Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Hailey has a cool climate with an average annual temperature of 40°F (5°C). Winters average 20°F in January while summers reach 63°F in July. The area gets 302 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 17.3 inches (drier than the 38-inch national average). The area receives 102.0 inches of snow annually, making winter weather a significant factor for residents. Air quality is rated Good with a median AQI of 33. The city sits at an elevation of 5,316 feet.
Temperature
20°F Jan (-7°C)63°F Jul (17°C)
Annual Average
40.2°F
26% below US avg
January Average
20°F (-7°C)
July Average
63°F (17°C)
Sunny Days
302 days/yr
Geography
Elevation
5,316 ft (1,620 m)
Area
3.6 sq mi (9.2 km²)
Population Density
2,372/sq mi
Coordinates
43.5127°N, 114.2995°W
Timezone
America/Boise
County
Camas County County
Nearest Airport
Joslin Field/Magic Valley Regional (TWF) 72 miles away
Precipitation & Snow
Annual Rainfall17.3"
54% below US avg
Snowfall102.0"
Wettest Month (Dec)2.20"
Driest Month (Jul)0.87"
Air Quality
AQI Median
33.0
Rating
Good
Natural Hazard Risk
Overall Risk
Very Low
Risk Score
6.0 / 100
Social Vulnerability
46.3 / 100
Community Resilience
37.0 / 100
Hazard Breakdown
Tornado
Very Low
Earthquake
Very Low
Wildfire
Relatively Low
Flood
Very Low
Hail
Very Low
Strong Wind
Very Low
Heat Wave
Very Low
Winter Weather
Very Low
Lightning
Very Low
Ice Storm
Very Low
Drought
Very Low
Cold Wave
Very Low
Landslide
Very Low
Volcano
Very Low
Avalanche
Relatively High
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
1,561 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M6.5.
Mar 31, 2020
Stanley, Idaho
M6.5
124 km
12 km
Jan 3, 2015
9 km E of Challis, Idaho
M5.0
112 km
9 km
Apr 1, 2020
21 km WNW of Stanley, Idaho
M4.8
114 km
10 km
Jun 7, 1994
18 km E of Challis, Idaho
M4.8
112 km
5 km
Apr 13, 2014
15 km NNW of Challis, Idaho
M4.8
123 km
4 km
Jun 25, 2020
27 km NW of Stanley, Idaho
M4.6
121 km
8 km
May 4, 1992
20 km E of Challis, Idaho
M4.6
114 km
10 km
Dec 28, 1991
southern Idaho
M4.4
117 km
5 km
May 14, 2020
31 km NW of Stanley, Idaho
M4.4
124 km
13 km
Apr 1, 2020
23 km NW of Stanley, Idaho
M4.4
116 km
7 km
Apr 14, 2014
13 km NW of Challis, Idaho
M4.4
121 km
7 km
May 21, 2020
26 km NW of Stanley, Idaho
M4.4
120 km
6 km
May 6, 1992
17 km E of Challis, Idaho
M4.4
110 km
5 km
Feb 17, 1992
33 km NNE of Stanley, Idaho
M4.3
116 km
5 km
Jun 8, 2025
24 km E of Clayton, Idaho
M4.3
85 km
7 km
Jan 28, 1995
33 km NNE of Stanley, Idaho
M4.3
116 km
5 km
Mar 22, 1992
11 km NE of Challis, Idaho
M4.3
120 km
5 km
Jun 14, 2020
10 km NW of Stanley, Idaho
M4.2
104 km
8 km
Jun 9, 2020
11 km NW of Stanley, Idaho
M4.2
105 km
10 km
Aug 13, 1998
3 km ESE of Challis, Idaho
M4.2
109 km
5 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
37 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF2.
Date
Rating
Distance
Path
Fatalities
Jun 9, 1990
EF2
88 km
0.2 mi
0
Sep 11, 1968
EF2
96 km
0.5 mi
0
May 21, 1992
EF1
77 km
0.2 mi
0
Jun 10, 1990
EF1
93 km
0.2 mi
0
Apr 20, 1988
EF1
92 km
1.0 mi
0
Apr 20, 1988
EF1
70 km
1.0 mi
0
Jul 21, 1987
EF1
45 km
0.2 mi
0
Jul 18, 1987
EF1
62 km
1.0 mi
0
Aug 10, 1986
EF1
100 km
2.0 mi
0
May 2, 1985
EF1
69 km
0.1 mi
0
Jul 5, 1961
EF1
67 km
5.1 mi
0
Jun 2, 1961
EF1
84 km
0.1 mi
0
Jun 3, 1956
EF1
79 km
0.1 mi
0
May 27, 2019
EF0
100 km
0.5 mi
0
Jun 21, 2018
EF0
76 km
5.1 mi
0
Jun 30, 2016
EF0
84 km
1.5 mi
0
Aug 20, 2014
EF0
71 km
0.1 mi
0
May 8, 2013
EF0
80 km
1.0 mi
0
Oct 4, 2006
EF0
65 km
0.1 mi
0
Oct 4, 2006
EF0
53 km
0.5 mi
0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Nearby Volcanoes
4 volcanoes within 200 km.
Closest: Black Butte Crater Lava Field (37 km).
Name
Type
Elevation
Last Eruption
Distance
Black Butte Crater Lava Field
Shield
1,478 m (4,849 ft)
-8400
37 km
Craters of the Moon
Pyroclastic cone(s)
2,005 m (6,578 ft)
-130
65 km
Wapi Lava Field
Shield
1,604 m (5,262 ft)
-300
112 km
Hell's Half Acre
Shield
1,631 m (5,351 ft)
-3250
149 km
Source: Smithsonian Institution Global Volcanism Program (GVP).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km.
Largest: RICHFIELDS (178,385 acres, 1996).
Year
Name
Acres Burned
Distance
1996
RICHFIELDS
178,385
59 km
1992
BLACK RIDGE
147,833
61 km
2012
TRINITY RIDGE
141,807
91 km
1999
MULE BUTTE
138,102
98 km
2013
ELK COMPLEX
129,565
96 km
2013
BEAVER CREEK
111,286
20 km
2012
FLAT TOP 2
102,340
65 km
1990
THORN CREEK
70,365
40 km
2018
SHARPS
63,895
21 km
2017
MAMMOTH CAVE
50,391
41 km
2007
CASTLE ROCK
48,430
22 km
2005
RUPERT
45,361
89 km
2007
RED BRIDGE
44,096
75 km
2005
VALLEY ROAD
40,801
72 km
2022
ROSS FORK
40,690
60 km
2016
LAIDLAW
40,551
65 km
2011
BLAIR
40,086
86 km
2008
SOUTH BARKER WFU
36,091
69 km
2000
COFFEE POINT NORTH
35,980
99 km
2017
SHOESTRING
35,543
74 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
20°F (-7°C)
2.2 in
February
22°F (-5°C)
1.7 in
March
28°F (-2°C)
1.6 in
April
36°F (2°C)
1.2 in
May
45°F (7°C)
1.7 in
June
53°F (11°C)
1.5 in
July
63°F (17°C)
0.9 in
Warmest, Driest
August
60°F (16°C)
0.9 in
September
53°F (11°C)
1.1 in
October
43°F (6°C)
1.0 in
November
29°F (-2°C)
1.7 in
December
20°F (-7°C)
2.2 in
Coldest, Wettest
Hailey has a seasonal temperature swing of 43°F / from 20°F in December to 63°F in July. Total annual precipitation is 17.6 inches, with December being the wettest month (2.2") and July the driest (0.9").