O'Neill, Nebraska Climate
United States
Pop. 3,653 Elev. 608 m / 1,995 ft
TZ: America/Chicago (UTC-5) ·
O'Neill has a dry climate with warm summers reaching 85°F (29°C) in July and cold winters averaging 12°F (-11°C) in February. Humidity pushes the summer feels-like temperature to 94°F (34°C), while wind chill can drive winter lows to 2°F (-17°C). Rain falls on about 39 days per year (25.5 in / 648 mm total), with snow on 3 days and 25 in (625 mm) of annual accumulation. The city averages 148 sunny days per year and around 30 thunderstorm days. Nearby lake water reaches 79°F (26°C) in summer.
| Temperature | 85°F (29°C) high | 12°F (-11°C) low |
| Feels like | 94°F (35°C) high | 2°F (-17°C) low |
| Rain | 39 days | 25.5 in (648 mm) /yr |
| Snow | 3 days | 24.6 in (625 mm) /yr |
| Sky | 148 sunny | 30 stormy |
| Wind | 3.6 mph (1.6 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Apr, Sep, Oct
Sky & Air by Month
Cloud cover (%)
47
Jan 49
Feb 49
Mar 50
Apr 47
May 49
Jun 53
Jul 49
Aug 45
Sep 39
Oct 51
Nov 56
Dec Humidity (%)
64
Jan 58
Feb 57
Mar 52
Apr 54
May 63
Jun 77
Jul 73
Aug 69
Sep 62
Oct 66
Nov 65
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 104 mi Central Nebraska Regional Airport (GRI)
Ski resort 127 mi Great Bear Recreation Park
National park 39 mi Karl E. Mundt National Wildlife Refuge
Mountain peak
(5,171 ft) 261 mi Storm Hill
Hospital 0 mi North Central District Health Department
Hiking trail 110 mi ADT - Nebraska - M - Seg 3
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 34°F 1°C | 12°F -11°C | 0.0 in 0 mm | 3.5 in88 mm | 15 |
| February | 35°F 1°C | 12°F -11°C | 0.0 in 1 mm | 4.4 in111 mm | 10 |
| March | 59°F 15°C | 31°F -1°C | 1.1 in 29 mm | 9.7 in247 mm | 14 |
| April | 65°F 18°C | 39°F 4°C | 1.5 in 37 mm | — | 11 |
| May | 73°F 23°C | 48°F 9°C | 4.1 in 103 mm | — | 15 |
| June | 83°F 29°C | 62°F 17°C | 6.9 in 176 mm | — | 12 |
| July | 85°F 29°C | 65°F 19°C | 5.4 in 137 mm | — | 8 |
| August | 82°F 28°C | 63°F 17°C | 3.2 in 81 mm | — | 12 |
| September | 80°F 27°C | 56°F 14°C | 1.5 in 37 mm | — | 13 |
| October | 67°F 20°C | 46°F 8°C | 1.3 in 34 mm | — | 17 |
| November | 51°F 11°C | 32°F 0°C | 0.4 in 10 mm | 3.4 in85 mm | 11 |
| December | 45°F 7°C | 22°F -6°C | 0.1 in 4 mm | 3.7 in94 mm | 10 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 15 | 0 |
| February | 10 | 0 |
| March | 14 | 2 |
| April | 11 | 2 |
| May | 15 | 5 |
| June | 12 | 5 |
| July | 8 | 9 |
| August | 12 | 4 |
| September | 13 | 1 |
| October | 17 | 2 |
| November | 11 | 0 |
| December | 10 | 0 |
Water Temperatures Data
↑ See chart| Month | Lake Avg High |
|---|---|
| January | 32°F 0°C |
| February | 32°F 0°C |
| March | 35°F 2°C |
| April | 45°F 7°C |
| May | 57°F 14°C |
| June | 71°F 22°C |
| July | 79°F 26°C |
| August | 77°F 25°C |
| September | 68°F 20°C |
| October | 59°F 15°C |
| November | 44°F 7°C |
| December | 34°F 1°C |