Zakynthos weather in April

In April, Zakynthos sees average daytime highs of 17°C and overnight lows near 15°C, with 41 mm of rain across 6.2 wet days and about 12.9 hours of daylight. It is the 8th-warmest and 8th-wettest month of the year here.

Highs climb over the month, from about 16°C in the first days to 18°C by the end. The sky is clear or mostly clear about 57% 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 30 min by month's end. Set against the rest of the year, April is Zakynthos's 7th-clearest and 7th-windiest month. For the whole year in context, see Zakynthos's year-round climate.

Daytime high: 17°; 8th warmest
Overnight low: 15°; 5th coldest
Rainfall: 41 mm; 6.2 wet days
Daylight: 13 hours; 6:07 AM – 7:06 PM
Cloud cover: 39%; 7th clearest
Wind: 17 km/h; 7th windiest
Solar energy: 6.01 kWh/m²
Travel score: 6.0; out of 10

Zakynthos is city on the island of Zakynthos, Ionian Islands, Greece.

Density: 251/km²; people per km²

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

← March Zakynthos year-round climate May →Best places to visit in April

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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 18°C by the end.

A typical April day in Zakynthos reaches about 17°C in the afternoon and slips back to 15°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 18°C. Set against its neighbours, April runs about 2°C warmer than March and about 3°C cooler than May.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Avg high (°C)	15	15	16	16	16	16	16	16	16	16	16	16	16	16	16	16	17	17	17	17	17	17	17	17	17	17	18	18	18	18
Avg low (°C)	13	13	13	14	14	14	14	14	14	14	14	14	14	14	14	14	15	15	15	15	15	15	15	15	15	16	16	16	16	16

	Avg high (°C)	Avg low (°C)
1	15	13
2	15	13
3	16	13
4	16	14
5	16	14
6	16	14
7	16	14
8	16	14
9	16	14
10	16	14
11	16	14
12	16	14
13	16	14
14	16	14
15	16	14
16	16	14
17	17	15
18	17	15
19	17	15
20	17	15
21	17	15
22	17	15
23	17	15
24	17	15
25	17	15
26	17	16
27	18	16
28	18	16
29	18	16
30	18	16

Zakynthos weather by month

How April compares with the rest of the year at a glance. April is the 8th-warmest and 8th-wettest month here — the current month is highlighted below.

Month	High / Low (°C)	Rainfall (mm)	Wet days	Daylight (hours)	Travel score
Jan	14° / 12°	162	13.9	9.7	3.7
Feb	14° / 12°	116	12.1	10.5	3.8
Mar	15° / 12°	82	9.9	11.7	4.6
Apr	17° / 15°	41	6.2	12.9	6.0
May	20° / 18°	18	3.7	14	7.7
Jun	23° / 22°	11	1.4	14.6	9.1
Jul	25° / 24°	6	0.5	14.3	9.5
Aug	26° / 25°	6	1	13.5	9.1
Sep	25° / 23°	66	6.6	12.3	8.1
Oct	22° / 20°	114	8.9	11	7.2
Nov	19° / 16°	181	12.6	10	5.7
Dec	15° / 13°	181	14.8	9.4	4.3

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 57% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 14% of April, with mostly cloudy or overcast conditions the remaining 29%. Skies tend to open up as the month goes on.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Clearer (%)	68	68	68	68	68	68	69	69	70	69	69	69	69	69	70	70	70	70	71	71	71	73	73	74	74	75	77	77	78	78
Cloudier (%)	32	32	32	32	32	32	31	31	30	31	31	31	31	31	30	30	30	30	29	29	29	27	27	26	26	25	23	23	22	22

	Clearer (%)	Cloudier (%)
1	68	32
2	68	32
3	68	32
4	68	32
5	68	32
6	68	32
7	69	31
8	69	31
9	70	30
10	69	31
11	69	31
12	69	31
13	69	31
14	69	31
15	70	30
16	70	30
17	70	30
18	70	30
19	71	29
20	71	29
21	71	29
22	73	27
23	73	27
24	74	26
25	74	26
26	75	25
27	77	23
28	77	23
29	78	22
30	78	22

