Kostyantynivka weather in May

In May, Kostyantynivka sees average daytime highs of 21°C and overnight lows near 10°C, with 52 mm of rain across 9.9 wet days and about 15 hours of daylight. It is the 4th-warmest and 2nd-wettest month of the year here.

Highs climb over the month, from about 19°C in the first days to 23°C by the end. The sky is clear or mostly clear about 32% of the time in May, and the air most often feels dry.

Daylight stretches from about 14 h 18 min at the start of May to 15 h 36 min by month's end. Set against the rest of the year, May is Kostyantynivka's 5th-clearest and 9th-windiest month. For the whole year in context, see Kostyantynivka's year-round climate.

Daytime high
21°
4th warmest
Overnight low
10°
9th coldest
Rainfall
52 mm
9.9 wet days
Daylight
15 hours
3:55 AM – 6:56 PM
Cloud cover
57%
5th clearest
Wind
11 km/h
9th windiest
Solar energy
5.56 kWh/m²
Travel score
6.6
out of 10

Kostyantynivka is city in Kramatorsk raion, Donetsk oblast, Ukraine.

Density
1,020/km²
people per km²
Founded
1870

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 19°C in the first days to 23°C by the end.

A typical May day in Kostyantynivka reaches about 21°C in the afternoon and slips back to 10°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 27°C. Set against its neighbours, May runs about 7°C warmer than April and about 4°C cooler than June.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
1198
2198
3198
4198
5198
6209
7209
8209
9209
10209
112010
122110
132110
142110
152110
162110
172111
182211
192211
202211
212211
222211
232212
242212
252312
262312
272312
282312
292313
302313
312313

How May really feels in Kostyantynivka

Once humidity and wind are folded in, May 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

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

Kostyantynivka weather by month

How May compares with the rest of the year at a glance. May is the 4th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-1° / -7°419.47.58.60.0
Feb-0° / -6°357.66.49.90.0
Mar / -2°409.64.511.60.6
Apr15° / 46100.513.44.3
May21° / 10°529.90156.6
Jun25° / 15°5910.6015.86.7
Jul28° / 17°488.6015.56.6
Aug27° / 15°366.2014.17.1
Sep21° / 10°447.2012.47.0
Oct13° / 417.30.510.64.0
Nov / -1°377.42.490.4
Dec-0° / -5°428.75.68.20.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 32% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 19% of May, with mostly cloudy or overcast conditions the remaining 50%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14951
24951
34852
44852
54951
64852
74852
84852
94852
104951
114852
124951
134951
144951
155050
165050
175248
185248
195248
205347
215248
225248
235248
245149
255149
265149
275149
285149
295248
305149
315248

Chance of precipitation in May

Any precipitation

Kostyantynivka gets around 52 mm of rain over 9.9 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 31% and peaks near 34% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
128
228
328
428
528
629
729
829
930
1030
1131
1231
1332
1432
1532
1632
1732
1832
1933
2033
2133
2233
2334
2434
2534
2634
2734
2833
2933
3033
3133

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the dry band about 86% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
19910
29910
39820
49820
59730
69730
79640
89550
99460
109370
119280
129190
1390100
1489110
1588120
1687130
1786140
1884151
1983161
2082171
2181181
2279192
2378202
2477212
2576213
2675223
2775223
2874224
2973234
3073234
3172244

Wind in May

Winds average 11 km/h in May.

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

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 14 h 18 min at the start of May to 15 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 78 minutes over May. Sunrise moves from 4:18 AM to 3:40 AM, and sunset from 6:34 PM to 7:14 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.34:186:34
214.34:176:36
314.44:156:37
414.44:136:39
514.54:126:40
614.54:106:42
714.64:086:43
814.64:076:45
914.74:056:46
1014.74:046:47
1114.84:026:49
1214.84:016:50
1314.93:596:52
1414.93:586:53
1515.03:576:54
1615.03:556:56
1715.13:546:57
1815.13:536:58
1915.13:517:00
2015.23:507:01
2115.23:497:02
2215.33:487:03
2315.33:477:05
2415.33:467:06
2515.43:457:07
2615.43:447:08
2715.43:437:09
2815.53:427:10
2915.53:417:12
3015.53:407:13
3115.63:407:14

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.56 kWh/m².

For context, solar energy here swings from a low near 0.74 kWh/m² to a high of 6.07 kWh/m² in June across the year — May's 5.56 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.3Bright
45.3Bright
55.3Bright
65.3Bright
75.4Bright
85.4Bright
95.4Bright
105.4Bright
115.5Bright
125.5Bright
135.5Bright
145.5Bright
155.6Bright
165.6Bright
175.6Bright
185.6Bright
195.7Bright
205.7Bright
215.7Bright
225.7Bright
235.7Bright
245.7Bright
255.8Bright
265.8Bright
275.8Bright
285.8Bright
295.8Bright
305.9Bright
315.9Bright
Planning a trip in May

Is May a good time to visit Kostyantynivka?

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

6.6
Sightseeing
4th-best month of the year
4.1
Beach & pool
5th-best month of the year

May is a reasonable time to visit Kostyantynivka for sightseeing.

What to pack for Kostyantynivka in May

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

In May, Kostyantynivka sees daytime highs around 21°C and nights near 10°C. Worth packing: rain gear and sun protection. About 10 days see rain.

rain gearsun protection

UV index in Kostyantynivka in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May 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 Kostyantynivka peaks around June 22 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 19 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateVery highHighModerateLowJun 22UV 8Dec 19UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr5Moderate
May5Moderate
Jun8Very high
Jul7Very high
Aug6High
Sep5High
Oct3Moderate
Nov1Low
Dec1Low

Air quality in Kostyantynivka in May

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Kostyantynivka is worst in March — around 17 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (December, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodModerateGoodMar 1716 µg/m³Dec 178 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb11Good
Mar17Moderate
Apr11Good
May10Good
Jun11Good
Jul16Moderate
Aug14Moderate
Sep10Good
Oct9Good
Nov9Good
Dec8Good
Location & terrain

Where is Kostyantynivka?

Kostyantynivka sits at 48.5°N, 37.7°E, 86 m above sea level, in Ukraine. The nearest listed city is Druzhkivka, 17 km away.

Topography around Kostyantynivka

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

Within 3 km, the terrain around Kostyantynivka has only modest variations in elevation — a maximum elevation change of 119 m around an average of 118 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 192 m; within 80 km, significant variations in elevation — a maximum elevation change of 323 m.

The land around Kostyantynivka is covered by trees (47%) and artificial surfaces (29%) within 3 km, cropland (58%) within 16 km, and cropland (56%) and trees (21%) within 80 km.

3 km
119 m
16 km
192 m
80 km
323 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Druzhkivka 17 km · Toretsk 18 km · Bakhmut 23 km · Sonyachnyi 23 km · Sotsmisto 25 km · Kramatorsk 25 km · Mykytivskyi 32 km · Horlivka 34 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 Kostyantynivka (48.5273°, 37.7059°, elevation 86 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).