Siyazan weather in January

In January, Siyazan sees average daytime highs of 4°C and overnight lows near -3°C, with 36 mm of precipitation across 8.4 wet days and about 9.4 hours of daylight. It is the 12th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 4°C through the month. The sky is clear or mostly clear about 28% of the time in January, and the air most often feels dry.

Daylight stretches from about 9 h 06 min at the start of January to 9 h 48 min by month's end. Set against the rest of the year, January is Siyazan's 9th-clearest and 12th-windiest month. For the whole year in context, see Siyazan's year-round climate.

Daytime high
12th warmest
Overnight low
-3°
2nd coldest
Precipitation
36 mm
8.4 wet days
Daylight
9 h 24 min
8:12 AM – 5:33 PM
Cloud cover
62%
9th clearest
Wind
7 km/h
12th windiest
Solar energy
1.95 kWh/m²
Travel score
0.0
out of 10

Siyazan is city in Azerbaijan.

Density
34/km²
people per km²
Founded
1954

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 4°C through the month.

A typical January day in Siyazan reaches about 4°C in the afternoon and slips back to -3°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between -2°C and 10°C. Set against its neighbours, January runs about 2°C cooler than December and on par with February.

-10°-5°10°15°151015202531
Avg high (°C)Avg low (°C)
15-2
25-2
35-2
45-2
55-2
65-2
74-2
84-2
94-2
104-2
114-2
124-2
134-2
144-3
154-3
164-3
174-3
184-3
194-3
204-3
214-3
224-3
234-3
244-3
254-3
264-3
274-3
284-3
294-3
304-3
314-3

How January really feels in Siyazan

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
wind chill below the day's low

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

Siyazan 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 / -3°368.47.39.40.0
Feb / -3°439.18.310.40.1
Mar / 469.15.611.71.9
Apr14° / 4591.313.14.2
May20° / 11°4510014.36.3
Jun25° / 15°347.1014.97.6
Jul28° / 18°204.1014.77.6
Aug28° / 18°245.5013.67.3
Sep23° / 14°477.7012.37.3
Oct17° / 559.70.610.95.6
Nov10° / 539.43.39.72.3
Dec / -1°398.35.79.10.3

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 28% 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 56%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15050
24951
34951
44753
54753
64753
74654
84555
94555
104555
114555
124555
134555
144456
154456
164456
174456
184456
194357
204357
214357
224357
234258
244258
254258
264258
274159
284258
294258
304159
314159

Chance of precipitation in January

Any precipitationSnow

Siyazan gets around 36 mm of rain and snow over 8.4 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 27% and peaks near 32% on the wettest days, and about 7 days bring snow. The odds climb toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
12318
22418
32418
42419
52419
62419
72420
82420
92521
102521
112521
122622
132622
142623
152623
162724
172724
182725
192825
202826
212926
223027
233027
243027
253128
263128
273128
283228
293229
303229
313229

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 7 km/h in January, the calmest month.

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

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 9 h 06 min at the start of January to 9 h 48 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 8:14 AM to 8:03 AM, and sunset from 5:19 PM to 5:51 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.18:145:19
29.18:145:20
39.18:145:21
49.18:145:22
59.18:145:23
69.28:145:24
79.28:145:24
89.28:145:25
99.28:145:26
109.28:145:27
119.28:145:28
129.38:145:29
139.38:135:30
149.38:135:31
159.38:135:32
169.48:125:33
179.48:125:34
189.48:125:36
199.48:115:37
209.58:115:38
219.58:105:39
229.58:095:40
239.58:095:41
249.68:085:42
259.68:085:43
269.68:075:45
279.78:065:46
289.78:055:47
299.78:055:48
309.88:045:49
319.88:035:51

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 1.95 kWh/m².

For context, solar energy here swings from a low near 1.66 kWh/m² to a high of 6.43 kWh/m² in July across the year — January's 1.95 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
11.8Dim
21.8Dim
31.8Dim
41.8Dim
51.8Dim
61.8Dim
71.8Dim
81.8Dim
91.8Dim
101.8Dim
111.9Dim
121.9Dim
131.9Dim
141.9Dim
151.9Dim
161.9Dim
172.0Dim
182.0Dim
192.0Moderate
202.0Moderate
212.0Moderate
222.1Moderate
232.1Moderate
242.1Moderate
252.1Moderate
262.2Moderate
272.2Moderate
282.2Moderate
292.3Moderate
302.3Moderate
312.3Moderate
Planning a trip in January

Is January a good time to visit Siyazan?

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

0.0
Sightseeing
12th-best month of the year
0.0
Beach & pool
9th-best month of the year

January is a weaker month for outdoor sightseeing in Siyazan.

What to pack for Siyazan in January

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

In January, Siyazan sees daytime highs around 4°C and nights near -3°C. Pack a warm layer. Worth having: a heavy coat and rain gear. About 8 days see rain.

a warm layera heavy coatrain gear

Sea temperature near Siyazan in January

The nearest coast averages about 8°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 22 km away) is warmest in August at about 26°C and coldest in February near 7°C.

It's comfortable for a long swim from Jun 15 to Oct 6 — about 3.7 months when the water holds above 20°C.

10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan8Bracing
Feb7Bracing
Mar7Bracing
Apr9Bracing
May14Bracing
Jun20Refreshing
Jul24Warm
Aug26Warm
Sep23Refreshing
Oct19Cool
Nov14Bracing
Dec10Bracing

UV index in Siyazan in January

LowModerateHighVery highExtreme

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

Under clear skies, the midday UV index in Siyazan peaks around July 19 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 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 19UV 9Dec 19UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar3Moderate
Apr5High
May7High
Jun8Very high
Jul9Very high
Aug8Very high
Sep5Moderate
Oct4Moderate
Nov2Moderate
Dec2Low

Air quality in Siyazan 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 Siyazan is worst in September — around 20 µg/m³ PM2.5 (moderate), about 2.8× the cleanest month (December, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1119 µg/m³Dec 197 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb11Good
Mar17Moderate
Apr16Moderate
May16Moderate
Jun13Moderate
Jul15Moderate
Aug18Moderate
Sep20Moderate
Oct14Moderate
Nov10Good
Dec7Good
Location & terrain

Where is Siyazan?

Siyazan sits at 41.1°N, 49.1°E, 34 m above sea level, in Azerbaijan. The nearest listed city is Divichibazar, 17 km away.

XaçmazQubaHaji ZeynalabdinShemakhaQusarSumqayitJorat

Topography around Siyazan

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

Within 3 km, the terrain around Siyazan has only modest variations in elevation — a maximum elevation change of 248 m around an average of 49 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,101 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,652 m.

The land around Siyazan is covered by grassland (42%), cropland (28%) and artificial surfaces (20%) within 3 km, grassland (48%) and water (27%) within 16 km, and water (42%) and grassland (31%) within 80 km.

3 km
248 m
16 km
1,101 m
80 km
3,652 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
January weather nearby: Divichibazar 17 km · Xaçmaz 50 km · Quba 59 km · Haji Zeynalabdin 63 km · Shemakha 64 km · Qusar 69 km · Sumqayit 72 km · Jorat 75 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 Siyazan (41.0781°, 49.1156°, elevation 34 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).