Şirvan weather in September

In September, Şirvan sees average daytime highs of 28°C and overnight lows near 18°C, with 23 mm of rain across 3.9 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 8th-wettest month of the year here.

Highs ease over the month, from about 31°C in the first days to 25°C by the end. The sky is clear or mostly clear about 62% of the time in September, and the air most often feels comfortable.

Daylight stretches from about 12 h 54 min at the start of September to 11 h 36 min by month's end. Set against the rest of the year, September is Şirvan's 4th-clearest and 4th-windiest month. For the whole year in context, see Şirvan's year-round climate.

Daytime high
28°
4th warmest
Overnight low
18°
9th coldest
Rainfall
23 mm
3.9 wet days
Daylight
12 h 18 min
6:31 AM – 6:46 PM
Cloud cover
35%
4th clearest
Wind
10 km/h
4th windiest
Solar energy
4.27 kWh/m²
Travel score
6.9
out of 10

Şirvan is city in Azerbaijan.

Density
97/km²
people per km²

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 31°C in the first days to 25°C by the end.

A typical September day in Şirvan reaches about 28°C in the afternoon and slips back to 18°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 33°C. Set against its neighbours, September runs about 6°C cooler than August and about 7°C warmer than October.

10°20°30°40°151015202530
Avg high (°C)Avg low (°C)
13221
23220
33120
43120
53120
63120
73020
83019
93019
103019
113019
122919
132919
142918
152918
162818
172818
182818
192818
202717
212717
222717
232717
242617
252616
262616
272616
282516
292516
302515

How September really feels in Şirvan

Once humidity and wind are folded in, September 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

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

Şirvan weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 204.81.69.51.5
Feb / 285.81.910.42.0
Mar13° / 367.40.511.74.0
Apr19° / 356.70136.5
May26° / 15°316014.27.1
Jun32° / 20°183.2014.84.9
Jul35° / 23°81.7014.53.5
Aug34° / 22°91.7013.63.9
Sep28° / 18°233.9012.36.9
Oct21° / 13°305.9010.97.3
Nov14° / 336.40.29.84.4
Dec / 265.20.89.22.1

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 62% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 13% of September, with mostly cloudy or overcast conditions the remaining 26%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
18317
28317
38317
48218
58119
68119
78020
88020
97921
107822
117822
127723
137624
147624
157525
167426
177426
187327
197228
207228
217030
227030
236931
246931
256832
266832
276733
286634
296634
306535

Chance of precipitation in September

Any precipitation

Şirvan gets around 23 mm of rain over 3.9 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 13% and peaks near 19% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202530
Rain chance (%)
18
28
38
48
58
68
79
89
99
1010
1110
1211
1311
1411
1512
1612
1713
1813
1914
2015
2115
2216
2317
2417
2518
2618
2719
2819
2919
3019

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the comfortable band about 35% of days. Sticky, muggy-or-worse air turns up on roughly 8% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1143236162
2153236152
3163236142
4173236132
5183336122
6183336112
7193336101
8203336101
920343691
1021343681
1121353681
1222353570
1322353570
1422363570
1522363560
1623373560
1723373460
1824373450
1924383350
2025383250
2126383150
2228383050
2329372950
2431372850
2532372740
2634362640
2736352540
2838352440
2940342340
3042332230

Wind in September

Winds average 10 km/h in September.

Across September, daily wind ranges from about 9 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
259calm
269calm
279calm
289calm
299calm
309calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 54 min at the start of September to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 78 minutes over September. Sunrise moves from 6:16 AM to 6:45 AM, and sunset from 7:12 PM to 6:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.96:167:12
212.96:177:10
312.86:187:08
412.86:197:07
512.76:207:05
612.76:217:03
712.76:227:02
812.66:237:00
912.66:246:58
1012.56:256:57
1112.56:266:55
1212.46:276:53
1312.46:286:52
1412.36:296:50
1512.36:306:48
1612.36:316:46
1712.26:326:45
1812.26:336:43
1912.16:346:41
2012.16:356:39
2112.06:366:38
2212.06:376:36
2311.96:386:34
2411.96:396:33
2511.96:406:31
2611.86:416:29
2711.86:426:28
2811.76:436:26
2911.76:446:24
3011.66:456:22

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.27 kWh/m².

For context, solar energy here swings from a low near 1.65 kWh/m² to a high of 6.76 kWh/m² in July across the year — September's 4.27 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.2Bright
25.1Bright
35.0Bright
45.0Bright
54.9Bright
64.8Bright
74.8Bright
84.7Bright
94.7Bright
104.6Bright
114.5Bright
124.5Bright
134.4Bright
144.3Bright
154.3Bright
164.2Bright
174.2Bright
184.1Bright
194.0Bright
204.0Moderate
213.9Moderate
223.9Moderate
233.8Moderate
243.8Moderate
253.7Moderate
263.7Moderate
273.6Moderate
283.6Moderate
293.5Moderate
303.5Moderate
Planning a trip in September

Is September a good time to visit Şirvan?

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

6.9
Sightseeing
3rd-best month of the year
8.0
Beach & pool
1st-best month of the year

September is a reasonable time to visit Şirvan for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Şirvan in September

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

In September, Şirvan sees daytime highs around 28°C and nights near 18°C. Pack light clothes. About 4 days see rain.

light clothes

Sea temperature near Şirvan in September

The nearest coast averages about 25°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 52 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 Şirvan in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

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

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateVery highHighModerateLowJul 18UV 9Dec 18UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar4Moderate
Apr5Moderate
May8Very high
Jun8Very high
Jul9Very high
Aug8Very high
Sep5High
Oct4Moderate
Nov2Moderate
Dec2Low

Air quality in Şirvan in September

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Şirvan 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 Şirvan?

Şirvan sits at 39.9°N, 48.9°E, -15 m above sea level, in Azerbaijan. The nearest listed city is Hacıqabul, 11 km away.

SalyanSabirabadQobustanƏhmədbəyliSaatlıPushkinoNeftçala

Topography around Şirvan

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

Within 3 km, the terrain around Şirvan has only modest variations in elevation — a maximum elevation change of 176 m around an average of 5 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 317 m; within 80 km, large variations in elevation — a maximum elevation change of 1,184 m.

The land around Şirvan is covered by artificial surfaces (43%), grassland (23%) and shrubs (21%) within 3 km, grassland (37%) and cropland (27%) within 16 km, and grassland (32%) and cropland (32%) within 80 km.

3 km
176 m
16 km
317 m
80 km
1,184 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
September weather nearby: Hacıqabul 11 km · Salyan 38 km · Sabirabad 39 km · Qobustan 44 km · Əhmədbəyli 46 km · Saatlı 48 km · Pushkino 63 km · Neftçala 68 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 Şirvan (39.9378°, 48.929°, elevation -15 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).