Now

76°

11%

11 mph

09:00

80°

15 mph

10:00

85°

13 mph

11:00

93°

10 mph

12:00

97°

10 mph

13:00

96°

10 mph

14:00

97°

10 mph

15:00

98°

9 mph

16:00

97°

10 mph

17:00

97°

10 mph

18:00

96°

10 mph

19:00

94°

10 mph

20:00

95°

8 mph

21:00

92°

7 mph

22:00

91°

6 mph

23:00

85°

15 mph

00:00

79°

16 mph

01:00

78°

15 mph

02:00

77°

11%

14 mph

03:00

77°

12 mph

04:00

78°

12 mph

05:00

78°

13 mph

06:00

78°

11 mph

07:00

78°

10 mph

10-day forecast

Updated 8:53 AM

Thu · Today · 20 Aug Sunny

98° 75° 4%

Fri · Tomorrow · 21 Aug Sunny

100° 75° 2%

Saturday · 22 Aug Sunny

100° 77° 3%

Sunday · 23 Aug Sunny

100° 79° 1%

Monday · 24 Aug Sunny

97° 76° 1%

Tuesday · 25 Aug Sunny

100° 73° 1%

Wednesday · 26 Aug Sunny

103° 77° 3%

Thursday · 27 Aug Showers

102° 78° 0.06 in

Friday · 28 Aug Sunny

100° 78° 3%

Saturday · 29 Aug Sunny

99° 73° 2%

Details & indices

Wind

11 mph S

Gusts 23 mph

Humidity

85%

Dew point 72°

Pressure

29.97 inHg

Rising

UV index

10 — Very high

High today

Air Quality

Moderate

AQI 52 · US EPA

Allergy

Very high

Ragweed

Visibility

6 mi

Clear view

Allergy — Johnson City

🌿 Conditions right now

View all →

Birch

None

Grass

Very high

Oak

None

Alder

None

Hazel

None

Mugwort

High

Ragweed

Very high

Sun & moon

Sunrise7:03 AM

Sunset8:10 PM

Length of day13h 7m

Moonrise2:56 PM

Moonset12:14 AM

Moon phase🌓 First Quarter · 54%

Next full moonAug 27 Sturgeon Moon

Latitude30.2769°N

Longitude-98.4120°E

Water temps nearby

View all →

No beaches within 50 miles

🌤️No rain expected in the next 90 minutes

Now+30+60+90 min

Minute-by-minute precip · HRRR nowcast

Daily planner

computed from today's forecast

Laundry day

Great

Line-drying weather

Grilling

Great

Fire up the grill

Running

Fair

Lace up outside

Patio

Great

Dinner outdoors

Nearby places in {{REGION}}

🌤️

Data sources · Thursday, August 20

Where the Johnson City forecast comes from

This page blends NOAA/NWS model guidance with global ensembles for the 10-day outlook, air quality and alerts. Data refreshes every hour, current conditions every 15 minutes. Coordinates: 30.2769°N, -98.4120°.

NBM + global weather models

Updated: 8:53 AM

Weather in Johnson City

Over the next 10 days Johnson City tops out around 103° (Wednesday) and dips to 73° on the coolest night (Tuesday). Roughly 0.06 in of rain falls over the period, with Thursday the most likely wet day (57%). Wind is the one to watch: gusts to 32 mph around Friday. Heads up: a Heat Advisory is in effect — check the alerts tab before making plans. Right now Johnson City is about 18° cooler than nearby Austin. Longer view: continental plains — big swings and a spring severe-storm season.

Johnson City, TX · Elev 1,198 ft · 30.28°N, 98.41°W · Texas · Forecast computed for these exact coordinates

Johnson City, TX Weather

Weather map — Johnson City

Today · Thu 8/20

Tonight · Thu 8/20

Tomorrow · Fri 8/21

7-day trend

10-day forecast

Details & indices

🌿 Conditions right now

Sun & moon

Water temps nearby

Daily planner