Météo à South Lake Tahoe en septembre
À South Lake Tahoe en septembre : agréable, sec, avec un air pur — l’un des meilleurs mois pour y aller.
Mise à jour : septembre 2026 · normales climatiques issues de la réanalyse ERA5
N° 1 sur 12 mois à South Lake Tahoe · n° 30 sur 1413 dans le monde en septembre · confort 95/100 (niveau S)
- Jour
- 22°C
- Nuit
- 8°C
- Jours de pluie
- 2
- Soleil
- 11.3 h
- Humidité
- 49%
- Durée du jour
- 12 h

Notes de voyageurs sur South Lake Tahoe en septembre
September is the month Tahoe locals name, and the case is crowds as much as weather: after Labor Day the crowds thin, the room rates drop, and what is left is sunny days in the 70s F with nights cold enough for a sweatshirt. The lake does not follow the air - it stays cold all summer and by late September is too cold for most people to swim in whatever the afternoon is doing. Our row splits the day the same way, 22.4C by day against 8.1C at night, at 49 percent humidity. The record: 2.1 precipitation days carrying 13.6mm, 11.3 hours of sun and a 12 kph breeze.
Les autres mois à South Lake Tahoe
South Lake Tahoe-forum threads on a January visit describe non-skiing options as genuinely plentiful, posters naming boat trips, horse-drawn sleigh rides, snowmobile rentals and dog sledding as standard alternatives. Regulars call wind a real factor at Heavenly specifically, several posters naming gondola closures and limited open runs as a genuine possibility on gusty days. Posters call Kirkwood genuinely the snowiest of the Tahoe resorts, several regulars naming this the reason powder hunters often head there first after a storm. Regulars call golf availability genuinely dependent on that year's snowpack, several threads naming this a real variable worth checking before assuming courses are open. Posters recommend real flexible plans around wind and snow conditions for a January trip, several regulars calling this standard given how much daily conditions can shift. The record: 5C days, -7.1C nights, 85mm across over 7 days and 79 percent humidity.
South Lake Tahoe-forum threads on an April visit describe this as genuinely an in-between season, posters calling it too late for reliable winter activities and too early for a full summer visit. Regulars call limited skiing still possible through the first three weeks of April in some years, resorts here capable of making enough snow to keep a few runs open despite the season winding down. Posters recommend Rabe Meadows for an easy lakeside walk, Eagle Lake and Cascade Falls both solid hikes near Emerald Bay for anyone wanting more distance. Regulars call hiking genuinely limited to routes clear of mud and lingering snow this month, real trail research worthwhile before committing to a specific route. Posters recommend checking whether the Heavenly gondola is running before planning around it, several April activities here still closed until late May. The record: 12.9C days feeling like 12C, -1.8C nights, 40mm across nearly 4 days and 63 percent humidity.
South Lake Tahoe-forum threads on a July 4th week visit describe conditions as genuinely pleasant, posters reporting lake temperatures around the high seventies Fahrenheit and comfortable air temperatures throughout the stay. Regulars call the lake the real draw this time of year, wading, kayak rentals and general water activity all popular given the reliably warm, clear conditions. Posters recommend a sweatshirt for evenings regardless of how warm the day felt, temperatures dropping noticeably once the sun goes down at this elevation. Regulars call local hotels booking up fast for the holiday week, reserving well ahead standing advice. Posters describe the abundant sunshine as a real hallmark of a Tahoe July, clear skies typical across most of the month. Regulars recommend real sun protection given how many hours of direct sun a typical July day delivers here. The record: 28C days feeling like 27C, 11.2C nights, a scant 1.2 days of measurable precipitation and 39 percent humidity.
South Lake Tahoe-forum threads on what to pack for a February trip are consistent this sits within the heaviest accumulation months, January and February both named repeatedly as the strongest stretch for skiers. Posters recommend real waterproof outer layers over pure warmth, the cold setting in fast once a jacket gets wet and stays wet through a day on the mountain. Regulars describe nighttime readings dropping well below freezing regularly, daytime highs only occasionally climbing into a comfortable range. Posters recommend timing a visit around the last week of January or first week of February while avoiding the school-holiday crush. Regulars call proper boots and gloves as important as the jacket, prolonged cold exposure a real risk without full coverage. Posters call the lake views worth bundling up for regardless of the base depth that week. The record: 5C days feeling like 2C, -7.3C nights, a notably high 91.9cm of fresh accumulation and 73 percent humidity.
