July weather forecast
Idaho, USA

July in Idaho is the very epitome of summer, characterized by long, sun-drenched days and landscapes that shimmer under a clear blue sky. The warmth of the season permeates every corner of the state, from its bustling urban centers to the serene expanses of its natural wilderness.

The mountainous areas, such as the renowned Sawtooth Range, are not just accessible but also vibrantly alive. Alpine meadows are at the peak of their bloom, presenting a vivid mosaic of colors that contrast beautifully against the rugged mountain backdrop. Trails are bustling with trekkers, campers, and nature enthusiasts seeking the serenity these heights offer.

In metropolitan areas like Boise, temperatures frequently range from the low to high 80s°F. These figures indicate the warmest month of the year for many parts of the state. The heat, while significant, is often tempered by the relatively low humidity, especially in regions away from the Pacific influence.

While July is largely arid, especially in Idaho's eastern and central parts, sporadic summer storms can sweep through especially in the afternoons. These, though infrequent, can bring brief but intense downpours, often accompanied by thunder and lightning.

Rivers, having settled from their springtime rush, are now perfect venues for activities like kayaking, canoeing, and fishing. The warmer waters of lakes, such as Coeur d'Alene, are filled with swimmers, sunbathers, and boaters, making the most of this sun-soaked month.

When juxtaposed with August, July tends to be slightly cooler, though the difference isn't substantial. Nevertheless, July holds its own, boasting some of the most vibrant festivals, events, and outdoor concerts in Idaho's cultural calendar.

---

• Boise - July »
  July is the month that records the highest temperatures in Boise, with averages ranging from a high of 87.8°F (31°C) to a low of 60.6°F (15.9°C). The least humid month in Boise, Idaho, is July, with an average relative humidity of 30%.
• Meridian - July »
  The month with the most sunshine in Meridian, Idaho, is July, with an average of 12.1h of sunshine. The month with the highest UV index in Meridian is July, with an average maximum UV index of 7.
• Nampa - July »
  Nampa registers the highest average temperatures during the month of July, with peaks of 91°F (32.8°C) and lows of 62.8°F (17.1°C). July in Nampa reels under the peak summer heat, making it the hottest month of the year with maximum temperatures reaching up to 91°F (32.8°C).
• Idaho Falls - July »
  The month with the least rainfall in Idaho Falls is July, when the rain falls for 6.6 days and typically collects 0.35" (9mm) of precipitation. With average high and low temperatures of 86.2°F (30.1°C) and 54.1°F (12.3°C) respectively, July is Idaho Falls's warmest month.
• Pocatello - July »
  The month with the least rainfall in Pocatello is July, when the rain falls for 6.3 days and typically collects 0.39" (10mm) of precipitation. July is the warmest month in Pocatello exhibiting average temperatures of 86.5°F (30.3°C) at the peak and 56.8°F (13.8°C) at the base.
• Caldwell - July »
  Caldwell's warmest month, July, registers temperatures that range from a high of 90.9°F (32.7°C) to a low of 62.2°F (16.8°C). On the first day of July in Caldwell sunrise is at 6:09 am and sunset at 9:32 pm.
• Coeur d'Alene - July »
  July and August are months with the least rain in Coeur d'Alene when the rain falls for 5.9 days and typically aggregates up to 0.43" (11mm) of rain. Coeur d'Alene registers a significant reduction from the day's heat, with an average temperature drop to a fresh 50.5°F (10.3°C) in July.
• Twin Falls - July »
  With average temperatures fluctuating between a high of 89.6°F (32°C) and a low of 62.1°F (16.7°C), July stands out as the warmest month in Twin Falls, Idaho. July is Twin Falls's warmest month, registering average high temperatures of 89.6°F (32°C) and lows of 62.1°F (16.7°C).
• Lewiston - July »
  In Lewiston during July, the rain falls for 5.4 days and regularly aggregates up to 0.39" (10mm) of precipitation. In Lewiston in July, during 5.4 rainfall days, 0.39" (10mm) of precipitation is typically accumulated.
• Post Falls - July »
  July and August are months with the least rain in Post Falls when the rain falls for 5.8 days and typically aggregates up to 0.43" (11mm) of rain. July, the warmest month of the year, enhances the summer vibes in Post Falls with a high average temperature soaring to 81.9°F (27.7°C).
• Rexburg - July »
  The month with the least rainfall in Rexburg is July, when the rain falls for 6.3 days and typically collects 0.39" (10mm) of precipitation. In Rexburg, Idaho, during July, the rain falls for 6.3 days and regularly aggregates up to 0.39" (10mm) of precipitation.
• Moscow - July »
  In Moscow, Idaho, during July, the rain falls for 5.9 days and regularly aggregates up to 0.47" (12mm) of precipitation. July manifests the height of summer in Moscow, showcasing the highest temperatures, ranging from 54.7°F (12.6°C) to 82.6°F (28.1°C), of the year and a valley-low relative humidity level of 47%.