Last updated: February 24, 2025
May in Mount Vernon presents a vibrant tapestry of weather, where temperatures can soar to a maximum of 33°C (91°F), averaging a comfortable 19°C (67°F), while dipping to a cool minimum of 5°C (42°F). Amidst this variation, the region experiences 104 mm (4.1 in) of precipitation over approximately 11 days, contributing to an overall humidity level of 78%. This blend of warmth and moisture cultivates a refreshing environment, making May a dynamic month for both nature and outdoor enthusiasts.
In May, Mount Vernon experiences a delightful transition into warmer weather, with temperatures reflecting a promising start to summer. The minimum temperature rises to a comfortable 5°C (42°F), while the average climbs to a pleasant 19°C (67°F), setting the stage for longer, sunnier days. With maximum temperatures peaking at 33°C (91°F), outdoor activities become increasingly enticing. Compared to the prior months, May's warmth marks a clear shift from the lingering chill of winter and the cooler spring days, inviting both residents and visitors to enjoy the blossoming landscapes and vibrant community events.
In May, Mount Vernon experiences a notable uptick in precipitation, with 104 mm (4.1 in) of rain spread over 11 days. This volume marks an increase from the previous months, reflecting the transitional nature of spring, where rainfall becomes more frequent as the region gears up for summer. Notably, May's precipitation is among the highest in the year, surpassed only by the wetter months of July and August. As the landscape blooms in response to this spring rain, it's clear that May serves as a pivotal month, bridging the cooler, wetter days of early spring with the warm, lush conditions that follow. This trend of increasing rainfall is indicative of a broader pattern as the warm season approaches, establishing an environment ripe for growth and vitality in Mount Vernon.
In Mount Vernon, the month of May marks a gradual decline in humidity, with levels dropping to 78% from the wetter months that precede it. This decrease is part of a larger trend observed throughout the spring, as humidity begins to ease from the year's peak in January at 84%. As the season progresses, the air becomes slightly crisper, allowing residents to enjoy the vibrant blooms of late spring with a touch more comfort. Following May, humidity levels will continue to fluctuate, dipping further in the hotter summer months of July and August, suggesting a burgeoning, yet not oppressive, warmth. Overall, this shift in humidity indicates a transition towards more enjoyable outdoor conditions as summer approaches.
As May arrives in Mount Vernon, the UV Index reaches a striking 10, categorizing the exposure as very high and reducing the burn time to just 15 minutes. This marks a continuation of a trend observed since April, indicating a significant increase in solar intensity as spring progresses into summer. The months leading up to May illustrate a gradual rise in UV exposure, with January’s moderate levels climbing steadily to an alarming peak. As you embrace outdoor activities this month, remember to protect your skin, as the sun's rays are becoming increasingly potent. For more information on the UV Index in this region, visit Mount Vernon UV Index.
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As spring transitions to summer, May shines particularly bright in Mount Vernon, boasting an impressive 319 hours of sunshine. This marks a notable increase from the previous months, with April's 289 hours providing a gentle lead-in. The month of May showcases a thriving leap towards the peak of yearly sunlight, setting the stage for June's record of 345 hours. Overall, the trend of increasing daylight hours not only enhances the beauty of Mount Vernon but also invites residents and visitors alike to embrace the outdoors. As the summer sun settles in, this charming city radiates warmth and vibrant energy, making each day feel longer and more alive.
In Mount Vernon, United States, the likelihood of sunny weather in May stands at 46%, suggesting a moderate chance for clear skies as spring transitions into summer. This figure is surprisingly consistent with the preceding months, such as January and April, which both hover around the same probability of sun. Interestingly, as the year progresses, the chances begin to fluctuate significantly, with March and July boasting higher sun probabilities of 51%, while the following months, notably August with just 37%, display a marked drop. Overall, while May offers a fair chance for pleasant weather, it is merely an extension of the variable conditions typical of early spring in the region.
