Omaha, Nebraska Weather
Prairie lightning bugs rise. Day 76 of spring. Read this microseason across nine climate regions →
Omaha weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 3Overcast——87°63°—
- ThursdayJun 4Heavy Showers40%2.2″86°62°-1°
- FridayJun 5Thunderstorm54%—89°67°+3°
- SaturdayJun 6Drizzle54%—84°66°-5°
- SundayJun 7Light Showers52%0.01″82°68°-2°
- MondayJun 8Light Drizzle35%—81°66°-1°
- TuesdayJun 9Thunderstorm14%0.22″85°66°+4°
Ozone at AQI 68 now. AQI up 12 over the last 6 hours (gradual rise). With UV 7.8 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 71 by mid-afternoon.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 68 now. With UV 7.8 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 71 by mid-afternoon.
- Present
- AQI 68
- UV peak
- 7.8 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 71
PM × Wind × Precip
PM2.5 at 8.8 µg/m³, PM10 at 10.2 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.86
- Wind
- light
- Recent rain
- 0h in last 6h
- Pattern
- background
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).
The higher the clouds, the finer the weather.
- Moonrise
- 4:22 AM
- Moonset
- 1:19 PM
- In sign
- ♑︎ Capricorn
Prairie lightning bugs rise
Omaha at a glance
- Today vs. normal: 10°F above the seasonal normal for this latitude
- Last frost: April 24 (climatological average for this latitude)
- Microseason: Jun 1–5
- Planting window: Harvest spring lettuce before it bolts. Sow heat-tolerant greens.
Right now in the garden
Peak growing season
As of June 3, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.
SPC Convective Outlook
Storm Prediction Center — Omaha
SPC has placed Omaha in the Slight Risk category for severe thunderstorms day after tomorrow.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWMRGLMarginal Risk
- DAY 3SLGTSlight Risk
Scattered severe storms possible. A few tornadoes, hail, and damaging wind gusts possible.
Source: NOAA / NWS Storm Prediction Center categorical convective outlook. Outlooks are re-issued multiple times per day; this page reflects the most recent SPC polygons covering the city’s coordinates.
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| January | — | — |
| February | — | — |
| March | — | — |
| April | lettuce, peas, spinach, radishes | — |
| May | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| June | tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| July | tomatoes, peppers, beans, squash | tomatoes, beans, summer squash |
| August | — | tomatoes, beans, summer squash |
| September | fall brassicas, garlic (overwinter), carrots | tomatoes, beans, summer squash |
| October | fall brassicas, garlic (overwinter), carrots | winter squash, tomatoes (last) |
| November | — | — |
| December | — | — |
A year in weather
July brings Omaha's warmest temperatures (~78°F mean) while January delivers the coldest (~24°F). Rainfall reaches its peak in May (4.7 inches) and drops to its lowest point in January (0.8 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 24° | 0.8″ | 2 |
| February | 29° | 0.9″ | 3 |
| March | 41° | 1.8″ | 4 |
| April | 53° | 3.2″ | 6 |
| May | 64° | 4.7″ | 8 |
| June | 74° | 4.4″ | 7 |
| July | 78° | 3.5″ | 6 |
| August | 76° | 4.6″ | 6 |
| September | 68° | 3.0″ | 5 |
| October | 54° | 2.3″ | 4 |
| November | 40° | 1.4″ | 3 |
| December | 29° | 1.2″ | 3 |
Regional context
Omaha falls within a warm-summer humid continental climate region — sharing similar temperature ranges, seasonal patterns, and growing conditions with nearby cities in this climate zone.
Similar climates: Bellevue, NE, Fremont, NE, Norfolk, NE, Papillion, NE, Columbus, NE.
Naturalist notes
American robins return to Omaha in mid-March, their arrival marking one of the first reliable signs of spring's approach.
Eastern redbud trees bloom throughout the city in late April, their pink flowers appearing before the leaves unfold.
Frequently asked
- When does it freeze in Omaha?
- Omaha's last spring frost typically occurs around mid-April, and the first fall frost arrives around mid-November.
- What is the rainy season in Omaha?
- May receives the most rainfall with about 4.7 inches on average; the city gets roughly 32 inches annually.
- What is the warmest month in Omaha?
- July typically brings the warmest weather, averaging about 78°F.
- What is the coldest month in Omaha?
- January typically brings the coldest weather, averaging about 24°F.
- When can I start a vegetable garden in Omaha?
- Cool-season crops (peas, lettuce) can be planted around the last spring frost (mid-April); warm-season crops (tomatoes, peppers) should wait until 1–2 weeks after.
- How many rainy days does Omaha get?
- Omaha averages about 57 rainy days per year.
- What hardiness zone is Omaha?
- Omaha's USDA hardiness zone depends on its lowest average winter temperature; check the USDA's online lookup with the city ZIP for the current zone designation.
Climate
Omaha, Nebraska sits in a warm-summer humid continental climate zone. January temperatures hover near 24°F while July averages 78°F — a 54°F seasonal swing.
Throughout the year, Omaha receives about 32 inches of precipitation spread over roughly 57 rainy days.
Latitude (41.3°N), proximity to large water bodies, and elevation create the rhythm of the year — shaping what grows here, when frost arrives, and the daily weather patterns.