Wyoming

Wyoming Weather in May

Average temperatures, rainfall, sunshine and the best places to visit in Wyoming, the United States of America in May.

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Cody Cheyenne Powell Jackson

Planning a getaway to Wyoming, the United States of America this May and curious about the weather you should prepare for? Discover all the vital details you need on this page, solving your puzzle:

What to Expect in Wyoming in May

Wyoming, the United States of America is a region in the United States of America. May in Wyoming generally has temperatures that range from mild to pleasant, with precipitation levels ranging from moderate to high.

Temperatures

Based on our climate data spanning from 1990-2020, the average maximum temperature is mild in Alta at 14°C (57°F) to pleasant in Greybull at 21°C (70°F). Nighttime temperatures generally drop to 6°C (43°F) in Greybull and 1°C (34°F) in Alta.

To explore the conditions in Wyoming, the United States of America in more detail, check the map below.

Precipitation

In May, precipitation varies across different areas. From moderate rainfall in Powell with an average of 38 mm (1.5 in) to high rainfall in Sundance with 103 mm (4.1 in). Based on our climate, it is the month with the most precipitation throughout the year in Cody.

Explore Wyoming by month

Pick a month to see the average temperature, rainfall and sunshine in Wyoming - and find the best time to visit. (based on Cody)

January3°C (37°F) February3°C (37°F) March10°C (50°F) April13°C (55°F) May18°C (64°F) June24°C (75°F) This monthJuly30°C (86°F) August28°C (82°F) September23°C (73°F) October15°C (59°F) November8°C (46°F) December1°C (34°F)
Best Time to Visit Wyoming →

Best Places to Visit in Wyoming in May

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Wyoming.

Conditions Temperatures Precipitation
perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Wyoming

What is the weather like in May for some of the most popular destinations in Wyoming, the United States of America?

Temperature range in Wyoming (May)

Precipitation variation in Wyoming (May)

Cody

In May Cody generally has moderate temperatures with maximum daytime temperatures around 18°C (64°F), minimum nighttime temperatures around 5°C (41°F) and moderate monthly rainfall. So on average the conditions are very good that month.

« April
May
June »
April
May
June
Max temperature
13°C (55°F)
18°C (64°F)
24°C (75°F)
Min temperature
0°C (32°F)
5°C (41°F)
10°C (50°F)
Monthly rainfall
28 mm (1.1 in)
57 mm (2.2 in)
30 mm (1.2 in)
Monthly rainy days
10 days
15 days
11 days
Weather conditions
good
very good
excellent
Climate in Cody →

Cheyenne

In May Cheyenne generally has moderate temperatures with maximum daytime temperatures around 17°C (63°F), minimum nighttime temperatures around 4°C (39°F) and moderate monthly rainfall. So on average the conditions are good that month.

« April
May
June »
April
May
June
Max temperature
13°C (55°F)
17°C (63°F)
25°C (77°F)
Min temperature
-1°C (30°F)
4°C (39°F)
10°C (50°F)
Monthly sun hours
280 hours
290 hours
305 hours
Monthly rainfall
49 mm (1.9 in)
68 mm (2.7 in)
51 mm (2 in)
Monthly rainy days
10 days
15 days
12 days
Weather conditions
mixed
good
excellent
Climate in Cheyenne →

Powell

In May Powell generally has pleasant temperatures with maximum daytime temperatures around 19°C (66°F), minimum nighttime temperatures around 5°C (41°F) and moderate monthly rainfall. So on average the conditions are very good that month.

« April
May
June »
April
May
June
Max temperature
14°C (57°F)
19°C (66°F)
26°C (79°F)
Min temperature
-1°C (30°F)
5°C (41°F)
10°C (50°F)
Monthly rainfall
13 mm (0.5 in)
38 mm (1.5 in)
21 mm (0.8 in)
Monthly rainy days
6 days
11 days
8 days
Weather conditions
very good
very good
excellent
Climate in Powell →

Jackson

In May Jackson generally has moderate temperatures with maximum daytime temperatures around 14°C (57°F), minimum nighttime temperatures around 0°C (32°F) and moderate monthly rainfall. So on average the conditions are good that month.

« April
May
June »
April
May
June
Max temperature
9°C (48°F)
14°C (57°F)
21°C (70°F)
Min temperature
-4°C (25°F)
0°C (32°F)
4°C (39°F)
Monthly sun hours
250 hours
290 hours
300 hours
Monthly rainfall
54 mm (2.1 in)
48 mm (1.9 in)
40 mm (1.6 in)
Monthly rainy days
16 days
14 days
12 days
Weather conditions
less favorable
good
excellent
Climate in Jackson →

Teton Village

In May Teton Village generally has moderate temperatures with maximum daytime temperatures around 15°C (59°F), minimum nighttime temperatures around 0°C (32°F) and moderate monthly snow/rainfall. So on average the conditions are good that month.

« April
May
June »
April
May
June
Max temperature
9°C (48°F)
15°C (59°F)
22°C (72°F)
Min temperature
-4°C (25°F)
0°C (32°F)
4°C (39°F)
Monthly sun hours
250 hours
290 hours
300 hours
Monthly snow/rainfall
57 mm (2.2 in)
50 mm (2 in)
38 mm (1.5 in)
Monthly rainy days
17 days
15 days
11 days
Weather conditions
less favorable
good
excellent
Climate in Teton Village →

Is your destination not in the list? Have a look at all destinations in Wyoming, in the United States of America.

Popular cities in May

Day & night temperatures, rainfall and average weather in Wyoming in May.

City Weather Day temp Night temp Rainfall
Cody 18°C (64°F) 5°C (41°F) 57 mm (2.2 in)
Cheyenne 17°C (63°F) 4°C (39°F) 68 mm (2.7 in)
Powell 19°C (66°F) 5°C (41°F) 38 mm (1.5 in)
Jackson 14°C (57°F) 0°C (32°F) 48 mm (1.9 in)
Teton Village 15°C (59°F) 0°C (32°F) 50 mm (2 in)
Wilson 16°C (61°F) 0°C (32°F) 52 mm (2 in)

Wyoming weather in May: frequently asked questions

What is the weather like in Wyoming, the United States of America in May?

Wyoming, the United States of America typically experiences very good weather in May, part of the season. Daytime highs in Cody average around 18°C (64°F), and temperatures drop to about 5°C (41°F) at night.

What is the average temperature in Wyoming, the United States of America in May?

Daytime temperatures in Cody peak at roughly 18°C (64°F) in May, dropping to about 5°C (41°F) overnight.

Does Wyoming, the United States of America get a lot of rain in May?

Rain is generally moderate to light in Wyoming, the United States of America during May, with Cody averaging close to 57 mm (2.2 in).

Is May a Good Time to Visit Wyoming, the United States of America?

In our opinion, May is a good time to visit Wyoming, the United States of America with overall very good weather in Cody. It's worth noting that weather conditions might differ depending on the location you visit.

Generally speaking, the best visiting conditions can be found in June, August and September offering mostly excellent weather in Cody. The weather in January, February and December, on the other hand, tends to be less favorable.

Interested in more climate information?

We have much more information about the climate in Wyoming.

Weather and climate has detailed information for every country in the world. Are you going to the United States of America? Get detailed historical weather averages for many cities in the United States of America.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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