Saint George in Fall

In fall (September, October and November), Saint George sees average daytime highs around 74°F and overnight lows near 49°F, with 2.7 in of precipitation over about 9 wet days across the season. It is the 2nd-warmest season and the 2nd-wettest season.

Over the season highs ease from about 91°F in early September to 54°F by late November. The sky is clear or mostly clear about 71% of the time across fall, and the air most often feels dry.

Fall is Saint George's 2nd-best season to visit on our travel score. For the whole year in context, see Saint George's year-round climate.

Avg daytime high
74°F
2nd-warmest season
Avg overnight low
49°F
Precipitation
2.7 in
9 wet days
Avg wind
4 mph
Travel score
6.8
2nd-best season
Months
Sep · Oct · Nov

Temperature in Saint George in Fall

Average highAverage lowShaded bands: 10–90% of days

Over the season highs ease from about 91°F in early September to 54°F by late November.

A typical fall day in Saint George reaches about 74°F and drops to 49°F overnight. The warmest of the three months is September, the coolest November.

20°40°60°80°100°SepOctNov

How fall really feels in Saint George

Once humidity and wind are folded in, fall brings about 7 days that feel above 90°F and 12 that feel at or below 32°F.

Days feeling ≥ 90°F
7
heat index over the day's high
Days feeling ≤ 32°F
12
wind chill below the day's low

Saint George sees both extremes in fall: hot, sticky afternoons and freezing nights both show up.

Saint George weather by month

How the three fall months (September, October and November) compare with the rest of the year — the season's months are highlighted.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan51° / 30°1.45.12.19.72.8
Feb55° / 34°1.76.11.910.64.0
Mar63° / 40°1.35.6111.76.4
Apr71° / 46°0.730.412.98.0
May81° / 55°0.32.10147.8
Jun92° / 64°0.10.5014.54.4
Jul97° / 72°0.42.1014.32.6
Aug95° / 70°0.52.9013.43.2
Sep87° / 61°0.82.7012.36.1
Oct74° / 48°1.03.40118.4
Nov60° / 37°0.93.20.6105.9
Dec49° / 29°1.14.71.79.52.5

Cloud cover in Fall

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 71% of the time across fall.

0%25%50%75%100%SepOctNov

Chance of precipitation in Fall

Any precipitationSnow

Saint George gets around 2.7 in of rain and snow over 9 wet days across fall. The line is the day-by-day chance of measurable precipitation.

0%10%20%30%SepOctNov

Humidity in Fall

DryComfortableHumidMuggyOppressiveMiserable

Most of fall feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

0%25%50%75%100%SepOctNov

Wind in Fall

Winds average 4 mph across fall.

0246810SepOctNov

Sunrise & sunset in Fall

DaylightNight

Daylight runs from about 12 h 48 min in early September to 9 h 42 min by late November. The lit band spans sunrise to sunset each day.

12 AM4 AM8 AM12 PM4 PM8 PM12 AMSepOctNov

Solar energy in Fall

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across fall, about 4.7 kWh/m².

0246SepOctNov
Planning a trip in fall

Is fall a good time to visit Saint George?

Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.

6.8
Sightseeing
2nd-best month of the year
5.3
Beach & pool
2nd-best month of the year

fall is a reasonable time to visit Saint George for sightseeing.

What to pack for Saint George in Fall

From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In fall, Saint George sees daytime highs around 74°F and nights near 49°F. Pack light clothes and sun protection. Worth having: a warm layer. About 9 days see rain.

light clothessun protectiona warm layer

UV index in Saint George in Fall

LowModerateHighVery highExtreme

Clear-sky midday UV across fall averages around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Saint George peaks around July 15 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJul 15UV 11Dec 18UV 2
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5Moderate
Apr6High
May8Very high
Jun11Extreme
Jul11Extreme
Aug10Extreme
Sep8Very high
Oct6High
Nov3Moderate
Dec2Moderate
Location & terrain

Where is Saint George?

Saint George sits at 37.1°N, 113.6°W, 2,700 ft above sea level, in United States. The nearest listed city is Washington, 4.3 mi away.

Topography around Saint George

How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Saint George.

Within 2 miles, the terrain around Saint George has only modest variations in elevation — a maximum elevation change of 787 ft around an average of 2,805 ft above sea level; within 10 miles, large variations in elevation — a maximum elevation change of 2,959 ft; within 50 miles, extreme variations in elevation — a maximum elevation change of 9,045 ft.

The land around Saint George is covered by artificial surfaces (45%) within 2 miles, grassland (38%), shrubs (25%) and bare terrain (25%) within 10 miles, and shrubs (36%), grassland (26%) and trees (22%) within 50 miles.

2 miles
787 ft
10 miles
2,959 ft
50 miles
9,045 ft
treesshrubsgrasslandcroplandartificial surfacesbare terrain
Fall weather nearby: Washington 4.3 mi · Hurricane 17 mi · Mesquite 34 mi · Cedar City 49 mi · Sunrise Manor 103 mi · Boulder City 104 mi · North Las Vegas 106 mi · Whitney 106 mi

United States travel facts

Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 100% of US
price level, 2025
GDP per capita
$90,027
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
5.8
per 100k, 2023
Road deaths
12.7
per 100k/yr, 2019
Income group
High
World Bank
Religion
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Saint George (37.1041°, -113.5841°, elevation 2,700 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.