Last updated: February 24, 2025
In July, Mount Vernon basks in the heat, with maximum temperatures soaring to an impressive 38°C (102°F), while the average remains a warm 27°C (81°F). The nights bring some relief with minimum temperatures dropping to 16°C (61°F). This month also sees significant rainfall, totaling 132 mm (5.2 in) over 12 days, contributing to a humid atmosphere with levels around 74%. Despite the occasional showers, July offers a vibrant summer experience marked by warmth and lush greenery.
In July, temperatures in Mount Vernon reach their peak, showcasing the full vibrancy of summer. With a minimum of 16°C (61°F) and an average steady at 27°C (81°F), the month offers a warm embrace that entices both locals and visitors outdoors. The max temperature can soar to a sizzling 38°C (102°F), creating ideal conditions for those seeking adventure or relaxation under the sun. This pattern of rising temperatures in July highlights a significant transition from the cooler early months, marking a striking shift that underscores the region's warm climate during the summer season. The trend of increasing warmth not only enhances outdoor activities but also invites a sense of community spirit throughout the month.
In July, Mount Vernon experiences one of its wettest months, with precipitation reaching 132 mm (5.2 in) over 12 days of rain. This pattern marks a significant uptick from June's 107 mm, solidifying July's reputation as a peak precipitation month in the region. The consistent increase from earlier months, especially from May (121 mm) and June, points to a trend of heightened summer rainfall. As the summer progresses into August, where the total climbs to 146 mm (5.7 in), the region continues to embrace the lush greenery fostered by these abundant rainfalls. Thus, July stands out not only for its precipitation levels but also as part of a broader narrative of the Pacific Northwest's vibrant, rain-soaked summer season.
In July, Mount Vernon experiences a noticeable dip in humidity, averaging 74%, which is one of the lowest levels of the year. This decline marks a shift from the higher humidity levels typical of the earlier months. From January to June, humidity looms between 78% and 84%, creating a humid atmosphere that can feel stifling. However, as summer progresses into August with 72% humidity, it’s evident that the mid-summer months bring slightly drier air, contributing to more comfortable conditions. This trend of decreasing humidity throughout the peak of summer reflects a transition that residents can appreciate, offering a brief respite before the humidity rises again in the fall.
July in Mount Vernon, United States, experiences peak sunshine intensity with a UV Index of 10, classified as very high. This consistency from June suggests a trend of intense solar exposure during the summer months, with a burn time of just 15 minutes for unprotected skin. Following the high readings in May and June, July maintains these extreme levels, urging residents and visitors alike to take precautions against sunburns. As temperatures rise, awareness of the UV Index becomes essential to ensure safe outdoor enjoyment. To learn more about UV trends throughout the year, visit Mount Vernon UV Index.
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In Mount Vernon, July shines as the sunniest month of the year, basking in 357 hours of glorious sunshine. This peak illuminates a distinct trend—each month from January to June witnesses a steady increase in sunlight, culminating in the vibrant summer days of July. Following this zenith, August still enjoys a robust 321 hours, but as summer fades, sunlight gradually diminishes into the fall months. Interestingly, while the days shorten, the warmth lingers, reflected in the relatively high hours of sunshine in both September and October. This gradual decline highlights the town's transition from vivid summer to the golden hues of autumn, offering residents a satisfying blend of light and warmth throughout the year.
In Mount Vernon, the month of July offers a 49% chance of sunny weather, placing it in line with the more temperate months like April and January, but slightly below the peak of sunniness often experienced in September at 55%. This trend suggests that while July enjoys a fair share of sunshine, it can also be influenced by summer cloud cover, making it a time for both bright days and potential showers. Notably, the likelihood of sunshine diminishes in August to 35%, hinting at a gradual shift toward the cloudier side as summer winds down. Overall, July remains a favorable choice for outdoor activities, balancing sun and shade, and setting the stage for a pleasant summer experience.
