Vejret i St. Augustine i september

St. Augustine i september: trykkende hedt, regnfuldt, med ren luft — et gamble, med klam varme.

Opdateret september 2026 · klimanormaler fra ERA5-reanalysen

St. Augustine🇺🇸 United States · Florida · By63
  1. 80jan.
  2. 87feb.
  3. 92mar.
  4. 89apr.
  5. 77maj
  6. 65jun.
  7. 61jul.
  8. 60aug.
  9. 63sep.
  10. 74okt.
  11. 86nov.
  12. 83dec.

Nr. 10 af 12 måneder i St. Augustine · Nr. 1084 af 1413 rejsemål at besøge i september · komfort 63/100 (niveau C)

Dage
29°C
Nætter
23°C
Våde dage
13
Sol
9.7 h
Luftfugtighed
81%
Dagslys
12 h
St. Augustine, United States
Foto: Gagan Kaur · Pexels

Noter fra rejsende om St. Augustine i september

Forum posters describe September as still hot, humid and genuinely challenging for extended outdoor activity, landing squarely in peak Atlantic hurricane season. The reassuring counterpoint posters raise often: this stretch of northeast Florida (St. Johns, Duval and Nassau counties) carries meaningfully lower direct-hit risk than areas farther south, and historically hasn't taken many direct hurricane hits. The clear payoff for braving the heat: summer crowds have gone home, locals are back out, and posters say plenty of activities and events run free or discounted this time of year.
Tripadvisor community · september · for 5 dage siden · Læs mere på Tripadvisor ↗

Andre måneder i St. Augustine

Regulars describe a genuine day-to-night split as typical this month - shorts and beach weather comfortable right up until sundown, then long pants, a sweater or light jacket needed once temperatures drop after dark. Our row backs that mild, still-dry read, 23.5C over 15.4C nights, with rain light at 58.3mm across 6.4 days and humidity at 76 percent. Regulars are consistent this counts among the most comfortable stretches of the year here, crowds noticeably thinner than peak season with the beach itself often close to empty, ideal for long walks. The sea sits at 21.5C, still comfortably swimmable for many despite the cooling air. The record: 8.3 hours of sun, a 20.1 kph wind and AQI 45.
ShortsByDaySweaterBySundown · november · for 3 dage siden · Læs mere på Tripadvisor ↗
St. Augustine-forum threads on January weather describe a genuinely mixed bag day to day, a run of 70-degree, t-shirt afternoons entirely plausible right alongside a cold snap that drops nights into the 30s and demands a real winter jacket. Posters are consistent this is the dry season locally, plenty of sun overall even when a cold front rolls through, and that packing layers rather than betting on one type of weather is the only reliable strategy. Swimming is firmly off the table for all but the hardiest visitors, the water itself far colder than it looks on a sunny day. The historic district and its walkable streets stay comfortable for sightseeing regardless of which version of January weather shows up. Regulars call it a genuinely good value month, thin winter crowds without the true depths of a northern winter. The record: 18.9C days feeling like 17C, 9.3C nights, a 18.2C sea, 73 percent humidity and 7.7 hours of sun.
OldTownJanuaryRegular · januar · for 3 dage siden · Læs mere på Tripadvisor ↗
St. Augustine-forum threads on July weather confirm it's hot and humid, daytime highs regularly near 90 Fahrenheit with afternoon thunderstorms a near-daily fixture. Posters describe the rain as heavy but brief rather than an all-day event, typically a hard downpour that clears within an hour or so. The standing local strategy repeated across threads is to front-load sightseeing for the morning, then treat the beach as an afternoon activity starting around 3 or 4pm, deliberately avoiding the 2-to-3pm window widely called the hottest stretch of the day. The historic district's narrow streets offer some shade, but posters still recommend frequent water breaks and pacing walking tours around the heat rather than pushing through midday. The record: 31C days feeling like a punishing 38C, 24.4C nights, 123mm across 13.1 days, a 29.3C sea, 83 percent humidity and 11.7 hours of sun.
OldTownJulyRegular · juli · for 3 dage siden · Læs mere på Tripadvisor ↗
February in St Augustine runs from the 40s to the 70s Fahrenheit with little rain, and the shape of the day is the useful part: cool mornings, especially early in the month, warming enough that a windbreaker at nine can become shorts by the afternoon. Regulars give averages of 69F and 48F against our row's 21.1C and 11.3C, with 42mm across 4.7 days. It is also one of the quieter months - schools are in session and the Christmas crowds are long gone - which is the main reason they recommend it. The ocean sits at 64 to 72F, our row saying 18.8C, and the wind takes the edge off that further. The record: humidity 79 percent, 8.7 hours of sun and a 19.9 kph wind.
WindbreakerAtNineShortsAtTwo · februar · for 3 dage siden · Læs mere på Tripadvisor ↗

Tilføj din egen note fra St. Augustine på kortet.

