Jackson Hole in May
In May, Jackson Hole averages 14°C (56°F) during the day and 0°C (32°F) at night, with around 12 days of rain (53 mm total).
ShoulderConditions are cool — bring a jacket for evenings. Plan for unsettled weather and bring rain gear.
May in Jackson Hole is outside the typical sweet spot for sightseeing weather. It can still be a great time to visit if you have specific reasons (festivals, off-season pricing, etc.).
How May compares to the rest of the year in Jackson Hole
May is in the middle of the year for warmth in Jackson Hole (5th of 12) and moderately rainy compared to the rest of the year (6th of 12). Daytime temperature runs 3°C above the annual average (11°C). May runs 6°C warmer than April (8°C) and warms a further 8°C into June (22°C).
May sunrise & sunset in Jackson Hole
Times shown for Jackson Hole local time (America/Denver), calculated for the 15th of May. They shift by a few minutes day to day across the month.
Photography light in Jackson Hole — May
Golden-hour and blue-hour windows for the 15th of May, in Jackson Hole's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).
📅 When to book — Jackson Hole in May
Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on May's tier (Shoulder) and Jackson Hole's popularity.
Crowds & pricing — May in Jackson Hole
Jackson Hole is in a shoulder season month — fewer crowds, slightly lower prices, and a calmer atmosphere than peak weeks. Most major sights stay open with normal hours, though a handful of seasonal restaurants or boat trips may run reduced schedules. Many regulars consider these months the best time to visit because you trade a small amount of weather reliability for a much more pleasant on-the-ground experience.
Sun & mosquito risk — May in Jackson Hole
UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.
Jackson Hole in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | -2°C / 29°F | -10°C / 13°F | 71 mm | 13 | — |
| February | 0°C / 31°F | -9°C / 16°F | 88 mm | 15 | — |
| March | 5°C / 40°F | -6°C / 21°F | 72 mm | 14 | — |
| April | 8°C / 46°F | -3°C / 27°F | 66 mm | 14 | — |
| May | 14°C / 56°F | 0°C / 32°F | 53 mm | 12 | — |
| June | 22°C / 71°F | 6°C / 42°F | 46 mm | 9 | — |
| July | 27°C / 80°F | 10°C / 50°F | 17 mm | 5 | — |
| August | 26°C / 78°F | 10°C / 49°F | 39 mm | 6 | — |
| September | 21°C / 69°F | 6°C / 42°F | 59 mm | 8 | — |
| October | 12°C / 53°F | -1°C / 31°F | 59 mm | 10 | — |
| November | 3°C / 37°F | -8°C / 18°F | 77 mm | 11 | — |
| December | -2°C / 28°F | -11°C / 12°F | 77 mm | 14 | — |
Other cities with similar May weather
🌍 See the full ranked list of climate twins for Jackson Hole in May →
Frequently asked questions
How hot is Jackson Hole in May?
In May, Jackson Hole averages a high of 14°C (56°F) and a low of 0°C (32°F) — generally cool.
Does it rain a lot in Jackson Hole in May?
May can be fairly wet in Jackson Hole, with about 12 rainy days on average.
Is May a good time to visit Jackson Hole?
May is cool. It suits travelers who are comfortable with cool weather; check the month-by-month ranking to compare it against the rest of the year.
What should I pack for Jackson Hole in May?
Pack a warm jacket and layers, plus a compact umbrella or rain jacket. See the full May packing list for Jackson Hole for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.