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Weather & Climate in Timberline-Fernwood, AZ
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Timberline-Fernwood experiences four distinct seasons with an average annual temperature of 46°F (8°C). Winters average 28°F in January while summers reach 67°F in July. 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 17.0 inches (drier than the 38-inch national average). The area receives 49.3 inches of snow annually, making winter weather a significant factor for residents. Air quality is rated Good with a median AQI of 45. The city sits at an elevation of 6,779 feet.
Temperature
28°F Jan (-2°C)
67°F Jul (19°C)
| Annual Average | 46.1°F |
| 15% below US avg | |
| January Average | 28°F (-2°C) |
| July Average | 67°F (19°C) |
| Sunny Days | 330 days/yr |
Geography
| Elevation | 6,779 ft (2,066 m) |
| Area | 9.8 sq mi (25.5 km²) |
| Population Density | 237/sq mi |
| Coordinates | 35.3168°N, 111.5507°W |
| Timezone | America/Phoenix |
| County | Coconino County County |
| Nearest Airport | Winslow-Lindbergh Regional (INW) 51 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 45.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 94.2 / 100 |
| Social Vulnerability | 58.7 / 100 |
| Community Resilience | 46.2 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Hurricane | No Rating |
| Earthquake | Relatively Moderate |
| Wildfire | Relatively High |
| Flood | Relatively High |
| Hail | Relatively Low |
| Strong Wind | Very Low |
| Heat Wave | Relatively Low |
| Winter Weather | Very High |
| Lightning | Very High |
| Ice Storm | Relatively Low |
| Drought | Very Low |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Moderate |
| Volcano | Relatively Low |
| Avalanche | Relatively Moderate |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
92 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.3.
| Apr 29, 1993 | 5 km SSE of Valle, Arizona | M5.3 | 61 km | 10 km |
| Mar 2, 2005 | 40 km SSW of Winslow West, Arizona | M5.1 | 85 km | 5 km |
| Apr 25, 1993 | 3 km SSW of Valle, Arizona | M5.0 | 64 km | 10 km |
| Jul 5, 1992 | Arizona | M4.0 | 96 km | 5 km |
| Jan 30, 2005 | 41 km NNE of Washington Park, Arizona | M4.0 | 75 km | 5 km |
| Jan 6, 1998 | 15 km WSW of Joseph City, Arizona | M3.9 | 106 km | 5 km |
| May 7, 1993 | 4 km SW of Valle, Arizona | M3.8 | 66 km | 10 km |
| Jan 28, 2005 | 40 km NE of Washington Park, Arizona | M3.8 | 84 km | 5 km |
| Jul 23, 2023 | 2 km E of Chino Valley, Arizona | M3.8 | 101 km | 5 km |
| Mar 18, 2011 | 7 km NNW of Clarkdale, Arizona | M3.8 | 73 km | 5 km |
| Mar 14, 1992 | 12 km WSW of Grand Canyon Village, Arizona | M3.7 | 100 km | 5 km |
| Apr 17, 1995 | 8 km W of Tusayan, Arizona | M3.7 | 94 km | 5 km |
| Mar 14, 1992 | 20 km WSW of Grand Canyon Village, Arizona | M3.7 | 102 km | 5 km |
| Mar 31, 1997 | 18 km SE of Valle, Arizona | M3.7 | 47 km | 5 km |
| Feb 8, 2005 | 37 km NE of Washington Park, Arizona | M3.6 | 85 km | 5 km |
| Jan 23, 2011 | 7 km NNW of Clarkdale, Arizona | M3.6 | 72 km | 5 km |
| Apr 29, 1993 | 4 km S of Valle, Arizona | M3.6 | 63 km | 10 km |
| Feb 4, 1993 | 8 km W of Tusayan, Arizona | M3.6 | 94 km | 5 km |
