July Weather in Twin Falls, United States

Last updated: February 24, 2025

In July, Twin Falls, United States, experiences a warm and dry climate, with maximum temperatures soaring to 40°C (104°F) and an average of 26°C (80°F). The nights offer a refreshing contrast, with minimum temperatures dipping to 8°C (48°F). This month sees limited rainfall, with a total precipitation of only 5 mm (0.2 in) occurring over just 1 day, resulting in a relative humidity of 53%. Visitors can expect plenty of sunshine and warm evenings, perfect for outdoor activities and exploring the scenic beauty of the area.

July Temperature in Twin Falls

In Twin Falls, July is a quintessential summer month, showcasing a remarkable shift in temperatures as the area basks in warmth. With a minimum of 8°C (48°F) and a max soaring to 40°C (104°F), the month delivers an average temperature of 26°C (80°F), marking it as one of the hottest times of the year. This significant rise from the cooler months is evident when compared to earlier summer temperatures, allowing residents and visitors alike to enjoy outdoor activities under the bright sun. As temperatures climb, July not only brings heat but also serves as the peak of seasonal warmth, setting the stage for balmy evenings and vibrant summer days that can be savored in the heart of Southern Idaho.

July Weather in Twin Falls: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Twin Falls, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec313443505869797666504132
Data source: Temperature data for Twin Falls 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 Twin Falls

In Twin Falls, United States, July marks a notable shift in precipitation patterns, as the region experiences a significant drop to only 5 mm (0.2 in) of rainfall over just one day. This stark decline follows a wetter June, which saw 16 mm (0.6 in) of rain across two days. The decrease in precipitation during July contributes to a trend of lower moisture levels that often carry into the summer months, with August slightly rebounding to 10 mm (0.4 in) but still remaining well below earlier months in the year. This dry spell not only highlights the region's seasonal variability but also underscores the growing reliance on water conservation during these arid days, as residents and local ecosystems adapt to the changing climate.

July Precipitation Trends in Twin Falls

The chart displays monthly precipitation patterns in Twin Falls, 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.
JanFebMarAprMayJunJulAugSepOctNovDec40463933391651016263239
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Twin Falls

In Twin Falls, Idaho, July marks a notable shift in humidity levels as the summer heat sets in, with average humidity dropping to a comfortable 53%. This decrease is part of a broader trend observed throughout the year: starting from a high of 91% in January, the humidity steadily declines until reaching its lowest point in July. As the seasons transition from spring’s 66% in May to the dry heat of August at 42%, it's clear that residents can enjoy a reprieve from the moisture-laden air, making July an ideal time for outdoor activities. However, the sharp rise again in fall and winter, culminating in December's 87%, reminds us that Twin Falls' climate is characterized by its extremes, alternating between humid winters and dryer summers.

July Average Humidity in Twin Falls

This chart illustrates the average monthly humidity levels in Twin Falls, 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.
JanFebMarAprMayJunJulAugSepOctNovDec91%92%85%76%66%62%53%42%46%64%83%87%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Twin Falls

In July, Twin Falls experiences one of its peak UV exposure levels, maintaining an UV Index of 11, categorized as extreme. With a burn time of just 10 minutes, it's crucial for outdoor enthusiasts to take extra precautions, such as seeking shade or applying sunscreen frequently. This trend of increasing UV intensity is notable, as it follows June’s equal index of 11, showcasing a consistent pattern of extreme UV conditions during the summer months. As the season progresses, August sees a slight dip to an index of 10, yet remains in the very high category. Understanding these trends in the UV Index is essential for safe sun practices. For more detailed information, visit Twin Falls UV Index.

Maximum UV Index Levels in Twin Falls for July

The chart shows the monthly maximum UV Index (UVI) for Twin Falls 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.
JanFebMarAprMayJunJulAugSepOctNovDec3578101111109643
Data source: Twin Falls 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 Twin Falls

In July, Twin Falls basks in the height of summer, boasting an impressive 391 hours of sunshine. This radiant month signifies a peak in the sun's warm embrace, following a steady build-up from the year’s start. Beginning with 143 hours in January, the trend shows a gradual increase, culminating in July's sun-drenched days. As summer transitions into August, the sunshine dips to 355 hours, yet still showcases ample warmth before the fall months bring a decrease in hours. This trend highlights Twin Falls' delightful progression towards summer, making July a truly vibrant time for outdoor activities and exploration.

Monthly Sunshine Duration in Twin Falls: July Highlighted

The July sunshine duration represents the total number of hours Twin Falls 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.
JanFebMarAprMayJunJulAugSepOctNovDec143h186h270h291h337h377h391h355h307h262h205h175h
Data source: Twin Falls July Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Twin Falls During July

In Twin Falls, July brings a steady embrace of sunshine, with a 75% chance of clear skies, making it one of the sunniest months of the year. This figure, while slightly lower than the peak in August at 77%, indicates a delightful trend of increasing sun exposure as summer unfolds. The gradual rise from January’s modest 36% to June’s impressive 76% showcases a marked transition through the spring months, where the likelihood of sunny weather grows dramatically. As residents and visitors bask in the summer warmth, July offers a perfect backdrop for outdoor activities and exploration, further cementing it as a prime time to enjoy all that Twin Falls has to offer under the golden sun.

