Grand Teton National Park

Grand Teton National Park Weather in May

Average temperatures, rainfall, sunshine and the best places to visit in Grand Teton National Park, the United States of America in May.

Considering a trip to Grand Teton National Park, the United States of America this May and wondering about the expected weather conditions? Find all the crucial information you need right here, addressing your question:

What to Expect in Grand Teton National Park in May

Grand Teton National Park, the United States of America is a region in the United States of America. May in Grand Teton National Park generally has mild temperatures, with moderate precipitation.

Temperatures

You can expect mild maximum daytime temperatures of around 14°C (57°F) and nighttime temperatures around 0°C (32°F) in Jackson.

To learn more about the conditions in specific areas of Grand Teton National Park, the United States of America, check out the map below.

Precipitation

In May, precipitation varies across different areas. From moderate rainfall in Moose Wilson Road with an average of 47 mm (1.9 in) to moderate rainfall in Moran with 55 mm (2.2 in).

Average sunshine

May brings good sunshine to many areas. Jackson sees around 290 hours of sunlight, great for visitors looking for bright days.

Explore Grand Teton National Park by month

Pick a month to see the average temperature, rainfall and sunshine in Grand Teton National Park - and find the best time to visit. (based on Jackson)

Best Places to Visit in Grand Teton National Park in May

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Grand Teton National Park.

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 Grand Teton National Park

What is the weather like in May for some of the most popular destinations in Grand Teton National Park, the United States of America?

Temperature range in Grand Teton National Park (May)

Precipitation variation in Grand Teton National Park (May)

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.

May
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

Moose Wilson Road

In May Moose Wilson Road generally has moderate temperatures with maximum daytime temperatures around 16°C (61°F), minimum nighttime temperatures around 0°C (32°F) and moderate monthly rainfall. So on average the conditions are good that month.

May
April
May
June
Max temperature
10°C (50°F)
16°C (61°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 rainfall
57 mm (2.2 in)
47 mm (1.9 in)
35 mm (1.4 in)
Monthly rainy days
20 days
14 days
10 days
Weather conditions

Moran

In May Moran generally has moderate temperatures with maximum daytime temperatures around 15°C (59°F), minimum nighttime temperatures around -1°C (30°F) and moderate monthly snow/rainfall. So on average the conditions are good that month.

May
April
May
June
Max temperature
9°C (48°F)
15°C (59°F)
21°C (70°F)
Min temperature
-6°C (21°F)
-1°C (30°F)
3°C (37°F)
Monthly sun hours
250 hours
290 hours
300 hours
Monthly snow/rainfall
55 mm (2.2 in)
55 mm (2.2 in)
43 mm (1.7 in)
Monthly rainy days
17 days
16 days
13 days
Weather conditions

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

Popular cities in May

Day & night temperatures, rainfall and average weather in Grand Teton National Park in May.

City Weather Day temp Night temp Rainfall
Jackson 14°C (57°F) 0°C (32°F) 48 mm (1.9 in)
Moose Wilson Road 16°C (61°F) 0°C (32°F) 47 mm (1.9 in)
Moran 15°C (59°F) -1°C (30°F) 55 mm (2.2 in)

Grand Teton National Park weather in May: frequently asked questions

What is the weather like in Grand Teton National Park, the United States of America in May?

May in Grand Teton National Park, the United States of America brings good weather. In Jackson, daytime temperatures are typically around 14°C (57°F) and nighttime lows hover near 0°C (32°F).

What is the average temperature in Grand Teton National Park, the United States of America in May?

In Jackson, the average daytime high in May is 14°C (57°F), while nighttime temperatures drop to around 0°C (32°F).

Does Grand Teton National Park, the United States of America get a lot of rain in May?

Not particularly. Jackson averages just 48 mm (1.9 in) of rain in May, making it a mostly dry month for Grand Teton National Park, the United States of America.

Is May a Good Time to Visit Grand Teton National Park, the United States of America?

Given the typically good weather conditions in Jackson, May might be a good time to visit Grand Teton National Park, the United States of America. However, the weather conditions may vary depending on your destination.

On average, the best time to visit Grand Teton National Park, the United States of America is in June, July, August and September with generally excellent weather in Jackson. In contrast, January, February, March, April, November and December tend to have less favorable weather conditions.

Interested in more climate information?

We have much more information about the climate in Grand Teton National Park.

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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