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LakeQuality

Lake Weldona Water Temperature

Lake Weldona in Orange County, Florida averages about 88°F at the surface in summer — warmest in Jul (~89°F) and coldest in Jan (~65°F). These are typical values by month, not a live reading.

Typical in August
87°F
Warm
Summer average
88°F
Warmest (Jul)
89°F
Coldest (Jan)
65°F

Typical water temperature by month

Jan
65°
Feb
66°
Mar
Apr
78°
May
82°
Jun
Jul
89°
Aug
87°
Sep
Oct
81°
Nov
74°
Dec

Typical surface water temperature by month, from 92 field readings (20102025) via the EPA Water Quality Portal. Months with too few readings are left blank.

Is Lake Weldona warm enough to swim?

At its summer peak (~88°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? Lake Weldona scored D on water quality — clarity, algae, phosphorus, depth, fish species, and swimming safety, all on one report card.

Where to stay near Lake Weldona

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

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Frequently asked questions

What is the water temperature of Lake Weldona?

Lake Weldona has a typical summer surface temperature of about 88°F. It is usually warmest in July (around 89°F) and coldest in January (around 65°F). These are typical values by month from 92 EPA Water Quality Portal field readings (2010–2025), not a live reading.

When is Lake Weldona warmest?

Surface water at Lake Weldona is typically warmest in July, reaching about 89°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 Lake Weldona warm enough to swim?

At its typical summer peak of about 88°F, Lake Weldona 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 Lake Weldona 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 — 92 readings from 1 monitoring station between 2010 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.