July Weather in Thermopolis, United States

Last updated: February 24, 2025

In July, Thermopolis, United States, experiences a captivating range of weather conditions, with maximum temperatures soaring up to 40°C (104°F), while the average temperature remains a comfortable 24°C (76°F). Temperatures can drop to a refreshing minimum of 7°C (44°F) during the night, offering a delightful contrast. The month sees a modest precipitation total of 13 mm (0.5 in) over just two days, paired with an average humidity level of 65%, making the air feel warm yet pleasantly balanced. This combination creates an inviting summer atmosphere perfect for exploring the unique natural wonders of the region.

July Temperature in Thermopolis

In July, Thermopolis experiences its warmest temperatures of the year, showcasing a striking shift from the frigid winter months. The average temperature rises to a pleasant 24°C (76°F), with daytime highs reaching a scorching 40°C (104°F), offering a perfect backdrop for outdoor activities. This month marks a significant departure from the chilly conditions of January's average of -6°C (21°F) and the -29°C (-20°F) lows, demonstrating a clear trend towards balmy summer warmth. Even the nights remain moderately warm, with temperatures rarely dipping below 7°C (44°F), making July an inviting time for visitors who seek to enjoy the natural beauty and vibrant atmosphere of this picturesque region. Overall, July in Thermopolis exemplifies the peak of summer, delivering a delightful blend of heat and comfort that contrasts sharply with the extreme cold of the winter months.

July Weather in Thermopolis: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Thermopolis, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec212137445467767262443424
Data source: Temperature data for Thermopolis 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.

July Precipitation in Thermopolis

In July, Thermopolis experiences a notable decline in precipitation, with a total of just 13 mm (0.5 in) of rain spread over only 2 days. This is a stark contrast to the heavier rainfall seen in the earlier months, particularly May, which recorded 67 mm (2.6 in) over 10 days. The summer month’s light showers contribute to a warmer, drier atmosphere, making July one of the less wet months in Thermopolis. As the midsummer heat sets in, residents and visitors often appreciate the sunshine, even as the overall precipitation levels remain relatively low compared to the spring months.

July Precipitation Trends in Thermopolis

The chart displays monthly precipitation patterns in Thermopolis, with values for each month alongside July's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec112122536727131827271714
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Thermopolis

In Thermopolis, United States, July marks a noticeable shift in humidity levels, as the average drops to 65%. This decline continues the trend initiated in the preceding months, with June's humidity sitting at 67% and May even lower at 69%. As summer unfolds, the air becomes drier compared to the winter's peak humidity levels, which hover around a considerable 90% in January. While the heat of July brings a welcome respite from those damp winter days, it also signals the onset of drier conditions, continuing through August, where humidity further dips to 59%. This progression reflects a seasonal transformation that characterizes Thermopolis, making it an intriguing blend of warmth and comfort in the summer months.

July Average Humidity in Thermopolis

This chart illustrates the average monthly humidity levels in Thermopolis, with July's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how July's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec90%89%82%72%69%67%65%59%59%69%83%89%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Thermopolis

In July, Thermopolis experiences an extreme UV Index of 11, identical to June’s levels, which marks the peak of sun intensity for the year. This heightened exposure translates to a remarkably short burn time of just 10 minutes, urging residents and visitors alike to take necessary precautions when outdoors. As the summer months unfold, the trend reveals a steady climb in UV levels, from a moderate index of 3 in January to an alarming peak in the summer. Following July, the UV Index begins to gradually decrease, dropping to 10 in August and 9 in September. This seasonal shift reinforces the importance of staying aware of UV levels throughout the year. For more detailed information about UV exposure in Thermopolis, visit Thermopolis UV Index.

Maximum UV Index Levels in Thermopolis for July

The chart shows the monthly maximum UV Index (UVI) for Thermopolis in July, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3569101111109643
Data source: Thermopolis July 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.

July Sunshine in Thermopolis

In Thermopolis, Wyoming, July shines brightly as the sunniest month of the year, basking the town in an impressive 391 hours of sunshine. This sun-drenched peak follows a steady climb from the chilly depths of winter, where January only offers 169 hours of daylight. As spring transitions into summer, the increase is palpable—each month brings more light, culminating in July's warm embrace. Following July, though still generous, sunshine begins to taper off with August delivering 356 hours, marking the start of a gradual descent into fall. This trend highlights not only summer's brilliance but also the cyclical nature of sunshine throughout the year in Thermopolis, capturing the essence of its vibrant, sunlit summers.

Monthly Sunshine Duration in Thermopolis: July Highlighted

The July sunshine duration represents the total number of hours Thermopolis experiences direct sunlight during the month of July, excluding cloudy or obstructed periods. This chart compares the sunshine duration of July with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec169h219h283h293h325h384h391h356h301h260h227h216h
Data source: Thermopolis July Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Thermopolis During July

In Thermopolis, July boasts a 65% chance of sunny weather, making it one of the brighter months of the year. Following a significant upturn in June, where the likelihood of sunshine reaches 68%, July maintains a strong level of sunshine, closely aligning with August's similar prediction. As summer unfolds, the overall trend indicates a pattern of increasing sun frequency from the spring months, with only September surpassing July's sunny chances at an impressive 74%. This upward trajectory highlights Thermopolis as a delightful summer destination, with ample opportunities to enjoy the outdoors under the sun!

