PoolWindow

Pool season · Kentucky

Elizabethtown Pool Season: the Year on One Bar

Last updated: July 25, 2026 · dates · water temp

This is the one-page view of Elizabethtown's pool year: both model windows, the estimated water-temperature curve, and today's live position on the season bar. The detailed checklists live on the opening and closing guides; this page is the calendar you check between them.

Courtyard swimming pool at dawn in a temperate climateElizabethtown, KY — 103 swim days a year
J F M A M J J A S O N D today (build date)

off-season opening window swim season closing window

Reading it takes ten seconds: 52 dots, one per week. Solid teal is Elizabethtown's swim season; the hollow teal run before it (April 12 to May 3) is when to open; the hollow amber run after is when to close, with October 14 as the deadline; gray is the covered season. Today's marker shows where you stand in that cycle right now.

The Elizabethtown pool calendar

April 19open by
October 14close by
10380°F+ days
76°Fwater peak

Opening — target April 19

Open by April 19 — a two-week head start on the May 3 crossing keeps startup chemistry small and beats the local service rush.

Full opening guide

Closing — deadline October 14

Hold the cover until October 4, then winterize by October 14, a week ahead of the October 25 freeze normal. Late and cold beats early and warm.

Full closing guide

Where the water sits today

SEASONAL VIEW

Estimated unheated pool water temp (site model, ±5°F). The live estimate loads in your browser from Open-Meteo air temperatures; in a typical year Elizabethtown water runs about 33°F at its winter floor and 76°F at its summer peak.

40 45 50 55 60 65 70 75 80 85 58 open 65 algae

Estimated water temperature by month

Monthly averages of the site's water model run on Elizabethtown's own normals — the shape of a typical year, not a forecast. The widget above shows where the current year actually sits.

20°30°40°50°60°70°80°90°JanFebMarAprMayJunJulAugSepOctNovDec65° algae zone58° swimmable startopen Apr 19close Oct 1476°F peak33°F floor
Site-model seasonal water estimates for an unheated in-ground pool near Elizabethtown Wp Cs — ±5°F, see methodology.
JanFebMarAprMayJunJulAugSepOctNovDec
34°34°42°51°61°69°75°76°72°62°51°40°

The curve peaks near 76°F — comfortable-water months here usually involve a heater or a solar cover.

Every station tells its own story: compare this curve with Bowling Green's pool season and Lexington's — neighboring normals stations can shift the windows by a week or more. The full ranking lives on the Kentucky season index.

Elizabethtown pool season FAQ

When should I open my pool in Elizabethtown, KY?

The site model recommends opening by April 19 — about two weeks before Elizabethtown's 7-day mean temperature crosses 61°F, while the water is still too cold for algae. The step-by-step sequence is in the Elizabethtown opening guide.

When should I close my pool in Elizabethtown?

Winterize by October 14. The model holds the deadline a week ahead of Elizabethtown's NOAA 50% first-freeze date, so the plumbing is protected before the first hard night. The full sequence is in the Elizabethtown closing guide.

How long is the swim season in Elizabethtown?

Elizabethtown averages 103 days a year with normal highs of 80°F or better — right on the statewide median. The Kentucky season index ranks all 4 covered cities by the same metric.

How warm does pool water get in Elizabethtown?

An unheated pool near Elizabethtown typically peaks around 76°F in high summer and bottoms out near 33°F in winter, never quite reaching the 78°F comfort line without a heater or solar cover. The month-by-month curve above shows the whole cycle; the methodology page explains the ±5°F error bars.

Data: NOAA 1991–2020 climate normals via Elizabethtown Wp Cs (1.6 mi); live outlook by Open-Meteo. Attribution: sources · assumptions: methodology.