Hamilton Pool Water Temperature Today
Hamilton Pool, a natural swimming hole in Texas, United States. The water reaches comfortable swimming temperatures in high summer, and is mild even in winter.
In August Hamilton Pool averages about 25°C, peaking near 25°C in July, August, September and dropping to roughly 15°C at its coldest.
River and swimming-hole temperatures are modelled from long-term monthly averages and refined with live air temperature, wind and UV. Moving water reacts faster to the weather than a lake or the sea.
Hamilton Pool water temperature by month
| Month | Average water temperature | Swimming |
|---|---|---|
| January | 15.7°C | mild |
| February | 15.0°C | mild |
| March | 15.7°C | mild |
| April | 17.5°C | mild |
| May | 20.0°C | warm |
| June | 22.5°C | warm |
| July | 24.3°C | hot |
| August | 25.0°C | hot |
| September | 24.3°C | hot |
| October | 22.5°C | warm |
| November | 20.0°C | warm |
| December | 17.5°C | mild |
Hamilton Pool swim conditions FAQ
What is the water temperature in Hamilton Pool right now?
In August the water in Hamilton Pool averages about 25°C. We refine that long-term average with today's air temperature, because this swimming hole responds quickly to the weather.
When is the best time to swim in Hamilton Pool?
The comfortable swim season — 18°C or warmer — runs through May, June, July, August, September, October, November, with the warmest water in July, August, September at around 25°C.
Can you swim in Hamilton Pool in winter?
Yes, but winter temperatures drop to roughly 15°C. Below 12°C, cold-water shock is the main risk: enter slowly, never swim alone, and limit time in the water.
Is Hamilton Pool safe for swimming?
Moving and inland water carries different risks from the sea: check flow after rain, avoid weirs and undercut banks, look for submerged rocks before jumping, and respect local access rules and water-quality notices.
Water safety tips
- Check the flow rate after heavy rain — inland water can rise and speed up within hours.
- Never jump before checking depth and submerged rocks; levels change through the season.
- Enter slowly to control cold-water shock, and get out before you start shivering.
- Swim with someone else and agree an exit point downstream before you start.
Swim season here: May, June, July, August, September, October, November.
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- All rivers & swimming holes
- All lake water temperatures
- Sea temperatures in United States