Last updated: February 24, 2025
In October, Mount Vernon, United States experiences a dynamic climate characterized by a maximum temperature reaching 36°C (97°F) and an average of 17°C (63°F), providing a warm atmosphere. The month also sees a notable minimum temperature of 2°C (36°F), highlighting the transition into cooler weather. Rainfall is a key feature this month, with a total of 105 mm (4.2 in) of precipitation spread over 9 days, contributing to the region's 81% humidity. This blend of warmth and moisture creates a vibrant autumnal setting, making October a unique and captivating time in Mount Vernon.
In October, Mount Vernon experiences a delightful transition into autumn, characterized by minimum temperatures around 2°C (36°F) and a pleasant average of 17°C (63°F). Daytime can reach as high as 36°C (97°F), showcasing a warm farewell to summer. This month marks a noticeable drop in temperature from the preceding months, as October’s average is nearly 5°C cooler than September’s, reflecting the shift toward winter. As the leaves change color and crisp air sets in, residents and visitors can enjoy a gentle blend of warmth during the day and cooler nights, making it the perfect time to engage in outdoor activities amidst vibrant fall scenery.
October brings a remarkable transition in Mount Vernon's weather patterns, with precipitation averaging 105 mm (4.2 in) over just 9 days. This marks a notable increase from the drier summer months and reflects the onset of fall rains that support the region’s lush landscapes. The consistent rainfall during October aligns with the patterns observed in previous months, where rainfall peaks in the late summer and autumn, with August recording the highest at 146 mm (5.7 in) over 15 days. As the year progresses, precipitation levels gradually decrease, hinting at the dryer winter months ahead. This seasonal shift not only enhances the area's vibrant autumn foliage but also serves as a reminder of the cyclical nature of Mount Vernon's climate.
In October, Mount Vernon experiences a notable shift in humidity, averaging 81%, which marks a slight increase from the drier summer months of July and August, where humidity levels dipped to 74% and 72%, respectively. This upward trend is consistent with the transition into the fall season, as humidity levels typically rise again after the more comfortable summer months. Interestingly, October's humidity aligns closely with the readings from April, indicating a seasonal pattern where spring and autumn exhibit similar moisture levels. As the month progresses, residents can expect a refreshing atmosphere, paving the way for the more humid months of late fall, particularly November, which sees an increase to 85%.
As October rolls in, Mount Vernon experiences a notable shift in its UV Index, measuring at 7 and categorized as high. This trend reflects a gradual decrease from the peak UV levels seen during the summer months, where the index reached a maximum of 10. With a burn time of just 25 minutes, October still calls for caution during outdoor activities, though it allows for a bit more time in the sun compared to the hotter summer days. As the region moves towards winter, the UV exposure begins to taper off, with November's index dropping to 5. Understanding these variations is crucial for maintaining skin health throughout the year. For more details, check out the Mount Vernon UV Index.
UV Risk Categories
October in Mount Vernon shines with 249 hours of sunlight, perfectly nestled among the tail end of summer's bounty and the crisp embrace of autumn. This month reflects a gradual decline from the sunniest peak of July, which boasts 357 hours of glorious rays. As the days grow shorter, October still holds onto a substantial amount of brightness, surpassing the cloudier months of November (226 hours) and December (190 hours). This gentle descent in sunlight hours signifies the transition into the season of vibrant fall foliage, where each sunlit day becomes a treasured highlight in the ever-changing tapestry of nature. Embrace this rich golden glow before the winter settles in!
In October, Mount Vernon experiences a 41% chance of sunny weather, positioning it among the more favorable months for sunshine in the region. This figure reflects a subtle dip from the high of 55% in September, yet it remains stable compared to other months like January and February, which see significantly lower chances of sun at 46% and 29%, respectively. As the year progresses into the colder months, the trend shifts upward in November, offering a surprisingly higher 58% chance of sunshine. Overall, October presents a moderate opportunity to enjoy the sun before the winter chill sets in, making it a pleasant time for outdoor activities.
