Sevan weather in December

In December, Sevan sees average daytime highs of -1°C and overnight lows near -7°C, with 35 mm of precipitation across 6.4 wet days and about 9.2 hours of daylight. It is the 10th-warmest and 11th-wettest month of the year here.

Highs ease over the month, from about 0°C in the first days to -3°C by the end. The sky is clear or mostly clear about 40% of the time in December, and the air most often feels dry.

Daylight stretches from about 9 h 18 min at the start of December to 9 h 06 min by month's end. Set against the rest of the year, December is Sevan's 4th-clearest and 2nd-windiest month. For the whole year in context, see Sevan's year-round climate.

Daytime high
-1°
10th warmest
Overnight low
-7°
3rd coldest
Precipitation
35 mm
6.4 wet days
Daylight
9 h 06 min
8:23 AM – 5:30 PM
Cloud cover
53%
4th clearest
Wind
8 km/h
2nd windiest
Solar energy
2.23 kWh/m²
Travel score
0.0
out of 10

Sevan is city and a popular resort in Armenia.

Density
1,107/km²
people per km²
Founded
1842

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 0°C in the first days to -3°C by the end.

A typical December day in Sevan reaches about -1°C in the afternoon and slips back to -7°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between -7°C and 3°C. Set against its neighbours, December runs about 6°C cooler than November and about 2°C warmer than January.

-15°-10°-5°10°151015202531
Avg high (°C)Avg low (°C)
11-5
20-5
30-5
40-6
50-6
60-6
70-6
8-1-6
9-1-6
10-1-7
11-1-7
12-1-7
13-1-7
14-1-7
15-2-7
16-2-7
17-2-7
18-2-7
19-2-8
20-2-8
21-2-8
22-2-8
23-2-8
24-2-8
25-2-8
26-2-8
27-2-8
28-2-8
29-2-8
30-3-8
31-3-8

How December really feels in Sevan

Once humidity and wind are folded in, December averages 0 days that feel above 32°C and 31 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
31
23 feel bitter (≤ -10°C)

The story in December is cold — wind chill drags the overnight "feels like" below the raw low.

Sevan weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-4° / -9°326.37.49.40.0
Feb-3° / -9°417.38.310.40.0
Mar / -5°7812.512.311.70.0
Apr / -0°112179.4130.8
May13° / 14321.82.214.22.7
Jun17° / 13821.1014.84.1
Jul19° / 11°10920.4014.64.8
Aug20° / 12°8518.9013.65.2
Sep17° / 6712.80.212.35.2
Oct12° / 6010.62.510.93.1
Nov / -2°457.76.29.70.2
Dec-1° / -7°356.47.29.20.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 40% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 14% of December, with mostly cloudy or overcast conditions the remaining 46%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15149
25149
35149
45149
55149
65248
75248
85248
95347
105347
115347
125347
135446
145446
155446
165545
175545
185545
195644
205644
215644
225743
235743
245842
255842
265743
275743
285743
295644
305644
315644

Chance of precipitation in December

Any precipitationSnow

Sevan gets around 35 mm of rain and snow over 6.4 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 21% and peaks near 23% on the wettest days, and about 7 days bring snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
12324
22324
32325
42325
52325
62225
72225
82225
92225
102225
112225
122224
132224
142124
152124
162124
172123
182123
192023
202022
212022
221922
231921
241921
251820
261820
271820
281820
291820
301820
311820

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December 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 (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in December

Winds average 8 km/h in December.

Across December, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 9 h 18 min at the start of December to 9 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over December. Sunrise moves from 8:11 AM to 8:29 AM, and sunset from 5:29 PM to 5:37 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.38:115:29
29.38:115:29
39.38:125:29
49.38:135:29
59.28:145:29
69.28:155:29
79.28:165:29
89.28:175:29
99.28:185:29
109.28:195:29
119.28:195:29
129.18:205:29
139.18:215:29
149.18:225:29
159.18:225:30
169.18:235:30
179.18:245:30
189.18:245:30
199.18:255:31
209.18:255:31
219.18:265:32
229.18:265:32
239.18:275:33
249.18:275:33
259.18:285:34
269.18:285:34
279.18:285:35
289.18:295:35
299.18:295:36
309.18:295:37
319.18:295:37

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.23 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.23 kWh/m² to a high of 6.35 kWh/m² in June across the year — December's 2.23 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.3Moderate
22.3Moderate
32.3Moderate
42.3Moderate
52.3Moderate
62.3Moderate
72.2Moderate
82.2Moderate
92.2Moderate
102.2Moderate
112.2Moderate
122.2Moderate
132.2Moderate
142.2Moderate
152.2Moderate
162.2Moderate
172.2Moderate
182.2Moderate
192.2Moderate
202.2Moderate
212.2Moderate
222.2Moderate
232.2Moderate
242.3Moderate
252.3Moderate
262.3Moderate
272.3Moderate
282.3Moderate
292.3Moderate
302.3Moderate
312.3Moderate
Planning a trip in December

Hazard calendar for Sevan

In seasonPeak

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

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

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

Is December a good time to visit Sevan?

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

0.0
Sightseeing
9th-best month of the year
0.0
Beach & pool
7th-best month of the year

December is a weaker month for outdoor sightseeing in Sevan.

What to pack for Sevan in December

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

In December, Sevan sees daytime highs around -1°C and nights near -7°C. Pack a warm layer and a heavy coat. About 6 days see rain.

a warm layera heavy coat

UV index in Sevan in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 2. The full-year curve, shaded by WHO exposure level, is below.

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

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highModerateJun 21UV 10Dec 21UV 2
UV index (midday)Level
Jan2Moderate
Feb4Moderate
Mar4Moderate
Apr6High
May9Very high
Jun11Extreme
Jul10Extreme
Aug10Extreme
Sep7Very high
Oct5Moderate
Nov3Moderate
Dec2Low

Air quality in Sevan in December

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Sevan 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 Sevan?

Sevan sits at 40.5°N, 45.0°E, 1,892 m above sea level, in Armenia. The nearest listed city is Hrazdan, 17 km away.

HrazdanTsaghkadzorDilijanGavarCharentsavanIjevanAbovyanVanadzor

Topography around Sevan

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

Within 3 km, the terrain around Sevan has significant variations in elevation — a maximum elevation change of 476 m around an average of 1,975 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,392 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,792 m.

The land around Sevan is covered by grassland (59%) within 3 km, grassland (66%) and water (22%) within 16 km, and grassland (62%) within 80 km.

3 km
476 m
16 km
1,392 m
80 km
3,792 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Hrazdan 17 km · Tsaghkadzor 20 km · Dilijan 23 km · Gavar 26 km · Charentsavan 31 km · Ijevan 40 km · Abovyan 41 km · Vanadzor 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 Sevan (40.548°, 44.9531°, elevation 1,892 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).