Austin, Texas Weather
Fireflies pulse through the magnolias. Day 76 of spring. Read this microseason across nine climate regions →
Austin weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 3Heavy Drizzle18%0.04″89°68°—
- ThursdayJun 4Heavy Showers29%3.2″82°72°-7°
- FridayJun 5Showers62%0.14″84°72°+2°
- SaturdayJun 6Light Drizzle62%—88°72°+4°
- SundayJun 7Overcast46%—95°74°+7°
- MondayJun 8Overcast12%—92°75°-3°
- TuesdayJun 9Overcast12%—94°73°+2°
Ozone at AQI 42 — peak already passed at 1 PM under overcast skies. AQI up 5 over the last 6 hours (gradual rise). Levels should ease through evening.
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 42 — peak already passed at 1 PM under overcast skies. Levels should ease through evening.
- Present
- AQI 42
- UV peak
- 0.6 at earlier today
- Sky at peak
- overcast
- Projected peak
- AQI 42
PM × Wind × Precip
PM2.5 at 6.8 µg/m³, PM10 at 8.9 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.76
- Wind
- light
- Recent rain
- 1h 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
- 3:52 AM
- Moonset
- 2:02 PM
- In sign
- ♑︎ Capricorn
Fireflies pulse through the magnolias
Austin at a glance
- Today vs. normal: 87°F — typical for the season
- Last frost: February 17 (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 — Austin
SPC has placed Austin 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 | lettuce, peas, spinach, radishes | — |
| April | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | — |
| May | tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| June | tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| July | — | tomatoes, beans, summer squash |
| August | — | tomatoes, beans, summer squash |
| September | — | tomatoes, beans, summer squash |
| October | fall brassicas, garlic (overwinter), carrots | winter squash, tomatoes (last) |
| November | fall brassicas, garlic (overwinter), carrots | — |
| December | — | — |
A year in weather
August brings Austin's peak heat with average temperatures around 87°F, while January delivers the year's coldest conditions at roughly 52°F. Rain follows its own calendar, with May producing the heaviest downpours at 5.0 inches and February staying relatively dry at just 1.9 inches.
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 52° | 2.6″ | 4 |
| February | 56° | 1.9″ | 4 |
| March | 63° | 2.9″ | 5 |
| April | 70° | 2.4″ | 4 |
| May | 77° | 5.0″ | 6 |
| June | 83° | 3.7″ | 5 |
| July | 86° | 2.0″ | 3 |
| August | 87° | 2.7″ | 3 |
| September | 81° | 3.5″ | 4 |
| October | 72° | 3.9″ | 5 |
| November | 61° | 2.9″ | 4 |
| December | 54° | 2.7″ | 4 |
Regional context
Austin belongs to the humid subtropical climate region, sharing temperature ranges, seasonal rhythms, and growing conditions with other cities in this climate category.
Similar climates: Houston, TX, Dallas, TX, San Antonio, TX, Fort Worth, TX, McAllen, TX.
Naturalist notes
Late May brings the synchronized emergence of cicadas across Austin, their distinctive calls marking the transition into full summer heat.
Bluebonnet wildflowers reach peak bloom in April, carpeting roadsides and fields with their characteristic blue spikes before the intense summer arrives.
Frequently asked
- When does it freeze in Austin?
- Spring's final frost in Austin typically occurs around mid-March, while the first fall frost returns around mid-December.
- What is the rainy season in Austin?
- May stands as the wettest month, delivering about 5.0 inches of rain on average, contributing to the city's annual total of roughly 36 inches.
- What is the warmest month in Austin?
- August typically registers as the warmest month, with average temperatures reaching about 87°F.
- What is the coldest month in Austin?
- January marks the coldest period of the year, averaging about 52°F.
- When can I start a vegetable garden in Austin?
- Cool-season vegetables like peas and lettuce can go into the ground around the last spring frost in mid-March, while warm-season crops such as tomatoes and peppers should wait until 1–2 weeks after.
- How many rainy days does Austin get?
- Austin experiences about 50 rainy days per year on average.
- What hardiness zone is Austin?
- Austin's USDA hardiness zone depends on its lowest average winter temperature; the USDA's online lookup tool using the city ZIP code provides the current zone designation.
Climate
Austin, Texas experiences a humid subtropical climate zone. Winter temperatures in January hover around 52°F, while summer heat in July reaches an average of 86°F, creating a 34°F seasonal swing.
Throughout the year, the city collects approximately 36 inches of precipitation distributed across roughly 50 rainy days.
Weather patterns follow the city's latitude of 30.3°N, along with its proximity to large water bodies and elevation. These geographic factors determine what vegetation thrives, when frost threatens, and how daily weather unfolds.
ZIP codes in Austin
- 78749
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