Chance of precipitation in April

Any precipitation

Zakynthos gets around 41 mm of rain over 6.2 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 21% and peaks near 29% on the wettest days. The odds ease toward the end of the month.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Rain chance (%)	29	29	28	28	27	27	26	26	25	25	24	24	23	22	21	20	20	19	18	18	17	17	16	15	15	15	14	14	14	14

	Rain chance (%)
1	29
2	29
3	28
4	28
5	27
6	27
7	26
8	26
9	25
10	25
11	24
12	24
13	23
14	22
15	21
16	20
17	20
18	19
19	18
20	18
21	17
22	17
23	16
24	15
25	15
26	15
27	14
28	14
29	14
30	14

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 66% of days. It rarely turns muggy — the humid and sticky bands barely register.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Dry (%)	86	85	84	84	83	82	80	79	78	77	76	74	72	71	70	69	67	65	63	62	59	56	54	51	48	45	42	39	36	33
Comfortable (%)	14	15	16	16	17	18	20	21	22	23	24	26	27	28	29	30	32	33	35	36	38	40	42	44	46	47	49	50	52	53
Humid (%)	0	0	0	0	0	0	0	0	0	0	0	0	1	1	1	1	1	2	2	2	3	4	4	5	7	8	9	11	12	14

	Dry (%)	Comfortable (%)	Humid (%)
1	86	14	0
2	85	15	0
3	84	16	0
4	84	16	0
5	83	17	0
6	82	18	0
7	80	20	0
8	79	21	0
9	78	22	0
10	77	23	0
11	76	24	0
12	74	26	0
13	72	27	1
14	71	28	1
15	70	29	1
16	69	30	1
17	67	32	1
18	65	33	2
19	63	35	2
20	62	36	2
21	59	38	3
22	56	40	4
23	54	42	4
24	51	44	5
25	48	46	7
26	45	47	8
27	42	49	9
28	39	50	11
29	36	52	12
30	33	53	14

Wind in April

Winds average 17 km/h in April.

Across April, daily wind ranges from about 16 km/h on the calmest days to 18 km/h at its breeziest. It stays fairly steady from day to day.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Wind speed (km/h)	18	18	18	18	18	18	18	18	18	18	18	18	18	18	18	18	18	18	17	17	17	17	17	16	16	16	16	16	16	16
Feels	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze

	Wind speed (km/h)	Feels
1	18	light breeze
2	18	light breeze
3	18	light breeze
4	18	light breeze
5	18	light breeze
6	18	light breeze
7	18	light breeze
8	18	light breeze
9	18	light breeze
10	18	light breeze
11	18	light breeze
12	18	light breeze
13	18	light breeze
14	18	light breeze
15	18	light breeze
16	18	light breeze
17	18	light breeze
18	18	light breeze
19	17	light breeze
20	17	light breeze
21	17	light breeze
22	17	light breeze
23	17	light breeze
24	16	light breeze
25	16	light breeze
26	16	light breeze
27	16	light breeze
28	16	light breeze
29	16	light breeze
30	16	light breeze

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 24 min at the start of April to 13 h 30 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 6:30 AM to 5:49 AM, and sunset from 6:52 PM to 7:19 PM.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Daylight (h)	12.4	12.4	12.4	12.5	12.5	12.6	12.6	12.7	12.7	12.7	12.8	12.8	12.9	12.9	12.9	13.0	13.0	13.1	13.1	13.1	13.2	13.2	13.2	13.3	13.3	13.4	13.4	13.4	13.5	13.5
Sunrise (AM)	6:30	6:29	6:27	6:25	6:24	6:22	6:21	6:19	6:18	6:16	6:15	6:13	6:12	6:10	6:09	6:07	6:06	6:05	6:03	6:02	6:00	5:59	5:58	5:56	5:55	5:54	5:52	5:51	5:50	5:49
Sunset (PM)	6:52	6:53	6:54	6:55	6:56	6:57	6:58	6:58	6:59	7:00	7:01	7:02	7:03	7:04	7:05	7:06	7:07	7:08	7:09	7:10	7:11	7:11	7:12	7:13	7:14	7:15	7:16	7:17	7:18	7:19

