Lake Catoma — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Lake Catoma, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Lake Catoma today is 26.8°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 |
|---|---|---|---|
| JUL 14 | 25.3°C | 28.5°C | |
| JUL 15 | 27.4°C | 28.5°C | |
| JUL 16 | 27.5°C | 28.5°C | |
| JUL 17 | 27.4°C | 28.5°C | |
| JUL 18 | 27.2°C | 28.5°C | |
| JUL 19 | 27.3°C | 28.5°C | |
| JUL 20 | 27.3°C | 28.5°C | |
| JUL 21 | 27.4°C | 28.5°C | |
| JUL 22 | 28.5°C | 26.9°C | |
| JUL 23 | 28.5°C | 27.0°C | |
| JUL 24 | 28.5°C | 27.1°C | |
| JUL 25 | 28.5°C | 27.1°C | |
| JUL 26 | 28.5°C | 27.2°C | |
| JUL 27 | 28.5°C | 27.3°C | |
| JUL 28 | 28.5°C | 27.4°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 | 5°C | 8°C | 12°C |
| February | 4°C | 8°C | 12°C |
| March | 6°C | 12°C | 18°C |
| April | 13°C | 18°C | 23°C |
| May | 18°C | 24°C | 30°C |
| June | 19°C | 25°C | 30°C |
| July | 24°C | 29°C | 33°C |
| August | 23°C | 25°C | 27°C |
| September | 23°C | 27°C | 30°C |
| October | 20°C | 25°C | 30°C |
| November | 11°C | 16°C | 20°C |
| December | 8°C | 11°C | 14°C |
Lake Catoma: Water Temperature by Location
Lake Catoma: Weather Forecast
July 22
July 23
July 24
July 25
July 26
Location & Local Information
Lake Catoma, located in Cullman County in north-central Alabama, is a peaceful reservoir surrounded by forested hills and rural landscapes. The lake serves primarily as a public water supply but also reflects the region’s mild, humid subtropical climate in its water temperature patterns. During winter, surface temperatures typically range from 45 to 52°F (7–11°C), cool but rarely near freezing. As spring progresses, the lake warms to around 60–70°F (16–21°C) by late April and May. In the summer months, water temperatures peak at 80–85°F (27–29°C) in July and August, offering ideal warmth for aquatic life and recreation in nearby areas. By autumn, the water gradually cools to about 65–72°F (18–22°C) before dropping again toward winter levels.
Despite its comfortable summer temperatures, swimming is not allowed in Lake Catoma because it functions as Cullman’s primary drinking water reservoir. These restrictions are intended to protect water quality and ensure safe municipal use. While direct recreation on the lake is limited to utility operations, visitors can enjoy the scenic surroundings and other nearby lakes that allow public swimming. As a result, Lake Catoma remains a well-protected and clean reservoir, balancing environmental conservation with its essential role in providing drinking water for the local community.