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Franklinswsh Lake Water Temperature

Franklinswsh Lake in Lake County, Florida typically sits around 73°F at the surface in October — warmest in Jun (~86°F) and coldest in Jan (~59°F). That is a typical value for the month, not a live reading.

Typical in October
73°F
Comfortable
Summer average
86°F
Warmest (Jun)
86°F
Coldest (Jan)
59°F

Typical water temperature by month

Jan
59°
Feb
64°
Mar
Apr
75°
May
84°
Jun
86°
Jul
Aug
Sep
Oct
73°
Nov
Dec

Typical surface water temperature by month, from 18 field readings (20232025) via the EPA Water Quality Portal. Months with too few readings are left blank.

Is Franklinswsh Lake warm enough to swim?

At its summer peak (~86°F): Warm

Very comfortable for swimming. Warm surface water can also favor blue-green algae in nutrient-rich lakes, so check for advisories before you go in.

Want more than temperature? Franklinswsh Lake water quality: clarity, algae, phosphorus, depth, fish species, and current advisories, all on one page.

Where to stay near Franklinswsh Lake

Planning a swim or lake trip? Compare cabins, lodges, and vacation rentals near Franklinswsh Lake — live availability and prices. Switch the map to Satellite to see the lake and how close each stay is to the water.

Top-rated places to stay near Franklinswsh Lake

Prices for Sep 18–20, 4 adults. Change dates on the map below.

Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.

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Frequently asked questions

What is the water temperature of Franklinswsh Lake?

Franklinswsh Lake typically sits around 73°F at the surface in October, from 18 EPA Water Quality Portal field readings (2023–2025). That is a typical value for the month, not a live reading.

When is Franklinswsh Lake warmest?

Surface water at Franklinswsh Lake is typically warmest in June, reaching about 86°F. Lake surface temperature lags air temperature by several weeks, so the warmest water usually arrives in mid-to-late summer even though the hottest air can come earlier.

Is Franklinswsh Lake warm enough to swim?

At its typical summer peak of about 86°F, Franklinswsh Lake rates as "warm" for swimming. Very comfortable for swimming. Warm surface water can also favor blue-green algae in nutrient-rich lakes, so check for advisories before you go in.

Where does this Franklinswsh Lake water temperature data come from?

Every temperature on this page is a typical (climatological) value computed from real surface-water field readings collected by state and federal agencies and published through the EPA Water Quality Portal — 18 readings from 1 monitoring station between 2023 and 2025. They describe what is typical for each month, not the temperature right now.

About this data

Water temperatures are a climatology — the typical value for each month, averaged from real surface-water field readings collected by state and federal agencies and published through the EPA Water Quality Portal. They tell you what to expect, not the temperature at this moment. Actual conditions vary with recent weather, depth, and time of day.