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United States weather

Weather in Idaho Falls, Idaho for May 2027

Your guide to Idaho Falls weather in May - trends and predictions

    Snow Forecast ❄️

  • Snowfall in Idaho Falls during May is quite rare, with fewer than 2 snowy days on average.

    • Temperatures

  • In general, the average temperature in Idaho Falls at the beginning of May is 19.7 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 24.4 °C by the end of May.

    • Rain 🌧️

  • With an average of 5 rainy days, Idaho Falls experiences minimal rainfall in May.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
25
Dry days
Average rainy days
5
Rainy days
Average snowy days
1
Snow days
Average temperatures
21°/5°
Temperatures
Average wind speed
21 km/h
Avg max wind
Average humidity
52 %
Avg humidity

Idaho Falls Weather May

Move between months or click on a day
April
June
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Sunny
18°
2
Partly cloudy
22°
3
Partly cloudy
24°
4
Overcast
20°
5
Patchy rain possible
15°
6
Overcast
17°
7
Partly cloudy
22°
8
Partly cloudy
24°
9
Partly cloudy
24°
10
Patchy rain possible
27°
11
Moderate rain at times
25°
12
Overcast
27°
13
Patchy rain possible
19°
14
Heavy rain at times
15°
15
Moderate or heavy rain shower
16°
16
Patchy rain possible
15°
17
Moderate or heavy rain shower
15°
18
Moderate or heavy rain shower
11°
19
Patchy rain possible
15°
20
Heavy rain at times
16°
21
Sunny
17°
22
Patchy rain possible
21°
23
Cloudy
22°
24
Partly cloudy
25°
25
Sunny
26°
26
Sunny
22°
27
Mist
26°
28
Overcast
26°
29
Sunny
26°
30
Sunny
21°
31
Sunny
24°

Temperatures trend during May in Idaho Falls

See the weather trend as well as the moving average line

May weather in Idaho Falls day by day

Click on a date for more information
April June
Date Weather Temperatures Rain Snow More
May 1 Sunny
Sunny
 18° /1° 0 mm 0 cm
May 2 Partly cloudy
Partly cloudy
 22° /1° 0 mm 0 cm
May 3 Partly cloudy
Partly cloudy
 24° /4° 0 mm 0 cm
May 4 Overcast
Overcast
 20° /6° 0.4 mm 0 cm
May 5 Patchy rain possible
Patchy rain possible
 15° /5° 2.3 mm 0 cm
May 6 Overcast
Overcast
 17° /0° 2.3 mm 0.5 cm
May 7 Partly cloudy
Partly cloudy
 22° /7° 0.1 mm 0 cm
May 8 Partly cloudy
Partly cloudy
 24° /6° 0 mm 0 cm
May 9 Partly cloudy
Partly cloudy
 24° /6° 0 mm 0 cm
May 10 Patchy rain possible
Patchy rain possible
 27° /6° 0.2 mm 0 cm
May 11 Moderate rain at times
Moderate rain at times
 25° /10° 0.6 mm 0 cm
May 12 Overcast
Overcast
 27° /9° 0 mm 0 cm
May 13 Patchy rain possible
Patchy rain possible
 19° /9° 0.7 mm 0 cm
May 14 Heavy rain at times
Heavy rain at times
 15° /5° 2.8 mm 0 cm
May 15 Moderate or heavy rain shower
Moderate or heavy rain shower
 16° /5° 8.3 mm 0 cm
May 16 Patchy rain possible
Patchy rain possible
 15° /4° 0.1 mm 0 cm
May 17 Moderate or heavy rain shower
Moderate or heavy rain shower
 15° /1° 1.9 mm 0 cm
May 18 Moderate or heavy rain shower
Moderate or heavy rain shower
 11° /3° 7 mm 0 cm
May 19 Patchy rain possible
Patchy rain possible
 15° /1° 0.8 mm 0 cm
May 20 Heavy rain at times
Heavy rain at times
 16° /4° 0.8 mm 0 cm
May 21 Sunny
Sunny
 17° /0° 0 mm 0 cm
May 22 Patchy rain possible
Patchy rain possible
 21° /1° 0.1 mm 0 cm
May 23 Cloudy
Cloudy
 22° /4° 0 mm 0 cm
May 24 Partly cloudy
Partly cloudy
 25° /7° 0.2 mm 0 cm
May 25 Sunny
Sunny
 26° /6° 0.3 mm 0 cm
May 26 Sunny
Sunny
 22° /8° 3.6 mm 0 cm
May 27 Mist
Mist
 26° /7° 0.1 mm 0 cm
May 28 Overcast
Overcast
 26° /9° 0 mm 0 cm
May 29 Sunny
Sunny
 26° /9° 0.7 mm 0 cm
May 30 Sunny
Sunny
 21° /8° 10 mm 0 cm
May 31 Sunny
Sunny
 24° /8° 1.2 mm 0 cm
Next
Important Notice
Our weather forecast for Idaho Falls in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Idaho Falls forecast closer to your planned date for the most up-to-date weather information.
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Idaho Falls in May - FAQ

What are the expected maximum and minimum temperatures in Idaho Falls during May?

Enjoy moderate daytime temperatures of up to 21° and cooler nights around 5°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Idaho Falls during May?

In May, Idaho Falls can expect light to moderate rainfall, totaling 28.4 mm across approximately 5 days. Occasional showers are possible, and planning ahead for them could be helpful.

Will it snow in Idaho Falls in May 2027?

Idaho Falls typically sees 0.54 cm of snowfall during May.

What are the typical wind conditions in Idaho Falls during May?

The average wind speed in Idaho Falls during May is 21 km/h, suggesting breezy to windy conditions, depending on your activities.

Idaho Falls snow forecast May 2027

Track daily snowfall levels and discover Idaho Falls’s snowy potential this May ❄️
On average, Idaho Falls sees 1 snowy days during May, with approximately 0.5 cm of total snowfall.

May rainfall patterns in Idaho Falls

Explore the daily rainfall trends and prepare for Idaho Fallss May weather 💧
Typically, Idaho Falls has 5 rainy days in May with a total of 28.4 mm of rainfall.

UV exposure in Idaho Falls during May

Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️

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Location coordinates Where is Idaho Falls?

Get accurate weather forecasts for Idaho Falls, located at latitude 43.467 and longitude -112.034. Stay updated with localized weather information tailored for Idaho Falls.

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