Lebanon weather in April

In April, Lebanon sees average daytime highs of 59°F and overnight lows near 42°F, with 4.2 in of rain across 15.2 wet days and about 13.2 hours of daylight. It is the 7th-warmest and 6th-wettest month of the year here.

Highs climb over the month, from about 57°F in the first days to 62°F by the end. The sky is clear or mostly clear about 15% of the time in April, and the air most often feels dry.

Daylight stretches from about 12 h 30 min at the start of April to 13 h 54 min by month's end. Set against the rest of the year, April is Lebanon's 7th-clearest and 6th-windiest month. For the whole year in context, see Lebanon's year-round climate.

Daytime high
59°
7th warmest
Overnight low
42°
6th coldest
Rainfall
4.2 in
15.2 wet days
Daylight
13 h 12 min
5:35 AM – 6:49 PM
Cloud cover
72%
7th clearest
Wind
5 mph
6th windiest
Solar energy
4.52 kWh/m²
Travel score
4.0
out of 10

Lebanon is city in Oregon, USA.

Density
917/km²
people per km²
Founded
1878

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

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 57°F in the first days to 62°F by the end.

A typical April day in Lebanon reaches about 59°F in the afternoon and slips back to 42°F overnight — a 17°F spread between the day's warmth and the night's chill. On most days the high lands between 51°F and 70°F. Set against its neighbours, April runs about 4°F warmer than March and about 7°F cooler than May.

30°40°50°60°70°80°151015202530
Avg high (°F)Avg low (°F)
15740
25740
35740
45741
55741
65741
75841
85841
95841
105841
115841
125842
135942
145942
155942
165942
176042
186042
196042
206042
216042
226143
236143
246143
256243
266243
276243
286243
296244
306344

How April really feels in Lebanon

Once humidity and wind are folded in, April averages 0 days that feel above 90°F and 0 that feel at or below 32°F — the comfort signal a plain temperature reading hides.

Days feeling ≥ 90°F
0
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

April 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 April compares with the rest of the year at a glance. April is the 7th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan48° / 36°6.616.31.491.4
Feb51° / 37°5.114.51.210.12.1
Mar55° / 39°5.716.60.711.62.9
Apr59° / 42°4.215.2013.24.0
May66° / 47°2.79.9014.66.0
Jun72° / 51°1.46.9015.37.2
Jul82° / 56°0.31.80157.8
Aug82° / 56°0.42013.97.6
Sep76° / 52°1.44.7012.38.0
Oct64° / 45°3.710.9010.75.6
Nov53° / 40°6.516.40.29.42.4
Dec47° / 36°7.516.71.38.71.1

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 15% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 13% of April, with mostly cloudy or overcast conditions the remaining 72%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
12575
22575
32476
42476
52476
62476
72377
82377
92278
102278
112278
122476
132575
142575
152674
162773
172773
182872
192872
202971
212971
223169
233268
243268
253466
263466
273565
283565
293664
303763

Chance of precipitation in April

Any precipitation

Lebanon gets around 4.2 in of rain over 15.2 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 51% and peaks near 57% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
156
256
357
457
557
657
757
857
957
1057
1157
1256
1355
1454
1553
1652
1751
1850
1949
2048
2147
2245
2344
2443
2543
2642
2741
2840
2939
3039

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the dry band about 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
110000
210000
310000
410000
510000
610000
710000
810000
910000
1010000
1110000
1210000
1310000
149910
159910
169910
179910
189910
199910
209910
219910
229910
239910
249910
259910
269910
279910
289820
299820
309721

Wind in April

Winds average 5 mph in April.

Across April, daily wind ranges from about 5 mph on the calmest days to 5 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (mph)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 30 min at the start of April to 13 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 84 minutes over April. Sunrise moves from 6:02 AM to 5:11 AM, and sunset from 6:30 PM to 7:07 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.56:026:30
212.56:016:31
312.65:596:33
412.65:576:34
512.75:556:35
612.75:536:36
712.85:516:38
812.85:496:39
912.95:476:40
1012.95:466:41
1113.05:446:43
1213.05:426:44
1313.15:406:45
1413.15:386:47
1513.25:366:48
1613.25:356:49
1713.35:336:50
1813.35:316:52
1913.45:296:53
2013.45:286:54
2113.55:266:55
2213.55:246:57
2313.65:236:58
2413.65:216:59
2513.75:197:00
2613.75:187:02
2713.85:167:03
2813.85:147:04
2913.95:137:05
3013.95:117:07

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.52 kWh/m².

For context, solar energy here swings from a low near 1.14 kWh/m² to a high of 7.23 kWh/m² in July across the year — April's 4.52 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
13.9Moderate
23.9Moderate
34.0Moderate
44.0Moderate
54.0Bright
64.1Bright
74.1Bright
84.2Bright
94.2Bright
104.2Bright
114.3Bright
124.3Bright
134.4Bright
144.4Bright
154.5Bright
164.5Bright
174.6Bright
184.7Bright
194.7Bright
204.8Bright
214.8Bright
224.9Bright
234.9Bright
245.0Bright
255.0Bright
265.1Bright
275.1Bright
285.2Bright
295.2Bright
305.3Bright
Planning a trip in April

Hazard calendar for Lebanon

In seasonPeak

In April, Lebanon sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Lebanon's rainy season runs October–April, when most of the year's rain falls.

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

Is April a good time to visit Lebanon?

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

4.0
Sightseeing
7th-best month of the year
0.4
Beach & pool
7th-best month of the year

April is a reasonable time to visit Lebanon for sightseeing.

What to pack for Lebanon in April

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

In April, Lebanon sees daytime highs around 59°F and nights near 42°F. Pack rain gear. Worth having: a warm layer and sun protection. About 15 days see rain.

rain geara warm layersun protection

UV index in Lebanon in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 5 — 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 16UV 8Dec 18UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr5High
May8Very high
Jun7Very high
Jul8Very high
Aug7Very high
Sep5Moderate
Oct4Moderate
Nov1Low
Dec1Low

Air quality in Lebanon in April

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where April 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).

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateModerateGoodSep 1537 µg/m³Jan 186 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb8Good
Mar10Good
Apr11Good
May11Good
Jun8Good
Jul8Good
Aug16Moderate
Sep40Poor
Oct11Good
Nov11Good
Dec9Good
Location & terrain

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.

2 miles
902 ft
10 miles
1,916 ft
50 miles
6,129 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Albany 12 mi · Corvallis 17 mi · Four Corners 27 mi · Salem 29 mi · Hayesville 31 mi · Keizer 32 mi · Dallas 33 mi · Springfield 34 mi

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
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 2%

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. 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).