Kaynaşlı weather in April

In April, Kaynaşlı sees average daytime highs of 14°C and overnight lows near 4°C, with 104 mm of precipitation across 14 wet days and about 13.1 hours of daylight. It is the 7th-warmest and 4th-wettest month of the year here.

Highs climb over the month, from about 13°C in the first days to 16°C by the end. The sky is clear or mostly clear about 26% of the time in April, and the air most often feels dry.

Daylight stretches from about 12 h 24 min at the start of April to 13 h 42 min by month's end. Set against the rest of the year, April is Kaynaşlı's 8th-clearest and 6th-windiest month. For the whole year in context, see Kaynaşlı's year-round climate.

Daytime high
14°
7th warmest
Overnight low
6th coldest
Precipitation
104 mm
14 wet days
Daylight
13 h 06 min
5:22 AM – 6:27 PM
Cloud cover
62%
8th clearest
Wind
6 km/h
6th windiest
Solar energy
5.17 kWh/m²
Travel score
3.8
out of 10

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 13°C in the first days to 16°C by the end.

A typical April day in Kaynaşlı 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 8°C and 21°C. Set against its neighbours, April runs about 5°C warmer than March and about 4°C cooler than May.

10°20°151015202530
Avg high (°C)Avg low (°C)
1122
2122
3132
4133
5133
6133
7133
8133
9143
10143
11144
12144
13144
14144
15144
16144
17154
18154
19154
20155
21155
22155
23155
24155
25155
26165
27166
28166
29166
30166

How April really feels in Kaynaşlı

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.

Kaynaşlı weather by month

How April compares with the rest of the year at a glance. April is the 7th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -3°10014.410.69.40.0
Feb / -2°9614.29.110.40.4
Mar10° / 113157.611.71.9
Apr14° / 104141.813.13.8
May19° / 11314.8014.25.4
Jun22° / 12°10013.2014.96.4
Jul24° / 14°508.5014.67.6
Aug25° / 15°548.1013.67.6
Sep22° / 11°738.9012.37.1
Oct18° / 9811.50.410.95.5
Nov12° / 8210.53.29.73.1
Dec / -1°10513.97.99.10.6

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 26% 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 59%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13961
23961
33961
44060
54060
64060
74159
84159
94159
104060
114060
124060
134060
144060
154060
164060
174060
184060
194159
204159
214258
224159
234258
244258
254357
264456
274456
284555
294555
304654

Chance of precipitation in April

Any precipitationSnow

Kaynaşlı gets around 104 mm of rain and snow over 14 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 46% and peaks near 49% on the wettest days, and about 2 days bring snow. The odds ease toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)Snow chance (%)
14912
24912
34912
44911
54911
64910
74910
8489
9489
10488
11488
12488
13487
14487
15487
16486
17476
18475
19465
20464
21454
22454
23453
24443
25443
26432
27422
28421
29421
30411

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
29982
30982

Wind in April

Winds average 6 km/h in April.

Across April, daily wind ranges from about 5 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 24 min at the start of April to 13 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 78 minutes over April. Sunrise moves from 5:47 AM to 5:02 AM, and sunset from 6:12 PM to 6:42 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:476:12
212.55:466:13
312.55:446:14
412.55:426:15
512.65:406:16
612.65:396:17
712.75:376:18
812.75:356:19
912.85:346:20
1012.85:326:21
1112.95:306:22
1212.95:296:23
1313.05:276:24
1413.05:266:25
1513.05:246:26
1613.15:226:27
1713.15:216:29
1813.25:196:30
1913.25:186:31
2013.35:166:32
2113.35:156:33
2213.35:136:34
2313.45:126:35
2413.45:106:36
2513.55:096:37
2613.55:076:38
2713.65:066:39
2813.65:046:40
2913.65:036:41
3013.75:026:42

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.17 kWh/m².

For context, solar energy here swings from a low near 1.69 kWh/m² to a high of 6.85 kWh/m² in July across the year — April's 5.17 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
14.6Bright
24.7Bright
34.7Bright
44.8Bright
54.8Bright
64.8Bright
74.9Bright
84.9Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
135.1Bright
145.1Bright
155.1Bright
165.2Bright
175.2Bright
185.2Bright
195.3Bright
205.3Bright
215.3Bright
225.4Bright
235.4Bright
245.4Bright
255.5Bright
265.5Bright
275.5Bright
285.6Bright
295.6Bright
305.7Bright
Planning a trip in April

Is April a good time to visit Kaynaşlı?

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

3.8
Sightseeing
7th-best month of the year
0.2
Beach & pool
7th-best month of the year

April is a weaker month for outdoor sightseeing in Kaynaşlı.

What to pack for Kaynaşlı in April

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

In April, Kaynaşlı sees daytime highs around 14°C and nights near 4°C. Pack rain gear. Worth having: a warm layer and sun protection. About 14 days see rain.

rain geara warm layersun protection

Sea temperature near Kaynaşlı in April

The nearest coast averages about 11°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 40 km away) is warmest in August at about 25°C and coldest in February near 7°C.

It's comfortable for a long swim from Jun 11 to Oct 12 — about 4.1 months when the water holds above 20°C.

10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan9Bracing
Feb7Bracing
Mar8Bracing
Apr11Bracing
May16Cool
Jun21Refreshing
Jul24Refreshing
Aug25Warm
Sep23Refreshing
Oct20Cool
Nov15Cool
Dec12Bracing

UV index in Kaynaşlı 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 Kaynaşlı peaks around August 10 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateLowAug 10UV 9Dec 18UV 2
UV index (midday)Level
Jan2Low
Feb2Moderate
Mar3Moderate
Apr7High
May7Very high
Jun9Very high
Jul9Very high
Aug9Very high
Sep6High
Oct4Moderate
Nov2Moderate
Dec2Low

Air quality in Kaynaşlı 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 Kaynaşlı is worst in May — around 17 µg/m³ PM2.5 (moderate), about 1.7× the cleanest month (December, 10 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodMay 916 µg/m³Dec 2310 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb11Good
Mar16Moderate
Apr16Moderate
May17Moderate
Jun13Moderate
Jul11Good
Aug10Good
Sep10Good
Oct11Good
Nov11Good
Dec10Good
Location & terrain

Where is Kaynaşlı?

Kaynaşlı sits at 40.8°N, 31.3°E, 362 m above sea level, in Turkey. The nearest listed city is Düzce, 15 km away.

Topography around Kaynaşlı

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

Within 3 km, the terrain around Kaynaşlı has significant variations in elevation — a maximum elevation change of 582 m around an average of 474 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,578 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,359 m.

The land around Kaynaşlı is covered by trees (79%) within 3 km, trees (88%) within 16 km, and trees (63%) within 80 km.

3 km
582 m
16 km
1,578 m
80 km
2,359 m
treesgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Düzce 15 km · Bolu 24 km · Akçakoca 39 km · Alaplı 46 km · Hendek 48 km · Kocaali 51 km · Karasu Mahallesi 56 km · Ereğli 58 km

Turkey travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 41% of US
price level, 2025
GDP per capita
$18,599
2025
Happiness
5.3 / 10
World Happiness, 2025
Homicide rate
3.2
per 100k, 2023
Road deaths
6.7
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 488
Religion
Muslim 100%other 0%

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 Kaynaşlı (40.7692°, 31.3221°, elevation 362 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. 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).