	Daylight (h)	Sunrise (AM)	Sunset (PM)
1	12.4	6:30	6:52
2	12.4	6:29	6:53
3	12.4	6:27	6:54
4	12.5	6:25	6:55
5	12.5	6:24	6:56
6	12.6	6:22	6:57
7	12.6	6:21	6:58
8	12.7	6:19	6:58
9	12.7	6:18	6:59
10	12.7	6:16	7:00
11	12.8	6:15	7:01
12	12.8	6:13	7:02
13	12.9	6:12	7:03
14	12.9	6:10	7:04
15	12.9	6:09	7:05
16	13.0	6:07	7:06
17	13.0	6:06	7:07
18	13.1	6:05	7:08
19	13.1	6:03	7:09
20	13.1	6:02	7:10
21	13.2	6:00	7:11
22	13.2	5:59	7:11
23	13.2	5:58	7:12
24	13.3	5:56	7:13
25	13.3	5:55	7:14
26	13.4	5:54	7:15
27	13.4	5:52	7:16
28	13.4	5:51	7:17
29	13.5	5:50	7:18
30	13.5	5:49	7:19

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 6.01 kWh/m².

For context, solar energy here swings from a low near 1.98 kWh/m² to a high of 7.61 kWh/m² in June across the year — April's 6.01 kWh/m² falls in the middle.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Solar energy (kWh/m²)	5.4	5.4	5.5	5.5	5.6	5.6	5.7	5.7	5.7	5.8	5.8	5.9	5.9	6.0	6.0	6.0	6.1	6.1	6.2	6.2	6.2	6.3	6.3	6.3	6.4	6.4	6.4	6.5	6.5	6.5
Level	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense

	Solar energy (kWh/m²)	Level
1	5.4	Bright
2	5.4	Bright
3	5.5	Bright
4	5.5	Bright
5	5.6	Bright
6	5.6	Bright
7	5.7	Bright
8	5.7	Bright
9	5.7	Bright
10	5.8	Bright
11	5.8	Bright
12	5.9	Bright
13	5.9	Bright
14	6.0	Bright
15	6.0	Bright
16	6.0	Intense
17	6.1	Intense
18	6.1	Intense
19	6.2	Intense
20	6.2	Intense
21	6.2	Intense
22	6.3	Intense
23	6.3	Intense
24	6.3	Intense
25	6.4	Intense
26	6.4	Intense
27	6.4	Intense
28	6.5	Intense
29	6.5	Intense
30	6.5	Intense

Planning a trip in April

Hazard calendar for Zakynthos

In seasonPeak

None of Zakynthos's seasonal hazards are active in April. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Zakynthos's rainy season runs October–March, when most of the year's rain falls.

Rainy season

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Is April a good time to visit Zakynthos?

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

6.0

Sightseeing

7th-best month of the year

1.1

Beach & pool

8th-best month of the year

April is a reasonable time to visit Zakynthos for sightseeing.

What to pack for Zakynthos in April

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

In April, Zakynthos sees daytime highs around 17°C and nights near 15°C. Pack sun protection. Worth having: a warm layer. About 6 days see rain.

sun protectiona warm layer

Sea temperature near Zakynthos in April

The nearest coast averages about 16°C in April — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 26°C and coldest in March near 15°C.

It's comfortable for a long swim from May 27 to Nov 20 — about 5.9 months when the water holds above 20°C.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Sea temperature (°C)	16	15	15	16	19	22	25	26	25	23	20	18
Comfort	Cool	Cool	Cool	Cool	Cool	Refreshing	Warm	Warm	Warm	Refreshing	Refreshing	Cool

	Sea temperature (°C)	Comfort
Jan	16	Cool
Feb	15	Cool
Mar	15	Cool
Apr	16	Cool
May	19	Cool
Jun	22	Refreshing
Jul	25	Warm
Aug	26	Warm
Sep	25	Warm
Oct	23	Refreshing
Nov	20	Refreshing
Dec	18	Cool

