Swift Creek Reservoir — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Swift Creek Reservoir, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Swift Creek Reservoir today is 27.5°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 |
|---|---|---|---|
| JUN 26 | 27.2°C | 25.5°C | |
| JUN 27 | 27.2°C | 25.5°C | |
| JUN 28 | 25.5°C | 25.5°C | |
| JUN 29 | 25.6°C | 25.5°C | |
| JUN 30 | 25.5°C | 25.5°C | |
| JUL 1 | 26.3°C | 27.0°C | |
| JUL 2 | 26.7°C | 27.0°C | |
| JUL 3 | 27.3°C | 27.0°C | |
| JUL 4 | 27.0°C | 27.5°C | |
| JUL 5 | 27.0°C | 27.5°C | |
| JUL 6 | 27.0°C | 27.4°C | |
| JUL 7 | 27.0°C | 27.4°C | |
| JUL 8 | 27.0°C | 27.4°C | |
| JUL 9 | 27.0°C | 27.4°C | |
| JUL 10 | 27.0°C | 27.3°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 | 1°C | 4°C | 8°C |
| February | 1°C | 4°C | 7°C |
| March | 2°C | 9°C | 16°C |
| April | 12°C | 15°C | 19°C |
| May | 15°C | 20°C | 26°C |
| June | 21°C | 26°C | 30°C |
| July | 24°C | 27°C | 30°C |
| August | 23°C | 28°C | 32°C |
| September | 22°C | 24°C | 27°C |
| October | 16°C | 19°C | 22°C |
| November | 9°C | 13°C | 16°C |
| December | 4°C | 7°C | 11°C |
Swift Creek Reservoir: Water Temperature by Location
Swift Creek Reservoir: Weather Forecast
July 4
July 5
July 6
July 7
Location & Local Information
Swift Creek Reservoir in Chesterfield County experiences typical mid-Atlantic seasonal temperature swings. Surface temperatures in winter commonly sit near freezing to the mid-40s Fahrenheit (about 0–7 °C), while spring sees a steady rise into the mid-40s to mid-60s °F (7–18 °C). In summer the reservoir’s surface often warms to roughly 70–85 °F (21–29 °C), occasionally higher during heat waves, and in autumn the water cools back through the 50s and 60s °F (10–20 °C). Deeper water remains noticeably cooler than the surface year-round, and stratification in summer can create sharp temperature differences with hypoxic or warmer surface layers. Warm late‑summer conditions can also favor algae and bacterial growth, which affect water clarity and quality.
Swimming in Swift Creek Reservoir is not permitted because the lake serves as a municipal drinking water supply and is managed to protect water quality and public safety. Restrictions are intended to limit contamination risks, protect treatment operations, and reduce hazards associated with boat traffic, variable depths, and submerged structures. Recreational use is generally limited to things like boating or fishing under county rules, with public swimming directed to designated pools or beaches where lifeguards, water quality monitoring, and facilities are provided.