Percentage of Sunny Days in July in Twin Falls

The chart illustrates the percentage of sunny days in Twin Falls 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 Twin Falls experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec36%47%58%63%55%76%75%77%87%47%44%35%
Data source: Twin Falls July chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Twin Falls in July

In Twin Falls, United States, the month of July shines brightly with approximately 14 hours of daylight, showcasing the height of summer. The trend from earlier months indicates a steady increase in daylight hours, peaking in June with 15 hours before slightly tapering off in July. This decline continues into August and onward, as daylight gradually diminishes through the fall. The overall pattern reflects a vibrant summer period, marked by long days that invite outdoor adventures, followed by a gentle transition into the shorter days of autumn. The ebb and flow of daylight hours throughout the year beautifully illustrates the changing seasons, with summer providing an abundance of sunlight that many cherish.

Average Daylight Hours in Twin Falls for July

The chart illustrates the variation in daylight duration in Twin Falls throughout the year, with July highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 27m10h 33m11h 58m13h 24m14h 38m15h 14m14h 54m13h 48m12h 25m10h 59m9h 44m9h 5m
Data source: Twin Falls daylight hours, calculated by summing the hours between sunrise and sunset for each day.

July Winds in Twin Falls

In July, Twin Falls experiences a noticeable dip in wind speed, averaging 2.7 m/s (6 mph), making it one of the calmest months of the year. This decrease contrasts with the slightly breezier conditions of earlier summer months, such as May and June, which maintained averages around 3.5 m/s (8 mph) and 3.4 m/s (8 mph) respectively. As temperatures rise and outdoor activities flourish, the more gentle winds of July provide a serene setting for enjoying the season. Interestingly, the trend suggests that while January and February start the year with higher wind velocities, July's lighter breezes mark a transition into the sultry warmth of late summer, reflecting a pattern of generally reducing wind speeds that continues into the fall.

Average July Wind Speed in Twin Falls

The chart displays monthly wind speed patterns in Twin Falls, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.14.83.63.93.53.42.7 m/s3.02.93.32.93.8
Data source: Twin Falls July wind data, generated using information from the Copernicus Climate Change Service.

How July Weather in Twin Falls Compares to Other Months

The weather in Twin Falls 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 Twin Falls and find detailed weather information for every month.

July and January present stark contrasts in weather conditions. July boasts a warm average temperature of 26°C (80°F), with highs reaching up to 40°C (104°F) and minimal rainfall of just 5 mm over a solitary day. In contrast, January sees frigid temperatures that average around -1°C (31°F), dipping as low as -27°C (-16°F) and experiencing significantly more precipitation, totaling 40 mm across eight days. Additionally, January's humidity is notably higher at 91%, compared to July's 53%. For more details on January weather, visit Twin Falls weather in January.

In comparing the weather between July and February, it's clear that these two months present stark contrasts. July boasts a temperature range from a minimum of 8°C (48°F) to a sizzling maximum of 40°C (104°F), with an average of 26°C (80°F) and minimal precipitation of just 5 mm (0.2 in) over one day. In contrast, February experiences a much colder climate, where temperatures can dip to -13°C (8°F), with an average of only 1°C (34°F) and a maximum of 18°C (64°F). During February, precipitation is significantly higher at 46 mm (1.8 in), spread over about 10 days, contributing to a much more humid atmosphere with humidity levels around 92%. For more insights, you can explore Twin Falls weather in February.

When comparing the weather in July and March, the differences are striking. July boasts a minimum temperature of 8°C (48°F) and an average of 26°C (80°F), reaching highs of up to 40°C (104°F), with relatively low precipitation at just 5 mm (0.2 in) over a single day and average humidity of 53%. In contrast, March experiences much colder temperatures, with a minimum of -9°C (15°F), an average of 6°C (43°F), and a maximum of 25°C (78°F). This month sees significantly more precipitation, totaling 39 mm (1.5 in) over 10 days, with humidity levels at a high 85%. For more detailed insights on March weather, visit Twin Falls weather in March.

July and April present a stark contrast in weather conditions. July boasts significantly higher temperatures, with a minimum of 8°C (48°F) and an average of 26°C (80°F), peaking at a scorching 40°C (104°F). In contrast, April experiences much cooler temperatures, starting from a minimum of -5°C (23°F) and averaging only 10°C (50°F), with a maximum of 31°C (89°F). Additionally, July is characterized by minimal precipitation, receiving only 5 mm (0.2 in) over just one day, while April sees much more rain, totaling 33 mm (1.3 in) across eight days. The humidity is also notably higher in April at 76%, compared to July’s 53%. For more detailed insights, you can check Twin Falls weather in April.

