Cascade (ID) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Cascade.
Climate overview of Cascade
Temperatures in Cascade, Idaho, United States of America, vary greatly throughout the year. July is the hottest month at 29°C (84°F), while December is the coldest at 0°C (32°F).
Annual rain/snowfall is moderate at around 572 mm (23 in), with December being the wettest month. The city also has a distinct dry season from June to September, with warm summers and very cold winters.
Cascade Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Cascade - and find the best time to visit.
Monthly Temperature in Cascade
The climate in Cascade is known for significant temperature differences throughout the year, making the weather dynamic. Average daytime temperatures reach a comfortable 29°C (84°F) in July. In December, the coolest month of the year, temperatures drop to a very cold 0°C (32°F).
At night, temperatures range from around 8°C (46°F) in July to -11°C (12°F) in December.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Cascade
Generally, Cascade receives mid-range precipitation levels, with 572 mm (23 in) annually. Cascade can be quite wet during December, receiving approximately 90 mm (3.5 in) of precipitation over 18 snowy days.
In contrast, during the driest month (July), you will experience much drier conditions, with 10 mm (0.4 in) of precipitation spread across 5 rainy days. For more details, please visit our Cascade Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Cascade
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: June, July, August and September
- Warmest weather: July and August
- Fewest rainy days: July, August and September
- Seasonal pattern: A distinct dry season from June to September, with warm summers and very cold winters
- Coldest conditions: December, with freezing nights around -11°C (12°F).
Frequently asked questions about the climate in Cascade
What is the best time to visit Cascade?
June, July, August and September typically offer the most optimal weather in Cascade. In contrast, January, February, March, November and December tend to have less optimal conditions. Cascade has a distinct dry season from June to September, with warm summers and very cold winters.
What temperatures can I expect in Cascade?
Daytime highs range from 0°C (32°F) in December to 29°C (84°F) in July. Nighttime lows range from -11°C (12°F) to 8°C (46°F). Temperatures vary considerably through the year.
How much rain does Cascade get?
Annual rainfall is around 572 mm (23 in). December is the wettest month with 90 mm (3.5 in), while July is the driest with 10 mm (0.4 in). In the coldest months, precipitation may fall as snow.
Cascade 3-Day Forecast
Cascade (ID) 3-Day Forecast
Cascade on the map
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