with an impressive 256 hours of sunshine, marking a noticeable shift from the winter gloom. This month not only showcases a significant increase from February's 182 hours, but it also paves the way for an even sunnier April and May ahead. The steady upward trend in sunlight hours, peaking throughout the summer with July and August basking in 333 and 336 hours respectively, highlights the warmth and vibrancy of the region as it transitions from winter's chill. With each month, residents can feel the longer days refreshing their spirits, setting the stage for the lively outdoor activities that define the warmer seasons.

Monthly Sunshine Duration in Kennebunk: March Highlighted

The March sunshine duration represents the total number of hours Kennebunk experiences direct sunlight during the month of March, excluding cloudy or obstructed periods. This chart compares the sunshine duration of March with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec148h182h256h244h294h329h333h336h288h216h190h174h
Data source: Kennebunk March Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Kennebunk During March

In March, Kennebunk experiences a notable increase in the likelihood of sunny weather, boasting a 62% chance of sunshine, significantly higher than the preceding winter months. This seasonal transition marks a shift away from the overcast skies typical of January and February, which see only 41% and 37% sunny days, respectively. Interestingly, as we move into spring, the chances of sun begin to decline in April and May, each hovering around 37%. Overall, March stands out as a bright spot in the year, inviting residents and visitors alike to enjoy the refreshing warmth of early spring days.

Percentage of Sunny Days in March in Kennebunk

The chart illustrates the percentage of sunny days in Kennebunk throughout the year, with March 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 Kennebunk experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec41%37%62%37%37%39%29%32%43%37%55%33%
Data source: Kennebunk March chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Kennebunk in March

As March unfolds in Kennebunk, residents welcome a notable increase in daylight, basking in 11 hours of sunlight by the month's end. This gradual extension of daylight, which begins with only 9 hours in January, reflects the transition from winter's grasp to the promising warmth of spring. Each month brings an additional hour of daylight, culminating in a vibrant 13 hours by April. This trend not only brightens the days but also invigorates outdoor activities, marking a delightful shift towards longer, sunnier afternoons. As winter fades away, the lengthening days of March serve as a gentle reminder of the approaching season of growth and renewal.

Average Daylight Hours in Kennebunk for March

The chart illustrates the variation in daylight duration in Kennebunk throughout the year, with March highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 20m10h 30m11h 58m13h 27m14h 43m15h 21m15h13h 52m12h 26m10h 57m9h 39m8h 58m
Data source: Kennebunk daylight hours, calculated by summing the hours between sunrise and sunset for each day.

March Winds in Kennebunk

As March arrives in Kennebunk, a noticeable shift in the winds begins to unfold, with the average wind speed climbing to 4.2 m/s (9 mph). This marks a brief spike from the consistent 3.6 m/s (8 mph) that defined the earlier winter months, hinting at the transition into spring. Following March, the wind settles back to 3.6 m/s in April and gradually decreases into the warmer summer months, with July and August seeing the calmest breezes at 2.9 m/s (6 mph) and 2.8 m/s (6 mph), respectively. Overall, March stands out as a moment of invigorating change, ushering in a breath of fresh air that gently stirs the anticipation of springtime blooms.

Average March Wind Speed in Kennebunk

The chart displays monthly wind speed patterns in Kennebunk, with values for each month shown alongside March's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how March's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.63.64.2 m/s3.63.43.52.92.83.33.43.63.7
Data source: Kennebunk March wind data, generated using information from the Copernicus Climate Change Service.

How March Weather in Kennebunk Compares to Other Months

The weather in Kennebunk changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of March's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Kennebunk and find detailed weather information for every month.

March weather in Kennebunk is generally milder than January, with average temperatures rising from a minimum of -18°C (0°F) to an average of 2°C (35°F) and a maximum of 20°C (68°F). In contrast, January features colder temperatures, with an average minimum of -21°C (-6°F) and an average maximum of 16°C (61°F). Both months experience similar levels of precipitation, with March receiving 81 mm (3.2 in) over about 10 days and January slightly less at 80 mm (3.2 in) over 8 days. Humidity levels in January are also slightly higher at 86%, compared to March’s 82%. For more specific details about January weather, you can visit Kennebunk weather in January.

In comparing the weather between February and March, both months experience similar temperature extremes, with minimums dropping to -18°C (0°F) and maximums reaching 20°C (68°F). However, March tends to be warmer on average at 2°C (35°F) compared to February's average of -2°C (29°F). Precipitation levels are slightly lower in March at 81 mm (3.2 in) than in February, which records 90 mm (3.6 in), although both months see rainfall on about 10 days. Humidity remains relatively high in both months, with March at 82% and February at 84%. For a detailed comparison, you can refer to Kennebunk weather in February.

March and April weather show a distinct transition as spring unfolds. In March, temperatures range from a chilly minimum of -18°C (0°F) to a maximum of 20°C (68°F), with an average of 2°C (35°F). The month experiences 81 mm (3.2 in) of precipitation over about 10 days, combined with relatively high humidity at 82%. In contrast, April warms up, with minimum temperatures rising to -4°C (26°F) and maximums climbing to 29°C (84°F), leading to a higher average of 7°C (46°F). April sees increased precipitation at 122 mm (4.8 in) over 12 days, while humidity slightly decreases to 80%. For a closer look at April's weather, you can check out Kennebunk weather in April.

