Chełm weather in April

In April, Chełm sees average daytime highs of 14°C and overnight lows near 4°C, with 47 mm of precipitation across 9.7 wet days and about 13.5 hours of daylight. It is the 6th-warmest and 6th-wettest month of the year here.

Highs climb over the month, from about 11°C in the first days to 17°C by the end. The sky is clear or mostly clear about 25% of the time in April, and the air most often feels dry.

Daylight stretches from about 12 h 36 min at the start of April to 14 h 24 min by month's end. Set against the rest of the year, April is Chełm's 4th-clearest and 7th-windiest month. For the whole year in context, see Chełm's year-round climate.

Daytime high
14°
6th warmest
Overnight low
6th coldest
Precipitation
47 mm
9.7 wet days
Daylight
13 h 36 min
4:39 AM – 6:13 PM
Cloud cover
63%
4th clearest
Wind
13 km/h
7th windiest
Solar energy
4.33 kWh/m²
Travel score
3.9
out of 10

Chełm is city with powiat rights in the Lublin Voivodeship in south-eastern Poland.

Air quality
Elevated
PM2.5 18.2 µg/m³ · 2019
Density
1,707/km²
people per km²
Founded
1237

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

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 11°C in the first days to 17°C by the end.

A typical April day in Chełm reaches about 14°C in the afternoon and slips back to 4°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 7°C and 20°C. Set against its neighbours, April runs about 7°C warmer than March and about 6°C cooler than May.

10°20°151015202530
Avg high (°C)Avg low (°C)
1101
2101
3112
4112
5112
6112
7122
8123
9123
10123
11123
12133
13133
14133
15134
16144
17144
18144
19144
20154
21155
22155
23165
24165
25165
26176
27176
28176
29176
30176

How April really feels in Chełm

Once humidity and wind are folded in, April averages 0 days that feel above 32°C and 13 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
13
wind chill below the day's low

The story in April is cold — wind chill drags the overnight "feels like" below the raw low.

Chełm weather by month

How April compares with the rest of the year at a glance. April is the 6th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -5°369.66.38.20.0
Feb / -4°359.66.69.60.0
Mar / -1°4310.73.911.50.7
Apr14° / 479.71.113.53.9
May19° / 7212.7015.35.7
Jun22° / 12°7812.3016.26.2
Jul24° / 14°8613.1015.96.4
Aug24° / 13°669.9014.46.9
Sep19° / 639.5012.45.9
Oct13° / 479.50.410.43.4
Nov / 389.32.78.70.6
Dec / -3°389.45.87.80.0

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 25% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 15% of April, with mostly cloudy or overcast conditions the remaining 60%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13763
23763
33763
43763
53664
63664
73664
83565
93565
103565
113466
123466
133565
143664
153664
163961
173961
184060
194258
204357
214357
224555
234555
244654
254654
264753
274654
284753
294654
304555

Chance of precipitation in April

Any precipitationSnow

Chełm gets around 47 mm of rain and snow over 9.7 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 32% and peaks near 35% on the wettest days, and about 1 day brings snow.

0%10%20%30%40%50%151015202530
Rain chance (%)Snow chance (%)
1337
2347
3347
4346
5356
6356
7356
8355
9355
10355
11345
12344
13334
14324
15314
16313
17303
18293
19293
20292
21292
22292
23302
24302
25301
26311
27321
28321
29331
30340

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
25991
26991
27991
28991
29991
30982

Wind in April

Winds average 13 km/h in April.

Across April, daily wind ranges from about 12 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
114light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 36 min at the start of April to 14 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 108 minutes over April. Sunrise moves from 5:13 AM to 4:10 AM, and sunset from 5:48 PM to 6:37 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.65:135:48
212.65:115:50
312.75:095:52
412.85:065:53
512.85:045:55
612.95:025:57
713.04:595:58
813.04:576:00
913.14:556:02
1013.24:536:03
1113.24:506:05
1213.34:486:07
1313.44:466:08
1413.44:446:10
1513.54:426:12
1613.64:396:13
1713.64:376:15
1813.74:356:17
1913.84:336:18
2013.84:316:20
2113.94:296:22
2213.94:266:23
2314.04:246:25
2414.14:226:27
2514.14:206:28
2614.24:186:30
2714.34:166:32
2814.34:146:33
2914.44:126:35
3014.44:106:37

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.33 kWh/m².

For context, solar energy here swings from a low near 0.6 kWh/m² to a high of 5.58 kWh/m² in June across the year — April's 4.33 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
13.6Moderate
23.7Moderate
33.7Moderate
43.7Moderate
53.8Moderate
63.8Moderate
73.9Moderate
83.9Moderate
94.0Moderate
104.0Bright
114.1Bright
124.1Bright
134.2Bright
144.2Bright
154.3Bright
164.3Bright
174.4Bright
184.5Bright
194.5Bright
204.6Bright
214.6Bright
224.7Bright
234.7Bright
244.8Bright
254.8Bright
264.8Bright
274.9Bright
284.9Bright
294.9Bright
305.0Bright
Planning a trip in April

Is April a good time to visit Chełm?

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

3.9
Sightseeing
6th-best month of the year
0.3
Beach & pool
6th-best month of the year

April is a weaker month for outdoor sightseeing in Chełm.

What to pack for Chełm in April

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

In April, Chełm sees daytime highs around 14°C and nights near 4°C. Worth packing: a warm layer and rain gear. About 10 days see rain.

a warm layerrain gear

UV index in Chełm in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Chełm peaks around July 18 at about 6 (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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJul 18UV 6Dec 19UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May5High
Jun6High
Jul7High
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low

Air quality in Chełm in April

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Chełm is worst in July — around 24 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (December, 11 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Chełm's WHO annual average of 18.2 µg/m³.

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodJul 1224 µg/m³Dec 1711 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb16Moderate
Mar22Moderate
Apr21Moderate
May21Moderate
Jun23Moderate
Jul24Moderate
Aug21Moderate
Sep18Moderate
Oct14Moderate
Nov13Moderate
Dec11Good
Location & terrain

Where is Chełm?

Chełm sits at 51.1°N, 23.5°E, 177 m above sea level, in Poland. The nearest listed city is Krasnystaw, 27 km away.

ŁęcznaHrubieszówZamośćŚwidnikLublinNovovolynskVolodymyr-Volynskyi

Topography around Chełm

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

Within 3 km, the terrain around Chełm has only modest variations in elevation — a maximum elevation change of 66 m around an average of 192 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 126 m; within 80 km, significant variations in elevation — a maximum elevation change of 254 m.

The land around Chełm is covered by artificial surfaces (30%), trees (28%) and grassland (27%) within 3 km, cropland (49%) and trees (28%) within 16 km, and cropland (47%) and trees (35%) within 80 km.

3 km
66 m
16 km
126 m
80 km
254 m
treesgrasslandcroplandartificial surfaceswaterwetland
April weather nearby: Krasnystaw 27 km · Łęczna 45 km · Hrubieszów 48 km · Zamość 49 km · Świdnik 55 km · Lublin 64 km · Novovolynsk 67 km · Volodymyr-Volynskyi 68 km

Poland travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / E
230 V · 50 Hz
Prices
≈ 52% of US
price level, 2025
GDP per capita
$28,420
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
89%
of population, 2024
Homicide rate
0.8
per 100k, 2023
Road deaths
9.4
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 600
Religion
Roman Catholic 71%refused to answer 21%no religion 7%

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 Chełm (51.1431°, 23.4716°, elevation 177 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).