Pervomaysk weather in May

In May, Pervomaysk sees average daytime highs of 22°C and overnight lows near 10°C, with 54 mm of rain across 10.9 wet days and about 14.9 hours of daylight. It is the 4th-warmest and 2nd-wettest month of the year here.

Highs climb over the month, from about 20°C in the first days to 23°C by the end. The sky is clear or mostly clear about 30% of the time in May, and the air most often feels dry.

Daylight stretches from about 14 h 12 min at the start of May to 15 h 30 min by month's end. Set against the rest of the year, May is Pervomaysk's 5th-clearest and 9th-windiest month. For the whole year in context, see Pervomaysk's year-round climate.

Daytime high
22°
4th warmest
Overnight low
10°
8th coldest
Rainfall
54 mm
10.9 wet days
Daylight
15 hours
4:24 AM – 7:21 PM
Cloud cover
57%
5th clearest
Wind
11 km/h
9th windiest
Solar energy
5.65 kWh/m²
Travel score
6.5
out of 10

Pervomaysk is city in Mykolaiv Oblast, Ukraine.

Density
2,483/km²
people per km²
Founded
1676

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 20°C in the first days to 23°C by the end.

A typical May day in Pervomaysk reaches about 22°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 16°C and 27°C. Set against its neighbours, May runs about 6°C warmer than April and about 4°C cooler than June.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
1198
2198
3208
4208
5209
6209
7209
8209
9219
10219
112110
122110
132110
142110
152110
162211
172211
182211
192211
202211
212211
222212
232312
242312
252312
262312
272312
282312
292313
302313
312313

How May really feels in Pervomaysk

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.

Pervomaysk 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-0° / -5°347.15.58.60.0
Feb / -4°286.44.29.90.0
Mar / -0°378.62.911.61.2
Apr15° / 409.10.313.44.7
May22° / 10°5410.9014.96.5
Jun25° / 15°6710.6015.86.7
Jul28° / 17°549.2015.46.5
Aug27° / 16°416.8014.17.0
Sep21° / 11°487.2012.47.0
Oct14° / 396.40.110.64.5
Nov / 376.9290.9
Dec / -3°336.93.88.20.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 30% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 18% of May, with mostly cloudy or overcast conditions the remaining 51%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15149
25050
35149
45050
55050
64951
74951
84951
94852
104951
114852
124852
135050
144951
154951
164951
174951
184951
194951
204852
214852
224852
234852
244852
254753
264753
274753
284951
294951
304951
314951

Chance of precipitation in May

Any precipitation

Pervomaysk gets around 54 mm of rain over 10.9 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 34% and peaks near 38% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
128
229
329
429
530
630
731
831
932
1032
1133
1233
1333
1434
1534
1635
1735
1836
1936
2037
2137
2238
2338
2438
2538
2638
2738
2838
2938
3037
3137

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
39910
49820
59820
69730
79640
89640
99550
109460
119370
129190
1390100
1489110
1588120
1686140
1785150
1884160
1983170
2081181
2180191
2279201
2378202
2477212
2575223
2675223
2774224
2873234
2972235
3072235
3171236

Wind in May

Winds average 11 km/h in May.

Across May, 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.

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
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 14 h 12 min at the start of May to 15 h 30 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 4:47 AM to 4:09 AM, and sunset from 7:01 PM to 7:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.24:477:01
214.34:457:02
314.34:447:04
414.44:427:05
514.44:407:06
614.54:397:08
714.54:377:09
814.64:367:11
914.64:347:12
1014.74:337:13
1114.74:317:15
1214.84:307:16
1314.84:287:17
1414.94:277:19
1514.94:267:20
1615.04:247:21
1715.04:237:23
1815.04:227:24
1915.14:217:25
2015.14:197:27
2115.24:187:28
2215.24:177:29
2315.24:167:30
2415.34:157:31
2515.34:147:33
2615.34:137:34
2715.44:127:35
2815.44:117:36
2915.44:107:37
3015.54:107:38
3115.54:097:39

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.65 kWh/m².

For context, solar energy here swings from a low near 0.79 kWh/m² to a high of 6.01 kWh/m² in June across the year — May's 5.65 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.5Bright
55.5Bright
65.5Bright
75.5Bright
85.6Bright
95.6Bright
105.6Bright
115.6Bright
125.6Bright
135.7Bright
145.7Bright
155.7Bright
165.7Bright
175.7Bright
185.7Bright
195.7Bright
205.7Bright
215.7Bright
225.7Bright
235.7Bright
245.7Bright
255.7Bright
265.8Bright
275.8Bright
285.8Bright
295.8Bright
305.8Bright
315.8Bright
Planning a trip in May

Is May a good time to visit Pervomaysk?

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

6.5
Sightseeing
4th-best month of the year
4.2
Beach & pool
5th-best month of the year

May is a reasonable time to visit Pervomaysk for sightseeing.

What to pack for Pervomaysk in May

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

In May, Pervomaysk sees daytime highs around 22°C and nights near 10°C. Worth packing: rain gear and sun protection. About 11 days see rain.

rain gearsun protection

UV index in Pervomaysk 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 Pervomaysk peaks around July 16 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 21 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 16UV 8Dec 21UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr5Moderate
May5Moderate
Jun7High
Jul8Very high
Aug7High
Sep5Moderate
Oct2Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Pervomaysk?

Pervomaysk sits at 48.0°N, 30.8°E, 76 m above sea level, in Ukraine. The nearest listed city is Pivdennoukrainsk, 34 km away.

UmanBaltaPodilskBahacheveShpola

Topography around Pervomaysk

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

Within 3 km, the terrain around Pervomaysk has only modest variations in elevation — a maximum elevation change of 95 m around an average of 101 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 159 m; within 80 km, significant variations in elevation — a maximum elevation change of 313 m.

The land around Pervomaysk is covered by artificial surfaces (38%) and trees (28%) within 3 km, cropland (74%) within 16 km, and cropland (81%) within 80 km.

3 km
95 m
16 km
159 m
80 km
313 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Pivdennoukrainsk 34 km · Novoukrayinka 59 km · Voznesensk 65 km · Uman 91 km · Balta 92 km · Podilsk 104 km · Bahacheve 109 km · Shpola 115 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 Pervomaysk (48.0448°, 30.8478°, elevation 76 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).