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Hailey (ID) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Hailey.
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Climate overview of Hailey
Hailey, Idaho, United States of America, sees big temperature differences between seasons, with July peaking at 29°C (84°F) and December dropping to 0°C (32°F).
The city tends toward dry conditions, with around 389 mm (15 in) of rain/snowfall per year. It does, however, have a distinct dry season from April to November, with warm summers and very cold winters.
Hailey Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Hailey - and find the best time to visit.
Monthly Temperature in Hailey
Visitors to Hailey can expect significant temperature changes throughout the year. Typically, average maximum daytime temperatures range from a comfortable 29°C (84°F) in July to a very cold 0°C (32°F) in the coolest month, December.
Nights vary from 11°C (52°F) in July to around -11°C (12°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Hailey
Hailey typically sees modest rain/snowfall throughout the year, with an average annual precipitation of 389 mm (15 in). The climate in Hailey shows significant variation throughout the year. Expect moderate snowfall in December, the wettest month, with an average of 69 mm (2.7 in) of precipitation over 14 snowy days.
In contrast, the driest month July offers drier and sunnier days, with around 9.7 mm (0.4 in) of rainfall over 5 rainy days. For more details, please visit our Hailey Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Hailey
For comfortable weather, consider visiting Hailey in June, July, August and September. Conditions are usually least favourable in January, February, March, November and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
cold
Feb
cold
Mar
cold
Apr
mixed
May
good
Jun
excellent
Jul
excellent
Aug
excellent
Sep
excellent
Oct
good
Nov
cold
Dec
cold
- Best overall: June, July, August and September
- Warmest weather: July and August
- Fewest rainy days: July, August and September
- Seasonal pattern: A distinct dry season from April to November, with warm summers and very cold winters
- Coldest conditions: December, with freezing nights around -11°C (12°F).
Frequently asked questions about the climate in Hailey
What is the best time to visit Hailey?
June, July, August and September typically offer the most optimal weather in Hailey. In contrast, January, February, March, November and December tend to have less optimal conditions. Hailey has a distinct dry season from April to November, with warm summers and very cold winters.
What temperatures can I expect in Hailey?
Daytime highs range from 0°C (32°F) in December to 29°C (84°F) in July. Nighttime lows range from -11°C (12°F) to 11°C (52°F). Temperatures vary considerably through the year.
How much rain does Hailey get?
Annual rainfall is around 389 mm (15 in). December is the wettest month with 69 mm (2.7 in), while July is the driest with 9.7 mm (0.4 in). In the coldest months, precipitation may fall as snow.
Hailey 3-Day Forecast
Hailey on the map
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