Last updated: February 24, 2025
In July, Saint Helens, United States experiences a delightful mix of summer warmth and refreshing humidity. The maximum temperature can soar up to 37°C (99°F), while the average temperature hovers around a comfortable 20°C (68°F). For those seeking cooler moments, the minimum temperature dips to 8°C (46°F). This month witnesses minimal rainfall, with only 9 mm (0.3 in) of precipitation spread across just 2 days, allowing for ample sunshine and outdoor activities. Despite the warmth, humidity remains relatively high at 82%, adding a touch of freshness to the vibrant summer atmosphere.
In Saint Helens, United States, July brings a delightful warmth that peaks with maximum temperatures reaching around 37°C (99°F), making it one of the hottest months of the year. The average temperature sits comfortably at 20°C (68°F), providing ample opportunity for outdoor activities under sunny skies. Nighttime offers a mild relief, with temperatures rarely dipping below 8°C (46°F). This trend of increasing warmth begins in spring and reaches its zenith in July, following June's significant rise where the max temperatures can spike dramatically. As summer progresses, August continues this heat wave, but with a slight decrease in maximum temperatures, highlighting July's status as the month to soak up the sun in this picturesque region.
In July, Saint Helens experiences a significant drop in precipitation, averaging only 9 mm (0.3 in) over just 2 days. This stark contrast to the wetter months at the beginning and end of the year highlights a distinct seasonal shift. With summer's arrival, the region enjoys drier conditions, allowing for a brief respite from the rain that characterizes much of the other months. As the warmth of July sets in, residents and visitors alike can savor outdoor activities, with clear skies and lower humidity becoming the norm. This pattern of declining rainfall is consistent with the general trend toward drier summers in the region, indicating a noticeable seasonal rhythm in Saint Helens’ climate.
In July, Saint Helens experiences a slight dip in humidity, measuring at 82%. This marks a continuation of the trend seen throughout the summer months, where humidity levels gradually decrease from the spring highs, which lingered around 83% from April through June. As the year progresses, humidity levels will continue their downward trajectory, with August recording a notably lower 74%. This pattern signifies a transition from the dampness typically associated with winter and early spring into the more comfortable, drier conditions of late summer and early fall. Overall, July stands out as a pivotal month that bridges the lush humidity of the earlier seasons with the more arid atmosphere that follows.
In July, the UV Index in Saint Helens reaches a peak of 10, maintaining the very high exposure category established in June. This trend signifies that residents and visitors should exercise caution, as the burn time is reduced to a swift 15 minutes. Compared to earlier months, where the UV Index escalates from a low category in January to a substantial high in April, it's clear that summer brings heightened solar intensity. Following July, the UV Index slightly decreases to 8 in August, but remains in the very high category. This period serves as a reminder to prioritize skin protection strategies to enjoy the sunshine safely. For more detailed information, visit Saint Helens UV Index.
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July shines brightly in Saint Helens, United States, boasting an impressive 374 hours of sunshine—the pinnacle of the year. This month reflects a remarkable upward trend in sunlight, starting from a modest 88 hours in January and gradually rising with each passing month. By the time June arrives, residents enjoy 318 hours of sun, setting the stage for July's glorious warmth. As August follows, sunshine begins to taper off to 335 hours, hinting at the seasonal shift. Overall, this progression highlights the region's vibrant summer, where July stands out as a beacon of brightness, inviting outdoor activities and community gatherings.
In Saint Helens, United States, July stands out as one of the sunniest months of the year, boasting a 73% chance of sunny weather. This notable increase follows a steady rise from the chillier months, with the probability of sun jumping from a mere 15% in January to a more promising 61% in June. The trend suggests that summer truly brings a welcome embrace of sunshine, making July an ideal time for outdoor activities. As the month unfolds, residents and visitors can look forward to basking under clear skies, contrasting sharply with the overcast conditions often found in the earlier months of the year. With sunny weather peaking in July, the allure of summer in Saint Helens is undeniably compelling.