As October rolls into Mount Vernon, the days begin to shorten, with an average daylight duration of 11 hours. This marks a subtle decline from the longer late summer days, as the area transitions from the peak sunshine of 14 hours experienced during June and July. While October still enjoys a decent amount of daylight, it's a gentle reminder that winter is on the horizon. Following the vibrant colors of fall, the daylight hours gradually taper off, setting the stage for the cozy indoor months ahead. The rhythm of the seasons becomes palpable, inviting both reflection and appreciation for the shifting patterns of light and dark.
As October settles over Mount Vernon, the wind begins to whisper its farewell to summer, with an average speed of 2.7 m/s (6 mph). This slight uptick from September’s 2.5 m/s reflects the transition into autumn, where the breezes become crisper and more invigorating. Throughout the year, Mount Vernon experiences a gradual decline in wind speed, with the summer months showcasing the calmest conditions, reaching a low of 1.9 m/s (4 mph) in August. However, as autumn progresses, wind speeds start to stabilize, hovering around 2.9 m/s in January and November. The rhythmic shift in wind patterns not only marks the season's change but also invites residents and visitors to embrace the refreshing spells of October air.
The weather in Mount Vernon changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of October'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.
October and January present contrasting weather patterns, showcasing the transition from a mild autumn to the depths of winter. In October, temperatures range from a minimum of 2°C (36°F) to a warm average of 17°C (63°F), and can soar to a maximum of 36°C (97°F), accompanied by significant humidity at 81% and 105 mm of precipitation over 9 days. In contrast, January is much colder, with a minimum temperature plunging to -14°C (7°F) and an average of just 3°C (38°F), while the maximum reaches a more moderate 22°C (71°F). January also has less precipitation at 61 mm over 7 days and slightly higher humidity at 84%. For those interested in specific January conditions, you can find more details in this link: Mount Vernon weather in January.
October and February present contrasting weather patterns. In October, temperatures can range from a chilly 2°C (36°F) at night to a warm 36°C (97°F) during the day, resulting in an average of 17°C (63°F). This month experiences a significant amount of precipitation, with 105 mm (4.2 in) falling over approximately 9 days, and humidity levels at 81%. In stark contrast, February brings colder conditions, with nighttime lows plunging to -14°C (7°F) and daytime highs reaching only up to 27°C (81°F), averaging around 5°C (42°F). This month sees slightly less precipitation at 96 mm (3.8 in) over 11 days, and humidity is a bit higher at 83%. For more detailed insights, you can check Mount Vernon weather in February.
October and March present contrasting weather patterns. In October, temperatures range from a minimum of 2°C (36°F) to a maximum of 36°C (97°F), with an average of 17°C (63°F), while March experiences cooler conditions, with temperatures spanning from a low of -6°C (22°F) to a high of 29°C (84°F), averaging 8°C (47°F). Precipitation is slightly higher in October at 105 mm (4.2 in) compared to March's 82 mm (3.2 in), though both months see rainfall on about 9 days. Humidity levels are similar, with October at 81% and March at 83%. For more detailed weather information, check Mount Vernon weather in March.
When comparing the weather in October and April, it's clear that both months exhibit similar humidity levels, hovering around 81%. However, October tends to have a warmer average temperature of 17°C (63°F) compared to April’s cooler average of 14°C (58°F). Additionally, while October's maximum temperatures can reach a scorching 36°C (97°F), April's highs are slightly milder at 33°C (92°F). Precipitation levels are quite comparable, with October receiving 105 mm (4.2 in) over about 9 days and April seeing slightly less at 102 mm (4.0 in) over 11 days. For a more detailed look at April weather, you can check out Mount Vernon weather in April.
When comparing the weather in October and May, we find some notable differences in both temperature and precipitation. October shows a wider temperature range, with a minimum of 2°C (36°F) and a maximum reaching 36°C (97°F), while May has a slightly higher average temperature, peaking at 35°C (95°F) but only slightly colder at a minimum of 3°C (37°F). Precipitation levels are also comparable, with October totaling 105 mm (4.2 in) over 9 days and May having slightly more at 121 mm (4.8 in) over 12 days. Additionally, October tends to be more humid, with a humidity level of 81%, compared to May's 78%. For more detailed insights, check out this link: Mount Vernon weather in May.
