Horseshoe Reservoir — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Horseshoe Reservoir, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Horseshoe Reservoir today is 28°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
✅ As of today, the minimum water temperature ranges from 79°F (26°C) to 82°F (28°C). This is very warm water, allowing for extended stays without any discomfort. Swimming in these conditions will be particularly enjoyable, making it the ideal temperature range for those who want to relax in the sea. Additionally, water in this temperature range is suitable for children and elderly people, as it is comfortable for prolonged stays. It is important to note that these swimming tips and recommendations apply only in good weather. When the air temperature is below 68°F (20°C), and sometimes even below 77°F (25°C), swimming can be unpleasant even with relatively high water temperatures.
Water Temperature Chart Over the Last 30 Days
Table of Daily Sea Temperature Data
| Date | Current | Average | Forecast |
|---|---|---|---|
| SEP 14 | 27.3°C | 28.5°C | |
| SEP 15 | 27.5°C | 28.5°C | |
| SEP 16 | 27.2°C | 28.5°C | |
| SEP 17 | 26.9°C | 28.5°C | |
| SEP 18 | 28.6°C | 28.5°C | |
| SEP 19 | 27.4°C | 28.5°C | |
| SEP 20 | 28.1°C | 28.5°C | |
| SEP 21 | 28.0°C | 28.5°C | |
| SEP 22 | 28.5°C | 28.0°C | |
| SEP 23 | 28.5°C | 28.1°C | |
| SEP 24 | 28.5°C | 28.1°C | |
| SEP 25 | 28.5°C | 28.1°C | |
| SEP 26 | 28.5°C | 28.1°C | |
| SEP 27 | 28.5°C | 28.2°C | |
| SEP 28 | 28.5°C | 28.2°C |
* Current - Actual water temperature value
** Average - Average water temperature on this day in recent years
*** Forecast - Our water temperature forecast
Actual nearshore water temperatures may fluctuate by several degrees from the reported values, especially following heavy rainfall or extended periods of strong winds. Certain wind patterns can cause colder, deeper waters to rise and replace the sun-warmed surface water, leading to noticeable variations.
Our forecast is based on a proprietary mathematical model that considers real-time water temperature changes, historical trends, key weather patterns, wind strength and direction, and air temperature specific to each region. Additionally, we incorporate data from other resorts to enhance accuracy.
Monthly Water Temperature Range (Min, Max & Average)
| Month | Min | Avg | Max |
|---|---|---|---|
| January | 3°C | 9°C | 15°C |
| February | 8°C | 12°C | 16°C |
| March | 11°C | 16°C | 21°C |
| April | 14°C | 20°C | 25°C |
| May | 21°C | 24°C | 27°C |
| June | 23°C | 27°C | 30°C |
| July | 28°C | 31°C | 34°C |
| August | 27°C | 31°C | 35°C |
| September | 25°C | 29°C | 32°C |
| October | 21°C | 23°C | 26°C |
| November | 14°C | 18°C | 21°C |
| December | 10°C | 14°C | 18°C |
Horseshoe Reservoir: Water Temperature by Location
Horseshoe Reservoir: Weather Forecast
September 22
September 23
September 24
September 25
September 26
Location & Local Information
Horseshoe Reservoir, located northeast of Phoenix on the Verde River, lies in a rugged desert canyon surrounded by the Mazatzal Mountains. The lake’s water temperature reflects both the desert climate and its river-fed nature, resulting in noticeable seasonal variation. During winter, surface temperatures usually range from 50 to 58°F (10–14°C), remaining cool due to mountain runoff. In spring, the reservoir warms quickly as desert air temperatures rise, reaching 65–75°F (18–24°C) by May. During summer, Horseshoe Reservoir experiences its warmest conditions, with surface waters typically between 80 and 86°F (27–30°C) in July and August. By autumn, the water cools again to about 65–72°F (18–22°C), staying comfortable for outdoor recreation until late October before dropping toward winter levels.
Swimming is permitted at Horseshoe Reservoir, though it is less developed for recreation than nearby Bartlett Lake. The warm summer water and scenic desert backdrop make it suitable for informal swimming and cooling off during hot days, but there are no designated beaches or lifeguarded areas. Because the reservoir’s water levels can fluctuate significantly due to its role in water storage and flood control, visitors should be cautious near steep banks and changing shorelines. Despite its remote setting, Horseshoe Reservoir provides a peaceful and natural environment for swimming and outdoor enjoyment.