In Saint Helens, United States, July shines bright with 15 hours of daylight, maintaining the peak that began in June. This month mirrors the long, sun-drenched days typical of early summer, providing ample opportunity for outdoor adventures and activities. As the summer progresses into August, daylight gradually diminishes to 14 hours, hinting at the transition towards fall. Observing the overall trend, it’s evident that the longer days of late spring and summer provide a striking contrast to the shorter daylight hours of winter, showcasing the vibrant seasonal changes that characterize this region.
In July, Saint Helens experiences a slight uptick in average wind speed, reaching 2.7 m/s (6 mph), which is a noticeable increase from the preceding months. This shift marks the peak of summer winds, standing out against the backdrop of generally mild conditions earlier in the year, where averages lingered around 2.1 to 2.5 m/s (5 - 6 mph). As the season progresses, the July breeze invigorates the landscape, hinting at the warm, sun-soaked days that invite outdoor adventures. Interestingly, this higher wind speed in July aligns closely with the patterns observed in both October and November, suggesting that the latter parts of the year may also experience bursts of wind while the earlier months remain relatively calm.
The weather in Saint Helens 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 Saint Helens and find detailed weather information for every month.
July and January present starkly contrasting weather conditions. In July, temperatures range from a mild 8°C (46°F) to a scorching 37°C (99°F), with an average of 20°C (68°F) and very little precipitation, averaging only 9 mm (0.3 in) over just 2 days. The humidity is relatively high at 82%, giving the summer air a warm feel. In contrast, January features much colder temperatures, with lows reaching -14°C (7°F) and highs peaking at just 14°C (58°F). The average temperature sits closer to 5°C (41°F), along with significant precipitation of 205 mm (8.1 in) spread across 17 days, and slightly higher humidity at 85%. For more details on the winter climate, check out Saint Helens weather in January.
July and February present stark contrasts in weather conditions. In July, temperatures range from a comfortable 20°C (68°F) on average, with highs reaching up to 37°C (99°F), making it the warmest month of the year. With only 9 mm (0.3 in) of precipitation over just 2 days, humidity sits at a relatively high 82%, contributing to a warm and muggy atmosphere. Conversely, February experiences a much colder climate, with average temperatures around 4°C (40°F) and lows plummeting to -7°C (19°F). The month is marked by significant rainfall, accumulating to 205 mm (8.1 in) over 20 days, leading to a damp and chilly environment with humidity levels slightly higher at 84%. For more details on February weather, visit Saint Helens weather in February.
Comparing the weather in July and March reveals distinct seasonal differences. July typically enjoys warm temperatures ranging from a minimum of 8°C (46°F) to a maximum of 37°C (99°F), with an average of 20°C (68°F). Rainfall is minimal during this month, with only 9 mm (0.3 in) expected over just 2 days, and humidity at 82%. In contrast, March experiences much cooler temperatures, with a minimum of -3°C (27°F) and a maximum of 22°C (73°F), averaging around 7°C (45°F). This month sees significantly more precipitation, totaling 163 mm (6.4 in) across 18 days, while humidity remains slightly higher at 85%. For more information about March weather, you can visit Saint Helens weather in March.
When comparing the weather in July and April, July features significantly warmer temperatures, with averages reaching 20°C (68°F) and highs peaking at 37°C (99°F). In contrast, April is much cooler, with average temperatures only around 10°C (51°F) and a maximum of 29°C (85°F). Additionally, July experiences minimal rainfall, with only 9 mm (0.3 in) over just 2 days, while April sees a much wetter climate, with 140 mm (5.5 in) of precipitation spread across 16 days. Interestingly, humidity levels remain relatively consistent between the two months, with July at 82% and April slightly higher at 83%. For more detailed insights into April weather, you can explore Saint Helens weather in April.
In comparing the weather between July and May, July tends to be significantly warmer, with average temperatures reaching 20°C (68°F) and maximums soaring up to 37°C (99°F). In contrast, May has a cooler average temperature of 14°C (57°F) and a maximum temperature of 32°C (90°F). Additionally, May witnesses much higher precipitation, with 73 mm (2.9 in) falling over 11 days, while July is notably drier, experiencing only 9 mm (0.3 in) over just 2 days. Despite similar humidity levels—82% in July and 83% in May—the overall weather experience differs considerably between the two months, highlighting May's wetter and cooler conditions compared to July's heat. For further details, check out Saint Helens weather in May.