The weather in July is notably warmer than in May, with average temperatures soaring to a comfortable 26°C (80°F), compared to May's average of 15°C (59°F). July also experiences extreme highs, reaching up to 40°C (104°F), while May's maximum temperature is a milder 35°C (96°F). Additionally, July has significantly less precipitation, receiving only 5 mm (0.2 in) across just a single day, whereas May sees much more rain at 39 mm (1.5 in) over seven days. The humidity is lower in July, at 53%, compared to May's 66%, making July feel drier and hotter overall. For more detailed insights, you can explore Twin Falls weather in May.

In comparing the weather of July and June, July showcases significantly warmer temperatures, with an average of 26°C (80°F) and a maximum of 40°C (104°F), compared to June's average of 21°C (70°F) and a peak of 39°C (102°F). The nights are also milder in July, with a minimum temperature of 8°C (48°F), whereas June has cooler nights with a low of 4°C (39°F). Additionally, July experiences much less precipitation, recording only 5 mm (0.2 in) over just one day, while June sees 16 mm (0.6 in) across two days. Humidity levels are lower in July at 53%, compared to June's 62%, contributing to a drier feel. For more details, check out Twin Falls weather in June.

In comparing the weather of July and August, it is evident that both months experience warm temperatures, but with slight variations. July boasts a higher average temperature of 26°C (80°F) and a maximum of 40°C (104°F), while August's average drops slightly to 25°C (76°F) and max temperature reaches a similar peak of 41°C (106°F). July tends to be drier with only 5 mm of precipitation over just one day, whereas August receives a bit more rain, totaling 10 mm across two days. Humidity levels also differ, with July experiencing 53% humidity compared to August's more comfortable 42%. For a detailed look at the weather in August, you can visit Twin Falls weather in August.

In comparing the weather of July and September, July stands out with much warmer temperatures, featuring a minimum of 8°C (48°F) and reaching highs of 40°C (104°F), while September experiences a cooler minimum of 1°C (35°F) and an average temperature of 19°C (66°F). Precipitation also increases in September, with 16 mm (0.6 in) over 2 days, compared to the negligible 5 mm (0.2 in) of rain that falls over just 1 day in July. Despite the drop in temperatures, the humidity remains relatively stable, with July at 53% and September slightly lower at 46%. For more details on conditions in September, you can check Twin Falls weather in September.

In comparing the weather between July and October, we see a dramatic shift in temperature and precipitation. July boasts significantly warmer temperatures, with a minimum of 8°C (48°F) and average highs reaching up to 40°C (104°F), while October experiences much cooler temperatures, ranging from a minimum of -12°C (10°F) to a maximum of 30°C (87°F). Additionally, October brings increased precipitation, with 26 mm (1.0 in) over about four days, compared to July's minimal 5 mm (0.2 in) on just one day. The humidity also rises in October to 64%, making the air feel cooler and more damp compared to July's 53% humidity. For more details, you can check Twin Falls weather in October.

July and November present a stark contrast in weather patterns. July boasts warm temperatures ranging from a minimum of 8°C (48°F) to a scorching maximum of 40°C (104°F), accompanied by low precipitation of just 5 mm (0.2 in) over one day. The humidity during this month averages 53%, creating a typically dry and hot summer atmosphere. In contrast, November experiences much cooler temperatures, with a minimum of -9°C (16°F) and an average of 5°C (41°F), peaking at 24°C (75°F). This month sees significantly higher precipitation, totaling 32 mm (1.2 in) across seven days, and the humidity rises to 83%, leading to a much wetter and chillier experience. For more detailed insights, check out Twin Falls weather in November.

In July, the weather in Twin Falls is characterized by warm temperatures, with an average of 26°C (80°F) and maximums reaching up to 40°C (104°F), while only minimal precipitation of 5 mm (0.2 in) occurs over just one day. The humidity stands at a comfortable 53%, making outdoor activities enjoyable during this summer month. In sharp contrast, December sees much colder conditions, with temperatures averaging around 0°C (32°F) and dropping as low as -12°C (10°F). This winter month experiences significantly more precipitation, totaling 39 mm (1.5 in) over 8 days, coupled with a higher humidity level of 87%. For more insights on the December climate, you can check out Twin Falls weather in December.

Compare Twin Falls's Climate with Cities Worldwide

Conclusion: What to Expect From July Weather in Twin Falls

July in Twin Falls stands out as the warmest month of the year, with an inviting average temperature of 26°C (80°F) that beckons outdoor enthusiasts. This month offers a stark contrast to the cooler, wetter conditions typically experienced in spring and fall, showcasing a remarkably low precipitation rate of just 5 mm (0.2 in) over a single day. With humidity levels sitting comfortably at 53%, July provides an excellent environment for summer activities while remaining pleasantly manageable. It’s the perfect time to explore the natural beauty of the region. For more insights on the weather patterns throughout the year, visit Twin Falls Climate.