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Weather & Climate in Sunriver, OR
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Sunriver has a cool climate with an average annual temperature of 44°F (7°C). Winters average 30°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 19.1 inches (drier than the 38-inch national average). Air quality is rated Good with a median AQI of 32. The city sits at an elevation of 4,171 feet.
Temperature
30°F Jan (-1°C)
63°F Jul (17°C)
| Annual Average | 44.2°F |
| 18% below US avg | |
| January Average | 30°F (-1°C) |
| July Average | 63°F (17°C) |
| Sunny Days | 302 days/yr |
Geography
| Elevation | 4,171 ft (1,271 m) |
| Area | 3.5 sq mi (9.0 km²) |
| Population Density | 161/sq mi |
| Coordinates | 43.8821°N, 121.4350°W |
| Timezone | America/Los_Angeles |
| County | Deschutes County County |
| Nearest Airport | Mahlon Sweet Field (EUG) 90 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 32.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 84.9 / 100 |
| Social Vulnerability | 18.7 / 100 |
| Community Resilience | 69.2 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Relatively High |
| Flood | Relatively Moderate |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively High |
| Lightning | Relatively High |
| Ice Storm | Relatively Low |
| Drought | Very Low |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Low |
| Volcano | Relatively Moderate |
| Avalanche | Relatively High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
65 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.2.
| Jul 14, 2008 | 11 km ESE of Maupin, Oregon | M4.2 | 144 km | 16 km |
| Jul 4, 2015 | 16 km ENE of Springfield, Oregon | M4.1 | 114 km | 8 km |
| Jun 14, 2007 | 12 km ESE of Maupin, Oregon | M3.8 | 144 km | 18 km |
| Apr 28, 1999 | 54 km E of Silver Lake, Oregon | M3.8 | 116 km | 22 km |
| Jan 2, 2010 | 10 km ESE of Maupin, Oregon | M3.6 | 145 km | 14 km |
| Mar 1, 2007 | Washington-Oregon border region | M3.6 | 144 km | 23 km |
| Apr 20, 2009 | 10 km ESE of Maupin, Oregon | M3.6 | 144 km | 15 km |
| Apr 5, 2008 | 12 km ESE of Maupin, Oregon | M3.6 | 144 km | 18 km |
| Jun 1, 2008 | 11 km ESE of Maupin, Oregon | M3.4 | 144 km | 16 km |
| Sep 20, 1991 | 46 km E of Silver Lake, Oregon | M3.3 | 111 km | 19 km |
| May 2, 2007 | 12 km ESE of Maupin, Oregon | M3.3 | 144 km | 18 km |
| Feb 4, 2008 | 12 km ESE of Maupin, Oregon | M3.3 | 144 km | 19 km |
| Jun 20, 2008 | 12 km ESE of Maupin, Oregon | M3.2 | 144 km | 19 km |
| Apr 8, 2007 | 11 km ESE of Maupin, Oregon | M3.2 | 144 km | 21 km |
| Mar 20, 2008 | 12 km ESE of Maupin, Oregon | M3.1 | 144 km | 18 km |
| Apr 28, 2008 | Washington-Oregon border region | M3.1 | 144 km | 20 km |
| Apr 19, 2007 | 63 km W of Hines, Oregon | M3.1 | 133 km | -1 km |
| Mar 13, 1995 | 6 km NW of Lacomb, Oregon | M3.0 | 137 km | 24 km |
| Apr 27, 1999 | Oregon | M3.0 | 115 km | 15 km |
| Jan 20, 2007 | 11 km ESE of Maupin, Oregon | M3.0 | 144 km | 20 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
8 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF1.
