Superior in Fall
In fall (September, October and November), Superior sees average daytime highs around 52°F and overnight lows near 44°F, with 10.3 in of precipitation over about 30 wet days across the season. It is the 2nd-warmest season and the 2nd-wettest season.
Over the season highs ease from about 71°F in early September to 33°F by late November. The sky is clear or mostly clear about 25% of the time across fall, and the air most often feels dry.
Fall is Superior's 2nd-best season to visit on our travel score. For the whole year in context, see Superior's year-round climate.
- Avg daytime high
- 52°F
- 2nd-warmest season
- Avg overnight low
- 44°F
- Precipitation
- 10.3 in
- 30 wet days
- Avg wind
- 12 mph
- Travel score
- 2.9
- 2nd-best season
- Months
- Sep · Oct · Nov
Temperature in Superior in Fall
Over the season highs ease from about 71°F in early September to 33°F by late November.
A typical fall day in Superior reaches about 52°F and drops to 44°F overnight. The warmest of the three months is September, the coolest November.
How fall really feels in Superior
Once humidity and wind are folded in, fall brings about 0 days that feel above 90°F and 35 that feel at or below 32°F.
The story in fall is cold — wind chill drags the overnight "feels like" below the raw low.
Superior 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.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 19° / 8° | 1.0 | 6.3 | 6.9 | 8.8 | 0.0 |
| Feb | 22° / 10° | 1.1 | 5.3 | 5.6 | 10 | 0.0 |
| Mar | 31° / 20° | 1.9 | 7.3 | 5.1 | 11.6 | 0.0 |
| Apr | 41° / 31° | 3.3 | 10.2 | 4.2 | 13.3 | 0.4 |
| May | 53° / 42° | 3.8 | 11.1 | 0.5 | 14.8 | 2.9 |
| Jun | 65° / 55° | 4.1 | 11.6 | 0 | 15.6 | 5.5 |
| Jul | 73° / 64° | 3.9 | 11.7 | 0 | 15.3 | 6.7 |
| Aug | 73° / 64° | 4.0 | 10.5 | 0 | 14 | 6.9 |
| Sep | 66° / 56° | 3.6 | 10.7 | 0 | 12.4 | 5.9 |
| Oct | 52° / 44° | 4.1 | 10.8 | 0.8 | 10.6 | 2.8 |
| Nov | 38° / 30° | 2.6 | 8.9 | 5 | 9.2 | 0.1 |
| Dec | 26° / 17° | 1.8 | 7.4 | 7.8 | 8.4 | 0.0 |
Cloud cover in Fall
The sky is clear or mostly clear about 25% of the time across fall.
Chance of precipitation in Fall
Superior gets around 10.3 in of rain and snow over 30 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 12 mph across fall.
Sunrise & sunset in Fall
Daylight runs from about 13 h 12 min in early September to 8 h 42 min by late November. The lit band spans sunrise to sunset each day.
Solar energy in Fall
Average shortwave solar energy reaching the ground each day across fall, about 2.6 kWh/m².
Is fall a good time to visit Superior?
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.
fall is a weaker month for outdoor sightseeing in Superior.
What to pack for Superior in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Superior sees daytime highs around 52°F and nights near 44°F. Pack a warm layer. Worth having: a heavy coat, rain gear and a windbreaker. About 30 days see rain.
Sea temperature near Superior in Fall
The nearest coast averages about 50°F across fall — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 12 mi away) is warmest in August at about 63°F and coldest in February near 34°F.
The water stays below 68°F all year — cool enough that most swimmers want a wetsuit.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°F) | 36 | 34 | 34 | 36 | 38 | 44 | 55 | 63 | 58 | 50 | 43 | 38 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Cool | Bracing | Bracing | Bracing | Bracing |
| Sea temperature (°F) | Comfort | |
|---|---|---|
| Jan | 36 | Bracing |
| Feb | 34 | Bracing |
| Mar | 34 | Bracing |
| Apr | 36 | Bracing |
| May | 38 | Bracing |
| Jun | 44 | Bracing |
| Jul | 55 | Bracing |
| Aug | 63 | Cool |
| Sep | 58 | Bracing |
| Oct | 50 | Bracing |
| Nov | 43 | Bracing |
| Dec | 38 | Bracing |
UV index in Superior in Fall
Clear-sky midday UV across fall averages around 3 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Superior peaks around June 17 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 11 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 2 | 3 | 5 | 6 | 8 | 7 | 7 | 5 | 3 | 2 | 1 |
| Level | Low | Low | Moderate | Moderate | High | Very high | High | High | High | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 2 | Low |
| Mar | 3 | Moderate |
| Apr | 5 | Moderate |
| May | 6 | High |
| Jun | 8 | Very high |
| Jul | 7 | High |
| Aug | 7 | High |
| Sep | 5 | High |
| Oct | 3 | Moderate |
| Nov | 2 | Low |
| Dec | 1 | Low |
Where is Superior?
Superior sits at 46.7°N, 92.1°W, 643 ft above sea level, in United States. The nearest listed city is Duluth, 4.3 mi away.
Topography around Superior
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Superior.
Within 2 miles, the terrain around Superior has only modest variations in elevation — a maximum elevation change of 118 ft around an average of 630 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 912 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,322 ft.
The land around Superior is covered by artificial surfaces (33%), water (22%) and trees (21%) within 2 miles, trees (53%) and water (28%) within 10 miles, and trees (77%) within 50 miles.
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
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 Superior (46.7208°, -92.1041°, elevation 643 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.