Eisen weather in April

In April, Eisen sees average daytime highs of 19°C and overnight lows near 7°C, with 80 mm of precipitation across 7.7 wet days and about 12.9 hours of daylight. It is the 7th-warmest and 6th-wettest month of the year here.

Highs climb over the month, from about 16°C in the first days to 21°C by the end. The sky is clear or mostly clear about 37% of the time in April, and the air most often feels dry.

Daylight stretches from about 12 h 18 min at the start of April to 13 h 24 min by month's end. Set against the rest of the year, April is Eisen's 7th-clearest and 5th-windiest month. For the whole year in context, see Eisen's year-round climate.

Daytime high
19°
7th warmest
Overnight low
6th coldest
Precipitation
80 mm
7.7 wet days
Daylight
12 h 54 min
5:57 AM – 6:52 PM
Cloud cover
54%
7th clearest
Wind
11 km/h
5th windiest
Solar energy
5.45 kWh/m²
Travel score
6.3
out of 10

Eisen is human settlement in South Korea.

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 16°C in the first days to 21°C by the end.

A typical April day in Eisen reaches about 19°C in the afternoon and slips back to 7°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 24°C. Set against its neighbours, April runs about 6°C warmer than March and about 5°C cooler than May.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
1164
2164
3164
4164
5164
6175
7175
8175
9175
10175
11186
12186
13186
14186
15196
16197
17197
18197
19197
20207
21208
22208
23208
24208
25218
26219
27219
28219
29219
302110

How April really feels in Eisen

Once humidity and wind are folded in, April 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

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

Eisen weather by month

How April compares with the rest of the year at a glance. April is the 7th-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°263.81.69.80.0
Feb / -3°314.11.410.60.9
Mar12° / 647.31.611.73.5
Apr19° / 807.70.212.96.3
May24° / 12°937.7013.97.2
Jun26° / 17°1309.6014.46.4
Jul28° / 21°21514.8014.24.9
Aug29° / 22°20814.6013.44.9
Sep25° / 16°1489.7012.26.7
Oct20° / 604.9011.17.1
Nov13° / 384.70.110.14.2
Dec / -3°233.70.79.60.7

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 37% 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 48%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15347
25446
35347
45347
55446
65446
75446
85446
95446
105347
115347
125347
135347
145347
155149
165149
175149
185248
195248
205248
215149
225149
235149
245050
254951
265050
275050
285050
294951
304951

Chance of precipitation in April

Any precipitationSnow

Eisen gets around 80 mm of rain and snow over 7.7 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 25% and peaks near 27% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%151015202530
Rain chance (%)Snow chance (%)
1222
2231
3231
4231
5231
6231
7231
8231
9241
10241
11241
12251
13251
14251
15261
16260
17260
18260
19260
20270
21270
22270
23270
24270
25270
26270
27270
28270
29270
30270

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 97% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
110000
210000
310000
410000
59910
69910
79910
89910
99910
109910
119910
129910
139910
149910
159721
169721
179721
189721
199721
209721
219721
229631
239631
249631
259541
269541
279451
289361
299361
309271

Wind in April

Winds average 11 km/h in April.

Across April, 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.

051015151015202530
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

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 18 min at the start of April to 13 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 66 minutes over April. Sunrise moves from 6:19 AM to 5:39 AM, and sunset from 6:39 PM to 7:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.36:196:39
212.46:176:40
312.46:166:41
412.56:146:42
512.56:136:43
612.56:116:43
712.66:106:44
812.66:086:45
912.66:076:46
1012.76:066:47
1112.76:046:48
1212.86:036:48
1312.86:016:49
1412.86:006:50
1512.95:596:51
1612.95:576:52
1712.95:566:53
1813.05:546:54
1913.05:536:54
2013.15:526:55
2113.15:506:56
2213.15:496:57
2313.25:486:58
2413.25:476:59
2513.25:457:00
2613.35:447:00
2713.35:437:01
2813.35:427:02
2913.45:417:03
3013.45:397:04

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.45 kWh/m².

