Jermuk weather in January

In January, Jermuk sees average daytime highs of -5°C and overnight lows near -13°C, with 43 mm of precipitation across 7.3 wet days and about 9.5 hours of daylight. It is the 12th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near -5°C through the month. The sky is clear or mostly clear about 37% of the time in January, and the air most often feels dry.

Daylight stretches from about 9 h 12 min at the start of January to 9 h 54 min by month's end. Set against the rest of the year, January is Jermuk's 8th-clearest and 11th-windiest month. For the whole year in context, see Jermuk's year-round climate.

Daytime high
-5°
12th warmest
Overnight low
-13°
1st coldest
Precipitation
43 mm
7.3 wet days
Daylight
9 h 30 min
8:23 AM – 5:51 PM
Cloud cover
54%
8th clearest
Wind
5 km/h
11th windiest
Solar energy
2.69 kWh/m²
Travel score
0.0
out of 10

Jermuk is city or town in Armenia.

Density
74/km²
people per km²
Founded
1250

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

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near -5°C through the month.

A typical January day in Jermuk reaches about -5°C in the afternoon and slips back to -13°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between -9°C and -1°C. Set against its neighbours, January runs about 2°C cooler than December and about 2°C cooler than February.

-20°-10°151015202531
Avg high (°C)Avg low (°C)
1-4-13
2-4-13
3-4-13
4-4-13
5-4-13
6-4-13
7-5-13
8-5-13
9-5-13
10-5-13
11-5-14
12-5-14
13-5-14
14-5-14
15-5-14
16-5-14
17-5-14
18-5-14
19-5-14
20-5-14
21-5-14
22-5-13
23-5-13
24-5-13
25-5-13
26-5-13
27-5-13
28-5-13
29-5-13
30-5-13
31-5-12

How January really feels in Jermuk

Once humidity and wind are folded in, January 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
31 feel bitter (≤ -10°C)

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

Jermuk weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-5° / -13°437.38.79.50.0
Feb-3° / -11°508.89.610.40.0
Mar / -6°82141411.70.0
Apr / -2°9216.49.5130.5
May12° / 9520.4214.22.6
Jun17° / 7015.80.114.85.0
Jul20° / 6314.3014.56.2
Aug21° / 4511.5013.66.9
Sep17° / 368.70.212.36.0
Oct11° / 4310.12.510.92.7
Nov / -6°437.97.49.80.1
Dec-3° / -12°418.199.20.0

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 37% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 16% of January, with mostly cloudy or overcast conditions the remaining 47%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15545
25446
35446
45446
55446
65446
75446
85545
95545
105545
115545
125545
135644
145644
155644
165644
175545
185446
195446
205347
215248
225149
235050
244951
254951
264951
274951
284852
294852
304852
314951

Chance of precipitation in January

Any precipitationSnow

Jermuk gets around 43 mm of rain and snow over 7.3 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 23% and peaks near 29% on the wettest days, and about 9 days bring snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
12528
22428
32428
42428
52328
62328
72327
82227
92227
102226
112126
122125
132025
142024
152024
162024
172024
182125
192125
202226
212327
222428
232429
242530
252630
262631
272732
282832
292833
302833
312933

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January 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 January

Winds average 5 km/h in January.

Across January, daily wind ranges from about 5 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)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
286calm
296calm
306calm
316calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 9 h 12 min at the start of January to 9 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 42 minutes over January. Sunrise moves from 8:24 AM to 8:14 AM, and sunset from 5:37 PM to 6:07 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.28:245:37
29.28:245:38
39.28:245:39
49.38:245:39
59.38:245:40
69.38:245:41
79.38:245:42
89.38:245:43
99.38:245:44
109.38:245:45
119.48:245:46
129.48:245:47
139.48:235:48
149.48:235:49
159.48:235:50
169.58:235:51
179.58:225:52
189.58:225:53
199.58:215:54
209.68:215:55
219.68:205:56
229.68:205:57
239.68:195:58
249.78:195:59
259.78:186:00
269.78:186:02
279.88:176:03
289.88:166:04
299.88:156:05
309.98:156:06
319.98:146:07

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 2.69 kWh/m².

For context, solar energy here swings from a low near 2.31 kWh/m² to a high of 6.96 kWh/m² in June across the year — January's 2.69 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
12.4Moderate
22.4Moderate
32.4Moderate
42.4Moderate
52.5Moderate
62.5Moderate
72.5Moderate
82.5Moderate
92.5Moderate
102.6Moderate
112.6Moderate
122.6Moderate
132.6Moderate
142.7Moderate
152.7Moderate
162.7Moderate
172.8Moderate
182.8Moderate
192.8Moderate
202.8Moderate
212.8Moderate
222.9Moderate
232.9Moderate
242.9Moderate
252.9Moderate
263.0Moderate
273.0Moderate
283.0Moderate
293.0Moderate
303.1Moderate
313.1Moderate
Planning a trip in January

Is January a good time to visit Jermuk?

Our two travel scores rate January 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

January is a weaker month for outdoor sightseeing in Jermuk.

What to pack for Jermuk in January

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

In January, Jermuk sees daytime highs around -5°C and nights near -13°C. Pack a warm layer and a heavy coat. About 7 days see rain.

a warm layera heavy coat

UV index in Jermuk in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 3. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Jermuk peaks around June 23 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 2 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJun 23UV 11Dec 20UV 2
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5Moderate
Apr6High
May9Very high
Jun11Extreme
Jul11Extreme
Aug10Extreme
Sep7Very high
Oct5Moderate
Nov3Moderate
Dec2Moderate

Air quality in Jermuk in January

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Jermuk is worst in May — around 22 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (December, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodMay 1522 µg/m³Dec 1610 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb13Moderate
Mar17Moderate
Apr20Moderate
May22Moderate
Jun19Moderate
Jul18Moderate
Aug16Moderate
Sep16Moderate
Oct13Moderate
Nov10Good
Dec10Good
Location & terrain

Where is Jermuk?

Jermuk sits at 39.8°N, 45.7°E, 0 m above sea level, in Armenia. The nearest listed city is Goris, 68 km away.

GorisNakhchivanGavarPoldashtNehramAraratShushaKapan

Topography around Jermuk

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

Within 3 km, the terrain around Jermuk has significant variations in elevation — a maximum elevation change of 536 m around an average of 2,237 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,058 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,181 m.

The land around Jermuk is covered by grassland (78%) within 3 km, grassland (90%) within 16 km, and grassland (75%) within 80 km.

3 km
536 m
16 km
2,058 m
80 km
3,181 m
treesgrasslandcroplandartificial surfacesbare terrainwatermoss and lichen
January weather nearby: Goris 68 km · Nakhchivan 74 km · Gavar 74 km · Poldasht 75 km · Nehram 82 km · Ararat 83 km · Shusha 93 km · Kapan 94 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 Jermuk (39.8395°, 45.6711°, elevation 0 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).