Idaho Falls Weather in May
Idaho Falls in May sees pleasant daytime temperatures of 19°C (66°F) and nighttime lows of 4°C (39°F). With the highest rainfall of the year it is wise to pack an umbrella and expect frequent showers.
Rainfall in Idaho Falls in May
As the month with the most rain, you'll want to have an umbrella with you to manage the frequent showers. Climate statistics over the past 30 years suggest around 10 days of rain, with 34 mm (1.3 in) average for the month. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.
Temperature in Idaho Falls in May
In May, Idaho Falls sees pleasant temperatures, with highs of 19°C (66°F). Nights drop to around 4°C (39°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. At 4°C (39°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.For Idaho Falls itself, June and September generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Idaho Falls's climate page.
Idaho Falls Temperature in May
Min Temperature
4°C (39°F)
Max Temperature
19°C (66°F)
Chance of Rain
32%
Precipitation
34 mm (1.3 in)
Rainy days
10 days
Best Places in the United States of America in May
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in May →
perfect weather
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tolerable
unpleasant
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What to Wear in Idaho Falls in May
For Idaho Falls in May, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Some rain is possible, so pack something to handle light showers.What To Do in Idaho Falls in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Idaho Falls's climate page.
See the full Idaho Falls climate overview or explore weather in the United States of America.
