Imperia in Summer
In summer (June, July and August), Imperia sees average daytime highs around 23°C and overnight lows near 18°C, with 178 mm of rain over about 33 wet days across the season. It is the warmest season of the year and the driest season of the year.
Over the season highs climb from about 20°C in early June to 23°C by late August. The sky is clear or mostly clear about 43% of the time across summer, and the air most often feels humid.
Summer is Imperia's best season of the year to visit on our travel score. For the whole year in context, see Imperia's year-round climate.
- Avg daytime high
- 23°C
- warmest season of the year
- Avg overnight low
- 18°C
- Rainfall
- 178 mm
- 33 wet days
- Avg wind
- 7 km/h
- Travel score
- 6.9
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in Imperia in Summer
Over the season highs climb from about 20°C in early June to 23°C by late August.
A typical summer day in Imperia reaches about 23°C and drops to 18°C overnight. The warmest of the three months is August, the coolest June.
Imperia weather by month
How the three summer months (June, July and August) 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 | 8° / 4° | 73 | 7.2 | 3.2 | 9.1 | 1.7 |
| Feb | 9° / 4° | 62 | 6.8 | 3.1 | 10.2 | 2.0 |
| Mar | 12° / 6° | 78 | 9 | 2.1 | 11.6 | 3.1 |
| Apr | 14° / 9° | 103 | 12.3 | 1 | 13.2 | 3.9 |
| May | 17° / 12° | 83 | 12.4 | 0 | 14.5 | 5.3 |
| Jun | 21° / 16° | 72 | 11.5 | 0 | 15.2 | 6.4 |
| Jul | 24° / 18° | 55 | 10.4 | 0 | 14.9 | 7.2 |
| Aug | 24° / 18° | 52 | 10.9 | 0 | 13.8 | 7.1 |
| Sep | 21° / 15° | 90 | 10.5 | 0 | 12.3 | 6.5 |
| Oct | 17° / 12° | 108 | 9.9 | 0.1 | 10.8 | 5.4 |
| Nov | 12° / 8° | 144 | 10 | 1.3 | 9.5 | 3.3 |
| Dec | 9° / 4° | 89 | 8.1 | 2.7 | 8.8 | 2.1 |
Cloud cover in Summer
The sky is clear or mostly clear about 43% of the time across summer.
Chance of precipitation in Summer
Imperia gets around 178 mm of rain over 33 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 7 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 15 hours in early June to 13 h 06 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 6.4 kWh/m².
Is summer a good time to visit Imperia?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a reasonable time to visit Imperia for sightseeing.
What to pack for Imperia in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Imperia sees daytime highs around 23°C and nights near 18°C. Pack sun protection. Worth having: light clothes and rain gear. About 33 days see rain.
Sea temperature near Imperia in Summer
The nearest coast averages about 23°C across summer — 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 25°C and coldest in February near 13°C.
It's comfortable for a long swim from Jun 7 to Oct 12 — about 4.2 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 | 21 | 24 | 25 | 22 | 20 | 17 | 15 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Cool | Refreshing | Refreshing | Warm | Refreshing | Cool | Cool | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 14 | Bracing |
| Feb | 13 | Bracing |
| Mar | 14 | Bracing |
| Apr | 15 | Bracing |
| May | 18 | Cool |
| Jun | 21 | Refreshing |
| Jul | 24 | Refreshing |
| Aug | 25 | Warm |
| Sep | 22 | Refreshing |
| Oct | 20 | Cool |
| Nov | 17 | Cool |
| Dec | 15 | Cool |
UV index in Imperia in Summer
Clear-sky midday UV across summer averages around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Imperia peaks around July 14 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 | 7 | 7 | 8 | 9 | 7 | 5 | 3 | 2 | 1 |
| Level | Low | Moderate | Moderate | Very high | High | Very high | Very high | High | Moderate | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 3 | Moderate |
| Mar | 5 | Moderate |
| Apr | 7 | Very high |
| May | 7 | High |
| Jun | 8 | Very high |
| Jul | 9 | Very high |
| Aug | 7 | High |
| Sep | 5 | Moderate |
| Oct | 3 | Moderate |
| Nov | 2 | Low |
| Dec | 1 | Low |
Air quality in Imperia in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Imperia is worst in March — around 19 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) | 16 | 16 | 19 | 18 | 15 | 15 | 13 | 14 | 13 | 14 | 13 | 14 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 16 | Moderate |
| Feb | 16 | Moderate |
| Mar | 19 | Moderate |
| Apr | 18 | Moderate |
| May | 15 | Moderate |
| Jun | 15 | Moderate |
| Jul | 13 | Moderate |
| Aug | 14 | Moderate |
| Sep | 13 | Moderate |
| Oct | 14 | Moderate |
| Nov | 13 | Moderate |
| Dec | 14 | Moderate |
Where is Imperia?
Imperia sits at 43.9°N, 8.0°E, 10 m above sea level, in Italy. The nearest listed city is Sanremo, 22 km away.
Topography around Imperia
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Imperia.
Within 3 km, the terrain around Imperia has significant variations in elevation — a maximum elevation change of 351 m around an average of 72 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,165 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,195 m.
The land around Imperia is covered by trees (40%) and water (38%) within 3 km, water (52%) and trees (39%) within 16 km, and trees (45%) and water (38%) 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 Imperia (43.8892°, 8.0393°, elevation 10 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.