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Photo: Montgomery reservoir - geograph.org.uk - 541016 by Trevor Rickard (CC BY-SA 2.0) License

Montgomery Reservoir

Lake · Rio Hondo, Texas

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Current water conditions

Water temp
87°F
30°C
Warm water — comfortable, stay sun-safe. Plenty warm for swimming. Stay hydrated, use sun protection, and keep an eye out for afternoon storms.

Live data from NOAA buoy PTIT2 (25.4 mi away), as of Aug 21, 7:30 AM UTC. Conditions are for general information only and can change quickly — always judge the water in person and follow posted advisories before swimming.

Weather at Montgomery Reservoir

H: 102° L: 81°
Overcast
Overcast
82°
|
Feels like 91°
Precipitation
12%
Humidity
83%
Wind
12 mph
UV Index
0
Water Conditions:
🏊Perfect for swimming
12 AM
Overcast
84°
3 AM
Overcast
82°
6 AM
Overcast
82°
9 AM
Overcast
86°
12 PM
Overcast
96°
3 PM
Partly Cloudy
102°
6 PM
Overcast
98°
9 PM
Overcast
86°

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Frequently asked questions

Where is Montgomery Reservoir?
Montgomery Reservoir is a lake in Rio Hondo, Texas.
What is the water temperature at Montgomery Reservoir?
As of August 21, 2026, the water temperature at Montgomery Reservoir in Rio Hondo, Texas is 87°F (30°C), measured by NOAA buoy PTIT2, 25.4 miles away.
Can you swim at Montgomery Reservoir?
There is no fixed answer for Montgomery Reservoir: whether it is safe to swim there on a given day depends on the water temperature, recent rainfall, and any advisories posted at Montgomery Reservoir in Rio Hondo, Texas. Check current water conditions before you go, and follow posted signs and local guidance.
How is Montgomery Reservoir rated?
Montgomery Reservoir in Rio Hondo, Texas has an average visitor rating of 5 out of 5, based on 4 reviews.

Visitor Reviews

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Best Times to Visit

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Perfect conditions right now!
🏞️ Lakes Tips:
  • Check for boat launch facilities and fees
  • Obtain required fishing licenses before arrival
  • Be aware of lake-specific regulations and restrictions
  • Monitor water quality reports before swimming
Best Seasons:
☀️ Summer (Jun-Aug)🍂 Fall (Sep-Nov)🌸 Spring (Mar-May)

Location & Contact

Rio Hondo, TX 78583

Rio Hondo, Texas 78583

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