July typically features warmer temperatures compared to June, with minimums around 8°C (46°F) and averages reaching 20°C (68°F), while June sees slightly cooler temperatures with minimums at 6°C (43°F) and averages around 17°C (63°F). However, June experiences extreme temperature highs of up to 45°C (113°F), which is notably higher than July's maximum of 37°C (99°F). In terms of precipitation, July is much drier, accumulating only 9 mm (0.3 in) over 2 days, while June is considerably wetter with 62 mm (2.5 in) of rain over 9 days. Humidity levels remain fairly similar in both months, with July at 82% and June at 83%. For a detailed look at the weather conditions in June, visit Saint Helens weather in June.
In July, temperatures in Saint Helens range from a minimum of 8°C (46°F) to a maximum of 37°C (99°F), with an average of 20°C (68°F). The month sees low precipitation, totaling just 9 mm (0.3 in) over 2 days, and the humidity is relatively high at 82%. In contrast, August experiences slightly higher temperatures with a minimum of 8°C (47°F), averaging 20°C (69°F), and peaking at 39°C (102°F). Precipitation increases slightly to 11 mm (0.4 in), but it still falls on just 2 days. Notably, humidity drops to 74% in August, making the weather feel a bit drier. For more detailed insights, check out Saint Helens weather in August.
In comparing the weather of July and September, July boasts warmer temperatures with a minimum of 8°C and an average of 20°C, reaching highs of 37°C, while September sees cooler conditions, with a minimum of 6°C and an average of 17°C, peaking at 35°C. Notably, July experiences significantly less precipitation, only 9 mm over 2 days, compared to September’s 90 mm across 9 days. Additionally, July has higher humidity at 82%, while September’s humidity is lower at 71%. For more details on September weather, check out Saint Helens weather in September.
In comparing the weather between July and October, significant contrasts emerge. July boasts a wide temperature range, with minimums of 8°C (46°F) and maximums soaring up to 37°C (99°F), accompanied by low precipitation of just 9 mm (0.3 in) over 2 days. The high humidity level of 82% can make the heat feel quite intense. In stark contrast, October presents cooler conditions, with temperatures ranging from -2°C (29°F) to a more moderate maximum of 26°C (78°F). However, it experiences much higher precipitation, totaling 149 mm (5.9 in) across 13 days, while humidity remains similar at 81%. For more details on what to expect from October weather, check out this link: Saint Helens weather in October.
July and November exhibit stark differences in weather characteristics. July boasts warmer temperatures, with an average of 20°C (68°F) and highs reaching up to 37°C (99°F), making it the warmest month. In contrast, November's temperatures are significantly cooler, averaging only 7°C (46°F) and with minimums dropping to -3°C (27°F). Precipitation also varies greatly; July sees just 9 mm (0.3 in) of rainfall over 2 days, while November experiences a hefty 209 mm (8.2 in) spread across 18 days, resulting in a much wetter climate. Additionally, humidity levels are slightly higher in November at 87% compared to July's 82%. For more detailed insights into the weather conditions of that month, check out Saint Helens weather in November.
July and December present contrasting weather patterns in Saint Helens. July enjoys warm temperatures, with a minimum of 8°C (46°F), an average of 20°C (68°F), and a maximum that can soar to 37°C (99°F). It features relatively low precipitation of just 9 mm (0.3 in) over only 2 days, accompanied by high humidity at 82%. In stark contrast, December brings much cooler weather, with temperatures ranging from a minimum of -5°C (23°F) to a maximum of 15°C (59°F). This month experiences significantly higher precipitation at 224 mm (8.8 in) spread over 20 days, alongside a slightly increased humidity of 87%. For more information, you can check out Saint Helens weather in December.
July in Saint Helens offers a delightful departure from the cooler, wetter months of the year, with warm temperatures making it the ideal time for outdoor activities. Characterized by an average warmth that peaks impressively, July presents a vibrant contrast to the often overcast and milder spring and autumn. With minimal precipitation and only a couple of rainy days, residents and visitors alike can take full advantage of the bright summer days, though the high humidity adds a touch of tropical feel to the air. For a deeper understanding of the climate nuances throughout the year, check out Saint Helens Climate.