Klimanormaler for St. Augustine — september

Dagtemperatur29°C / 85°F🔥 trykkende hedt
Nattemperatur23°C / 74°F
Føles som (dag)34°C / 93°F
Havtemperatur29°C / 84°F♨️ badevandsvarmt
Nedbør143 mm / 5.6 in🌧 regnfuldt
Regnvejrsdage13 dage
Luftfugtighed81 %💦 meget fugtigt
Dugpunkt23°C / 73°F
Solskin9.7 t/dag
Dagslys12.3 t
Vind19 km/t / 12 mph
Luftkvalitet (US AQI)44🍃 god

Månedsgennemsnit fra ERA5-reanalysen. AQI er det gennemsnitlige amerikanske luftkvalitetsindeks for måneden.

Travlhed i St. Augustine i september

Hvor travlt der er på selve stedet — skoleferier og masseferier, de måneder en redaktør har markeret, og hvor eftertragtet vejret gør dem. Aldrig en del af komfortscoren.

TravltSummer break i United States(anslået)

JFMAMJJASOND

TætpakketTravltSkuldersæsonStille

Bedste måneder for vejret i St. Augustine

Rangeret efter dette rejsemåls egen klimakomfortscore året igennem — noget andet end, hvor travlt der bliver (se Travlhed ovenfor).

Hårdeste vejrVejret i St. Augustine topper februar–april, bedst omkring marts.

september falder sammen med Hurricane season.

JFMAMJJASOND

Bedste vejrPænt vejrHårdeste vejr

Det sker i St. Augustine i september

Tilbagevendende sæsonbegivenheder, naturfænomener, lukninger og helligdage — kurateret og med kilder.

  • Natur

    Sea turtle nesting

    1. maj – 31. okt.

    Loggerheads nest along the county's beaches from May, with hatchlings running into October. Beach driving is restricted and the dune-line lighting rules are enforced through the whole season. Kilde ↗

  • Risiko

    Hurricane season

    1. jun. – 30. nov.

    The Atlantic season runs June to November. The old town sits barely above the Matanzas and has flooded to the doorsteps twice in the last decade, from storms that never made landfall here. Kilde ↗

  • Risiko

    Summer heat

    15. jun. – 10. sep. · normaltEkstrem varme

    Hot and heavy with an afternoon storm most days, and the narrow old streets hold it. The fort and the walking tours are morning things in these months, whatever the schedule says. Kilde ↗

Det sker rundt om i verden i september →

Lige i nærheden sker der noget

Inden for 300 km fra St. Augustine — en dagstur eller et kort hop — hvor der sker noget denne måned. Aldrig en del af komfortscoren.

Hvor ligger St. Augustine?

Indlæser kort…

St. Augustine i september — ofte stillede spørgsmål

Er september et godt tidspunkt at besøge St. Augustine?
St. Augustine i september: trykkende hedt, regnfuldt, med ren luft — et gamble, med klam varme. Måneden ligger nr. 10 ud af 12 for St. Augustine på SeasonMaps komfortscore (63/100).
Hvordan er vejret i St. Augustine i september?
I september har St. Augustine i gennemsnit en dagtemperatur på 29.3 °C og en nattemperatur på 23.3 °C, med omkring 143 mm regn fordelt på cirka 12.5 regnvejrsdage.
Hvordan er luftkvaliteten i St. Augustine i september?
St. Augustine har et gennemsnitligt amerikansk luftkvalitetsindeks på omkring 44 i september.

Inden for 300 km: Jacksonville's Loggerhead nesting, 1. maj – 31. okt. og Clearwater's Sea turtle nesting, 1. maj – 31. okt..

Vejret i St. Augustine i september: 29 °C, 13 regnvejrsdage, 10 t sol | SeasonMap