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Weather & Climate in Roca, NE
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Roca experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 25°F in January while summers reach 76°F in July. The area gets 308 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 29.5 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 1,247 feet.
Temperature
25°F Jan (-4°C)
76°F Jul (25°C)
| Annual Average | 51.5°F |
| 5% below US avg | |
| January Average | 25°F (-4°C) |
| July Average | 76°F (25°C) |
| Sunny Days | 308 days/yr |
Geography
| Elevation | 1,247 ft (380 m) |
| Area | 0.1 sq mi (0.4 km²) |
| Population Density | 1,229/sq mi |
| Coordinates | 40.6585°N, 96.6614°W |
| Timezone | America/Chicago |
| County | Lancaster County County |
| Nearest Airport | Lincoln (LNK) 18 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 32.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 90.7 / 100 |
| Social Vulnerability | 14.8 / 100 |
| Community Resilience | 96.6 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | No Rating |
| Earthquake | Very Low |
| Wildfire | Relatively Moderate |
| Flood | Relatively Moderate |
| Hail | Relatively High |
| Strong Wind | Very High |
| Heat Wave | Relatively Low |
| Winter Weather | Very High |
| Lightning | Relatively High |
| Ice Storm | Relatively High |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
15 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.8.
| Jul 17, 2022 | 8 km WSW of Superior, Nebraska | M3.8 | 147 km | 3 km |
| Dec 17, 2009 | 2 km NW of Auburn, Nebraska | M3.6 | 73 km | 5 km |
| Jul 16, 2004 | 6 km SSE of Riverton, Iowa | M3.5 | 94 km | 5 km |
| Jul 26, 2022 | 8 km WSW of Superior, Nebraska | M3.4 | 148 km | 5 km |
| Aug 9, 1997 | 9 km NW of Clarkson, Nebraska | M3.4 | 134 km | 5 km |
| Jan 9, 2013 | 5 km SE of Formoso, Kansas | M3.3 | 150 km | 5 km |
| Feb 11, 1995 | 6 km E of Clearmont, Missouri | M3.1 | 145 km | 5 km |
| Jul 1, 2023 | 11 km E of Cowles, Nebraska | M2.9 | 150 km | 5 km |
| Aug 22, 2023 | 11 km N of Guide Rock, Nebraska | M2.9 | 149 km | 10 km |
| Jan 6, 2014 | 5 km NW of Liberty, Nebraska | M2.9 | 62 km | 5 km |
| Mar 31, 1993 | 2 km SE of Nemaha, Nebraska | M2.9 | 93 km | 5 km |
| Aug 31, 2017 | 7 km S of Courtland, Kansas | M2.6 | 149 km | 5 km |
| Sep 3, 2023 | 10 km SSW of Lawrence, Nebraska | M2.5 | 149 km | 9 km |
| Mar 17, 2024 | 11 km E of Cowles, Nebraska | M2.5 | 150 km | 10 km |
| Aug 20, 2023 | 11 km E of Cowles, Nebraska | M2.5 | 149 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
678 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 15 fatalities, 511 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Apr 26, 2024 | EF4 | 66 km | 31.9 mi | 0 |
| May 22, 2004 | EF4 | 68 km | 54.0 mi | 1 |
| Jun 13, 2001 | EF4 | 41 km | 8.0 mi | 0 |
| Apr 7, 1978 | EF4 | 86 km | 8.0 mi | 0 |
| May 6, 1975 | EF4 | 76 km | 8.0 mi | 3 |
| Apr 25, 1957 | EF4 | 77 km | 89.8 mi | 1 |
| Aug 13, 1952 | EF4 | 63 km | 26.7 mi | 0 |
| Apr 26, 2024 | EF3 | 23 km | 5.3 mi | 0 |
| Apr 26, 2024 | EF3 | 97 km | 13.3 mi | 0 |
| Apr 26, 2024 | EF3 | 93 km | 19.1 mi | 0 |
| Jun 3, 2014 | EF3 | 93 km | 6.3 mi | 0 |
| May 11, 2014 | EF3 | 67 km | 19.1 mi | 0 |
| Jul 24, 1993 | EF3 | 53 km | 9.0 mi | 0 |
| Jun 15, 1992 | EF3 | 27 km | 14.0 mi | 0 |
| Jun 15, 1992 | EF3 | 60 km | 21.0 mi | 0 |
| Apr 26, 1991 | EF3 | 83 km | 24.0 mi | 0 |
| Apr 26, 1991 | EF3 | 23 km | 14.0 mi | 0 |
| Mar 13, 1990 | EF3 | 93 km | 25.0 mi | 0 |
| Jul 15, 1988 | EF3 | 95 km | 2.8 mi | 0 |
| Aug 28, 1979 | EF3 | 81 km | 38.3 mi | 2 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
2 wildfires (100+ acres) recorded within 100 km. Largest: ROCK CREEK (1,433 acres, 2023).
| Year | Name | Acres Burned | Distance |
| 2023 | ROCK CREEK | 1,433 | 72 km |
| 1991 | UNNAMED | 1,296 | 89 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 25°F (-4°C) | 0.6 in | Coldest, Driest |
| February | 29°F (-2°C) | 0.8 in | |
| March | 40°F (4°C) | 2.4 in | |
| April | 52°F (11°C) | 2.9 in | |
| May | 62°F (17°C) | 4.2 in | Wettest |
| June | 72°F (22°C) | 4.0 in | |
| July | 76°F (25°C) | 3.9 in | Warmest |
| August | 75°F (24°C) | 3.7 in | |
| September | 66°F (19°C) | 3.5 in | |
| October | 54°F (12°C) | 2.4 in | |
| November | 39°F (4°C) | 1.5 in | |
| December | 27°F (-3°C) | 1.0 in |
Roca has a seasonal temperature swing of 51°F / from 25°F in January to 76°F in July. Total annual precipitation is 30.9 inches, with May being the wettest month (4.2") and January the driest (0.6").