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Weather & Climate in Lake Sumner, NM
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Lake Sumner enjoys a temperate climate with an average annual temperature of 60°F (15°C). Winters average 40°F in January while summers reach 80°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 14.0 inches (drier than the 38-inch national average). The area receives 9.5 inches of snow annually. Air quality is rated Good with a median AQI of 37. The city sits at an elevation of 4,322 feet.
Temperature
40°F Jan (4°C)
80°F Jul (27°C)
| Annual Average | 59.7°F |
| 11% above US avg | |
| January Average | 40°F (4°C) |
| July Average | 80°F (27°C) |
| Sunny Days | 330 days/yr |
Geography
| Elevation | 4,322 ft (1,317 m) |
| Area | 68.5 sq mi (177.3 km²) |
| Population Density | 1/sq mi |
| Coordinates | 34.6236°N, 104.4022°W |
| Timezone | America/Denver |
| County | De Baca County County |
| Nearest Airport | Clovis Regional (CVN) 77 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 37.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 4.1 / 100 |
| Social Vulnerability | 62.8 / 100 |
| Community Resilience | 14.5 / 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 | Relatively Moderate |
| Cold Wave | Very Low |
| Landslide | Very Low |
| Volcano | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
12 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.7.
| Jul 22, 1990 | 5 km SE of McIntosh, New Mexico | M3.7 | 149 km | 10 km |
| Jul 22, 1996 | 11 km WSW of Corona, New Mexico | M3.4 | 129 km | 10 km |
| Mar 24, 1996 | 8 km WNW of Corona, New Mexico | M3.3 | 124 km | 10 km |
| Mar 19, 1995 | 8 km SSE of Newkirk, New Mexico | M3.3 | 45 km | 5 km |
| Jan 6, 2014 | 31 km E of Logan, New Mexico | M3.3 | 144 km | 5 km |
| Apr 1, 2025 | 22 km S of Newkirk, New Mexico | M3.0 | 32 km | 5 km |
| Jul 14, 1998 | 6 km WSW of Logan, New Mexico | M3.0 | 117 km | 5 km |
| Mar 24, 1996 | 7 km W of Corona, New Mexico | M2.8 | 124 km | 10 km |
| Aug 18, 2017 | 13 km SW of Newkirk, New Mexico | M2.8 | 40 km | 5 km |
| May 20, 1997 | New Mexico | M2.7 | 132 km | 10 km |
| Jun 29, 2020 | 5 km SSW of Newkirk, New Mexico | M2.7 | 46 km | 5 km |
| Mar 24, 1993 | New Mexico | M2.7 | 87 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
83 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF2. Total: 3 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Jun 4, 1978 | EF2 | 57 km | 2.0 mi | 0 |
| Apr 17, 1970 | EF2 | 47 km | 39.8 mi | 0 |
| Jul 12, 1963 | EF2 | 93 km | 0.1 mi | 0 |
| May 24, 1957 | EF2 | 81 km | 36.5 mi | 0 |
| Dec 27, 2019 | EF1 | 97 km | 4.8 mi | 0 |
| Jun 12, 2012 | EF1 | 91 km | 1.1 mi | 0 |
| Sep 2, 1993 | EF1 | 2 km | 0.5 mi | 0 |
| Apr 14, 1992 | EF1 | 72 km | 18.0 mi | 0 |
| Jun 1, 1989 | EF1 | 75 km | 5.0 mi | 0 |
| Jun 1, 1989 | EF1 | 41 km | 5.0 mi | 0 |
| Jun 1, 1989 | EF1 | 32 km | 8.0 mi | 0 |
| May 15, 1989 | EF1 | 58 km | 10.0 mi | 0 |
| Jun 3, 1974 | EF1 | 85 km | 0.1 mi | 0 |
| Jul 3, 1972 | EF1 | 36 km | 0.1 mi | 0 |
| Mar 30, 1970 | EF1 | 88 km | 0.1 mi | 0 |
| Jun 18, 1966 | EF1 | 94 km | 0.3 mi | 0 |
| Jun 18, 1966 | EF1 | 51 km | 0.1 mi | 0 |
| Jun 15, 1965 | EF1 | 85 km | 4.3 mi | 0 |
| Jun 10, 1964 | EF1 | 58 km | 0.1 mi | 0 |
| Jun 10, 1964 | EF1 | 100 km | 0.2 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Nearby Volcanoes
1 volcano within 200 km. Closest: Carrizozo (169 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Carrizozo | Pyroclastic cone(s) | 1,731 m (5,679 ft) | -3250 | 169 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: TIRE (44,942 acres, 2011).
| Year | Name | Acres Burned | Distance |
| 2011 | TIRE | 44,942 | 96 km |
| 2000 | JOHNNY | 34,324 | 21 km |
| 1997 | PEREZ | 30,288 | 55 km |
| 2011 | WINDY | 24,687 | 79 km |
| 2005 | RANGE | 24,643 | 78 km |
| 2006 | LUMBRE | 15,598 | 52 km |
| 2006 | JET | 13,889 | 79 km |
| 1989 | BURGETTE | 10,576 | 78 km |
| 2011 | BURNING TENT | 9,473 | 19 km |
| 1992 | FRONTIER | 8,454 | 42 km |
| 2018 | LITTLE CONCHAS | 7,429 | 84 km |
| 1988 | ROSA | 7,387 | 44 km |
| 2008 | UNNAMED | 7,351 | 94 km |
| 2011 | MILAGRO | 7,102 | 79 km |
| 2000 | VAUGHN | 6,967 | 57 km |
| 1994 | WOODS | 6,016 | 90 km |
| 2011 | GARZA | 5,635 | 42 km |
| 2000 | GREEN | 5,598 | 82 km |
| 1990 | REDONDO | 5,408 | 82 km |
| 1992 | NEWTON | 5,386 | 28 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 40°F (4°C) | 0.4 in | Driest |
| February | 42°F (6°C) | 0.5 in | |
| March | 49°F (9°C) | 0.6 in | |
| April | 56°F (13°C) | 0.8 in | |
| May | 65°F (18°C) | 1.2 in | |
| June | 73°F (23°C) | 1.7 in | |
| July | 80°F (27°C) | 2.3 in | Warmest |
| August | 75°F (24°C) | 2.9 in | Wettest |
| September | 69°F (21°C) | 1.9 in | |
| October | 59°F (15°C) | 1.4 in | |
| November | 47°F (8°C) | 0.7 in | |
| December | 39°F (4°C) | 0.6 in | Coldest |
Lake Sumner has a seasonal temperature swing of 41°F / from 39°F in December to 80°F in July. Total annual precipitation is 15.0 inches, with August being the wettest month (2.9") and January the driest (0.4").