UV index in Zakynthos 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 Zakynthos peaks around August 12 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
UV index (midday)	2	3	6	7	7	9	9	9	7	5	3	2
Level	Low	Moderate	High	Very high	High	Very high	Very high	Very high	High	Moderate	Moderate	Low

	UV index (midday)	Level
Jan	2	Low
Feb	3	Moderate
Mar	6	High
Apr	7	Very high
May	7	High
Jun	9	Very high
Jul	9	Very high
Aug	9	Very high
Sep	7	High
Oct	5	Moderate
Nov	3	Moderate
Dec	2	Low

Location & terrain

Where is Zakynthos?

Zakynthos sits at 37.8°N, 20.9°E, 0 m above sea level, in Greece. The nearest listed city is Amaliáda, 40 km away.

Topography around Zakynthos

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

Within 3 km, the terrain around Zakynthos has only modest variations in elevation — a maximum elevation change of 194 m around an average of 16 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 737 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,904 m.

The land around Zakynthos is covered by water (30%), trees (29%) and grassland (23%) within 3 km, water (66%) and trees (21%) within 16 km, and water (73%) within 80 km.

3 km

194 m

water 30%

16 km

737 m

water 66%

80 km

1,904 m

water 73%

treesshrubsgrasslandcroplandartificial surfaceswater

← March Zakynthos year-round climate May →Best places to visit in April

April weather nearby: Amaliáda 40 km · Pýrgos 49 km · Archaia Olympia 66 km · Patras 90 km · Agrínio 104 km · Aígio 116 km · Préveza 131 km · Trípoli 134 km

Greece travel facts

Travel advisory: Level 1; Exercise Normal Precautions
Power plugs: Type C / F; 230 V · 50 Hz
Prices: ≈ 60% of US; price level, 2025
GDP per capita: $26,948; 2025
Happiness: 5.7 / 10; World Happiness, 2025
Safe drinking water: 97%; of population, 2024
Homicide rate: 0.8; per 100k, 2023
Road deaths: 8.3; per 100k/yr, 2019
Income group: High; World Bank
English: High; EF EPI 592
Religion

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 Zakynthos (37.7802°, 20.8956°, elevation 0 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).

	Avg high (°C)	Avg low (°C)
1	15	13
2	15	13
3	16	13
4	16	14
5	16	14
6	16	14
7	16	14
8	16	14
9	16	14
10	16	14
11	16	14
12	16	14
13	16	14
14	16	14
15	16	14
16	16	14
17	17	15
18	17	15
19	17	15
20	17	15
21	17	15
22	17	15
23	17	15
24	17	15
25	17	15
26	17	16
27	18	16
28	18	16
29	18	16
30	18	16

	Clearer (%)	Cloudier (%)
1	68	32
2	68	32
3	68	32
4	68	32
5	68	32
6	68	32
7	69	31
8	69	31
9	70	30
10	69	31
11	69	31
12	69	31
13	69	31
14	69	31
15	70	30
16	70	30
17	70	30
18	70	30
19	71	29
20	71	29
21	71	29
22	73	27
23	73	27
24	74	26
25	74	26
26	75	25
27	77	23
28	77	23
29	78	22
30	78	22

	Rain chance (%)
1	29
2	29
3	28
4	28
5	27
6	27
7	26
8	26
9	25
10	25
11	24
12	24
13	23
14	22
15	21
16	20
17	20
18	19
19	18
20	18
21	17
22	17
23	16
24	15
25	15
26	15
27	14
28	14
29	14
30	14

	Dry (%)	Comfortable (%)	Humid (%)
1	86	14	0
2	85	15	0
3	84	16	0
4	84	16	0
5	83	17	0
6	82	18	0
7	80	20	0
8	79	21	0
9	78	22	0
10	77	23	0
11	76	24	0
12	74	26	0
13	72	27	1
14	71	28	1
15	70	29	1
16	69	30	1
17	67	32	1
18	65	33	2
19	63	35	2
20	62	36	2
21	59	38	3
22	56	40	4
23	54	42	4
24	51	44	5
25	48	46	7
26	45	47	8
27	42	49	9
28	39	50	11
29	36	52	12
30	33	53	14

