PoolWindow

Pool season · Louisiana

Kenner Pool Season: the Year on One Bar

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

Kenner's whole pool calendar, condensed: when the water warms, when it cools, and where today falls between those edges. Use the opening guide and closing guide for the step-by-step work; keep this page for the dates.

Resort pool at dusk in a hot, long-season climateKenner, LA — 179 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

The bar compresses Kenner's whole pool year into one lane rope: gray floats for the off-season, hollow teal for the February 9–March 2 opening window, solid teal for swim weeks, hollow amber for the closing stretch that ends November 30. Wherever the today marker sits, the nearest color change is your next appointment.

The Kenner pool calendar

February 16open by
November 30close by
17980°F+ days
84°Fwater peak

Opening — target February 16

Target February 16; the practical window runs February 9–March 2, and the 7-day mean crosses the 61°F threshold around March 2. Cold-water starts are the cheap ones.

Full opening guide

Closing — deadline November 30

Hold the cover until November 20, then winterize by November 30, a week ahead of the December 31 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 Kenner water runs about 54°F at its winter floor and 84°F at its summer peak.

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

Estimated water temperature by month

This is Kenner's typical-year water curve: the same EWMA model as the live widget, run on the 1991–2020 normals instead of this week's weather.

40°50°60°70°80°90°100°JanFebMarAprMayJunJulAugSepOctNovDec65° algae zone58° swimmable startopen Feb 16close Nov 3084°F peak54°F floor
Site-model seasonal water estimates for an unheated in-ground pool near New Orleans International Airport — ±5°F, see methodology.
JanFebMarAprMayJunJulAugSepOctNovDec
55°56°61°67°74°80°83°84°83°77°67°59°

Warmest water typically June–September (peaking near 84°F); heaters and covers shift any month up.

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

Kenner pool season FAQ

When should I open my pool in Kenner, LA?

The site model recommends opening by February 16 — about two weeks before Kenner'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 Kenner opening guide.

When should I close my pool in Kenner?

Winterize by November 30. The model holds the deadline a week ahead of Kenner's NOAA 50% first-freeze date, so the plumbing is protected before the first hard night. The full sequence is in the Kenner closing guide.

How long is the swim season in Kenner?

Kenner averages 179 days a year with normal highs of 80°F or better — about 15 days earlier than the Louisiana median. The Louisiana season index ranks all 13 covered cities by the same metric.

How warm does pool water get in Kenner?

An unheated pool near Kenner typically peaks around 84°F in high summer and bottoms out near 54°F in winter, spending roughly 4 months at or above the 78°F comfort line most swimmers prefer. 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 New Orleans International Airport (1.2 mi); live outlook by Open-Meteo. Attribution: sources · assumptions: methodology.