Lebanon in Summer
In summer (June, July and August), Lebanon sees average daytime highs around 79°F and overnight lows near 54°F, with 2.2 in of rain over about 11 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 69°F in early June to 80°F by late August. The sky is clear or mostly clear about 55% of the time across summer, and the air most often feels dry.
Summer is Lebanon's best season of the year to visit on our travel score. For the whole year in context, see Lebanon's year-round climate.
- Avg daytime high
- 79°F
- warmest season of the year
- Avg overnight low
- 54°F
- Rainfall
- 2.2 in
- 11 wet days
- Avg wind
- 5 mph
- Travel score
- 7.5
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in Lebanon in Summer
Over the season highs climb from about 69°F in early June to 80°F by late August.
A typical summer day in Lebanon reaches about 79°F and drops to 54°F overnight. The warmest of the three months is August, the coolest June.
How summer really feels in Lebanon
Once humidity and wind are folded in, summer brings about 0 days that feel above 90°F and 0 that feel at or below 32°F.
summer sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Lebanon 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 (°F) | Rainfall (inches) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 48° / 36° | 6.6 | 16.3 | 1.4 | 9 | 1.4 |
| Feb | 51° / 37° | 5.1 | 14.5 | 1.2 | 10.1 | 2.1 |
| Mar | 55° / 39° | 5.7 | 16.6 | 0.7 | 11.6 | 2.9 |
| Apr | 59° / 42° | 4.2 | 15.2 | 0 | 13.2 | 4.0 |
| May | 66° / 47° | 2.7 | 9.9 | 0 | 14.6 | 6.0 |
| Jun | 72° / 51° | 1.4 | 6.9 | 0 | 15.3 | 7.2 |
| Jul | 82° / 56° | 0.3 | 1.8 | 0 | 15 | 7.8 |
| Aug | 82° / 56° | 0.4 | 2 | 0 | 13.9 | 7.6 |
| Sep | 76° / 52° | 1.4 | 4.7 | 0 | 12.3 | 8.0 |
| Oct | 64° / 45° | 3.7 | 10.9 | 0 | 10.7 | 5.6 |
| Nov | 53° / 40° | 6.5 | 16.4 | 0.2 | 9.4 | 2.4 |
| Dec | 47° / 36° | 7.5 | 16.7 | 1.3 | 8.7 | 1.1 |
Cloud cover in Summer
The sky is clear or mostly clear about 55% of the time across summer.
Chance of precipitation in Summer
Lebanon gets around 2.2 in of rain over 11 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 5 mph across summer.
Sunrise & sunset in Summer
Daylight runs from about 15 h 06 min 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 6.6 kWh/m².
Hazard calendar for Lebanon
None of Lebanon's seasonal hazards peak in summer. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do.
Lebanon's rainy season runs October–April, when most of the year's rain falls.
Is summer a good time to visit Lebanon?
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 one of the better times to visit Lebanon for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Lebanon in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Lebanon sees daytime highs around 79°F and nights near 54°F. Pack light clothes and sun protection. About 11 days see rain.
UV index in Lebanon 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 Lebanon peaks around July 16 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 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 | 5 | 8 | 7 | 8 | 7 | 5 | 4 | 1 | 1 |
| Level | Low | Low | Moderate | High | Very high | Very high | Very high | Very high | Moderate | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 2 | Low |
| Mar | 4 | Moderate |
| Apr | 5 | High |
| May | 8 | Very high |
| Jun | 7 | Very high |
| Jul | 8 | Very high |
| Aug | 7 | Very high |
| Sep | 5 | Moderate |
| Oct | 4 | Moderate |
| Nov | 1 | Low |
| Dec | 1 | Low |
Air quality in Lebanon 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 Lebanon is worst in September — around 40 µg/m³ PM2.5 (poor), about 7.1× the cleanest month (January, 6 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) | 6 | 8 | 10 | 11 | 11 | 8 | 8 | 16 | 40 | 11 | 11 | 9 |
| Level | Good | Good | Good | Good | Good | Good | Good | Moderate | Poor | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 6 | Good |
| Feb | 8 | Good |
| Mar | 10 | Good |
| Apr | 11 | Good |
| May | 11 | Good |
| Jun | 8 | Good |
| Jul | 8 | Good |
| Aug | 16 | Moderate |
| Sep | 40 | Poor |
| Oct | 11 | Good |
| Nov | 11 | Good |
| Dec | 9 | Good |
Where is Lebanon?
Lebanon sits at 44.5°N, 122.9°W, 354 ft above sea level, in United States. The nearest listed city is Albany, 12 mi away.
Topography around Lebanon
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Lebanon.
Within 2 miles, the terrain around Lebanon has significant variations in elevation — a maximum elevation change of 902 ft around an average of 377 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 1,916 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 6,129 ft.
The land around Lebanon is covered by trees (35%), grassland (26%) and artificial surfaces (20%) within 2 miles, trees (42%) and cropland (36%) within 10 miles, and trees (74%) 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 Lebanon (44.5365°, -122.907°, elevation 354 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.