As spring transitions into summer, May brings a delightful peak in daylight duration for Mount Vernon, United States, with 14 hours of sunlight illuminating the days. This increase is part of a gradual trend that begins in January with just 9 hours, steadily climbing each month. By April, daylight stretches to 13 hours, setting the stage for May’s bright arrival. Following May, the daylight hours remain steadfast at 14 for June and July, allowing residents to indulge in long, sun-filled days. However, as summer wanes, the gradual decline begins—by August, daylight reduces to 13 hours, and continues its descent through the fall months. Such rhythmic shifts in daylight not only enhance the seasonal ambiance but also influence the activities and lifestyles of those in Mount Vernon.
In May, Mount Vernon experiences a gentle average wind speed of 3.5 m/s (8 mph), marking a slight dip compared to the preceding months of April and the months leading into summer. This trend of gradual decline in wind speed continues through June and July, reaching as low as 3.3 m/s (7 mph) in July. Interestingly, May’s winds signal the easing of brisk breezes that characterize the early spring months, offering a serene atmosphere just before the summer heat sets in. As the year progresses into autumn, wind speeds begin to slightly rebound, hinting at a natural rhythm of seasonal change in this scenic locale. Overall, May serves as a transitional point, with winds softening, creating perfect conditions for enjoying the blooming landscapes of Mount Vernon.
The weather in Mount Vernon 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 Mount Vernon and find detailed weather information for every month.
When comparing the weather in May and January, it’s clear that the two months offer vastly different climates. May experiences much warmer temperatures, ranging from a minimum of 5°C (42°F) to a maximum of 33°C (91°F), with an average of 19°C (67°F). In contrast, January is significantly colder, with temperatures dropping as low as -16°C (3°F) and peaking at 20°C (69°F), yielding an average temperature of just 4°C (39°F). Precipitation levels are also different, with May receiving 104 mm (4.1 in) over 11 days, while January has less rainfall at 71 mm (2.8 in) over 9 days. Humidity in January is slightly higher at 84%, compared to May's 78%. For more detailed information on January weather, visit Mount Vernon weather in January.
May and February present strikingly different weather patterns. In May, temperatures range from a brisk 5°C (42°F) to a warm peak of 33°C (91°F), with an average of 19°C (67°F). This month also sees 104 mm of precipitation spread over 11 days and a humidity level of 78%. In contrast, February features much cooler temperatures, with a minimum of -11°C (12°F) and a maximum of 23°C (74°F), averaging only 6°C (43°F). The precipitation is slightly lower at 94 mm over the same number of rainy days, while humidity is a bit higher at 83%. For more detailed insights into February weather, check out Mount Vernon weather in February.
When comparing the weather in May and March, May generally presents milder and warmer conditions. The average temperature in May is a comfortable 19°C (67°F), climbing to a maximum of 33°C (91°F), while March has an average of only 9°C (48°F) and can reach a maximum of 28°C (83°F). Precipitation is somewhat higher in May, with 104 mm (4.1 in) falling over 11 days, compared to March's 91 mm (3.6 in) over 10 days. Interestingly, March also experiences lower humidity levels at 83% compared to May's 78%. For a detailed look at the conditions in March, you can check Mount Vernon weather in March.
May generally experiences warmer temperatures compared to April, with average daily highs reaching 19°C (67°F) and peaks of up to 33°C (91°F), while April averages around 14°C (58°F) and tops out at 30°C (87°F). Both months see similar levels of precipitation, with May receiving 104 mm (4.1 in) and April recording 88 mm (3.5 in), each experiencing rain on approximately 11 days. Humidity remains fairly high in both months, though May is slightly less humid at 78%, compared to April’s 81%. For a more detailed view of the April climate, you can check Mount Vernon weather in April.
May brings a pleasantly mild climate, with temperatures ranging from a cool 5°C (42°F) at night to a warm 33°C (91°F) during the day, averaging around 19°C (67°F). It experiences a fair amount of precipitation, totaling 104 mm (4.1 in) over 11 days, with humidity hovering around 78%. In contrast, June starts off warmer, with minimum temperatures at 12°C (54°F) and an average of 24°C (75°F), although the maximum remains the same at 33°C (91°F). June sees a slight increase in precipitation to 106 mm (4.2 in) across 12 rainy days, and the humidity remains similar at 79%. For more detailed information about June weather, you can visit Mount Vernon weather in June.
