Dallas, Texas Weather
Thunder quiets the land. Day 93 of summer. Read this microseason across nine climate regions →
Dallas weather forecast — hour by hour, 7-day outlook, NOAA radar
Conditions updated 8:32 AM CDT · Open-Meteo
- TodaySep 21Light Showers later—0.32″97°74°—
- TuesdaySep 22Overcast——94°75°-3°
- WednesdaySep 23Overcast——98°79°+4°
- ThursdaySep 24Overcast——97°77°-1°
- FridaySep 25Overcast——97°76°0°
- SaturdaySep 26Overcast——97°79°0°
- SundaySep 27Light Drizzle12%—100°81°+3°
Air quality now AQI 53 · Moderate
AQI 53 (Moderate), driven by PM2.5. AQI projected to climb to 98 over the next 6 hours. PM2.5 at 9.1 µg/m³ (AQI 51) with a 0.86 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in stagnant air, not road dust.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion during the projected peak around 8 PM.
What's driving it
PM × Wind × Precip
PM2.5 at 9.1 µg/m³ (AQI 51) with a 0.86 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in stagnant air, not road dust.
- PM2.5/PM10
- 0.86
- Wind
- calm
- 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).
September dries up ditches or breaks down bridges.
- Moonrise
- 4:42 PM
- Moonset
- 2:11 AM
- In sign
- ♑︎ Capricorn
Thunder quiets the land
Read this microseason across nine climate regions →
All 72 microseasons on the year wheel →
Dallas at a glance
- Today vs. normal: Today averages 86°F (high 97°F, low 74°F), 8°F above the 78°F normal for Sep 21
- Last frost: March 2 (1991–2020 median, NOAA station 11 km away)
- Microseason: Sep 21–25
- Planting calendar: September — plant beans, squash, fall brassicas, carrots; harvest beans, summer squash, winter squash
16-Day Forecast — Dallas
- Mon97°76°6%
- Tue94°75°3%
- Wed98°79°4%
- Thu97°77°2%
- Fri97°76°1%
- Sat97°79°4%
- Sun100°81°12%
- Mon100°79°17%
- Tue87°73°33%
- Wed91°73°16%
- Thu91°75°13%
- Fri91°76°13%
- Sat86°74°16%
- Sun82°68°7%
- Mon77°61°10%
- Tue79°59°9%
Forecast data from Open-Meteo (CC BY 4.0).
Live wind & temperature near Dallas
Interactive wind and temperature map centered on Dallas — it loads in your browser. Open the full weather map.
Right now in the garden
Late season
As of September 21, the first frost (around November 29) is about 10 weeks away. Frost-tender plants keep producing until then. This city's planting calendar for September: plant beans, squash, fall brassicas, and carrots; harvest beans, summer squash, and winter squash.
SPC Convective Outlook
Storm Prediction Center — Dallas
SPC includes Dallas in the general thunderstorm area today — no severe risk, but storms are possible.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3NONENo severe risk
Thunderstorms possible. Not severe, but capable of producing lightning and brief heavy rain.
Source: NOAA / NWS Storm Prediction Center categorical convective outlook.
Sun & seasons in Dallas
Dallas sits in Dallas County, where the year’s longest day runs 14h 19m of daylight and its shortest just 9h 59m — a swing of +4h 20m between the June and December solstices. Clocks spring forward on Sunday, March 8, 2026 and fall back on Sunday, November 1, 2026.
Houston, the state’s largest city, lies about 223 miles to the SSE. The nearest town Dallas tracks is Mesquite, roughly 11 miles to the ESE.
Air quality in Dallas
Air quality in Dallas’s county has trended dirtier since 2020; its cleanest year on record was 2020 (median AQI 46). See the full air-quality history for Dallas.
