Byblos weather in October

In October, Byblos sees average daytime highs of 23°C and overnight lows near 14°C, with 30 mm of rain across 5.8 wet days and about 11.1 hours of daylight. It is the 5th-warmest and 7th-wettest month of the year here.

Highs ease over the month, from about 25°C in the first days to 21°C by the end. The sky is clear or mostly clear about 72% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 42 min at the start of October to 10 h 36 min by month's end. Set against the rest of the year, October is Byblos's 6th-clearest and 12th-windiest month. For the whole year in context, see Byblos's year-round climate.

Daytime high
23°
5th warmest
Overnight low
14°
8th coldest
Rainfall
30 mm
5.8 wet days
Daylight
11 h 06 min
5:48 AM – 4:56 PM
Cloud cover
28%
6th clearest
Wind
7 km/h
12th windiest
Solar energy
4.5 kWh/m²
Travel score
8.1
out of 10

Byblos is Mediterranean city in the Mount Lebanon Governorate, Lebanon, a main Canaanite-Phoenician city.

Density
4,157/km²
people per km²
Founded
~8000 BCE

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 25°C in the first days to 21°C by the end.

A typical October day in Byblos reaches about 23°C in the afternoon and slips back to 14°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 27°C. Set against its neighbours, October runs about 3°C cooler than September and about 5°C warmer than November.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12516
22516
32516
42516
52515
62515
72515
82415
92415
102415
112415
122415
132415
142415
152414
162414
172314
182314
192314
202314
212314
222213
232213
242213
252213
262113
272112
282112
292112
302112
312012

Byblos weather by month

How October compares with the rest of the year at a glance. October is the 5th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan11° / 12613.73.6102.5
Feb11° / 121123.410.72.8
Mar14° / 9910.91.411.74.2
Apr18° / 497.10.212.86.3
May22° / 13°244.5013.88.1
Jun25° / 16°30.6014.29.3
Jul28° / 19°00.10148.8
Aug28° / 19°10.3013.38.3
Sep27° / 17°61.6012.28.8
Oct23° / 14°305.8011.18.1
Nov18° / 6980.310.26.2
Dec13° / 10911.41.49.83.7

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 72% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 14% of October, with mostly cloudy or overcast conditions the remaining 14%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1955
2955
3955
4937
5937
6937
7928
8919
99010
109010
118911
128812
138812
148812
158713
168614
178515
188515
198416
208317
218317
228218
238218
248119
258119
267921
277921
287822
297822
307822
317723

Chance of precipitation in October

Any precipitation

Byblos gets around 30 mm of rain over 5.8 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 19% and peaks near 29% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
110
210
311
411
512
612
713
814
914
1015
1116
1216
1317
1418
1518
1619
1719
1820
1921
2021
2122
2223
2323
2424
2525
2626
2726
2827
2928
3028
3129

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

Most of October feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, October lands in the dry band about 79% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
152417
254406
356386
458375
561354
662344
764324
867303
968293
1071272
1172262
1275241
1376231
1478211
1579201
1682180
1784160
1885150
1986140
2088120
2189110
2290100
239190
249280
259370
269460
279460
289550
299640
309640
319730

Wind in October

Winds average 7 km/h in October, the calmest month.

Across October, daily wind ranges from about 7 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 42 min at the start of October to 10 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 66 minutes over October. Sunrise moves from 5:36 AM to 6:02 AM, and sunset from 5:16 PM to 4:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.75:365:16
211.65:375:15
311.65:385:13
411.65:395:12
511.55:405:11
611.55:405:09
711.45:415:08
811.45:425:07
911.45:435:05
1011.35:445:04
1111.35:445:03
1211.35:455:01
1311.25:465:00
1411.25:474:59
1511.25:484:58
1611.15:484:56
1711.15:494:55
1811.15:504:54
1911.05:514:53
2011.05:524:52
2111.05:534:50
2210.95:544:49
2310.95:554:48
2410.95:554:47
2510.85:564:46
2610.85:574:45
2710.85:584:44
2810.75:594:43
2910.76:004:42
3010.76:014:41
3110.66:024:40

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 4.5 kWh/m².

