MAXWELL, TX 78656 Weather Forecast & Current Conditions

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SAN MARCOS, TX
Current Weather

6:56 AM CDT JUL 22, 2026
Clear
75°F
Feels Like: 75°F
Dewpoint: 72°F
Rel. Hum.: 90%
Visibility: 10 miles
Wind: WNW at 3 mph
Pressure: 29.92 inches
Last 72 hours

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MAXWELL, TX 78656
Weather Forecast

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TODAY
Mostly sunny. Hot with highs around 102. West winds around 5 mph, becoming northeast this afternoon. Highest heat index readings up to 112.
TONIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 80s. Northeast winds around 5 mph. Highest heat index readings up to 108 early in the evening.
THURSDAY
Mostly sunny. Highs in the upper 90s. Northeast winds 5 to 10 mph. Highest heat index readings up to 108.
THURSDAY NIGHT
Partly cloudy. A slight chance of showers after midnight. Lows in the upper 70s. East winds around 10 mph, becoming southeast after midnight. Highest heat index readings up to 105 early in the evening.
FRIDAY
Partly cloudy. Highs in the upper 90s. South winds 5 to 10 mph. Highest heat index readings up to 106.
FRIDAY NIGHT THROUGH SATURDAY NIGHT
Mostly clear. Lows in the upper 70s. Highs in the upper 90s.
SUNDAY
Partly cloudy in the morning, then clearing. Highs in the upper 90s.
SUNDAY NIGHT
Clear. Lows in the mid 70s.
MONDAY
Partly cloudy in the morning, then clearing. Highs in the upper 90s.
MONDAY NIGHT
Clear. Lows in the mid 70s.
TUESDAY
Partly cloudy in the morning, then clearing. Hot with highs around 100. Highest heat index readings up to 105.

Visible Weather Satellite
MAXWELL, TX 78656
Infrared Weather Satellite
MAXWELL, TX 78656
NEXRAD Weather Radar
MAXWELL, TX 78656

SAN MARCOS, TX 3 hourly weather forecast

weather forecast created  8:00 PM EDT  7/21/2026
Wednesday
22 JUL 2026
MAXWELL, TX 78656 weather forecast Day 1, 0 hours 1 AM 82° 84° Partly Cloudy 0%

0% Thunder
( 1% severe)
SSW   6 56% 65°
Low 77° MAXWELL, TX 78656 weather forecast Day 1, 3 hours 4 AM 79° 81° Partly Cloudy WSW   6 62% 65°
High 103° MAXWELL, TX 78656 weather forecast Day 1, 6 hours 7 AM 78° 80° Partly Cloudy 1%

0% Thunder
( 3% severe)
W   6 62% 64°

Partly Cloudy



MAXWELL, TX 78656 weather forecast Day 1, 9 hours 10 AM 91° 96° Partly Cloudy WNW   3 49% 69°
MAXWELL, TX 78656 weather forecast Day 1, 12 hours 1 PM 100° 107° Clear 2%

0% Thunder
( 15% severe)
  CALM 37% 69°
MAXWELL, TX 78656 weather forecast Day 1, 15 hours 4 PM 101° 108° Clear ENE   6 36% 69°
MAXWELL, TX 78656 weather forecast Day 1, 18 hours 7 PM 97° 105° Clear 4%

0% Thunder
( 13% severe)
E   7 43% 71°
MAXWELL, TX 78656 weather forecast Day 1, 21 hours 10 PM 88° 94° Partly Cloudy NNE   2 57% 71°
Thursday
23 JUL 2026
MAXWELL, TX 78656 weather forecast Day 2, 0 hours 1 AM 86° 90° Partly Cloudy 1%

0% Thunder
( 5% severe)
NE   3 57% 69°
Low 82° MAXWELL, TX 78656 weather forecast Day 2, 3 hours 4 AM 84° 87° Partly Cloudy N   5 59% 68°
High 100° MAXWELL, TX 78656 weather forecast Day 2, 6 hours 7 AM 82° 85° Partly Cloudy 1%

0% Thunder
( 3% severe)
NNE   7 61% 67°

Partly Cloudy



MAXWELL, TX 78656 weather forecast Day 2, 9 hours 10 AM 90° 96° Clear NE   8 52% 70°
MAXWELL, TX 78656 weather forecast Day 2, 12 hours 1 PM 96° 103° Partly Cloudy 1%

0% Thunder
( 14% severe)
NE   9 43% 70°
MAXWELL, TX 78656 weather forecast Day 2, 15 hours 4 PM 99° 106° Clear NE   13 39% 70°
MAXWELL, TX 78656 weather forecast Day 2, 18 hours 7 PM 95° 102° Partly Cloudy 2%

0% Thunder
( 8% severe)
ENE   12 45% 70°
MAXWELL, TX 78656 weather forecast Day 2, 21 hours 10 PM 86° 91° Clear ESE   7 59% 70°

SAN MARCOS, TX extended weather forecast

Friday
24 JUL 2026
Saturday
25 JUL 2026
Sunday
26 JUL 2026
Monday
27 JUL 2026
Tuesday
28 JUL 2026
Low 77° Low 74° Low 75° Low 76° Low 77°
High 97° High 99° High 98° High 101° High 102°
MAXWELL, TX 78656 weather forecast Day 3 MAXWELL, TX 78656 weather forecast Day 4 MAXWELL, TX 78656 weather forecast Day 5 MAXWELL, TX 78656 weather forecast Day 6 MAXWELL, TX 78656 weather forecast Day 7
Partly Cloudy
15% Rain
Partly Cloudy
4% Rain
Partly Cloudy
5% Rain
Partly Cloudy
9% Rain
Partly Cloudy
7% Rain
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