Percentage of Sunny Days in July in Thermopolis

The chart illustrates the percentage of sunny days in Thermopolis throughout the year, with July 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 Thermopolis experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec53%45%50%49%45%68%65%65%74%52%44%51%
Data source: Thermopolis July chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Thermopolis in July

In Thermopolis, United States, July marks a peak in daylight duration, offering 15 hours of sunlight that stretches the day for outdoor activities and summer fun. As the year unfolds, daylight gradually increases from 9 hours in January to its zenith in July, reflecting the vibrant energy of summer. After July, the days begin to shorten, with August seeing a reduction to 13 hours, signaling a gentle transition towards fall. This annual rhythm of increasing and decreasing daylight illuminates the changing seasons, allowing residents to savor the longest days of summer before embracing the cozy, shorter days of autumn.

Average Daylight Hours in Thermopolis for July

The chart illustrates the variation in daylight duration in Thermopolis throughout the year, with July highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 20m10h 30m11h 58m13h 27m14h 44m15h 22m15h 1m13h 52m12h 26m10h 57m9h 38m8h 58m
Data source: Thermopolis daylight hours, calculated by summing the hours between sunrise and sunset for each day.

July Winds in Thermopolis

In July, Thermopolis experiences an average wind speed of 2.5 m/s (6 mph), slightly lower than the preceding months. This slight dip is part of a trend where wind speeds tend to peak in late spring and early summer, with April recording the highest average at 3.2 m/s (7 mph). As the summer progresses, the winds generally settle into a gentle pattern, making July's breezy conditions ideal for outdoor activities. Interestingly, this month echoes the calmer winds typical of January and November, suggesting a seasonal rhythm that balances the earlier gustier months with more serene summer skies.

Average July Wind Speed in Thermopolis

The chart displays monthly wind speed patterns in Thermopolis, with values for each month shown alongside July's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how July's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.42.62.83.22.83.02.5 m/s2.62.62.62.43.1
Data source: Thermopolis July wind data, generated using information from the Copernicus Climate Change Service.

How July Weather in Thermopolis Compares to Other Months

The weather in Thermopolis 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 Thermopolis and find detailed weather information for every month.

July and January present strikingly contrasting weather conditions. In July, temperatures can soar from a chilly minimum of 7°C (44°F) to a blistering maximum of 40°C (104°F), with an average temperature of 24°C (76°F). In contrast, January experiences frigid temperatures that plummet as low as -29°C (-20°F), with an average of -6°C (21°F) and a maximum reaching only 11°C (52°F). While both months receive a similar amount of precipitation (13 mm in July and 11 mm in January) over just two days, January’s humidity is significantly higher at 90%, compared to July’s 65%. For a more detailed look at January weather conditions, visit Thermopolis weather in January.

The weather in July and February stands in stark contrast, showcasing the extremes of seasonal variation. July boasts a milder climate with temperatures ranging from a minimum of 7°C (44°F) to a scorching maximum of 40°C (104°F), along with relatively low precipitation at just 13 mm (0.5 in) over two days. In contrast, February experiences much colder conditions, with temperatures dipping to a chilling minimum of -25°C (-13°F) and averaging -6°C (21°F), accompanied by an increase in precipitation to 21 mm (0.8 in) over six days. Additionally, February's humidity is notably higher at 89%, compared to July's 65%. For a closer look at February's weather specifics, check out Thermopolis weather in February.

When comparing the weather in July and March, a stark contrast emerges. July boasts milder temperatures with an average of 24°C (76°F), reaching highs of up to 40°C (104°F), while March struggles with harsher conditions, featuring an average temperature of just 3°C (37°F) and a chilling minimum of -27°C (-16°F). Despite the warmth of July, it has only two days of precipitation and relatively moderate humidity at 65%. In contrast, March sees more frequent rainfall over five days, with a total precipitation of 22 mm (0.9 in) and higher humidity levels at 82%. For more detailed insights, check out Thermopolis weather in March.

July and April present markedly different weather conditions. In July, temperatures often soar, with a minimum of 7°C (44°F) and an average of 24°C (76°F), while some days can reach a sweltering 40°C (104°F). In contrast, April experiences much cooler temperatures, ranging from a minimum of -15°C (5°F) to a maximum of 27°C (80°F), with an average of only 7°C (44°F). Additionally, July sees significantly less precipitation, with only 13 mm (0.5 in) over just 2 days, while April receives more than four times that amount at 53 mm (2.1 in) over 9 days. Humidity levels also differ slightly, as July averages 65% compared to April's 72%. For more detailed insights about April weather, you can visit Thermopolis weather in April.