Ajoute ta propre note depuis la fiche de South Lake Tahoe sur la carte.
Normales climatiques à South Lake Tahoe — septembre
Moyennes mensuelles issues de la réanalyse ERA5. L’AQI est l’indice américain de qualité de l’air (US AQI) moyen du mois.
Affluence à South Lake Tahoe en septembre
À quel point le lieu lui-même est fréquenté — vacances scolaires et grands départs, les mois signalés par la rédaction, et l’attrait que la météo leur donne. Jamais pris en compte dans le score de confort.
Pic d’affluenceSummer peak, Labor Day weekend, Summer break (États-Unis)(estimé)
Pic d’affluenceFréquentéIntersaisonCalme
Les meilleurs mois pour la météo à South Lake Tahoe
Classés selon le score de confort climatique propre à cette destination au fil de l’année — autre chose que son affluence (voir Affluence plus haut).
Meilleure météoÀ South Lake Tahoe, la meilleure météo tombe en mai, juin et septembre — des périodes distinctes, pas une seule saison continue.
En septembre, au programme : Hope Valley aspens.
Meilleure météoMétéo correcteMétéo la plus rude
Au programme à South Lake Tahoe en septembre
Événements saisonniers récurrents, spectacles naturels, fermetures et vacances — sélectionnés et sourcés.
- Vacances
Summer peak
20 juin – 7 sept.Vacances scolairesBondéRéserver tôtThe Bay Area empties up here at weekends from late June, and the two-lane road round the west shore to Emerald Bay is the pinch point. Parking at the popular beaches is gone by nine. Source ↗
- Saison
Lake warm enough to swim
10 juil. – 10 sept. · en généralMer assez chaudeThe lake is 500 metres deep and never really warms, but the shallow bays at Baldwin and Zephyr Cove get tolerable for about eight weeks from mid-July. Everywhere else is a quick, cold swim.
- Risque
Wildfire smoke season
15 juil. – 30 sept. · en généralSmoke from California fires settles in the basin and stays because the mountains hold it, and a fire reached the edge of town in 2021. Some late summers the far shore is invisible for a week. Source ↗
- Vacances
Labor Day weekend
5–7 sept.Fête nationaleBondéRéserver tôtLabor Day, the first Monday of September, is the last big getaway of summer: the long weekend books out campsites and lodging and fills parking early, and families thin out quickly once it has passed. Source ↗
- Nature
Hope Valley aspens
25 sept. – 15 oct. · en généralCouleurs d’automneThe aspen stands in Hope Valley south of the lake turn in the first ten days of October, and the pass roads over Carson and Luther are the drive for it before the snow shuts them.
Tout près, il se passe quelque chose
À moins de 300 km de South Lake Tahoe — une excursion à la journée ou un saut de puce — avec quelque chose au programme ce mois-ci. Jamais pris en compte dans le score de confort.
- Parc national de Yosemite126 kmTioga and Glacier Point roads open10 mai – 10 nov. · en généralSaison des sentiersnps.gov
- Sacramento137 kmFarm-to-Fork Festival15–30 sept. · en généralRécoltesfarmtofork.com
- Parc national de Sequoia297 kmCrystal Cave tours20 mai – 10 sept. · en généralOuverture de la saison d’éténps.gov
Où se trouve South Lake Tahoe ?
South Lake Tahoe en septembre — FAQ
- Est-ce une bonne période pour aller à South Lake Tahoe en septembre ?
- À South Lake Tahoe en septembre : agréable, sec, avec un air pur — l’un des meilleurs mois pour y aller. Sur le score de confort de SeasonMap, ce mois se classe au rang 1 sur 12 pour South Lake Tahoe (95/100).
- Quel temps fait-il à South Lake Tahoe en septembre ?
- En septembre, South Lake Tahoe affiche en moyenne une maximale de 22.4 °C et une minimale de 8.1 °C, avec environ 13.6 mm de pluie sur à peu près 2.1 jours de pluie.
- Quelle est la qualité de l’air à South Lake Tahoe en septembre ?
- En septembre, l’indice américain de qualité de l’air (US AQI) moyen à South Lake Tahoe tourne autour de 47.
À moins de 300 km : Tioga and Glacier Point roads open à Yosemite National Park, vers 10 mai – 10 nov. ; Farm-to-Fork Festival à Sacramento, vers 15–30 sept.