	Avg high (°C)	Avg low (°C)
1	15	13
2	15	13
3	16	13
4	16	14
5	16	14
6	16	14
7	16	14
8	16	14
9	16	14
10	16	14
11	16	14
12	16	14
13	16	14
14	16	14
15	16	14
16	16	14
17	17	15
18	17	15
19	17	15
20	17	15
21	17	15
22	17	15
23	17	15
24	17	15
25	17	15
26	17	16
27	18	16
28	18	16
29	18	16
30	18	16

	Clearer (%)	Cloudier (%)
1	68	32
2	68	32
3	68	32
4	68	32
5	68	32
6	68	32
7	69	31
8	69	31
9	70	30
10	69	31
11	69	31
12	69	31
13	69	31
14	69	31
15	70	30
16	70	30
17	70	30
18	70	30
19	71	29
20	71	29
21	71	29
22	73	27
23	73	27
24	74	26
25	74	26
26	75	25
27	77	23
28	77	23
29	78	22
30	78	22

	Rain chance (%)
1	29
2	29
3	28
4	28
5	27
6	27
7	26
8	26
9	25
10	25
11	24
12	24
13	23
14	22
15	21
16	20
17	20
18	19
19	18
20	18
21	17
22	17
23	16
24	15
25	15
26	15
27	14
28	14
29	14
30	14

	Dry (%)	Comfortable (%)	Humid (%)
1	86	14	0
2	85	15	0
3	84	16	0
4	84	16	0
5	83	17	0
6	82	18	0
7	80	20	0
8	79	21	0
9	78	22	0
10	77	23	0
11	76	24	0
12	74	26	0
13	72	27	1
14	71	28	1
15	70	29	1
16	69	30	1
17	67	32	1
18	65	33	2
19	63	35	2
20	62	36	2
21	59	38	3
22	56	40	4
23	54	42	4
24	51	44	5
25	48	46	7
26	45	47	8
27	42	49	9
28	39	50	11
29	36	52	12
30	33	53	14

	Avg high (°C)	Avg low (°C)
1	15	13
2	15	13
3	16	13
4	16	14
5	16	14
6	16	14
7	16	14
8	16	14
9	16	14
10	16	14
11	16	14
12	16	14
13	16	14
14	16	14
15	16	14
16	16	14
17	17	15
18	17	15
19	17	15
20	17	15
21	17	15
22	17	15
23	17	15
24	17	15
25	17	15
26	17	16
27	18	16
28	18	16
29	18	16
30	18	16

	Clearer (%)	Cloudier (%)
1	68	32
2	68	32
3	68	32
4	68	32
5	68	32
6	68	32
7	69	31
8	69	31
9	70	30
10	69	31
11	69	31
12	69	31
13	69	31
14	69	31
15	70	30
16	70	30
17	70	30
18	70	30
19	71	29
20	71	29
21	71	29
22	73	27
23	73	27
24	74	26
25	74	26
26	75	25
27	77	23
28	77	23
29	78	22
30	78	22

	Rain chance (%)
1	29
2	29
3	28
4	28
5	27
6	27
7	26
8	26
9	25
10	25
11	24
12	24
13	23
14	22
15	21
16	20
17	20
18	19
19	18
20	18
21	17
22	17
23	16
24	15
25	15
26	15
27	14
28	14
29	14
30	14

	Dry (%)	Comfortable (%)	Humid (%)
1	86	14	0
2	85	15	0
3	84	16	0
4	84	16	0
5	83	17	0
6	82	18	0
7	80	20	0
8	79	21	0
9	78	22	0
10	77	23	0
11	76	24	0
12	74	26	0
13	72	27	1
14	71	28	1
15	70	29	1
16	69	30	1
17	67	32	1
18	65	33	2
19	63	35	2
20	62	36	2
21	59	38	3
22	56	40	4
23	54	42	4
24	51	44	5
25	48	46	7
26	45	47	8
27	42	49	9
28	39	50	11
29	36	52	12
30	33	53	14