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Trofa — Current Water Temperature, Annual Trends and Forecast

This page provides information on the current water temperature in Trofa, trends, monthly ranges and the forecast for the coming days.

Ave River, Portugal
Ave River, Portugal © By PedroPVZ, CC BY-SA 3.0

Current Water Temperature

17.4°C
Today
17.7°C
Yesterday
17.7°C
A Week Ago
Get instant access to real-time water temperatures for this and all other locations with our iOS and Android apps.

Water Temperature in Trofa today is 17.4°C.

Water Temperature: Daily Trends, Historical Records, and Forecast

⚠️ As of today, the minimum water temperature ranges from 60°F (15°C) to 65°F (18°C). The water is comfortable for most people, making it an ideal range for water sports enthusiasts. The temperature does not cause significant discomfort, and swimming will be pleasant for the majority. However, it's important to remember that prolonged exposure to the water can still lead to cooling, so it's essential to monitor the time spent in the water, especially for children or elderly people. 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

From September 10 to October 11

Table of Daily Sea Temperature Data

Date Current Average Forecast
OCT 417.7°C16.0°C
OCT 516.6°C16.0°C
OCT 616.3°C16.0°C
OCT 717.1°C16.0°C
OCT 817.5°C16.0°C
OCT 917.3°C16.0°C
OCT 1017.7°C16.0°C
OCT 1117.4°C16.0°C
OCT 1216.0°C17.3°C
OCT 1316.0°C17.3°C
OCT 1416.0°C17.2°C
OCT 1516.0°C17.1°C
OCT 1616.0°C17.1°C
OCT 1716.0°C17.0°C
OCT 1816.0°C16.9°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
January5°C9°C11°C
February5°C8°C12°C
March8°C11°C14°C
April10°C14°C17°C
May13°C18°C22°C
June15°C19°C24°C
July17°C21°C26°C
August18°C22°C27°C
September15°C19°C24°C
October12°C16°C18°C
November9°C13°C16°C
December5°C9°C13°C

Trofa: Weather Forecast

October 11

° / °
fog
rain: 3% | wind:

October 12

° / °
fog
rain: 0% | wind:

October 13

° / °
fog
rain: 0% | wind:

October 14

° / °
fog
rain: 0% | wind:

October 15

° / °
fog
rain: 0% | wind:

October 16

° / °
overcast
rain: 2% | wind:

Location & Local Information

Trofa, a municipality in the Grande Porto area of northern Portugal, is not known for large bathing lakes inside the town limits, but there are small reservoirs and riverine pools in the surrounding countryside. Water temperatures in these inland bodies typically follow seasonal patterns: winter surface temperatures commonly sit around 8–12 °C (46–54 °F), spring warms to roughly 12–18 °C (54–64 °F), summer can bring surface readings of about 18–24 °C (64–75 °F), and autumn generally cools back to the spring range. Local microclimates, water depth and flow, and recent weather can shift these values up or down by a few degrees.

Swimming opportunities near Trofa depend on location, local rules and water quality checks. There are some informal spots where people swim during the warm months when temperatures approach the mid-20s °C, but officially supervised bathing areas are limited, and some reservoirs prohibit swimming for safety, water-supply protection or boating reasons. Currents, underwater hazards and periodic pollution can also restrict safe swimming. Visitors and residents should look for municipal signage or official guidance and consider water-quality information before entering, and favour officially designated bathing sites when available.

Nearby Locations

Frequently Asked Questions

What is the current water temperature in Trofa?
Water Temperature in Trofa today is 17.4°C.
What is the water temperature in Trofa during the summer months?
The water temperature in Trofa in summer fluctuates in the range of 15°C - 27°C.
Is it possible to swim in Trofa (Portugal) in Ave and what are the possibilities for this?
Yes — while Trofa itself has no official supervised bathing area on the Ave, swimming is possible in calm stretches of the river at your own risk, or more safely in local municipal pools or the monitored Atlantic beaches a short drive away, although you should always check water quality, heed warning signs and avoid industrial or fast-flowing sections.