Tulsa, Oklahoma Weather
Fireflies pulse through the magnolias. Day 77 of spring. Read this microseason across nine climate regions →
Tulsa weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 4Partly Cloudy——88°69°—
- FridayJun 5Overcast——90°71°+2°
- SaturdayJun 6Light Rain43%0.12″76°70°-14°
- SundayJun 7Showers72%—87°67°+11°
- MondayJun 8Thunderstorm47%—89°72°+2°
- TuesdayJun 9Partly Cloudy18%—91°74°+2°
- WednesdayJun 10Clear——92°74°+1°
PM2.5 at 9.5 µg/m³ (AQI 52) with a 0.94 fine-to-coarse ratio and 5 mph wind — combustion smoke trapped in calm air, not road dust. AQI down 11 over the last 6 hours (steady decline since this morning).
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
PM × Wind × Precip
PM2.5 at 9.5 µg/m³ (AQI 52) with a 0.94 fine-to-coarse ratio and 5 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.94
- Wind
- light
- Recent rain
- 0h in last 6h
- Pattern
- stagnant smoke
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).
A summer fog for fair, a winter fog for rain.
- Moonrise
- 4:41 AM
- Moonset
- 2:38 PM
- In sign
- ♑︎ Capricorn
Fireflies pulse through the magnolias
Tulsa at a glance
- Today vs. normal: 10°F below the seasonal normal for this latitude
- Last frost: March 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 4, 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 — Tulsa
SPC has placed Tulsa in the General Thunderstorms category for severe thunderstorms today.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
Thunderstorms possible. Not severe, but capable of producing lightning and brief heavy rain.
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 Tulsa's warmest temperatures (~83°F mean) while January delivers the coldest (~39°F). May sees peak rainfall at 5.7 inches, contrasting with February's dry 1.6 inches.
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 39° | 1.6″ | 3 |
| February | 43° | 1.6″ | 4 |
| March | 52° | 3.1″ | 5 |
| April | 61° | 4.4″ | 6 |
| May | 70° | 5.7″ | 7 |
| June | 79° | 4.7″ | 7 |
| July | 83° | 3.8″ | 5 |
| August | 82° | 3.4″ | 5 |
| September | 74° | 3.9″ | 6 |
| October | 62° | 3.8″ | 5 |
| November | 50° | 2.7″ | 4 |
| December | 41° | 2.4″ | 4 |
Regional context
Tulsa falls within a humid subtropical climate region — part of a group that shares similar temperature ranges, seasonal patterns, and growing conditions with nearby cities.
Similar climates: Oklahoma City, OK, Norman, OK, Broken Arrow, OK, Edmond, OK, Lawton, OK.
Naturalist notes
Late May brings the distinctive calls of Mississippi Kites returning to Tulsa's mature trees, their sleek forms cutting through warming air currents.
Eastern Redbuds finish their magenta bloom by early May, leaving heart-shaped leaves to unfurl as the city transitions into summer heat.
Frequently asked
- When does it freeze in Tulsa?
- Tulsa's last spring frost typically falls around mid-April, and the first fall frost arrives around mid-November.
- What is the rainy season in Tulsa?
- May is the wettest month with about 5.7 inches of rain on average; the city receives roughly 41 inches annually.
- What is the warmest month in Tulsa?
- July is typically warmest, averaging about 83°F.
- What is the coldest month in Tulsa?
- January is typically coldest, averaging about 39°F.
- When can I start a vegetable garden in Tulsa?
- Cool-season crops (peas, lettuce) can be sown around the last spring frost (mid-April); warm-season crops (tomatoes, peppers) wait until 1–2 weeks after.
- How many rainy days does Tulsa get?
- Tulsa averages about 60 rainy days per year.
- What hardiness zone is Tulsa?
- Tulsa's USDA hardiness zone is determined by its lowest average winter temperature; check the USDA's online lookup with the city ZIP for the current zone designation.
Climate
Tulsa, Oklahoma sits in a humid subtropical climate zone. January temperatures hover near 39°F while July averages 83°F — a 45°F seasonal swing.
Throughout the year, Tulsa receives about 41 inches of precipitation spread over roughly 60 rainy days.
Geography sets the rhythm here through latitude (36.1°N), proximity to large water bodies, and elevation — factors that determine what grows, when frost strikes, and daily weather patterns.