| Date | Rating | Distance | Path | Fatalities |
| Aug 22, 1989 | EF1 | 29 km | 1.0 mi | 0 |
| Apr 13, 2017 | EF0 | 19 km | 0.1 mi | 0 |
| Jun 9, 2004 | EF0 | 86 km | 0.5 mi | 0 |
| Sep 25, 2001 | EF0 | 93 km | 2.0 mi | 0 |
| May 23, 2001 | EF0 | 53 km | 1.0 mi | 0 |
| Sep 3, 1997 | EF0 | 31 km | 1.0 mi | 0 |
| Jul 16, 1993 | EF0 | 96 km | 0.5 mi | 0 |
| Jun 22, 1983 | EF0 | 26 km | 0.1 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Nearby Volcanoes
11 volcanoes within 200 km. Closest: Bachelor (23 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Bachelor | Stratovolcano | 2,763 m (9,065 ft) | -5800 | 23 km |
| Newberry | Shield | 2,434 m (7,986 ft) | 690 | 24 km |
| Three Sisters | Complex | 3,159 m (10,364 ft) | 440 | 39 km |
| Davis Lake | Volcanic field | 2,163 m (7,096 ft) | -2790 | 47 km |
| Belknap | Shield(s) | 2,095 m (6,873 ft) | 480 | 55 km |
| Devils Garden | Volcanic field | 1,698 m (5,571 ft) | Unknown | 62 km |
| Sand Mountain Field | Pyroclastic cone(s) | 1,664 m (5,459 ft) | -950 | 68 km |
| Cinnamon Butte | Pyroclastic cone(s) | 1,956 m (6,417 ft) | Unknown | 90 km |
| Jefferson | Stratovolcano | 3,199 m (10,495 ft) | 950 | 93 km |
| Crater Lake | Caldera | 2,487 m (8,159 ft) | -2850 | 120 km |
| Hood | Stratovolcano | 3,426 m (11,240 ft) | 1866 | 167 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: HOLIDAY FARM (174,390 acres, 2020).
| Year | Name | Acres Burned | Distance |
| 2020 | HOLIDAY FARM | 174,390 | 90 km |
| 2022 | CEDAR CREEK MF | 136,357 | 57 km |
| 2003 | BB COMPLEX (BOOTH) | 91,281 | 75 km |
| 2011 | HIGH CASCADES | 44,498 | 96 km |
| 2023 | BEDROCK | 31,692 | 87 km |
| 2021 | GALES | 31,655 | 79 km |
| 2024 | WILEY FLAT | 30,255 | 93 km |
| 2012 | POLE CREEK | 26,982 | 38 km |
| 2017 | MR SEPARATION | 25,137 | 45 km |
| 2023 | LOOKOUT | 25,103 | 68 km |
| 2017 | MILLI 0843 CS | 24,074 | 47 km |
| 2002 | EYERLY COMPLEX (EYERLY) | 22,358 | 79 km |
| 2003 | DAVIS | 20,683 | 42 km |
| 1996 | SKELETON-EVANS WEST (SKELETON) | 18,844 | 24 km |
| 2000 | HASH ROCK | 17,163 | 99 km |
| 2009 | TUMBLEBUG COMPLEX | 14,605 | 83 km |
| 2007 | WSA LIGHTNING COMPLEX (BIDDLE PASS) | 14,147 | 90 km |
| 2012 | LAVA | 14,144 | 73 km |
| 1988 | PAULINA | 13,413 | 24 km |
| 2012 | WATERFALLS 2 | 12,612 | 98 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 30°F (-1°C) | 2.9 in | |
| February | 31°F (-1°C) | 1.9 in | |
| March | 35°F (2°C) | 1.7 in | |
| April | 40°F (4°C) | 1.0 in | |
| May | 47°F (8°C) | 1.0 in | |
| June | 54°F (12°C) | 1.0 in | |
| July | 63°F (17°C) | 0.7 in | Warmest, Driest |
| August | 60°F (15°C) | 0.7 in | |
| September | 52°F (11°C) | 0.7 in | |
| October | 44°F (7°C) | 1.1 in | |
| November | 34°F (1°C) | 2.6 in | |
| December | 28°F (-2°C) | 3.0 in | Coldest, Wettest |
Sunriver has a seasonal temperature swing of 35°F / from 28°F in December to 63°F in July. Total annual precipitation is 18.3 inches, with December being the wettest month (3.0") and July the driest (0.7").