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Billings in May: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in Billings in May will be like? Take a look at our weather guide for Billings, based on historical data.
Check flight prices to Billings on Avionero:
May

Weather in Billings in May 2026

Good Weather
Mild
🌧️
Rainy
Planning a trip to Billings in May? You are in luck! The weather is generally good, with an average maximum temperature of +70°F and approximately 5 sunny days. Just be prepared for some rain, as there are usually around 17 rainy days and 72 mm of precipitation. Expect good weather and pack accordingly to enjoy the outdoors. Search flights in one click on Avionero.

Average weather

☀️
+70°F
Avg. max. temperature
+21°F
Min.
+95°F
Max.
72 mm
Total precipitation
55%
Avg. humidity
3 m/s
Avg. wind
5 ☀️
Sunny Days
8 ⛅️
Cloudy
17 🌦
Rainy
Our opinion: Billings has good weather in May.

Average temperature in Billings in May

Here are the expected maximum, average and minimum temperatures in Billings for May based on the historical data.
Last Year
Historical Data

Going from a maximum of +86°F during the day to a minimum of +41°F during the night, the temperature in May averages around +75°F.

The average maximum temperature goes up 16% by the end of the month, compared with the beginning of the month, from +75°F to +82°F.

Is Billings warm or cold in May?

Billings is typically mild in May.

Maximum temperatures go up compared to the previous month from +61°F to +70°F. The minimum temperature also goes up from +37°F to +46°F.

Pack a light jacket as it will be warm in the day and cool in the evenings.

Take a look at how May is compared to other months in Billings:

Climate in Billings in May

Billings weather looks like this, on average, in May and the surrounding months.
AprilMayJune
Avg. temperature
+61°F+70°F+81°F
Min. temperature
-8°F+21°F+34°F
Max. temperature
+90°F+95°F+106°F
Rainfall
43 mm72 mm58 mm
Wind
3 m/s3 m/s3 m/s
Humidity
55%55%53%
Air pressure
1013 HPa1011 HPa1010 HPa
Sunny days
456
Cloudy days
987
Rainy days
121715
Snowy days
410

May weather is still as good as in April. It’s getting warmer as May arrives. The average maximum temperature goes up from +61°F to +70°F during the day. Prepare for more rain. Average rainfall goes from 43 mm to 72 mm. Humidity levels don’t change as the month goes on, averaging around 55%. The average wind speed doesn’t change much during May, staying around 3 m/s. The good news is there are likely to be more sunny days in May, from 4 to 5.

June brings much the same weather, it remains good.

Wind

Wind speed in Billings in May based on historical data.
Last Year
Historical Data

The average wind speed is 3 m/s getting up to 4 m/s which is a light breeze; barely moving the tree leaves.

The average wind speed in Billings is gradually increasing during May, going from 3 m/s to 3 m/s over the course of the month.

Rain

Amount of rainfall in mm during May in Billings based on historical data.
Last Year
Historical Data
Typically, there is a 58% chance of rain on an average day in May, with total rainfall of approximately 94 mm. The maximum amount of rainfall per day is around 20 mm, which is considered light rain. May is a pretty wet month with over 18 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
May is one of the rainiest months in Billings, here is a comparison with other months, total mm:
Billings wettest month is May, where a typical day has a 55% chance of precipitation and 72 mm of rainfall per day. January, on the other hand, is the driest month with a mere 6% chance of precipitation and 4 mm of rainfall per day.

Snow

Amount of snow in mm during May in Billings based on historical data.
Last Year
Historical Data
Typically, there is a 0% chance of snow on an average day in May, with a total monthly snowfall of approximately 0 mm.

Here’s how May is compared with other months in the amount of snow, total mm:

How was the weather last May in Billings?

This is the weather in Billings in May 2024:
1 May
☀️
+76°F
2 May
☀️
+81°F
3 May
☁️
+81°F
4 May
☀️
+82°F
5 May
☁️
+80°F
6 May
☁️
+69°F
7 May
☁️
+68°F
8 May
☁️
+68°F
9 May
☀️
+72°F
10 May
☀️
+66°F
11 May
🌧️
+64°F
12 May
🌧️
+63°F
13 May
🌧️
+62°F
14 May
🌫️
+61°F
15 May
☀️
+76°F
16 May
☀️
+82°F
17 May
🌧️
+79°F
18 May
🌫️
+67°F
19 May
☀️
+76°F
20 May
☀️
+86°F
21 May
🌫️
+85°F
22 May
☀️
+84°F
23 May
☀️
+80°F
24 May
☁️
+82°F
25 May
🌧️
+76°F
26 May
🌧️
+70°F
27 May
🌧️
+77°F
28 May
☁️
+78°F
29 May
☁️
+82°F
30 May
☁️
+82°F
31 May
☁️
+82°F
In May 2024 Billings had 11 sunny days, 10 cloudy days, and 7 rainy days. The average maximum temperature was +75°F, with an absolute maximum of +86°F and a minimum of +61°F. The average humidity was 61%, with a maximum of 100% and a minimum of 21%. The average wind speed was 3 m/s, with a maximum of 11 m/s and a minimum of 0 m/s.
Are you planning a trip in May?

Climate Change Over the Years

This is how Billings climate has changed over the last 43 years.

The climate in Billings in May has not changed that much over the last 43 years.

The average temperature was the lowest in 1996 (+56°F) and the highest in 2012 (+66°F). The driest year was 1984 with only 203 mm of rainfall, and the wettest year was 2019 with 536 mm.

FAQ

Frequently asked questions about the weather in Billings in May:

Is May a good time to visit Billings?

May is a really good time to go to Billings. The weather is nice so plan your packing around outdoor activities and exploring. Check out other good time to visit Billings.

Can you sunbathe in Billings in May?

May has mild temperatures in Billings. Not ideal for sunbathing, but still good for daytime outdoor activities, but plan for cool evenings. Pack a light jacket and shorts!

Is Billings rainy in May?

Billings is often rainy in May. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Billings in May?

Usually, it’s not very sunny in Billings in May, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in USA

Check out the weather for other cities in USA.

Monthly weather in Billings

Source of the data

For this page, we’ve looked at the typical weather in Billings, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.