For context, solar energy here swings from a low near 2.6 kWh/m² to a high of 8 kWh/m² in June across the year — October's 4.5 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.3Bright
25.2Bright
35.2Bright
45.1Bright
55.1Bright
65.0Bright
75.0Bright
84.9Bright
94.9Bright
104.8Bright
114.8Bright
124.7Bright
134.7Bright
144.6Bright
154.5Bright
164.5Bright
174.4Bright
184.4Bright
194.3Bright
204.3Bright
214.2Bright
224.2Bright
234.1Bright
244.1Bright
254.0Bright
264.0Moderate
273.9Moderate
283.9Moderate
293.8Moderate
303.8Moderate
313.8Moderate
Planning a trip in October

Hazard calendar for Byblos

In seasonPeak

None of Byblos's seasonal hazards are active in October. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Byblos's rainy season runs November–March, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is October a good time to visit Byblos?

Our two travel scores rate October for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

8.1
Sightseeing
5th-best month of the year
6.3
Beach & pool
5th-best month of the year

October is one of the better times to visit Byblos for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Byblos in October

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

In October, Byblos sees daytime highs around 23°C and nights near 14°C. Worth packing: light clothes and sun protection. About 6 days see rain.

light clothessun protection

Sea temperature near Byblos in October

The nearest coast averages about 26°C in October — 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 28°C and coldest in February near 17°C.

It's comfortable for a long swim from May 3 to Dec 23 — about 7.7 months when the water holds above 20°C.

15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan19Cool
Feb17Cool
Mar17Cool
Apr19Cool
May21Refreshing
Jun25Warm
Jul27Warm
Aug28Tropical
Sep28Warm
Oct26Warm
Nov23Refreshing
Dec21Refreshing

UV index in Byblos in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Byblos peaks around June 21 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 11 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJun 21UV 10Jan 11UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5Moderate
Apr7High
May8Very high
Jun11Extreme
Jul10Very high
Aug10Very high
Sep8Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Byblos in October

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Byblos is worst in November — around 58 µg/m³ PM2.5 (unhealthy), about 1.9× the cleanest month (July, 31 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecPoorPoorModeratePoorUnhealthyNov 2258 µg/m³Jul 2231 µg/m³
PM2.5 (µg/m³)Level
Jan52Poor
Feb57Unhealthy
Mar52Poor
Apr54Poor
May44Poor
Jun35Poor
Jul31Moderate
Aug31Moderate
Sep41Poor
Oct51Poor
Nov58Unhealthy
Dec57Unhealthy
Location & terrain

Where is Byblos?

Byblos sits at 34.1°N, 35.6°E, 33 m above sea level, in Lebanon. The nearest listed city is Jounieh, 16 km away.

JouniehBeirutRa’s BayrūtAleyBsharriChmistârZahleTripoli

Topography around Byblos

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Byblos.

Within 3 km, the terrain around Byblos has significant variations in elevation — a maximum elevation change of 494 m around an average of 90 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,768 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,068 m.

The land around Byblos is covered by water (41%), trees (29%) and artificial surfaces (21%) within 3 km, water (47%) and trees (37%) within 16 km, and grassland (35%) and water (34%) within 80 km.

3 km
494 m
16 km
1,768 m
80 km
3,068 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
October weather nearby: Jounieh 16 km · Beirut 29 km · Ra’s Bayrūt 29 km · Aley 35 km · Bsharri 36 km · Chmistâr 38 km · Zahle 38 km · Tripoli 39 km

Lebanon travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type A / B / C / D / G
220 V · 50 Hz
Prices
≈ 38% of US
price level, 2024
GDP per capita
$4,473
2024
Happiness
3.7 / 10
World Happiness, 2025
Safe drinking water
48%
of population, 2024
Homicide rate
2.2
per 100k, 2020
Road deaths
16.4
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Low
EF EPI 477
Religion
Muslim 68%Christian 32%Druze 5%

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 Byblos (34.1211°, 35.6481°, elevation 33 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).