Salyan weather in December

In December, Salyan sees average daytime highs of 10°C and overnight lows near 4°C, with 33 mm of precipitation across 6.6 wet days and about 9.3 hours of daylight. It is the 10th-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 12°C in the first days to 10°C by the end. The sky is clear or mostly clear about 28% of the time in December, and the air most often feels dry.

Daylight stretches from about 9 h 24 min at the start of December to 9 h 12 min by month's end. Set against the rest of the year, December is Salyan's 10th-clearest and 12th-windiest month. For the whole year in context, see Salyan's year-round climate.

Daytime high
10°
10th warmest
Overnight low
3rd coldest
Precipitation
33 mm
6.6 wet days
Daylight
9 h 12 min
8:04 AM – 5:17 PM
Cloud cover
64%
10th clearest
Wind
9 km/h
12th windiest
Solar energy
1.63 kWh/m²
Travel score
2.6
out of 10

Salyan is city in Azerbaijan.

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 12°C in the first days to 10°C by the end.

A typical December day in Salyan reaches about 10°C in the afternoon and slips back to 4°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 6°C and 15°C. Set against its neighbours, December runs about 5°C cooler than November and about 1°C warmer than January.

-5°10°15°20°151015202531
Avg high (°C)Avg low (°C)
1126
2126
3125
4125
5115
6115
7115
8115
9115
10114
11114
12114
13104
14104
15104
16104
17104
18104
19103
20103
21103
22103
23103
24103
25103
26103
27103
28103
29103
30103
31103

How December really feels in Salyan

Once humidity and wind are folded in, December 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

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

Salyan weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 275.61.39.52.0
Feb10° / 326.61.710.42.3
Mar13° / 388.10.411.74.0
Apr19° / 10°367.70136.2
May25° / 15°316014.17.4
Jun31° / 20°132.7014.75.6
Jul34° / 23°61.6014.54.0
Aug33° / 23°71.5013.64.3
Sep28° / 19°234.1012.36.9
Oct22° / 14°406.3010.97.2
Nov15° / 4070.19.84.8
Dec10° / 336.60.89.32.6

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 28% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 11% of December, with mostly cloudy or overcast conditions the remaining 61%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13862
23862
33565
43565
53466
63466
73367
83268
93367
103367
113466
123466
133565
143664
153763
163862
174060
184159
194258
204357
214555
224555
234555
244654
254654
264654
274654
284555
294456
304456
314456

Chance of precipitation in December

Any precipitationSnow

Salyan gets around 33 mm of rain and snow over 6.6 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 25% on the wettest days, and about 1 day brings snow. The odds ease toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
1241
2251
3252
4252
5252
6252
7242
8243
9243
10233
11233
12223
13223
14213
15213
16213
17203
18203
19193
20193
21193
22183
23183
24182
25182
26182
27182
28182
29182
30182
31182

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 9 km/h in December, the calmest month.

Across December, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 9 h 24 min at the start of December to 9 h 12 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 7:52 AM to 8:10 AM, and sunset from 5:16 PM to 5:24 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.47:525:16
29.47:535:16
39.47:535:16
49.47:545:16
59.37:555:15
69.37:565:15
79.37:575:15
89.37:585:15
99.37:595:15
109.37:595:16
119.38:005:16
129.28:015:16
139.28:025:16
149.28:025:16
159.28:035:16
169.28:045:17
179.28:045:17
189.28:055:17
199.28:065:18
209.28:065:18
219.28:075:19
229.28:075:19
239.28:085:19
249.28:085:20
259.28:085:21
269.28:095:21
279.28:095:22
289.28:095:22
299.28:105:23
309.28:105:24
319.28:105:24

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 1.63 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 1.63 kWh/m² to a high of 6.77 kWh/m² in June across the year — December's 1.63 kWh/m² sits near the bottom.

00.511.522.5151015202531
Solar energy (kWh/m²)Level
11.7Dim
21.7Dim
31.6Dim
41.6Dim
51.6Dim
61.6Dim
71.6Dim
81.6Dim
91.6Dim
101.6Dim
111.6Dim
121.6Dim
131.6Dim
141.6Dim
151.6Dim
161.6Dim
171.6Dim
181.6Dim
191.6Dim
201.6Dim
211.6Dim
221.7Dim
231.7Dim
241.7Dim
251.7Dim
261.7Dim
271.7Dim
281.7Dim
291.7Dim
301.7Dim
311.7Dim
Planning a trip in December

Is December a good time to visit Salyan?

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

2.6
Sightseeing
10th-best month of the year
0.0
Beach & pool
10th-best month of the year

December is a weaker month for outdoor sightseeing in Salyan.

What to pack for Salyan in December

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

In December, Salyan sees daytime highs around 10°C and nights near 4°C. Pack a warm layer. About 7 days see rain.

a warm layer

Sea temperature near Salyan in December

The nearest coast averages about 12°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 34 km away) is warmest in August at about 27°C and coldest in February near 8°C.

It's comfortable for a long swim from May 31 to Oct 23 — about 4.8 months when the water holds above 20°C.

10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan9Bracing
Feb8Bracing
Mar9Bracing
Apr12Bracing
May18Cool
Jun23Refreshing
Jul26Warm
Aug27Warm
Sep25Warm
Oct21Refreshing
Nov16Cool
Dec12Bracing

UV index in Salyan 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 Salyan peaks around July 18 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateLowJul 18UV 9Dec 17UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar4Moderate
Apr5Moderate
May7Very high
Jun8Very high
Jul9Very high
Aug8Very high
Sep5High
Oct4Moderate
Nov2Moderate
Dec2Low

Air quality in Salyan 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 Salyan is worst in September — around 24 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (December, 11 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateSep 1524 µg/m³Dec 2211 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb13Moderate
Mar21Moderate
Apr16Moderate
May16Moderate
Jun15Moderate
Jul16Moderate
Aug21Moderate
Sep24Moderate
Oct19Moderate
Nov15Moderate
Dec11Good
Location & terrain

Where is Salyan?

Salyan sits at 39.6°N, 49.0°E, -17 m above sea level, in Azerbaijan. The nearest listed city is Neftçala, 33 km away.

NeftçalaŞirvanPushkinoHacıqabulƏhmədbəyliJalilabadSabirabadSaatlı

Topography around Salyan

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

Within 3 km, the terrain around Salyan has only modest variations in elevation — a maximum elevation change of 16 m around an average of -21 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 62 m; within 80 km, large variations in elevation — a maximum elevation change of 980 m.

The land around Salyan is covered by artificial surfaces (33%) and shrubs (26%) within 3 km, cropland (39%) and grassland (24%) within 16 km, and cropland (31%), water (31%) and grassland (22%) within 80 km.

3 km
16 m
16 km
62 m
80 km
980 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
December weather nearby: Neftçala 33 km · Şirvan 38 km · Pushkino 41 km · Hacıqabul 49 km · Əhmədbəyli 60 km · Jalilabad 60 km · Sabirabad 63 km · Saatlı 65 km

Azerbaijan travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type C / F
220 V · 50 Hz
Prices
≈ 28% of US
price level, 2025
GDP per capita
$7,411
2025
Happiness
5.0 / 10
World Happiness, 2025
Safe drinking water
58%
of population, 2024
Homicide rate
2.2
per 100k, 2023
Road deaths
6.7
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 454
Religion
Muslim 97%Christian 3%

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 Salyan (39.5962°, 48.9848°, elevation -17 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).