Comparing the weather in October and June reveals distinct differences in temperature and precipitation patterns. In October, the temperature ranges from a cool minimum of 2°C (36°F) to an average of 17°C (63°F), with a maximum reaching up to 36°C (97°F). In contrast, June starts with a higher minimum temperature of 9°C (49°F) and boasts a warmer average of 24°C (76°F), peaking at a maximum of 37°C (98°F). Both months experience similar levels of precipitation, roughly 105 mm (4.2 in) in October and 107 mm (4.2 in) in June, though October has slightly fewer days of rain at 9 compared to June's 13 days. Humidity levels remain fairly consistent, with October at 81% and June slightly lower at 79%. For more details on June weather specifics, check out Mount Vernon weather in June.
When comparing the weather in October to that of July, it’s clear that July tends to be warmer and more humid. In October, the minimum temperature can drop to as low as 2°C (36°F) with an average of 17°C (63°F), whereas July boasts a higher average temperature of 27°C (81°F) and rarely dips below 16°C (61°F). Additionally, July experiences slightly more precipitation at 132 mm (5.2 in) over 12 days, compared to October's 105 mm (4.2 in) over 9 days. The humidity in October is higher at 81%, compared to July's 74%, contributing to a different feel in the air. For more detailed insights, you can check Mount Vernon weather in July.
October and August present markedly different weather conditions. In October, temperatures range from a chilly minimum of 2°C (36°F) to a warm maximum of 36°C (97°F), with an average of 17°C (63°F). Conversely, August offers a milder low of 15°C (59°F) and a higher average of 25°C (78°F), peaking at 37°C (99°F). Additionally, October experiences about 105 mm (4.2 in) of precipitation over 9 days, while August sees increased rainfall of 146 mm (5.7 in) on 15 days. The humidity in October is notably higher at 81%, compared to August’s 72%. For more details, check out Mount Vernon weather in August.
In October, the weather in Mount Vernon sees a noticeable shift compared to September. The average temperature drops from 22°C (73°F) in September to 17°C (63°F) in October, with minimum temperatures falling to 2°C (36°F). While the maximum temperature in both months is fairly similar, with October reaching up to 36°C (97°F) compared to September's peak of 37°C (99°F), October experiences slightly more precipitation at 105 mm (4.2 in) over 9 days, compared to September's 93 mm (3.7 in) over 11 days. Additionally, humidity levels rise from 75% in September to 81% in October, making the air feel a bit more humid as the month progresses. For more detailed insights on September's weather, visit Mount Vernon weather in September.
October generally features warmer temperatures, with an average of 17°C (63°F) and maximum highs reaching up to 36°C (97°F). It is also marked by higher precipitation levels of 105 mm (4.2 in) over approximately 9 days, along with high humidity at 81%. In contrast, November sees a significant drop in temperatures, averaging 9°C (48°F) with a minimum reaching -5°C (23°F). The month experiences less rainfall, totaling 77 mm (3.0 in) over about 7 days, while humidity remains slightly higher at 85%. For a more detailed look at how November unfolds in this region, you can check out Mount Vernon weather in November.
October and December present quite contrasting weather patterns. In October, temperatures can range from a chilly 2°C (36°F) at night to a warm 36°C (97°F) during the day, with an average temperature of 17°C (63°F). The month experiences a significant amount of precipitation, with about 105 mm (4.2 in) falling over 9 days and humidity levels at 81%. In stark comparison, December sees much colder temperatures, with nighttime lows dipping to -10°C (14°F) and daytime highs averaging around 5°C (42°F), peaking at 20°C (69°F). Although December has slightly less precipitation at 89 mm (3.5 in) over the same number of rainy days, it has a higher humidity level of 84%. For a closer look at what to expect during this month, check out Mount Vernon weather in December.
As October unfolds in Mount Vernon, the weather takes on a notable shift, showcasing a blend of refreshing coolness and occasional warmth. While the overall average temperature is mild, it can spike significantly on warmer days, contrasting beautifully with the crisp, cool nights. With about nine days of precipitation, the month introduces a layer of humidity, reaching around 81%, which enhances the vibrant colors of fall foliage. This transition from summer's heat to autumn's chill provides a unique experience, making October a captivating time in Mount Vernon. For more detailed insights, explore the Mount Vernon Climate.