This data the coastal Mirror Lake water temperature today, tomorrow and the upcoming days. Besides, you can also get information about the weather and surf forecast, as well as the data on sunrise / sunset and moonrise / moonset at a given point on any given day.
Water temperature in Mirror Lake today is 60.8°F. Based on our historical data over a period of ten years, the warmest water in this day in Mirror Lake was, like today, 60.8°F, and the coldest was recorded in 2022 at 51.8°F. Water temperature in Mirror Lake is expected to drop to 54.3°F in the next 10 days. September average water temperature in Mirror Lake is 59.4°F, the minimum temperature is 48.2°F, and the maximum is 68°F.
Throughout the year, the water temperature in Mirror Lake does not rise above 68°F and therefore is not suitable for comfortable swimming. But on some days of June, July, August, September, the water temperature warms up to 68°F and above. The average water temperature in Mirror Lake in winter reaches 37.4°F, in spring 43°F, in summer the average temperature rises to 64.6°F, and in autumn it is 49.6°F.
September 26, 2025 |
---|
today temp |
60.8°F |
September 25, 2025 |
---|
yesterday temp |
59°F |
Data in a table show Mirror Lake temperature today (September 26, 2025). For more information and forecast for a few days, go to the weather forecast Mirror Lake.
0-3 h | 3-6 h | 6-9 h | 9-12 h |
---|---|---|---|
![]() | ![]() | ![]() | ![]() |
60.8°F | 59°F | 58.6°F | 60.3°F |
12-15 h | 15-18 h | 18-21 h | 21-24 h |
---|---|---|---|
![]() | ![]() | ![]() | ![]() |
62.1°F | 63.7°F | 63°F | 59.4°F |
You may also be interested in other sections of our site for Mirror Lake: Sunrise and Sunset
These figures shows the average, minimum and maximum monthly water temperature in Mirror Lake. In addition to the table values, the graph below displays of changes average surface temperature during the year. Values are calculated based on the data over the past 10 years. Using them, you can check the water temperature in Mirror Lake on any day of this period that interests you. Click on the month link and you will see a table for each day, or alternatively you can view the temperature curve of the month and select 2 different years you want to compare, either in a table or as a curve
Month | Avr | Min | Max | |
---|---|---|---|---|
January | 37.4°F | 33.8°F | 39.2°F | cold |
Water temperature in Mirror Lake in January | ||||
February | 37.4°F | 37.4°F | 39.2°F | cold |
Water temperature in Mirror Lake in February | ||||
March | 37.8°F | 37.4°F | 44.6°F | cold |
Water temperature in Mirror Lake in March | ||||
April | 39.9°F | 33.8°F | 51.8°F | cold |
Water temperature in Mirror Lake in April | ||||
May | 51.1°F | 37.4°F | 66.2°F | cold |
Water temperature in Mirror Lake in May | ||||
June | 61.7°F | 51.8°F | 71.6°F | cold |
Water temperature in Mirror Lake in June | ||||
July | 67.3°F | 60.8°F | 73.4°F | cold |
Water temperature in Mirror Lake in July | ||||
August | 64.9°F | 59°F | 71.6°F | cold |
Water temperature in Mirror Lake in August | ||||
September | 59.4°F | 48.2°F | 68°F | cold |
Water temperature in Mirror Lake in September | ||||
October | 49.1°F | 37.4°F | 62.6°F | cold |
Water temperature in Mirror Lake in October | ||||
November | 40.3°F | 37.4°F | 53.6°F | cold |
Water temperature in Mirror Lake in November | ||||
December | 37.4°F | 33.8°F | 39.2°F | cold |
Water temperature in Mirror Lake in December |