March weather in Kennebunk is characterized by much colder temperatures, with a minimum of -18°C (0°F) and an average of just 2°C (35°F). In contrast, May sees a significant warming trend, boasting a minimum temperature of 2°C (35°F) and an average of 13°C (56°F), with highs reaching up to 33°C (92°F). While March experiences 81 mm (3.2 in) of precipitation over 10 days, May is a bit drier with 71 mm (2.8 in) of rain over 9 days. The humidity is also higher in March at 82%, compared to May's 72%, making March feel more uncomfortable despite the lower temperatures. For more details about May weather in Kennebunk, visit Kennebunk weather in May.

March weather in Kennebunk is characterized by a wide range of temperatures, with a minimum of -18°C (0°F) and an average of 2°C (35°F), peaking at a comfortable 20°C (68°F). The month sees about 81 mm (3.2 in) of precipitation spread over 10 days, accompanied by high humidity levels at 82%. In contrast, June brings a significant rise in temperatures, with a minimum of 5°C (41°F), an average of 19°C (66°F), and maximums reaching 35°C (95°F). Precipitation in June is slightly lower at 70 mm (2.8 in), occurring over 9 days, and humidity decreases to 72%. For a closer look at what to expect, check out Kennebunk weather in June.

March and July present starkly contrasting weather conditions. In March, temperatures can dip as low as -18°C (0°F) with an average of around 2°C (35°F), making it the tail end of winter, while July sees much warmer temperatures ranging from a minimum of 13°C (56°F) to a maximum of 34°C (93°F), signaling the peak of summer. Precipitation is relatively comparable, with March receiving 81 mm (3.2 in) over about 10 days and July totaling 120 mm (4.7 in) over 11 days, though July experiences lower humidity at 67% compared to March's 82%. For a detailed look at July's weather, you can visit Kennebunk weather in July.

March and August present significantly different weather patterns. In March, temperatures can drop as low as -18°C (0°F) with an average of 2°C (35°F) and a maximum reaching 20°C (68°F). This month is characterized by higher humidity at 82% and a total precipitation of 81 mm (3.2 in) over about 10 days. In contrast, August enjoys milder conditions with temperatures ranging from a minimum of 11°C (52°F) to an average of 22°C (72°F) and a peak of 33°C (92°F). The summer month experiences lower humidity at 66% and less precipitation, totaling 65 mm (2.5 in) spread over 9 days. For more insights on August weather specifics, you can check Kennebunk weather in August.

March and September exhibit stark differences in weather patterns. In March, temperatures can range from a chilling minimum of -18°C (0°F) to a pleasant maximum of 20°C (68°F), with an average of 2°C (35°F). The month typically sees about 81 mm (3.2 in) of precipitation over approximately 10 days, coupled with high humidity levels around 82%. In contrast, September offers a much milder climate, with temperatures ranging from a minimum of 5°C (41°F) to a warm maximum of 32°C (90°F) and an average of 18°C (65°F). This month enjoys lower precipitation levels of 70 mm (2.8 in) over about 7 days, along with reduced humidity at 71%. For more detailed insights, you can check Kennebunk weather in September.

March and October present striking differences in weather conditions. In March, temperatures can plunge to a minimum of -18°C (0°F), with an average of 2°C (35°F) and a maximum reaching 20°C (68°F). The month experiences considerable precipitation of 81 mm (3.2 in) over approximately 10 days, coupled with high humidity levels at 82%. In contrast, October showcases milder temperatures, ranging from a minimum of 0°C (32°F) to a pleasant average of 12°C (54°F) and a maximum of 28°C (82°F). This month sees increased rainfall at 128 mm (5.0 in) over 11 days and slightly lower humidity at 78%. For more details on October weather, you can visit Kennebunk weather in October.

March and November present contrasting yet similar weather patterns. In March, temperatures range from a minimum of -18°C (0°F) to a maximum of 20°C (68°F), with an average temperature of 2°C (35°F). Precipitation is recorded at 81 mm (3.2 in) over 10 days, and humidity sits at 82%. Conversely, November features slightly milder temperatures, reaching a minimum of -12°C (11°F) and a maximum of 23°C (73°F), with an average of 5°C (42°F). The month is wetter, with 107 mm (4.2 in) of precipitation over the same 10-day span, accompanied by a marginally higher humidity of 84%. Both months share a similar number of rainy days, yet November's overall warmth and increased precipitation create a more saturated environment. For more details, check out Kennebunk weather in November.

In March, temperatures typically range from a minimum of -18°C (0°F) to a maximum of 20°C (68°F), with an average of around 2°C (35°F). The month sees about 81 mm (3.2 in) of precipitation over approximately 10 days and maintains a humidity level of 82%. In contrast, December experiences slightly colder temperatures, with minimums dropping to -20°C (-4°F) and maximums reaching only 15°C (59°F), resulting in an average temperature of 0°C (33°F). December is also wetter, with 125 mm (4.9 in) of precipitation, maintaining a similarHumidity of 81% and 10 days of precipitation. For more about December weather in Kennebunk, visit Kennebunk weather in December.

Compare Kennebunk's Climate with Cities Worldwide

Conclusion: What to Expect From March Weather in Kennebunk

As winter gradually gives way to spring, March in Kennebunk offers a unique blend of lingering chill and emerging warmth. With temperatures oscillating significantly, residents can feel the brisk embrace of winter while also catching glimpses of milder days ahead. This transitional month sees an increase in precipitation, contributing to the region’s lush landscape, even as the humidity remains a constant presence. Unlike the deep freeze of January and February, March invites a refreshing change, hinting at the vibrant growth that spring will soon bring. For a deeper look at how March compares to other months, visit Kennebunk Climate.