For context, solar energy here swings from a low near 2.6 kWh/m² to a high of 5.83 kWh/m² in May across the year — April's 5.45 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.2Bright
45.2Bright
55.3Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.3Bright
115.4Bright
125.4Bright
135.4Bright
145.4Bright
155.4Bright
165.5Bright
175.5Bright
185.5Bright
195.5Bright
205.5Bright
215.5Bright
225.5Bright
235.6Bright
245.6Bright
255.6Bright
265.6Bright
275.6Bright
285.6Bright
295.6Bright
305.6Bright
Planning a trip in April

Hazard calendar for Eisen

In seasonPeak

In April, Eisen sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.

Eisen sits in the Pacific typhoon belt; the season peaks July–October.

Eisen's rainy season runs June–September, when most of the year's rain falls.

Pacific typhoon
Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is April a good time to visit Eisen?

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

6.3
Sightseeing
5th-best month of the year
2.5
Beach & pool
7th-best month of the year

April is a reasonable time to visit Eisen for sightseeing.

What to pack for Eisen in April

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

In April, Eisen sees daytime highs around 19°C and nights near 7°C. Worth packing: a warm layer and sun protection. About 8 days see rain.

a warm layersun protection

Sea temperature near Eisen in April

The nearest coast averages about 14°C in April — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 60 km away) is warmest in August at about 24°C and coldest in February near 12°C.

It's comfortable for a long swim from Jun 28 to Oct 19 — about 3.7 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan13Bracing
Feb12Bracing
Mar12Bracing
Apr14Bracing
May16Cool
Jun19Cool
Jul22Refreshing
Aug24Warm
Sep23Refreshing
Oct20Refreshing
Nov17Cool
Dec15Bracing

UV index in Eisen in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April 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 Eisen peaks around August 15 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateAug 15UV 9Dec 23UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar5Moderate
Apr7High
May8Very high
Jun8Very high
Jul8Very high
Aug9Very high
Sep8Very high
Oct6High
Nov3Moderate
Dec2Moderate

Air quality in Eisen 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 Eisen is worst in March — around 66 µg/m³ PM2.5 (unhealthy), about 1.9× the cleanest month (August, 34 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyPoorPoorMar 1865 µg/m³Aug 1535 µg/m³
PM2.5 (µg/m³)Level
Jan51Poor
Feb57Unhealthy
Mar66Unhealthy
Apr60Unhealthy
May55Poor
Jun47Poor
Jul37Poor
Aug34Moderate
Sep39Poor
Oct47Poor
Nov56Unhealthy
Dec47Poor
Location & terrain

Where is Eisen?

Eisen sits at 36.0°N, 128.9°E, 85 m above sea level, in South Korea. The nearest listed city is Hayang, 12 km away.

YeonilPohangHeunghaeHwawŏn

Topography around Eisen

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

Within 3 km, the terrain around Eisen has only modest variations in elevation — a maximum elevation change of 201 m around an average of 101 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 643 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,395 m.

The land around Eisen is covered by trees (37%), artificial surfaces (26%) and cropland (25%) within 3 km, trees (63%) and cropland (20%) within 16 km, and trees (64%) within 80 km.

3 km
201 m
16 km
643 m
80 km
1,395 m
treesgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Hayang 12 km · Gyeongsan-si 24 km · Gyeongju 29 km · Daegu 32 km · Yeonil 35 km · Pohang 40 km · Heunghae 40 km · Hwawŏn 43 km

South Korea travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
220 V · 60 Hz
Prices
≈ 57% of US
price level, 2025
GDP per capita
$36,227
2025
Happiness
6.0 / 10
World Happiness, 2025
Safe drinking water
99%
of population, 2024
Homicide rate
0.5
per 100k, 2023
Road deaths
8.6
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 522
Religion
none 60%Protestant 17%Buddhist 16%Catholic 6%

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 Eisen (35.9675°, 128.9308°, elevation 85 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). 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. 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).