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 »
  The month with the highest UV index in Boise is July, with an average maximum UV index of 7. In Boise, July is the warmest month, with temperatures averaging a high of 87.8°F (31°C) and a low of 60.6°F (15.9°C).
• Meridian - July »
  The month with the highest UV index in Meridian is July, with an average maximum UV index of 7. July, recording an average high temperature of 90.3°F (32.4°C) and a low temperature of 61.7°F (16.5°C), is Meridian's warmest month.
• Nampa - July »
  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). July and August are months with the least rain in Nampa when the rain falls for 3.3 days and typically aggregates up to 0.12" (3mm) of rain.
• Idaho Falls - July »
  July is the month when Idaho Falls experiences its warmest temperatures, averaging a high of 86.2°F (30.1°C) and a low of 54.1°F (12.3°C). 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. 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.
• Caldwell - July »
  July, marked by an average high-temperature of 90.9°F (32.7°C) and a low-temperature of 62.2°F (16.8°C), is the warmest month in Caldwell, Idaho. July is the month with the highest UV index in Caldwell, with an average maximum UV index of 7.
• 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. 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.
• Twin Falls - July »
  July is the month with the highest UV index in Twin Falls with an average maximum UV index of 7. July is the month with the highest UV index in Twin Falls with an average maximum UV index of 7.
• Lewiston - July »
  In Lewiston, during July, the rain falls for 5.4 days and regularly aggregates up to 0.39" (10mm) of precipitation. Lewiston in July shows a temperature shift, moving from an average high of an agreeable 71.8°F (22.1°C) in June to a moderately hot 84°F (28.9°C).
• 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 »
  July in Rexburg presents the pinnacle of summer heat with highest average temperatures of the year. Rexburg's warmest temperatures are experienced in July, with average high temperatures of 84.2°F (29°C) and lows of 52.7°F (11.5°C).
• Moscow - July »
  July and August are months with the least rain in Moscow when the rain falls for 5.9 days and typically aggregates up to 0.47" (12mm) of rain. 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%.