Dilijan weather in May

In May, Dilijan sees average daytime highs of 14°C and overnight lows near 5°C, with 177 mm of precipitation across 24.1 wet days and about 14.2 hours of daylight. It is the 5th-warmest and 1st-wettest month of the year here.

Highs climb over the month, from about 12°C in the first days to 16°C by the end. The sky is clear or mostly clear about 14% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 42 min at the start of May to 14 h 42 min by month's end. Set against the rest of the year, May is Dilijan's 11th-clearest and 10th-windiest month. For the whole year in context, see Dilijan's year-round climate.

Daytime high
14°
5th warmest
Overnight low
8th coldest
Precipitation
177 mm
24.1 wet days
Daylight
14 h 18 min
5:49 AM – 8:05 PM
Cloud cover
69%
11th clearest
Wind
4 km/h
10th windiest
Solar energy
5.78 kWh/m²
Travel score
2.8
out of 10

Dilijan is town in Tavush, Armenia.

Density
1,224/km²
people per km²

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 12°C in the first days to 16°C by the end.

A typical May day in Dilijan reaches about 14°C in the afternoon and slips back to 5°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 10°C and 18°C. Set against its neighbours, May runs about 5°C warmer than April and about 4°C cooler than June.

10°20°151015202531
Avg high (°C)Avg low (°C)
1113
2113
3123
4123
5124
6124
7124
8134
9134
10135
11135
12135
13145
14145
15145
16146
17146
18156
19156
20156
21156
22156
23157
24167
25167
26167
27167
28167
29167
30168
31178

How May really feels in Dilijan

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

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

May sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Dilijan weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-2° / -10°367.27.99.40.0
Feb-1° / -8°468.59.410.40.0
Mar / -4°9314.613.111.70.0
Apr / 14319.88.913.11.3
May14° / 17724.11.914.22.8
Jun18° / 15521.8014.94.3
Jul20° / 12°11018.8014.65.1
Aug21° / 12°8117.4013.65.5
Sep18° / 7513.60.112.35.2
Oct13° / 7211.62.210.93.4
Nov / -2°508.369.70.5
Dec-0° / -8°376.57.19.10.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 14% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 21% of May, with mostly cloudy or overcast conditions the remaining 65%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12872
22872
32872
42872
52872
62872
72971
83070
93169
103169
113268
123367
133466
143466
153565
163565
173664
183664
193763
203862
213961
223961
233961
243961
253961
264060
274060
284060
293961
303961
314060

Chance of precipitation in May

Any precipitationSnow

Dilijan gets around 177 mm of rain and snow over 24.1 wet days in May, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 77% and peaks near 80% on the wettest days, and about 2 days bring snow.

0%20%40%60%80%151015202531
Rain chance (%)Snow chance (%)
17618
27716
37715
47814
57913
67912
77911
88010
9809
10798
11798
12797
13796
14786
15785
16775
17774
18774
19763
20763
21763
22763
23762
24762
25752
26752
27751
28751
29751
30751
31750

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
26991
27991
28991
29991
30991
31982

Wind in May

Winds average 4 km/h in May.

Across May, daily wind ranges from about 4 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm
314calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 42 min at the start of May to 14 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 60 minutes over May. Sunrise moves from 6:06 AM to 5:38 AM, and sunset from 7:49 PM to 8:18 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.76:067:49
213.86:057:50
313.86:047:51
413.86:027:52
513.96:017:53
613.96:007:55
713.95:597:56
814.05:577:57
914.05:567:58
1014.15:557:59
1114.15:548:00
1214.15:538:01
1314.25:528:02
1414.25:518:03
1514.25:508:04
1614.35:498:05
1714.35:488:06
1814.35:478:07
1914.45:468:08
2014.45:458:09
2114.45:448:09
2214.45:448:10
2314.55:438:11
2414.55:428:12
2514.55:418:13
2614.65:418:14
2714.65:408:15
2814.65:398:16
2914.65:398:17
3014.75:388:17
3114.75:388:18

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.78 kWh/m².

For context, solar energy here swings from a low near 2.16 kWh/m² to a high of 6.3 kWh/m² in June across the year — May's 5.78 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.5Bright
35.5Bright
45.5Bright
55.5Bright
65.5Bright
75.5Bright
85.5Bright
95.6Bright
105.6Bright
115.6Bright
125.7Bright
135.7Bright
145.7Bright
155.8Bright
165.8Bright
175.8Bright
185.8Bright
195.9Bright
205.9Bright
215.9Bright
226.0Bright
236.0Bright
246.0Intense
256.0Intense
266.0Intense
276.1Intense
286.1Intense
296.1Intense
306.1Intense
316.1Intense
Planning a trip in May

Hazard calendar for Dilijan

In seasonPeak

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

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

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

Is May a good time to visit Dilijan?

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

2.8
Sightseeing
6th-best month of the year
0.2
Beach & pool
5th-best month of the year

May is a weaker month for outdoor sightseeing in Dilijan.

What to pack for Dilijan in May

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

In May, Dilijan sees daytime highs around 14°C and nights near 5°C. Pack rain gear. Worth having: a warm layer and sun protection. About 24 days see rain.

rain geara warm layersun protection

UV index in Dilijan in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Dilijan peaks around June 21 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateJun 21UV 10Dec 20UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar4Moderate
Apr6High
May8Very high
Jun10Very high
Jul10Very high
Aug10Very high
Sep7High
Oct4Moderate
Nov3Moderate
Dec2Low

Air quality in Dilijan in May

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Dilijan is worst in May — around 21 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (December, 11 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodMay 1121 µg/m³Dec 2211 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb15Moderate
Mar18Moderate
Apr21Moderate
May21Moderate
Jun20Moderate
Jul18Moderate
Aug16Moderate
Sep15Moderate
Oct14Moderate
Nov12Moderate
Dec11Good
Location & terrain

Where is Dilijan?

Dilijan sits at 40.7°N, 44.9°E, 1,345 m above sea level, in Armenia. The nearest listed city is Sevan, 23 km away.

SevanTsaghkadzorHrazdanIjevanVanadzorCharentsavanAlaverdiGavar

Topography around Dilijan

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

Within 3 km, the terrain around Dilijan has large variations in elevation — a maximum elevation change of 943 m around an average of 1,462 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,149 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,861 m.

The land around Dilijan is covered by trees (64%) and grassland (26%) within 3 km, grassland (64%) and trees (34%) within 16 km, and grassland (58%) and trees (21%) within 80 km.

3 km
943 m
16 km
2,149 m
80 km
3,861 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Sevan 23 km · Tsaghkadzor 26 km · Hrazdan 26 km · Ijevan 29 km · Vanadzor 32 km · Charentsavan 42 km · Alaverdi 43 km · Gavar 48 km

Armenia travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 38% of US
price level, 2025
GDP per capita
$9,474
2025
Happiness
5.6 / 10
World Happiness, 2025
Safe drinking water
82%
of population, 2024
Homicide rate
2.2
per 100k, 2023
Road deaths
20
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Moderate
EF EPI 515
Religion
Armenian Apostolic 95%not stated 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 Dilijan (40.7404°, 44.8634°, elevation 1,345 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. 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).