Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Rainbow enjoys a temperate climate with an average annual temperature of 65°F (18°C). Winters average 57°F in January while summers reach 74°F in July / relatively mild seasonal variation. The area gets 330 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 15.3 inches (drier than the 38-inch national average). Air quality is rated Good with a median AQI of 48. The city sits at an elevation of 1,271 feet.
Temperature
57°F Jan (14°C)74°F Jul (23°C)
Annual Average
65.1°F
21% above US avg
January Average
57°F (14°C)
July Average
74°F (23°C)
Sunny Days
330 days/yr
Geography
Elevation
1,271 ft (387 m)
Area
11.0 sq mi (28.6 km²)
Population Density
162/sq mi
Coordinates
33.4099°N, 117.1394°W
Timezone
America/Los_Angeles
County
Orange County County
Nearest Airport
John Wayne/Orange County (SNA) 46 miles away
Precipitation & Snow
Annual Rainfall15.3"
60% below US avg
Wettest Month (Jan)2.72"
Driest Month (Jun)0.08"
Air Quality
AQI Median
48.0
Rating
Good
Natural Hazard Risk
Overall Risk
Very High
Risk Score
99.8 / 100
Social Vulnerability
24.9 / 100
Community Resilience
16.3 / 100
Hazard Breakdown
Tornado
Relatively Moderate
Hurricane
No Rating
Earthquake
Very High
Wildfire
Relatively High
Flood
Very High
Hail
Relatively Moderate
Strong Wind
Relatively Moderate
Heat Wave
Relatively High
Winter Weather
Very Low
Lightning
Relatively Moderate
Drought
Relatively Low
Cold Wave
No Rating
Landslide
Relatively High
Coastal Flood
Relatively High
Tsunami
Relatively Low
Avalanche
Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
11,707 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M7.3.
Jun 28, 1992
The 1992 Landers, California Earthquake
M7.3
109 km
0 km
Jun 28, 1992
The 1992 Big Bear, California Earthquake
M6.3
93 km
4 km
Apr 23, 1992
The 1992 Joshua Tree, California Earthquake
M6.1
98 km
12 km
Jun 28, 1991
The 1991 Sierra Madre, California Earthquake
M5.8
124 km
8 km
Jun 28, 1992
3km NE of Yucca Valley, California
M5.8
105 km
-1 km
Jun 15, 2010
8km ESE of Ocotillo, CA
M5.7
139 km
9 km
Jun 28, 1992
2km SSW of Joshua Tree, California
M5.7
109 km
6 km
Jun 29, 1992
3km ESE of Yucca Valley, California
M5.7
103 km
10 km
Oct 16, 1999
7km ENE of Running Springs, CA
M5.6
93 km
6 km
Jun 28, 1992
11km SSE of Big Bear Lake, California
M5.5
88 km
10 km
Feb 28, 1990
The 1990 Upland, California Earthquake
M5.5
97 km
3 km
Jun 28, 1992
0km E of Yucca Valley, CA
M5.5
102 km
8 km
Jul 7, 2010
20km NNW of Borrego Springs, CA
M5.4
62 km
12 km
Jun 28, 1992
26km NNW of Yucca Valley, CA
M5.4
119 km
4 km
Oct 16, 1999
32km SSW of Ludlow, California
M5.4
141 km
1 km
Jul 1, 1992
24km N of Yucca Valley, California
M5.3
120 km
5 km
Nov 27, 1992
10km NNW of Big Bear City, California
M5.3
106 km
0 km
Dec 4, 1992
10km SE of Lucerne Valley, California
M5.3
109 km
1 km
Sep 15, 1992
9km SE of Yucca Valley, California
M5.3
102 km
7 km
Jun 28, 1992
1km N of Big Bear Lake, California
M5.3
96 km
7 km
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Tornado History
85 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF2. Total: 15 injuries.
Date
Rating
Distance
Path
Fatalities
May 22, 2008
EF2
53 km
2.8 mi
0
Nov 7, 1966
EF2
77 km
0.2 mi
0
Aug 6, 2015
EF1
97 km
4.0 mi
0
Jan 19, 2010
EF1
98 km
4.6 mi
0
Feb 19, 2005
EF1
8 km
2.8 mi
0
Nov 10, 2000
EF1
52 km
0.4 mi
0
Jan 29, 1998
EF1
43 km
0.5 mi
0
Dec 21, 1997
EF1
85 km
1.0 mi
0
Nov 11, 1997
EF1
70 km
0.2 mi
0
Dec 22, 1996
EF1
66 km
0.1 mi
0
Jan 14, 1993
EF1
91 km
1.0 mi
0
Dec 7, 1992
EF1
86 km
0.1 mi
0
Dec 7, 1992
EF1
88 km
0.1 mi
0
Mar 27, 1991
EF1
29 km
0.2 mi
0
Mar 27, 1991
EF1
85 km
3.0 mi
0
Mar 19, 1991
EF1
74 km
1.0 mi
0
Mar 16, 1986
EF1
86 km
1.2 mi
0
Nov 9, 1982
EF1
53 km
0.2 mi
0
Feb 20, 1980
EF1
70 km
0.1 mi
0
Jan 31, 1979
EF1
78 km
2.0 mi
0
Source: NOAA Storm Prediction Center (EF0+, 1950-2024, US only).
Tsunami History
2 tsunamis recorded within 500 km.
Highest wave on record: 1.2 m (4 ft).
Year
Location
Cause
Max Wave
Deaths
Distance
1862
S. CALIFORNIA
Eruption + Earthquake
1.2 m
-
79 km
1855
S. CALIFORNIA
Eruption + Earthquake
-
-
117 km
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
1 volcano within 200 km.
Closest: Salton Buttes (144 km).
Name
Type
Elevation
Last Eruption
Distance
Salton Buttes
Lava dome(s)
-40 m (-131 ft)
210
144 km
Source: Smithsonian Institution Global Volcanism Program (GVP).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km.
Largest: CEDAR (268,362 acres, 2003).
Year
Name
Acres Burned
Distance
2003
CEDAR
268,362
63 km
2007
WITCH
167,551
51 km
2007
HARRIS
90,443
92 km
2003
OLD
90,180
94 km
2006
MILLARD
86,585
92 km
2002
PINES
65,407
60 km
2003
PARADISE
55,995
31 km
2003
GRAND PRIX
50,799
92 km
2007
POOMACHA
47,496
24 km
2006
ESPERANZA
40,566
56 km
2003
MINE/OTAY
37,232
92 km
2008
YELLOW
33,232
29 km
2020
APPLE
32,374
74 km
2015
LAKE
30,421
89 km
2008
FREEWAY COMPLEX
29,350
80 km
2022
FAIRVIEW
28,680
39 km
2013
MOUNTAIN
28,202
59 km
2007
SANTIAGO
27,605
59 km
1998
EDNA
27,561
56 km
2020
INDIA
24,193
26 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
57°F (14°C)
2.7 in
Wettest
February
54°F (12°C)
2.6 in
March
55°F (13°C)
2.4 in
April
59°F (15°C)
1.1 in
May
63°F (17°C)
0.4 in
June
69°F (20°C)
0.1 in
Driest
July
74°F (23°C)
0.1 in
August
77°F (25°C)
0.2 in
Warmest
September
73°F (23°C)
0.5 in
October
67°F (19°C)
0.4 in
November
59°F (15°C)
1.7 in
December
53°F (12°C)
2.0 in
Coldest
Rainbow has a seasonal temperature swing of 24°F / from 53°F in December to 77°F in August. Total annual precipitation is 13.9 inches, with January being the wettest month (2.7") and June the driest (0.1").