July and May exhibit significant differences in weather patterns. While July enjoys warmer temperatures with an average of 24°C (76°F) and extremes reaching up to 40°C (104°F), May presents a cooler ambiance, averaging only 12°C (54°F) and a maximum of 31°C (88°F). Additionally, May experiences much higher precipitation, totaling 67 mm (2.6 in) over 10 days, compared to July's mere 13 mm (0.5 in) over just 2 days. Humidity levels are relatively similar, with May at 69% and July slightly lower at 65%. For more detailed insights, you can check Thermopolis weather in May.

In comparing the weather between June and July, July showcases significantly higher average temperatures, with a minimum of 7°C (44°F) and an average of 24°C (76°F), compared to June's minimum of 1°C (35°F) and an average of 20°C (68°F). Although both months experience similar maximum temperatures, with July reaching 40°C (104°F) and June slightly lower at 39°C (103°F), July has notably less precipitation, with just 13 mm (0.5 in) over 2 days, versus June's 27 mm (1.1 in) over 6 days. Humidity levels are relatively comparable, with July at 65% and June slightly higher at 67%. For more details on the June weather, you can visit Thermopolis weather in June.

July and August weather show some interesting similarities and differences. July tends to be warmer, with an average temperature of 24°C (76°F) and highs reaching up to 40°C (104°F), while August sees slightly cooler averages at 22°C (72°F) and maximums of 38°C (100°F). Precipitation also increases in August, with 18 mm (0.7 in) falling over three days, compared to July's 13 mm (0.5 in) over just two days. Humidity remains relatively high in both months, but it drops from 65% in July to 59% in August, leading to a more comfortable feel in late summer. For more detailed information, you can explore Thermopolis weather in August.

July typically boasts warmer temperatures, with an average of 24°C (76°F) and maximums reaching up to 40°C (104°F), accompanied by relatively low precipitation of 13 mm (0.5 in) over just 2 days. In contrast, September experiences cooler conditions, featuring an average temperature of 17°C (62°F) and lower maximums of 37°C (100°F). While September sees slightly more precipitation at 27 mm (1.0 in) over 3 days, the humidity levels drop slightly to 59%. Overall, July presents a hotter and drier climate compared to the cooler and wetter September. For more specific details about the weather, check out Thermopolis weather in September.

The weather in July and October presents a striking contrast. July boasts much warmer temperatures, ranging from a cool minimum of 7°C (44°F) to a scorching maximum of 40°C (104°F), accompanied by relatively low precipitation of just 13 mm (0.5 in) over 2 days. In contrast, October's temperatures are significantly cooler, with a minimum of -22°C (-8°F) and a maximum of 28°C (83°F), along with increased precipitation of 27 mm (1.1 in) spread across 6 days. Humidity is slightly higher in October at 69% compared to July's 65%, adding to the crispness of the autumn air. For more detailed insights into October weather, you can check Thermopolis weather in October.

July typically offers warm and varied temperatures, ranging from a mild 7°C (44°F) at night to an impressive maximum of 40°C (104°F) during the day. The average temperature settles around 24°C (76°F), with low humidity levels of 65% making the heat more bearable. Precipitation is minimal, averaging only 13 mm (0.5 in) over just 2 days.

In stark contrast, November presents a much cooler climate, with temperatures plummeting to a minimum of -16°C (4°F) and an average of just 1°C (35°F). While the maximum temperature can reach a comfortable 21°C (70°F), much of the month sees much colder days. The humidity increases to 83%, and precipitation is slightly higher at 17 mm (0.7 in) spread over 4 days, contributing to a damp and chilly atmosphere. For more details on November weather, you can visit Thermopolis weather in November.

The weather in July and December presents a stark contrast. In July, temperatures range from a minimum of 7°C (44°F) to a sweltering maximum of 40°C (104°F), with an average of 24°C (76°F). The month experiences relatively low precipitation of 13 mm (0.5 in) over just 2 days, and the humidity sits at a moderate 65%. In contrast, December brings winter conditions, with temperatures plummeting to a minimum of -25°C (-12°F) and averaging -4°C (24°F), peaking at a maximum of 18°C (65°F). Precipitation slightly increases to 14 mm (0.6 in) over 4 days, accompanied by much higher humidity at 89%. For more details on winter conditions, you can check out Thermopolis weather in December.

Compare Thermopolis's Climate with Cities Worldwide

Conclusion: What to Expect From July Weather in Thermopolis

July in Thermopolis stands out as a vibrant summer month, where temperatures frequently soar, making it the warmest time of the year. Unlike the cooler months, visitors can expect days filled with sunshine and only a few scattered rain showers. The higher humidity adds a touch of tropical feel, enhancing the summer experience. If you're planning a trip, July offers a unique charm that's distinctly different from the rest of the year. For more insights on what to expect throughout the seasons, check out Thermopolis Climate.