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| February | lettuce, peas, spinach, radishes | — |
| March | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | lettuce, spinach, radishes |
| April | tomatoes, peppers, beans, squash | lettuce, peas, spinach, radishes |
| May | squash | lettuce, peas, spinach, beans, summer squash, garlic |
| June | squash | tomatoes, peppers, beans, summer squash, garlic |
| July | beans, squash | tomatoes, summer squash, winter squash |
| August | tomatoes, peppers, beans, squash | summer squash, winter squash |
| September | beans, squash, fall brassicas, carrots | beans, summer squash, winter squash |
| October | garlic (overwinter) | peppers, beans, summer squash, winter squash |
| November | garlic (overwinter) | tomatoes, peppers, beans, summer squash, winter squash, fall brassicas, carrots |
| December | — | fall brassicas, carrots |
A year in weather
In Dallas, August runs warmest near 87°F and January coldest around 48°F, while October is the wettest month (4.8 inches) and July the driest (1.7 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 48° | 2.6″ | 4 |
| February | 52° | 2.8″ | 4 |
| March | 60° | 3.5″ | 5 |
| April | 67° | 3.1″ | 5 |
| May | 75° | 4.6″ | 6 |
| June | 83° | 3.8″ | 5 |
| July | 87° | 1.7″ | 3 |
| August | 87° | 2.2″ | 4 |
| September | 80° | 3.1″ | 4 |
| October | 69° | 4.8″ | 5 |
| November | 58° | 2.9″ | 4 |
| December | 50° | 3.2″ | 4 |
Regional context
Similar climates Highland Park, TX, University Park, TX, Cockrell Hill, TX
Dallas's climate, from NOAA NCEI 1991-2020 station normals, pairs 48°F Januarys with 87°F Julys — a 40°F swing. About 38.3 inches of precipitation falls over roughly 52 days a year.
Rainfall in Dallas splits evenly between the seasons: October tops out at 4.8 inches over 4.9 rainy days, and July logs 1.7 inches across 3.0 — neither half of Dallas's year dominates. That lines Dallas up with places like Highland Park, TX, University Park, TX and Cockrell Hill, TX, fed by overlapping storm tracks.
The cool-season window in Dallas starts at March 2, when nights stop freezing — think lettuce, chard, arugula, and mustard greens. Hold Dallas's tender crops — tomatoes, peppers, basil — until 10-14 days past Dallas's last frost. Dallas's window closes around November 29 as Dallas's overnight lows return below freezing. In about half of years, Dallas's last freeze comes after March 2.
Similar climates: Highland Park, TX, University Park, TX, Cockrell Hill, TX, Balch Springs, TX, Mesquite, TX.
Frequently asked
- When does it freeze in Dallas?
- In Dallas, expect the last spring frost near March 2; Dallas's first autumn frost comes around November 29.
- What is the rainy season in Dallas?
- Rainfall in Dallas peaks in October near 4.8 inches, out of about 38 inches annually.
- What is the warmest month in Dallas?
- Dallas peaks in August, when the mean runs near 87°F.
- What is the coldest month in Dallas?
- January is Dallas's coldest month, averaging about 48°F.
- When can I start a vegetable garden in Dallas?
- In Dallas, sow peas and hardy greens around March 2; Dallas's tomatoes and peppers wait two weeks more.
- How many rainy days does Dallas get?
- Dallas records around 52 days of measurable precipitation annually.
- What hardiness zone is Dallas?
- With January around 48°F, Dallas's zone reflects that minimum — the USDA ZIP map confirms Dallas's band.
- What is the 10-day forecast for Dallas?
- Dallas's extended outlook — daily high and low temperatures and precipitation chances for each upcoming day — is in the daily forecast above.
- Will it rain this week in Dallas?
- See this week's day-by-day rain chances for Dallas in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Dallas?
- Current conditions for Dallas and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Dallas forecast updated?
- The Dallas forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Dallas?
- Today's sunrise and sunset times for Dallas are in the Almanac section above, along with civil dawn, civil dusk, and day length. Day length is longest near the summer solstice and shortest near the winter solstice.
- How accurate is the weather forecast for Dallas?
- The next few days in Dallas's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Dallas sits at 32.8°N; its climate zone is humid subtropical (Köppen approximation).
ZIP codes in Dallas
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