Acqui Terme in Fall
In fall (September, October and November), Acqui Terme sees average daytime highs around 18°C and overnight lows near 10°C, with 308 mm of precipitation over about 27 wet days across the season. It is the 2nd-warmest season and the wettest season of the year.
Over the season highs ease from about 27°C in early September to 9°C by late November. The sky is clear or mostly clear about 36% of the time across fall, and the air most often feels dry.
Fall is Acqui Terme's 3rd-best season to visit on our travel score. For the whole year in context, see Acqui Terme's year-round climate.
- Avg daytime high
- 18°C
- 2nd-warmest season
- Avg overnight low
- 10°C
- Precipitation
- 308 mm
- 27 wet days
- Avg wind
- 6 km/h
- Travel score
- 5.4
- 3rd-best season
- Months
- Sep · Oct · Nov
Temperature in Acqui Terme in Fall
Over the season highs ease from about 27°C in early September to 9°C by late November.
A typical fall day in Acqui Terme reaches about 18°C and drops to 10°C overnight. The warmest of the three months is September, the coolest November.
How fall really feels in Acqui Terme
Once humidity and wind are folded in, fall brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
fall sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Acqui Terme 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 (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 7° / 0° | 61 | 6.9 | 4.1 | 9 | 1.0 |
| Feb | 9° / 1° | 58 | 6 | 3.2 | 10.1 | 2.2 |
| Mar | 14° / 5° | 64 | 7 | 1.6 | 11.6 | 4.5 |
| Apr | 17° / 8° | 77 | 9.2 | 0.4 | 13.2 | 5.7 |
| May | 22° / 13° | 71 | 9.7 | 0 | 14.6 | 6.7 |
| Jun | 26° / 17° | 53 | 7.6 | 0 | 15.3 | 7.1 |
| Jul | 29° / 19° | 39 | 6.1 | 0 | 15 | 6.0 |
| Aug | 29° / 19° | 50 | 7.6 | 0 | 13.9 | 6.1 |
| Sep | 24° / 15° | 87 | 7.8 | 0 | 12.3 | 7.3 |
| Oct | 18° / 10° | 100 | 8.9 | 0.2 | 10.7 | 5.8 |
| Nov | 12° / 5° | 121 | 10 | 1 | 9.4 | 3.0 |
| Dec | 8° / 1° | 69 | 7.7 | 3.6 | 8.7 | 1.2 |
Cloud cover in Fall
The sky is clear or mostly clear about 36% of the time across fall.
Chance of precipitation in Fall
Acqui Terme gets around 308 mm of rain and snow over 27 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 6 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 13 h 06 min in early September to 8 h 54 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 Acqui Terme?
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 reasonable time to visit Acqui Terme for sightseeing.
What to pack for Acqui Terme in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Acqui Terme sees daytime highs around 18°C and nights near 10°C. Pack a warm layer. Worth having: light clothes and rain gear. About 27 days see rain.
Sea temperature near Acqui Terme in Fall
The nearest coast averages about 20°C 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 36 km away) is warmest in August at about 25°C and coldest in February near 13°C.
It's comfortable for a long swim from Jun 3 to Oct 19 — about 4.6 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 14 | 13 | 14 | 15 | 18 | 22 | 24 | 25 | 23 | 20 | 18 | 16 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Cool | Refreshing | Warm | Warm | Refreshing | Refreshing | Cool | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 14 | Bracing |
| Feb | 13 | Bracing |
| Mar | 14 | Bracing |
| Apr | 15 | Bracing |
| May | 18 | Cool |
| Jun | 22 | Refreshing |
| Jul | 24 | Warm |
| Aug | 25 | Warm |
| Sep | 23 | Refreshing |
| Oct | 20 | Refreshing |
| Nov | 18 | Cool |
| Dec | 16 | Cool |
UV index in Acqui Terme 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 Acqui Terme peaks around July 14 at about 8 (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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 2 | 4 | 7 | 6 | 8 | 8 | 7 | 5 | 3 | 2 | 1 |
| Level | Low | Moderate | Moderate | High | High | Very high | Very high | High | Moderate | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 2 | Moderate |
| Mar | 4 | Moderate |
| Apr | 7 | High |
| May | 6 | High |
| Jun | 8 | Very high |
| Jul | 8 | Very high |
| Aug | 7 | High |
| Sep | 5 | Moderate |
| Oct | 3 | Moderate |
| Nov | 2 | Low |
| Dec | 1 | Low |
Air quality in Acqui Terme in Fall
Average fine-particle pollution (PM2.5) through the year — so you can see where fall falls, not just the annual average.
Air quality in Acqui Terme is worst in January — around 25 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 25 | 22 | 25 | 22 | 19 | 20 | 17 | 17 | 17 | 19 | 18 | 20 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 25 | Moderate |
| Feb | 22 | Moderate |
| Mar | 25 | Moderate |
| Apr | 22 | Moderate |
| May | 19 | Moderate |
| Jun | 20 | Moderate |
| Jul | 17 | Moderate |
| Aug | 17 | Moderate |
| Sep | 17 | Moderate |
| Oct | 19 | Moderate |
| Nov | 18 | Moderate |
| Dec | 20 | Moderate |
Where is Acqui Terme?
Acqui Terme sits at 44.7°N, 8.5°E, 156 m above sea level, in Italy. The nearest listed city is Novi Ligure, 27 km away.
Topography around Acqui Terme
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Acqui Terme.
Within 3 km, the terrain around Acqui Terme has significant variations in elevation — a maximum elevation change of 302 m around an average of 215 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 722 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,590 m.
The land around Acqui Terme is covered by trees (50%) and grassland (23%) within 3 km, trees (56%) and grassland (24%) within 16 km, and trees (43%) and cropland (29%) within 80 km.
Italy travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / F / L
- 230 V · 50 Hz
- Prices
- ≈ 69% of US
- price level, 2025
- GDP per capita
- $43,309
- 2025
- Happiness
- 6.6 / 10
- World Happiness, 2025
- Safe drinking water
- 97%
- of population, 2024
- Homicide rate
- 0.6
- per 100k, 2023
- Road deaths
- 5.3
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- Moderate
- EF EPI 513
- 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 Acqui Terme (44.6755°, 8.4693°, elevation 156 m), 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.