| Oct 25, 2011 | 4 km WSW of Paulden, Arizona | M3.5 | 101 km | 5 km |
| Jun 21, 1993 | 14 km WSW of Grand Canyon Village, Arizona | M3.5 | 100 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
51 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF3. Total: 7 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Oct 6, 2010 | EF3 | 85 km | 0.0 mi | 0 |
| Sep 14, 2011 | EF2 | 14 km | 0.5 mi | 0 |
| Oct 6, 2010 | EF2 | 46 km | 32.0 mi | 0 |
| Oct 6, 2010 | EF2 | 47 km | 34.1 mi | 0 |
| Oct 6, 2010 | EF2 | 51 km | 18.6 mi | 0 |
| Oct 6, 2010 | EF2 | 48 km | 2.8 mi | 0 |
| Oct 24, 1992 | EF2 | 13 km | 5.5 mi | 0 |
| Oct 3, 2022 | EF1 | 60 km | 0.7 mi | 0 |
| Jul 10, 2021 | EF1 | 82 km | 1.3 mi | 0 |
| Oct 6, 2010 | EF1 | 96 km | 14.1 mi | 0 |
| Oct 14, 2006 | EF1 | 37 km | 9.3 mi | 0 |
| Jul 24, 1958 | EF1 | 91 km | 0.5 mi | 0 |
| Oct 18, 2024 | EF0 | 90 km | 9.1 mi | 0 |
| May 13, 2024 | EF0 | 35 km | 0.1 mi | 0 |
| Aug 8, 2023 | EF0 | 80 km | 5.0 mi | 0 |
| Jun 25, 2022 | EF0 | 93 km | 0.1 mi | 0 |
| Jun 23, 2022 | EF0 | 31 km | 0.1 mi | 0 |
| Jun 29, 2021 | EF0 | 6 km | 0.1 mi | 0 |
| Jun 16, 2021 | EF0 | 96 km | 0.1 mi | 0 |
| May 20, 2019 | EF0 | 84 km | 1.0 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Nearby Volcanoes
2 volcanoes within 200 km. Closest: San Francisco Volcanic Field (12 km).
| Name | Type | Elevation | Last Eruption | Distance |
| San Francisco Volcanic Field | Pyroclastic cone | 3,850 m (12,631 ft) | 1075 | 12 km |
| Uinkaret Field | Volcanic field | 1,555 m (5,102 ft) | 1100 | 185 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: RAFAEL (75,741 acres, 2021).
| Year | Name | Acres Burned | Distance |
| 2021 | RAFAEL | 75,741 | 52 km |
| 2016 | JACK | 35,926 | 71 km |
| 2022 | PIPELINE | 26,437 | 5 km |
| 2015 | CAMILLO | 24,654 | 55 km |
| 2014 | SLIDE | 22,698 | 41 km |
| 2017 | BOUNDARY | 17,814 | 30 km |
| 1996 | HOCKDERFFER | 17,755 | 19 km |
| 2022 | TUNNEL | 17,659 | 8 km |
| 2004 | JACKET | 17,453 | 34 km |
| 2019 | COLDWATER | 16,825 | 95 km |
| 2000 | PUMPKIN | 16,086 | 30 km |
| 2018 | TINDER | 16,083 | 90 km |
| 2017 | SNAKE RIDGE | 14,129 | 77 km |
| 2009 | WILDHORSE COMPLEX | 14,007 | 36 km |
| 2010 | SCHULTZ | 13,957 | 5 km |
| 2021 | SLATE | 11,540 | 31 km |
| 2023 | STILL | 10,626 | 87 km |
| 2014 | WILDFIRE-SITGREAVES FY14 | 10,381 | 42 km |
| 2019 | COF 736B CRAGIN RX | 10,300 | 89 km |
| 2023 | WILBUR | 10,274 | 91 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 28°F (-2°C) | 2.0 in | Coldest |
| February | 32°F (-0°C) | 2.1 in | |
| March | 36°F (2°C) | 2.3 in | |
| April | 42°F (6°C) | 1.1 in | |
| May | 50°F (10°C) | 0.8 in | |
| June | 59°F (15°C) | 0.4 in | Driest |
| July | 67°F (19°C) | 2.6 in | Warmest |
| August | 64°F (18°C) | 2.8 in | Wettest |
| September | 57°F (14°C) | 1.9 in | |
| October | 47°F (8°C) | 1.5 in | |
| November | 37°F (3°C) | 1.6 in | |
| December | 29°F (-1°C) | 1.5 in |
Timberline-Fernwood has a seasonal temperature swing of 38°F / from 28°F in January to 67°F in July. Total annual precipitation is 20.6 inches, with August being the wettest month (2.8") and June the driest (0.4").