In May, temperatures range from a cool 5°C (42°F) at night to a warm 33°C (91°F) during the day, with an average of 19°C (67°F) and a relatively high humidity of 78%. The month also sees around 104 mm (4.1 in) of precipitation spread over 11 days. In contrast, July brings much warmer weather, with temperatures starting at a minimum of 15°C (60°F) and peaking at 37°C (98°F), averaging 27°C (81°F). Although July experiences slightly more rainfall, at 139 mm (5.5 in) over 13 days, it has lower humidity at 74%. For more specific insights into July conditions, check out Mount Vernon weather in July.
In May, temperatures range from a chilly 5°C (42°F) to a warm 33°C (91°F), with an average of 19°C (67°F), while August experiences milder minimums at 17°C (63°F) and a higher average of 26°C (79°F), peaking at 35°C (95°F). May sees a significant amount of rainfall, totaling 104 mm (4.1 in) over approximately 11 days, whereas August has even more precipitation at 149 mm (5.8 in) spread over 15 days. Humidity levels are slightly higher in May at 78%, compared to August’s 72%. For a more detailed look at August weather, you can refer to Mount Vernon weather in August.
May and September present a transition in weather patterns, with both months experiencing warm temperatures. In May, temperatures range from a minimum of 5°C (42°F) to a maximum of 33°C (91°F), with an average of 19°C (67°F). This month also sees higher humidity at 78% and approximately 104 mm (4.1 in) of precipitation spread over 11 days. In contrast, September offers slightly milder conditions with minimum temperatures at 11°C (51°F) and a comparable maximum high of 33°C (92°F), leading to an average temperature of 23°C (74°F). Precipitation is similar, at 100 mm (3.9 in) over 10 days, but with a lower humidity of 75%. For more details on the specifics of September's climate, you can check Mount Vernon weather in September.
May and October share similar temperature ranges, with May slightly warmer on average, reaching a maximum of 33°C (91°F) compared to October's 32°C (91°F). Both months experience a comparable amount of humidity, with October being slightly higher at 81% versus May's 78%. Precipitation levels are also close, with October receiving 117 mm (4.6 in) over 9 days, while May totals 104 mm (4.1 in) over 11 days. For a detailed look at October weather specifics in Mount Vernon, you can check Mount Vernon weather in October.
May and November showcase contrasting weather patterns. In May, temperatures range from a minimum of 5°C (42°F) to a maximum of 33°C (91°F), creating a warm climate with an average of 19°C (67°F). However, it also sees higher humidity at 78% and more precipitation, totaling 104 mm (4.1 in) over 11 days. In contrast, November presents cooler conditions, with temperatures dropping to a minimum of -4°C (24°F) and peaking at 25°C (77°F), averaging 10°C (50°F). This month experiences lower precipitation at 84 mm (3.3 in) over 8 days and a slightly higher humidity level of 85%. For more detailed insights, check out Mount Vernon weather in November.
May and December present contrasting weather conditions, showcasing the shift from spring warmth to the chill of winter. In May, temperatures range from a minimum of 5°C (42°F) to a maximum of 33°C (91°F), with an average of 19°C (67°F), creating a pleasant environment conducive to outdoor activities. Precipitation is relatively high in May, with 104 mm (4.1 in) over 11 days, and humidity levels hover around 78%.
In stark contrast, December experiences much colder temperatures, with a minimum of -9°C (16°F) and an average of 6°C (44°F), peaking at 21°C (69°F). The month sees slightly less precipitation at 97 mm (3.8 in) over 10 days, but humidity is higher at 84%, adding to the wintry atmosphere. For more detailed climate information, visit Mount Vernon weather in December.
As May unfolds in Mount Vernon, the weather marks a distinct transition from the cooler months, showcasing warmer temperatures and increased humidity. This month typically brings a comfortable average that invites outdoor activities, though it often contends with significant rainfall spread over several days. The lush greenery bursts to life thanks to the 104 mm of precipitation, setting the stage for a vibrant summer. Visitors and residents alike can relish the balance of warmth and refreshing rain, making May a unique blend of spring's charm and the anticipation of summer. For a deeper dive into the area's weather patterns, visit Mount Vernon Climate.