Norfork Lake — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Norfork Lake, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Norfork Lake today is 19.6°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
⚠️ As of today, the minimum water temperature ranges from 65°F (18°C) to 68°F (20°C). This is already quite warm water, which is ideal for most people. Swimming becomes comfortable, and prolonged stays in the water do not cause discomfort. This temperature is perfect for family trips and for those who prefer warmer water. It is also comfortable for water sports such as surfing or swimming. 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 |
|---|---|---|---|
| JUN 3 | 22.5°C | 20.5°C | |
| JUN 4 | 22.7°C | 20.5°C | |
| JUN 5 | 22.6°C | 20.5°C | |
| JUN 6 | 22.9°C | 20.5°C | |
| JUN 7 | 23.3°C | 20.5°C | |
| JUN 8 | 19.6°C | 20.5°C | |
| JUN 11 | 20.5°C | 19.6°C | |
| JUN 12 | 20.5°C | 19.7°C | |
| JUN 13 | 20.5°C | 19.7°C | |
| JUN 14 | 20.5°C | 19.8°C | |
| JUN 15 | 20.5°C | 19.8°C | |
| JUN 16 | 20.5°C | 19.9°C | |
| JUN 17 | 20.5°C | 19.9°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 | 7°C | 11°C |
| February | 3°C | 7°C | 12°C |
| March | 5°C | 11°C | 18°C |
| April | 11°C | 15°C | 20°C |
| May | 15°C | 19°C | 24°C |
| June | 14°C | 21°C | 27°C |
| July | 16°C | 24°C | 32°C |
| August | 21°C | 26°C | 30°C |
| September | 23°C | 27°C | 30°C |
| October | 18°C | 22°C | 26°C |
| November | 11°C | 15°C | 18°C |
| December | 7°C | 10°C | 14°C |
Norfork Lake: Water Temperature by Location
Norfork Lake: Weather Forecast
June 9
June 10
June 11
June 12
Location & Local Information
Norfork Lake, located in north-central Arkansas near Mountain Home, is a large and deep reservoir on the North Fork River, known for its clear, clean water and scenic Ozark surroundings. The lake’s water temperature varies throughout the year due to its depth and regional climate. In winter, surface temperatures typically range from 7–10 °C (45–50 °F), while deeper sections remain colder. During spring, the water gradually warms to around 15–21 °C (59–70 °F). By midsummer, Norfork Lake reaches its warmest period, with surface temperatures averaging 25–29 °C (77–84 °F), though deeper areas remain much cooler and refreshing. In autumn, the water cools again to about 15–20 °C (59–68 °F) before dropping further as winter approaches.
Swimming in Norfork Lake is allowed and very popular during the summer months, typically from late May through early September. The lake’s clear water, gentle slopes, and numerous coves make it ideal for swimming, snorkeling, and other recreational activities. Designated swimming areas are available at public parks and resorts around the shoreline, offering safe and accessible spots for visitors. Outside the summer season, the cooler water temperatures make swimming less comfortable, but Norfork Lake remains a favorite destination for boating, diving, and fishing year-round.