Austin, TX Hourly Weather Forecast

Austin temperature trend - Next 24 hours

The next 24 hours at a glance

Warmest hour: 3 PM - around 96°
Coolest hour: 7 AM - around 78°
Rain risk: low all day (peaks at 19%)
UV peak: 2 PM at index 7 - sun protection recommended
Windiest: 4 PM at 15 mph

Austin hourly weather - Thursday, September 17

In Austin, expect a high near 96°F (35°C) around 3 PM and a low of 78°F (26°C) near 7 AM; precipitation risk peaks at 19% around 6 AM.

Time	Conditions	Temp	Feels	Rain	Wind	Humidity	UV
12 AM	Overcast	84°	88°	15%	10 mph SSE	63%	0
1 AM	Overcast	82°	86°	17%	8 mph S	67%	0
2 AM	Partly Cloudy	82°	86°	9%	6 mph S	68%	0
3 AM	Clear	81°	84°	6%	6 mph S	70%	0
4 AM	Clear	80°	84°	6%	5 mph SSE	70%	0
5 AM	Cloudy	80°	83°	12%	6 mph SE	71%	0
6 AM	Overcast	79°	83°	19%	4 mph SE	72%	0
7 AM	Overcast	78°	83°	19%	4 mph SE	73%	0
8 AM	Overcast	79°	83°	19%	3 mph ESE	72%	0
9 AM	Overcast	81°	85°	17%	5 mph ESE	69%	1
10 AM	Overcast	84°	89°	15%	6 mph ESE	62%	2
11 AM	Overcast	87°	91°	12%	8 mph E	53%	4
12 PM	Overcast	90°	93°	10%	8 mph E	44%	6
1 PM	Overcast	93°	93°	10%	9 mph E	38%	7
2 PM	Overcast	95°	94°	10%	10 mph E	36%	7
3 PM	Overcast	96°	93°	9%	13 mph E	34%	6
4 PM	Overcast	94°	91°	9%	15 mph E	38%	4
5 PM	Overcast	93°	95°	10%	11 mph E	40%	1
6 PM	Overcast	93°	94°	10%	7 mph E	40%	0
7 PM	Overcast	90°	93°	11%	13 mph ESE	48%	0
8 PM	Overcast	87°	90°	13%	13 mph SE	54%	0
9 PM	Overcast	85°	88°	14%	13 mph SE	58%	0
10 PM	Overcast	83°	86°	14%	12 mph SE	62%	0
11 PM	Overcast	82°	85°	16%	10 mph SSE	66%	0

Austin hourly weather - Friday, September 18

In Austin, expect a high near 96°F (36°C) around 3 PM and a low of 77°F (25°C) near 7 AM; precipitation risk peaks at 21% around 4 AM.

Time	Conditions	Temp	Feels	Rain	Wind	Humidity	UV
12 AM	Overcast	80°	84°	17%	8 mph SSE	69%	0
1 AM	Overcast	80°	83°	18%	7 mph S	71%	0
2 AM	Overcast	79°	82°	19%	6 mph S	73%	0
3 AM	Overcast	79°	83°	20%	5 mph S	75%	0
4 AM	Overcast	78°	82°	21%	5 mph SSE	76%	0
5 AM	Overcast	78°	83°	21%	4 mph SSE	78%	0
6 AM	Overcast	77°	83°	21%	4 mph S	79%	0
7 AM	Clear	77°	83°	11%	4 mph SSE	80%	0
8 AM	Sunny	78°	83°	9%	4 mph SE	79%	0
9 AM	Sunny	80°	84°	6%	5 mph SE	72%	1
10 AM	Sunny	84°	87°	3%	6 mph SE	61%	3
11 AM	Sunny	87°	89°	1%	7 mph ESE	48%	5
12 PM	Sunny	90°	91°	1%	7 mph ESE	40%	8
1 PM	Sunny	93°	93°	1%	8 mph ESE	35%	9
2 PM	Partly Cloudy	95°	95°	4%	7 mph ESE	32%	9
3 PM	Overcast	96°	96°	9%	7 mph ESE	31%	7
4 PM	Overcast	95°	94°	9%	6 mph ESE	32%	4
5 PM	Overcast	94°	94°	9%	6 mph SE	33%	1
6 PM	Overcast	94°	94°	9%	6 mph SE	34%	1
7 PM	Overcast	92°	91°	9%	8 mph SE	35%	0
8 PM	Overcast	91°	89°	9%	8 mph SE	32%	0
9 PM	Partly Cloudy	90°	86°	4%	11 mph SE	31%	0
10 PM	Clear	86°	81°	1%	12 mph SE	35%	0
11 PM	Clear	82°	82°	1%	11 mph SSE	46%	0

Quick answers for the hours ahead

What is the warmest hour in Austin today?

3 PM is forecast to be the warmest, at about 96°F (35°C) with overcast.

Will it rain in Austin tonight?

A small chance: precipitation risk peaks at 16% around 11 PM.

When is the UV index highest in Austin today?

Around 2 PM, when it reaches 7. From UV 3 upward, sun protection is recommended.

Austin hour-by-hour: what to expect

Over the next 24 hours in Austin, temperatures range from 78°F (26°C) around 7 AM up to 96°F (35°C) near 3 PM - about 6°F (3°C) above the typical September high of 90°F (32°C).

A stray shower can't be ruled out - Rain chances top out at 19% around 6 AM. UV reaches 7 (2 PM) - sun protection recommended through midday.

The “feels like” column blends humidity and wind into an apparent temperature - see how it works in our feels-like temperature guide. Planning further ahead? Check the Austin 14-day forecast or the monthly climate averages.

Hourly forecasts nearby

San Antonio hourly

Austin, TX Hourly Forecast