Vejret i Salt Lake City i september
Salt Lake City i september: varmt, tørt, med ren luft — en af de bedste måneder at tage afsted.
Opdateret september 2026 · klimanormaler fra ERA5-reanalysen
Nr. 2 af 12 måneder i Salt Lake City · Nr. 149 af 1413 rejsemål at besøge i september · komfort 92/100 (niveau S)
- Dage
- 29°C
- Nætter
- 14°C
- Våde dage
- 1
- Sol
- 11.1 h
- Luftfugtighed
- 51%
- Dagslys
- 12 h

Noter fra rejsende om Salt Lake City i september
Regulars call September the glorious month here - warm days in the seventies and eighties, evenings dropping to the fifties and sixties, and little rain - and our row is that description in metric: 28.5C over 13.9C with 19.4mm falling across 1.3 days. The dryness is the real signature, 50 percent humidity and a dew point of 4.4C, which is why a hot afternoon still cools hard after dark and a sweater is not optional. Fall colour runs from late September into early October, and it starts high: the canyons above the city, Alta and Brighton, turn first and are quiet at that point in the year. Snow can reach those elevations from mid-month while the valley sees none. The record: 11.1 hours of sun and AQI 41.
Andre måneder i Salt Lake City
Regulars describe two very different scenes a short drive apart: the valley floor typically green and in the 60s Fahrenheit with snow on the ground genuinely unusual, while the mountains stay cool enough to hold real snow, hardening overnight and softening into spring mush by afternoon. Our row backs both halves, 17C over 5.1C nights feeling 2C in town, with 43.4mm of rain across 4.5 days and a real 5.7cm of snow reflecting the higher-elevation total rather than anything sticking downtown. Regulars name Snowbird specifically as the resort most likely to stay open into late April, sometimes past Memorial Day, though a storm dropping over a foot of fresh snow remains a real possibility even this late in the season. The record: humidity 63 percent, 11.1 hours of sun, a 13.6 kph wind and AQI 57.
Asked about October snow, regulars give the reassuring version and the reason behind it: a storm can arrive, but the ground is still warm, so it melts off the streets quickly. Our 1.8cm for the month is that - a possibility rather than a season. Mid-October they put in the sixties by day and forties at night, and our 19.4C over 6.2C agrees, though the felt figures are 17C and 3C on very dry air, a dew point of 1.6C. The colour peaks in the canyons in the last days of September and the first week of October and holds into the second weekend, so an early-month trip catches it and a late one does not. The record: 40.8mm of rain across 3.9 days, 9.4 hours of sun and AQI 38.
May in Salt Lake City is two months in one, and the local saying regulars quote is that if you do not like the weather you should wait a minute. Early May is the unpredictable half, with snow still possible at higher elevations; late May settles into mild to warm, their range running from 60 to 90F against our row's 23C average high. The advice is layers, because the swing from the morning low to the afternoon high is large and grows larger the higher you drive. That elevation is the other May warning: snow and mud can still be sitting on the upper trails, so the hiking you planned may have to wait for the melt. Our row keeps 0.5cm of snow inside the May normal. The record: 10C nights, 3.6 precipitation days carrying 31.5mm and 12.5 hours of sun.
Salt Lake City forum threads describe January as bringing abundant snow both in the city and especially in the nearby mountains, with posters flagging a well-known winter inversion layer as a real air-quality concern some locals find genuinely unpleasant during the month. Any hiking done in January is effectively snow hiking, and posters were consistent that proper winter clothing and footwear make it entirely manageable. Several threads suggested that Park City or Midway, just outside the valley, deliver a noticeably nicer winter atmosphere than downtown Salt Lake itself during inversion stretches, while road travel to and from the city carries roughly a 15-20% chance of weather-related trouble in a given January trip.
Tilføj din egen note fra Salt Lake City på kortet.
Klimanormaler for Salt Lake City — september
Månedsgennemsnit fra ERA5-reanalysen. AQI er det gennemsnitlige amerikanske luftkvalitetsindeks for måneden.
Travlhed i Salt Lake City 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)
TætpakketTravltSkuldersæsonStille
Bedste måneder for vejret i Salt Lake City
Rangeret efter dette rejsemåls egen klimakomfortscore året igennem — noget andet end, hvor travlt der bliver (se Travlhed ovenfor).
Bedste vejrDet bedste vejr i Salt Lake City kommer i maj, juni og september — adskilte vinduer, ikke én sammenhængende sæson.
Bedste vejrPænt vejrHårdeste vejr
Det sker i Salt Lake City i september
Tilbagevendende sæsonbegivenheder, naturfænomener, lukninger og helligdage — kurateret og med kilder.
- Risiko
Wildfire smoke season
15. jul. – 20. sep. · normaltThe same valley that traps winter exhaust traps summer smoke drifting in from the Great Basin and California. It is the second of the two seasons a year when the air here is the story. Kilde ↗
Lige i nærheden sker der noget
Inden for 300 km fra Salt Lake City — en dagstur eller et kort hop — hvor der sker noget denne måned. Aldrig en del af komfortscoren.
Hvor ligger Salt Lake City?
Salt Lake City i september — ofte stillede spørgsmål
- Er september et godt tidspunkt at besøge Salt Lake City?
- Salt Lake City i september: varmt, tørt, med ren luft — en af de bedste måneder at tage afsted. Måneden ligger nr. 2 ud af 12 for Salt Lake City på SeasonMaps komfortscore (92/100).
- Hvordan er vejret i Salt Lake City i september?
- I september har Salt Lake City i gennemsnit en dagtemperatur på 28.5 °C og en nattemperatur på 13.9 °C, med omkring 19.4 mm regn fordelt på cirka 1.3 regnvejrsdage.
- Hvordan er luftkvaliteten i Salt Lake City i september?
- Salt Lake City har et gennemsnitligt amerikansk luftkvalitetsindeks på omkring 41 i september.
Inden for 300 km: Park City's Aspens turning, omkring 18. sep. – 8. okt..