Lake Weir @ N Shore Water Temperature
Lake Weir @ N Shore in Marion County, Florida averages about 83°F at the surface in summer — warmest in May (~83°F) and coldest in Mar (~71°F). These are typical values by month, not a live reading.
Typical water temperature by month
Typical surface water temperature by month, from 11 field readings (2011–2025) via the EPA Water Quality Portal. Months with too few readings are left blank.
Is Lake Weir @ N Shore warm enough to swim?
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 Weir @ N Shore scored C on water quality — clarity, algae, phosphorus, depth, fish species, and swimming safety, all on one report card.
Water temperatures at nearby Florida lakes
Summer average ~85°F
Summer average ~86°F
Summer average ~86°F
Summer average ~89°F
Summer average ~85°F
Summer average ~87°F
Explore water temperatures
Where to stay near Lake Weir @ N Shore
Planning a swim or lake trip? Compare cabins, lodges, and vacation rentals near Lake Weir @ N Shore — 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 Lake Weir @ N Shore
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Planning a trip to Lake Weir @ N Shore?
Get lake water-quality report cards plus the best cabin & lodging deals near Lake Weir @ N Shore — straight to your inbox. No spam, unsubscribe anytime.
Frequently asked questions
What is the water temperature of Lake Weir @ N Shore?
Lake Weir @ N Shore has a typical summer surface temperature of about 83°F. It is usually warmest in May (around 83°F) and coldest in March (around 71°F). These are typical values by month from 11 EPA Water Quality Portal field readings (2011–2025), not a live reading.
When is Lake Weir @ N Shore warmest?
Surface water at Lake Weir @ N Shore is typically warmest in May, reaching about 83°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 Weir @ N Shore warm enough to swim?
At its typical summer peak of about 83°F, Lake Weir @ N Shore 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 Weir @ N Shore 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 — 11 readings from 3 monitoring stations between 2011 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.