Caledonia in Fall

In fall (September, October and November), Caledonia sees average daytime highs around 58°F and overnight lows near 46°F, with 8.7 in of precipitation over about 27 wet days across the season. It is the 2nd-warmest season and the 3rd-wettest season.

Over the season highs ease from about 75°F in early September to 40°F by late November. The sky is clear or mostly clear about 32% of the time across fall, and the air most often feels dry.

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

Avg daytime high
58°F
2nd-warmest season
Avg overnight low
46°F
Precipitation
8.7 in
27 wet days
Avg wind
11 mph
Travel score
4.1
2nd-best season
Months
Sep · Oct · Nov

Temperature in Caledonia in Fall

Average highAverage lowShaded bands: 10–90% of days

Over the season highs ease from about 75°F in early September to 40°F by late November.

A typical fall day in Caledonia reaches about 58°F and drops to 46°F overnight. The warmest of the three months is September, the coolest November.

20°40°60°80°SepOctNov

How fall really feels in Caledonia

Once humidity and wind are folded in, fall brings about 0 days that feel above 90°F and 27 that feel at or below 32°F.

Days feeling ≥ 90°F
0
heat index over the day's high
Days feeling ≤ 32°F
27
wind chill below the day's low

The story in fall is cold — wind chill drags the overnight "feels like" below the raw low.

Caledonia 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
Jan29° / 18°2.18.76.89.20.0
Feb31° / 20°1.97.15.410.30.0
Mar40° / 28°2.49.23.611.60.3
Apr51° / 38°4.212.51.613.12.2
May62° / 49°3.811.6014.44.9
Jun73° / 61°3.510.9015.16.6
Jul79° / 67°3.19.8014.86.8
Aug78° / 66°3.610.7013.76.8
Sep71° / 58°3.09.3012.36.8
Oct58° / 46°3.29.20.210.84.5
Nov45° / 35°2.58.71.59.61.1
Dec35° / 25°2.38.758.90.0

Cloud cover in Fall

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 32% of the time across fall.

0%25%50%75%100%SepOctNov

Chance of precipitation in Fall

Any precipitationSnow

Caledonia gets around 8.7 in of rain and snow over 27 wet days across fall. The line is the day-by-day chance of measurable precipitation.

0%10%20%30%40%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 11 mph across fall.

051015SepOctNov

Sunrise & sunset in Fall

DaylightNight

Daylight runs from about 13 hours in early September to 9 h 06 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 3.1 kWh/m².

024SepOctNov
Planning a trip in fall

Is fall a good time to visit Caledonia?

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.

4.1
Sightseeing
2nd-best month of the year
1.7
Beach & pool
2nd-best month of the year

fall is a reasonable time to visit Caledonia for sightseeing.

What to pack for Caledonia in Fall

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

In fall, Caledonia sees daytime highs around 58°F and nights near 46°F. Pack a warm layer. Worth having: a heavy coat and rain gear. About 27 days see rain.

a warm layera heavy coatrain gear

Sea temperature near Caledonia in Fall

The nearest coast averages about 56°F across fall — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 70°F and coldest in March near 36°F.

It's comfortable for a long swim from Jul 24 to Sep 2 — about 1.3 months when the water holds above 68°F.

30°40°50°60°70°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarm
Sea temperature (°F)Comfort
Jan38Bracing
Feb36Bracing
Mar36Bracing
Apr38Bracing
May43Bracing
Jun55Bracing
Jul67Cool
Aug70Refreshing
Sep66Cool
Oct56Bracing
Nov47Bracing
Dec41Bracing

UV index in Caledonia in Fall

LowModerateHighVery highExtreme

Clear-sky midday UV across fall averages around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Caledonia peaks around June 22 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJun 22UV 9Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar4Moderate
Apr6High
May8Very high
Jun9Very high
Jul9Very high
Aug8Very high
Sep6High
Oct3Moderate
Nov2Moderate
Dec1Low

Air quality in Caledonia in Fall

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where fall falls, not just the annual average.

Air quality in Caledonia is worst in July — around 17 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (October, 9 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1017 µg/m³Oct 249 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb13Moderate
Mar15Moderate
Apr15Moderate
May16Moderate
Jun17Moderate
Jul17Moderate
Aug16Moderate
Sep13Moderate
Oct9Good
Nov9Good
Dec10Good
Location & terrain

Where is Caledonia?

Caledonia sits at 42.8°N, 87.9°W, 722 ft above sea level, in United States. The nearest listed city is Oak Creek, 6.2 mi away.

Topography around Caledonia

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

Within 2 miles, the terrain around Caledonia has only modest variations in elevation — a maximum elevation change of 171 ft around an average of 735 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 505 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 840 ft.

The land around Caledonia is covered by cropland (49%), grassland (23%) and trees (20%) within 2 miles, cropland (26%), trees (22%) and grassland (22%) within 10 miles, and water (45%) within 50 miles.

2 miles
171 ft
10 miles
505 ft
50 miles
840 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
Fall weather nearby: Oak Creek 6.2 mi · South Milwaukee 8.1 mi · Franklin 8.1 mi · Mount Pleasant 8.1 mi · Racine 9.3 mi · Cudahy 11 mi · Greenfield 12 mi · Muskego 13 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 Caledonia (42.8078°, -87.9243°, elevation 722 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.