In Mount Vernon, July enjoys a splendid 14 hours of daylight, maintaining the sunny allure established in June. This peak in daylight hours represents the height of summer, allowing residents and visitors alike to relish in extended evenings filled with outdoor activities. As the calendar shifts towards August, daylight begins to wane slightly, hinting at the gradual transition into the cooler months. Overall, the trend illustrates a steady increase in daylight from the depths of winter in January, where the sun graces the sky for only 9 hours, rising to the zenith of summer bliss before gently receding in the autumn.
In July, Mount Vernon experiences its calmest winds of the year, with an average wind speed of 2.3 m/s (5 mph), marking a noticeable decline from the breezier spring months. This trend of decreasing wind intensity continues from June, where the average was 2.5 m/s (6 mph), and is contrasted by the steadier winds seen earlier in the year, particularly in January through April, when speeds averaged around 3.2 m/s (7 mph). As summer deepens and the warmth settles in, the lighter July breezes give way to even more tranquil conditions in August, making it a peaceful time to enjoy the outdoors. The overall pattern highlights a gentle transition into the quieter late summer months, where the winds tend to whisper rather than roar.
The weather in Mount Vernon changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of July'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.
The weather in July is typically warm and humid, with average temperatures around 27°C (81°F) and highs reaching up to 38°C (102°F). In contrast, January brings cold temperatures, with averages around 3°C (38°F) and lows plummeting to -14°C (7°F). While July sees significant rainfall of 132 mm (5.2 in) over 12 days, January is much drier, with only 61 mm (2.4 in) of precipitation across 7 days. Interestingly, January has a higher humidity level at 84%, compared to July's 74%. For a closer look at the conditions you can expect, check out Mount Vernon weather in January.
July and February exhibit stark contrasts in weather conditions. While July boasts a warm average temperature of 27°C (81°F) with highs reaching up to 38°C (102°F), February experiences a much chillier average of 5°C (42°F), with minimum temperatures dropping to -14°C (7°F). Additionally, July sees higher precipitation levels at 132 mm over 12 days, combined with a humidity level of 74%. In contrast, February has lower precipitation at 96 mm over 11 days, but slightly higher humidity at 83%. For more information on February weather, you can check Mount Vernon weather in February.
The weather in July is significantly warmer than in March, with an average temperature of 27°C (81°F) compared to March's cooler average of 8°C (47°F). While July can reach scorching highs of 38°C (102°F), March's maximum temperature is considerably milder at 29°C (84°F). Precipitation is more frequent in July, occurring on 12 days with a total of 132 mm (5.2 in), while March experiences slightly less rain over 9 days, totaling 82 mm (3.2 in). Additionally, humidity levels are quite high in both months, with July at 74% and March slightly higher at 83%. For a more detailed look at March weather, you can visit Mount Vernon weather in March.
When comparing the weather in July and April, we see a stark contrast in temperature and humidity levels. July boasts a much warmer average temperature of 27°C (81°F), with maximums reaching up to 38°C (102°F), while April's average temperature is significantly cooler at 14°C (58°F) and can peak at 33°C (92°F). Although April has a lower total precipitation of 102 mm (4.0 in) over 11 days compared to July's 132 mm (5.2 in) over 12 days, it experiences slightly higher humidity at 81% compared to July's 74%. This difference contributes to the overall feel of each month, making July hot and rather humid whereas April is cooler and more comfortable. For more detailed insights on April weather, you can check Mount Vernon weather in April.
When comparing the weather in July and May, notable differences emerge. July tends to be much warmer, with average temperatures soaring to 27°C (81°F) and peak highs reaching up to 38°C (102°F). In contrast, May starts with cooler temperatures, featuring a minimum of 3°C (37°F) and an average of 19°C (67°F) with a maximum of 35°C (95°F). Precipitation levels are fairly similar, as both months receive about 120 mm of rainfall over approximately 12 days, but July sees slightly more rain at 132 mm. Additionally, July's humidity averages around 74%, slightly lower than May's 78%. For more detailed weather insights, check out Mount Vernon weather in May.
