Artashat weather in September

In September, Artashat sees average daytime highs of 26°C and overnight lows near 13°C, with 28 mm of rain across 7.7 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 10th-wettest month of the year here.

Highs ease over the month, from about 29°C in the first days to 23°C by the end. The sky is clear or mostly clear about 83% of the time in September, and the air most often feels dry.

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 Artashat's 2nd-clearest and 7th-windiest month. For the whole year in context, see Artashat's year-round climate.

Daytime high
26°
4th warmest
Overnight low
13°
9th coldest
Rainfall
28 mm
7.7 wet days
Daylight
12 h 18 min
6:48 AM – 7:04 PM
Cloud cover
22%
2nd clearest
Wind
4 km/h
7th windiest
Solar energy
5.33 kWh/m²
Travel score
7.3
out of 10

Artashat is city in Armenia.

Density
1,246/km²
people per km²
Founded
1828

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 29°C in the first days to 23°C by the end.

A typical September day in Artashat reaches about 26°C in the afternoon and slips back to 13°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 31°C. Set against its neighbours, September runs about 5°C cooler than August and about 7°C warmer than October.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
13016
22916
32916
42915
52915
62915
72815
82815
92814
102814
112714
122714
132714
142713
152713
162613
172613
182613
192612
202512
212512
222512
232512
242411
252411
262411
272411
282310
292310
302310

How September really feels in Artashat

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.

Artashat weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -7°275.64.69.50.0
Feb / -5°3374.910.40.2
Mar10° / 5710.83.911.72.3
Apr16° / 8516.91134.3
May22° / 10°8319.9014.25.3
Jun27° / 15°5214.5014.86.0
Jul31° / 18°3511014.54.7
Aug31° / 18°269013.64.9
Sep26° / 13°287.7012.37.3
Oct19° / 369.9010.96.5
Nov11° / 2961.49.83.0
Dec / -4°306.449.20.1

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 83% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 10% of September, with mostly cloudy or overcast conditions the remaining 7%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1982
2982
3973
4973
5973
6973
7964
8964
9955
10955
11955
12955
13955
14946
15946
16946
17937
18928
19928
20928
21919
22919
239010
248911
258812
268713
278713
288614
298515
308416

Chance of precipitation in September

Any precipitation

Artashat gets around 28 mm of rain over 7.7 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 27% and peaks near 32% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202530
Rain chance (%)
126
225
325
425
524
624
724
824
924
1024
1124
1224
1324
1425
1525
1626
1726
1827
1927
2027
2128
2228
2329
2430
2530
2631
2732
2832
2932
3032

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the dry band about 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)
1955
2955
3964
4973
5973
6982
7982
8982
9991
10991
11991
12991
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
301000

Wind in September

Winds average 4 km/h in September.

Across September, daily wind ranges from about 4 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm

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 6:34 AM to 7:02 AM, and sunset from 7:29 PM to 6:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.96:347:29
212.96:357:28
312.86:367:26
412.86:377:24
512.76:387:23
612.76:397:21
712.76:407:19
812.66:417:18
912.66:427:16
1012.56:437:14
1112.56:437:12
1212.46:447:11
1312.46:457:09
1412.36:467:07
1512.36:477:06
1612.36:487:04
1712.26:497:02
1812.26:507:00
1912.16:516:59
2012.16:526:57
2112.06:536:55
2212.06:546:54
2311.96:556:52
2411.96:566:50
2511.96:576:48
2611.86:586:47
2711.86:596:45
2811.77:006:43
2911.77:016:42
3011.67:026:40

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.33 kWh/m².

For context, solar energy here swings from a low near 2.17 kWh/m² to a high of 7.24 kWh/m² in June across the year — September's 5.33 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.0Intense
26.0Bright
35.9Bright
45.9Bright
55.8Bright
65.8Bright
75.7Bright
85.7Bright
95.6Bright
105.6Bright
115.5Bright
125.5Bright
135.4Bright
145.4Bright
155.3Bright
165.3Bright
175.3Bright
185.2Bright
195.2Bright
205.1Bright
215.0Bright
225.0Bright
235.0Bright
244.9Bright
254.9Bright
264.8Bright
274.8Bright
284.7Bright
294.7Bright
304.6Bright
Planning a trip in September

Is September a good time to visit Artashat?

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

7.3
Sightseeing
1st-best month of the year
7.2
Beach & pool
2nd-best month of the year

September is one of the better times to visit Artashat for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Artashat in September

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

In September, Artashat sees daytime highs around 26°C and nights near 13°C. Worth packing: light clothes and sun protection. About 8 days see rain.

light clothessun protection

UV index in Artashat in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Artashat peaks around June 23 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 2 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateJun 23UV 10Dec 21UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr6High
May8Very high
Jun10Very high
Jul10Very high
Aug10Very high
Sep7Very high
Oct5Moderate
Nov3Moderate
Dec2Low

Air quality in Artashat 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 Artashat is worst in April — around 26 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (January, 16 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 2326 µg/m³Jan 1116 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb20Moderate
Mar23Moderate
Apr26Moderate
May26Moderate
Jun23Moderate
Jul20Moderate
Aug17Moderate
Sep17Moderate
Oct19Moderate
Nov18Moderate
Dec17Moderate
Location & terrain

Where is Artashat?

Artashat sits at 40.0°N, 44.5°E, 834 m above sea level, in Armenia. The nearest listed city is Masis, 16 km away.

MasisAraratErebuniShengavitYerevanKentronMalatia-SebastiaNor Nork

Topography around Artashat

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

Within 3 km, the terrain around Artashat has only modest variations in elevation — a maximum elevation change of 47 m around an average of 831 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 805 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,314 m.

The land around Artashat is covered by cropland (51%), artificial surfaces (25%) and grassland (20%) within 3 km, grassland (39%) and cropland (38%) within 16 km, and grassland (72%) within 80 km.

3 km
47 m
16 km
805 m
80 km
4,314 m
treesgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Masis 16 km · Ararat 17 km · Erebuni 20 km · Shengavit 23 km · Yerevan 25 km · Kentron 25 km · Malatia-Sebastia 26 km · Nor Nork 27 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 Artashat (39.9548°, 44.5487°, elevation 834 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).