Lago di Posta Fibreno — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Lago di Posta Fibreno, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Lago di Posta Fibreno today is 19.4°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 |
|---|---|---|---|
| SEP 13 | 20.4°C | 22.0°C | |
| SEP 14 | 19.9°C | 22.0°C | |
| SEP 15 | 20.0°C | 22.0°C | |
| SEP 16 | 20.0°C | 22.0°C | |
| SEP 17 | 19.8°C | 22.0°C | |
| SEP 18 | 19.5°C | 22.0°C | |
| SEP 19 | 19.3°C | 22.0°C | |
| SEP 20 | 19.3°C | 22.0°C | |
| SEP 21 | 22.0°C | 19.5°C | |
| SEP 22 | 22.0°C | 19.7°C | |
| SEP 23 | 22.0°C | 19.8°C | |
| SEP 24 | 22.0°C | 19.9°C | |
| SEP 25 | 22.0°C | 20.1°C | |
| SEP 26 | 22.0°C | 20.2°C | |
| SEP 27 | 22.0°C | 20.3°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 | 5°C | 9°C | 12°C |
| February | 5°C | 9°C | 12°C |
| March | 8°C | 12°C | 15°C |
| April | 11°C | 15°C | 19°C |
| May | 14°C | 20°C | 25°C |
| June | 17°C | 22°C | 27°C |
| July | 19°C | 24°C | 29°C |
| August | 20°C | 25°C | 30°C |
| September | 17°C | 22°C | 27°C |
| October | 13°C | 18°C | 21°C |
| November | 9°C | 14°C | 18°C |
| December | 5°C | 9°C | 12°C |
Lago di Posta Fibreno: Water Temperature by Location
Lago di Posta Fibreno: Weather Forecast
September 21
September 22
September 23
September 24
September 25
September 26
Location & Local Information
Lago di Posta Fibreno, a small spring‑fed lake in Lazio, is famed for its clear, cool waters. Because it is fed by subterranean springs, surface temperatures stay relatively low compared with shallow, sun‑warmed lakes. Typical seasonal ranges are roughly 6–8 °C (43–46 °F) in winter, rising to about 8–14 °C (46–57 °F) in spring. In summer the lake commonly reaches 18–22 °C (64–72 °F) in the warmest months, then falls to around 12–18 °C (54–64 °F) through autumn. Deeper or shaded areas remain colder year‑round, so even summer swimming can feel brisk unless accompanied by a wetsuit.
Swimming opportunities exist but are influenced by conservation rules and local management. Much of the shoreline lies within a regional nature reserve established to protect rare aquatic plants, clear water quality, and sensitive wildlife, so bathing may be allowed only in specified places or discouraged in core protected zones. Visitors are advised to follow on‑site signage and local guidance; where permitted, the water is clean and attractive for a swim, but its spring‑fed coolness and conservation restrictions are important factors to consider before entering.