In comparing the weather of June and July, July tends to be significantly warmer, with average temperatures reaching 27°C (81°F) compared to June’s average of 24°C (76°F). July also sees higher maximum temperatures, peaking at 38°C (102°F) versus June's maximum of 37°C (98°F). However, June has a cooler minimum temperature of 9°C (49°F), while July's minimum is noticeably higher at 16°C (61°F). Although July experiences slightly more precipitation, with 132 mm (5.2 in) over 12 days, June has a total of 107 mm (4.2 in) across 13 days, making it a wetter month overall. Humidity levels are also high in both months, with July at 74% and June slightly higher at 79%. For further details, you can check the Mount Vernon weather in June.
In comparing the weather between July and August, July tends to be slightly warmer, with an average temperature of 27°C (81°F) compared to August's cooler average of 25°C (78°F). Both months experience high temperatures, with July reaching a maximum of 38°C (102°F) while August peaks at 37°C (99°F). Precipitation is a bit higher in August, totaling 146 mm (5.7 in) over 15 days, compared to July’s 132 mm (5.2 in) over 12 days. Humidity levels remain relatively similar, with July at 74% and August slightly lower at 72%. For more detailed information, you can explore Mount Vernon weather in August.
The weather in July is typically warmer than in September, with average temperatures reaching 27°C (81°F) compared to September's 22°C (73°F). July experiences higher maximum temperatures as well, peaking at 38°C (102°F), while September's maximum is slightly lower at 37°C (99°F). Precipitation in July is more abundant, totaling 132 mm (5.2 in) over 12 days, whereas September sees less rainfall at 93 mm (3.7 in) across 11 days. Interestingly, humidity levels remain relatively similar, with July at 74% and September slightly higher at 75%. For a detailed look at September's weather, you can check Mount Vernon weather in September.
In comparing the weather of July and October, it's evident that July is significantly warmer, with average temperatures peaking at 27°C (81°F) and maximums reaching as high as 38°C (102°F). In contrast, October offers a cooler climate, averaging 17°C (63°F) with a maximum temperature of 36°C (97°F). Both months experience considerable humidity, but October's 81% surpasses July's 74%. Additionally, while July sees more rainfall at 132 mm (5.2 in) over 12 days, October has slightly less precipitation at 105 mm (4.2 in) across 9 days. For more detailed weather insights, check out Mount Vernon weather in October.
July and November present stark contrasts in weather conditions. In July, temperatures can soar to a maximum of 38°C (102°F), with an average of 27°C (81°F), creating a hot and humid atmosphere characterized by 74% humidity and 132 mm of precipitation over approximately 12 days. In contrast, November experiences much cooler temperatures, with a maximum of only 26°C (78°F) and an average of 9°C (48°F), alongside a significant drop in precipitation to 77 mm over about 7 days. The humidity also rises to 85%, contributing to the crisp, chilly air typical of late autumn. For more details, you can check Mount Vernon weather in November.
The weather in July contrasts sharply with that of December, showcasing the seasonal extremes. July boasts a warm average temperature of 27°C (81°F), with maximums reaching up to 38°C (102°F), alongside a humid atmosphere at 74%. This month experiences a total precipitation of 132 mm (5.2 in) over approximately 12 days, making it a notably wet and warm time of year. On the other hand, December presents a starkly different climate, with an average temperature of just 5°C (42°F), and minimum temperatures plummeting to -10°C (14°F). Despite having lower total precipitation at 89 mm (3.5 in) over 9 days, humidity is higher at 84%, adding to the chilly feeling. For more insights on winter conditions, you can visit Mount Vernon weather in December.
As July rolls in at Mount Vernon, it brings a distinct shift in weather patterns, characterized by higher temperatures and increased humidity compared to other months. With maximum daytime heat often soaring, July can feel particularly sultry as the average temperature hovers comfortably in the warmer range. Alongside the warmth, the month experiences notable rainfall, with precipitation measured across several days, contributing to the lush, green scenery. This blend of heat and humidity makes July a vibrant yet challenging month for outdoor enthusiasts. For more details on what to expect year-round in Mount Vernon, check out Mount Vernon Climate.