Osimo in Fall
In fall (September, October and November), Osimo sees average daytime highs around 20°C and overnight lows near 14°C, with 190 mm of rain over about 26 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 13°C by late November. The sky is clear or mostly clear about 40% of the time across fall, and the air most often feels dry.
Fall is Osimo's 2nd-best season to visit on our travel score. For the whole year in context, see Osimo's year-round climate.
- Avg daytime high
- 20°C
- 2nd-warmest season
- Avg overnight low
- 14°C
- Rainfall
- 190 mm
- 26 wet days
- Avg wind
- 10 km/h
- Travel score
- 6.2
- 2nd-best season
- Months
- Sep · Oct · Nov
Temperature in Osimo in Fall
Over the season highs ease from about 27°C in early September to 13°C by late November.
A typical fall day in Osimo reaches about 20°C and drops to 14°C overnight. The warmest of the three months is September, the coolest November.
Osimo 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 | 10° / 5° | 50 | 8.8 | 0.5 | 9.1 | 2.5 |
| Feb | 11° / 5° | 53 | 8.7 | 0.6 | 10.2 | 2.8 |
| Mar | 14° / 7° | 63 | 8.4 | 0.2 | 11.6 | 4.3 |
| Apr | 17° / 10° | 62 | 9.5 | 0 | 13.2 | 5.6 |
| May | 22° / 15° | 57 | 8.3 | 0 | 14.5 | 7.1 |
| Jun | 27° / 19° | 38 | 6.2 | 0 | 15.2 | 7.5 |
| Jul | 29° / 21° | 28 | 4.5 | 0 | 14.9 | 6.7 |
| Aug | 29° / 21° | 41 | 5.8 | 0 | 13.8 | 6.6 |
| Sep | 25° / 18° | 60 | 7.8 | 0 | 12.3 | 7.4 |
| Oct | 20° / 14° | 59 | 8.1 | 0 | 10.8 | 6.7 |
| Nov | 15° / 10° | 71 | 10.5 | 0.1 | 9.5 | 4.6 |
| Dec | 11° / 6° | 67 | 10.1 | 0.2 | 8.8 | 2.9 |
Cloud cover in Fall
The sky is clear or mostly clear about 40% of the time across fall.
Chance of precipitation in Fall
Osimo gets around 190 mm of rain over 26 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 10 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 13 hours in early September to 9 hours 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 3.1 kWh/m².
Is fall a good time to visit Osimo?
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 Osimo for sightseeing.
What to pack for Osimo in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Osimo sees daytime highs around 20°C and nights near 14°C. Worth packing: light clothes, a warm layer and rain gear. About 26 days see rain.
Sea temperature near Osimo 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 18 km away) is warmest in August at about 26°C and coldest in March near 11°C.
It's comfortable for a long swim from Jun 2 to Oct 10 — about 4.3 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 13 | 11 | 11 | 13 | 18 | 22 | 25 | 26 | 23 | 19 | 16 | 14 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Cool | Refreshing | Warm | Warm | Refreshing | Cool | Cool | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 13 | Bracing |
| Feb | 11 | Bracing |
| Mar | 11 | Bracing |
| Apr | 13 | Bracing |
| May | 18 | Cool |
| Jun | 22 | Refreshing |
| Jul | 25 | Warm |
| Aug | 26 | Warm |
| Sep | 23 | Refreshing |
| Oct | 19 | Cool |
| Nov | 16 | Cool |
| Dec | 14 | Bracing |
UV index in Osimo 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 Osimo peaks around July 16 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 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 | 3 | 5 | 6 | 7 | 8 | 9 | 8 | 5 | 3 | 2 | 1 |
| Level | Low | Moderate | Moderate | High | High | Very high | Very high | Very high | High | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 3 | Moderate |
| Mar | 5 | Moderate |
| Apr | 6 | High |
| May | 7 | High |
| Jun | 8 | Very high |
| Jul | 9 | Very high |
| Aug | 8 | Very high |
| Sep | 5 | High |
| Oct | 3 | Moderate |
| Nov | 2 | Low |
| Dec | 1 | Low |
Air quality in Osimo 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 Osimo is worst in March — around 17 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (September, 11 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 14 | 16 | 17 | 17 | 14 | 14 | 12 | 12 | 11 | 13 | 11 | 11 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good | Moderate | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 14 | Moderate |
| Feb | 16 | Moderate |
| Mar | 17 | Moderate |
| Apr | 17 | Moderate |
| May | 14 | Moderate |
| Jun | 14 | Moderate |
| Jul | 12 | Good |
| Aug | 12 | Good |
| Sep | 11 | Good |
| Oct | 13 | Moderate |
| Nov | 11 | Good |
| Dec | 11 | Good |
Where is Osimo?
Osimo sits at 43.5°N, 13.5°E, 265 m above sea level, in Italy. The nearest listed city is Ancona, 14 km away.
Topography around Osimo
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Osimo.
Within 3 km, the terrain around Osimo has significant variations in elevation — a maximum elevation change of 271 m around an average of 103 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 571 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,455 m.
The land around Osimo is covered by cropland (53%) within 3 km, cropland (54%) within 16 km, and water (32%), trees (30%) and cropland (22%) 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 Osimo (43.4854°, 13.4822°, elevation 265 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.