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Waldo Lake — Current Water Temperature, Annual Trends and Forecast

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

Siltcoos Lake, United States
Siltcoos Lake, United States © By Visitor7, CC BY-SA 3.0

Current Water Temperature

13.7°C
Today
13.6°C
Yesterday
13.3°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 Waldo Lake today is 13.7°C.

Water Temperature: Daily Trends, Historical Records, and Forecast

⚠️ As of today, the minimum water temperature ranges from 54°F (12°C) to 60°F (15°C). The water is significantly warmer, and swimming becomes possible for most people. However, caution may still be required for prolonged stays in the water, as extended exposure can cause discomfort. This is a suitable temperature range for short swims and for those accustomed to cooler water. For more comfortable swimming, it is recommended to use proper gear. 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 May 30 to June 30

Table of Daily Sea Temperature Data

Date Current Average Forecast
JUN 2313.3°C16.2°C
JUN 2413.4°C16.2°C
JUN 2513.4°C16.2°C
JUN 2613.4°C16.2°C
JUN 2714.7°C16.2°C
JUN 2813.6°C16.2°C
JUN 2913.6°C16.2°C
JUN 3013.0°C16.2°C
JUL 122.0°C14.1°C
JUL 222.0°C14.5°C
JUL 322.0°C14.9°C
JUL 422.0°C15.4°C
JUL 522.0°C15.8°C
JUL 622.0°C16.2°C
JUL 722.0°C16.6°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
January0°C2°C4°C
February0°C1°C3°C
March0°C3°C6°C
April2°C9°C15°C
May5°C13°C21°C
June9°C16°C23°C
July18°C22°C26°C
August21°C24°C27°C
September18°C20°C22°C
October10°C14°C18°C
November1°C6°C11°C
December0°C2°C4°C

Waldo Lake: Water Temperature by Location

Waldo Lake: Weather Forecast

July 1

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overcast
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July 2

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July 3

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rain: 1% | wind:

July 4

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partly cloudy
rain: 1% | wind:

July 5

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overcast
rain: 1% | wind:

Location & Local Information

Waldo Lake in central Oregon sits high in the Cascades and is unusually deep and clear, factors that keep its water cool through much of the year. Typical surface temperatures in spring (April–June) are commonly in the 40s to mid-50s °F (4–13 °C). In summer, when air temperatures are warmest, the surface may rise into the mid-50s to low 60s °F (13–18 °C) on sunny afternoons; even then deeper water remains much colder. By fall the surface usually falls back to the 40s–50s °F (4–13 °C), and in winter portions of the shoreline can approach freezing or develop ice, with surface readings around 32–40 °F (0–4 °C) depending on conditions.

Swimming at Waldo Lake is permitted and many visitors do enter the water during the warmer weeks of July and August, but it should be approached with caution. The lake’s clarity and depth mean cold shock and rapid heat loss are real risks even on warm days, and there are no lifeguards or extensive services at most access points. Motor restrictions and forest protections preserve water quality, making the lake clean for recreation, but swimmers should be prepared for brisk temperatures, short swims, and the remote nature of the area.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in Waldo Lake?
Water Temperature in Waldo Lake today is 13.7°C.
What is the water temperature in Waldo Lake during the summer months?
The water temperature in Waldo Lake in summer fluctuates in the range of 9°C - 27°C.
Is it possible to swim in Waldo Lake and what are the possibilities for this?
Yes, it is possible to swim in Waldo Lake, Oregon. However, due to its high elevation and glacial water, it can be extremely cold even during summers.