Yalta weather in September

In September, Yalta sees average daytime highs of 21°C and overnight lows near 16°C, with 30 mm of rain across 6.2 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 11th-wettest month of the year here.

Highs ease over the month, from about 23°C in the first days to 19°C by the end. The sky is clear or mostly clear about 57% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 06 min at the start of September to 11 h 36 min by month's end. Set against the rest of the year, September is Yalta's 3rd-clearest and 8th-windiest month. For the whole year in context, see Yalta's year-round climate.

Daytime high
21°
4th warmest
Overnight low
16°
9th coldest
Rainfall
30 mm
6.2 wet days
Daylight
12 h 18 min
6:29 AM – 6:47 PM
Cloud cover
38%
3rd clearest
Wind
11 km/h
8th windiest
Solar energy
4.48 kWh/m²
Travel score
7.4
out of 10

Yalta is city in Crimea, Ukraine.

Density
272/km²
people per km²
Founded
1154

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 23°C in the first days to 19°C by the end.

A typical September day in Yalta reaches about 21°C in the afternoon and slips back to 16°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 25°C. Set against its neighbours, September runs about 5°C cooler than August and about 5°C warmer than October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12318
22318
32318
42318
52217
62217
72217
82217
92217
102217
112117
122116
132116
142116
152116
162116
172116
182116
192015
202015
212015
222015
232015
242015
251915
261914
271914
281914
291914
301914

How September really feels in Yalta

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.

Yalta weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 409.33.790.0
Feb / 337.93.410.10.0
Mar / 379.12.211.61.0
Apr12° / 307.20.413.23.3
May17° / 12°337.5014.66.1
Jun22° / 17°458.2015.37.4
Jul25° / 20°366.30158.0
Aug25° / 20°346.3013.98.0
Sep21° / 16°306.2012.37.4
Oct15° / 11°365.9010.75.3
Nov10° / 407.40.69.42.4
Dec / 428.82.68.70.5

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 57% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 20% of September, with mostly cloudy or overcast conditions the remaining 24%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
18119
28119
38119
48119
58119
68119
78119
88119
98119
108119
118020
128020
138020
148020
157921
167822
177723
187723
197525
207525
217426
227327
237228
247228
257129
267030
276931
286832
296832
306733

Chance of precipitation in September

Any precipitation

Yalta gets around 30 mm of rain over 6.2 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 20% and peaks near 23% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
121
222
322
422
522
623
723
823
923
1023
1122
1222
1322
1421
1521
1620
1719
1819
1919
2018
2118
2218
2317
2417
2517
2617
2717
2816
2916
3016

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 47% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
12935288
23135277
33335257
43535246
53635236
63836225
73936214
84036204
94136203
104236193
114336192
124435192
134535181
144635181
154734181
164833181
174932171
185032171
195131171
205230171
215330161
225429161
235628151
245628151
255827141
265827141
275927131
286027121
296027121
306326110

Wind in September

Winds average 11 km/h in September.

Across September, daily wind ranges from about 10 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
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 06 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 90 minutes over September. Sunrise moves from 6:10 AM to 6:46 AM, and sunset from 7:16 PM to 6:20 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.16:107:16
213.06:127:14
313.06:137:12
412.96:147:10
512.96:157:08
612.86:177:06
712.86:187:04
812.76:197:02
912.76:207:00
1012.66:216:58
1112.66:236:57
1212.56:246:55
1312.56:256:53
1412.46:266:51
1512.46:276:49
1612.36:296:47
1712.36:306:45
1812.26:316:43
1912.16:326:41
2012.16:336:39
2112.06:356:37
2212.06:366:35
2311.96:376:33
2411.96:386:31
2511.86:406:29
2611.86:416:27
2711.76:426:25
2811.76:436:23
2911.66:446:21
3011.66:466:20

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.48 kWh/m².

For context, solar energy here swings from a low near 1.24 kWh/m² to a high of 6.82 kWh/m² in July across the year — September's 4.48 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.1Bright
45.1Bright
55.0Bright
65.0Bright
74.9Bright
84.9Bright
94.8Bright
104.8Bright
114.7Bright
124.7Bright
134.6Bright
144.6Bright
154.5Bright
164.5Bright
174.4Bright
184.4Bright
194.3Bright
204.3Bright
214.2Bright
224.2Bright
234.1Bright
244.1Bright
254.0Bright
264.0Moderate
273.9Moderate
283.9Moderate
293.8Moderate
303.8Moderate
Planning a trip in September

Is September a good time to visit Yalta?

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

7.4
Sightseeing
3rd-best month of the year
4.4
Beach & pool
4th-best month of the year

September is one of the better times to visit Yalta for general sightseeing.

What to pack for Yalta in September

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

In September, Yalta sees daytime highs around 21°C and nights near 16°C. Little to plan around — just the basics. About 6 days see rain.

Sea temperature near Yalta in September

The nearest coast averages about 22°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 15 km away) is warmest in August at about 25°C and coldest in February near 8°C.

It's comfortable for a long swim from Jun 14 to Sep 30 — about 3.6 months when the water holds above 20°C.

10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan9Bracing
Feb8Bracing
Mar8Bracing
Apr10Bracing
May15Cool
Jun21Refreshing
Jul24Refreshing
Aug25Warm
Sep22Refreshing
Oct18Cool
Nov14Bracing
Dec11Bracing

UV index in Yalta in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Yalta peaks around July 20 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 20UV 8Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr6High
May5High
Jun7High
Jul9Very high
Aug8Very high
Sep6High
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Yalta?

Yalta sits at 44.5°N, 34.2°E, 54 m above sea level, in Ukraine. The nearest listed city is Alushta, 27 km away.

Saki

Topography around Yalta

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

Within 3 km, the terrain around Yalta has large variations in elevation — a maximum elevation change of 720 m around an average of 138 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,541 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,529 m.

The land around Yalta is covered by trees (50%), water (24%) and artificial surfaces (23%) within 3 km, trees (50%) and water (40%) within 16 km, and water (49%) and trees (21%) within 80 km.

3 km
720 m
16 km
1,541 m
80 km
1,529 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Alushta 27 km · Bakhchysaray 37 km · Balaklava 45 km · Simferopol 51 km · Sevastopol 52 km · Bilohirsk 71 km · Sudak 75 km · Saki 83 km

Ukraine travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 31% of US
price level, 2025
GDP per capita
$5,866
2025
Happiness
4.7 / 10
World Happiness, 2025
Safe drinking water
88%
of population, 2024
Homicide rate
3.8
per 100k, 2021
Road deaths
10.2
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Moderate
EF EPI 526

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 Yalta (44.5022°, 34.1662°, elevation 54 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).