Santander weather in April

In April, Santander sees average daytime highs of 15°C and overnight lows near 10°C, with 103 mm of rain across 14.8 wet days and about 13.2 hours of daylight. It is the 8th-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 15°C through the month. The sky is clear or mostly clear about 20% 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 48 min by month's end. Set against the rest of the year, April is Santander's 8th-clearest and 6th-windiest month. For the whole year in context, see Santander's year-round climate.

Daytime high: 15°; 8th warmest
Overnight low: 10°; 5th coldest
Rainfall: 103 mm; 14.8 wet days
Daylight: 13 h 12 min; 6:40 AM – 7:51 PM
Cloud cover: 64%; 8th clearest
Wind: 13 km/h; 6th windiest
Solar energy: 4.92 kWh/m²
Travel score: 3.9; out of 10

Santander is city in Spain.

Air quality: Good; PM10 22.5 µg/m³ · 2019

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

← March Santander 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

Day-to-day highs hold fairly steady near 15°C through the month.

A typical April day in Santander reaches about 15°C in the afternoon and slips back to 10°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 11°C and 18°C. Set against its neighbours, April runs about 1°C warmer than March and about 2°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)	14	14	14	14	14	14	14	14	14	14	14	14	14	14	15	15	15	15	15	15	15	15	15	15	15	15	15	16	16	16
Avg low (°C)	9	10	10	10	10	10	10	10	10	10	10	10	10	10	10	10	10	10	10	10	10	11	11	11	11	11	11	11	11	11

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

Santander weather by month

How April compares with the rest of the year at a glance. April is the 8th-warmest and 7th-wettest month here — the current month is highlighted below.

Month	High / Low (°C)	Rainfall (mm)	Wet days	Daylight (hours)	Travel score
Jan	12° / 8°	115	14.6	9.1	2.8
Feb	12° / 8°	103	12.9	10.2	2.9
Mar	14° / 9°	104	12.9	11.6	3.6
Apr	15° / 10°	103	14.8	13.2	3.9
May	17° / 13°	86	14.1	14.5	5.0
Jun	20° / 16°	68	10.9	15.2	6.1
Jul	22° / 18°	54	10.3	14.9	6.7
Aug	23° / 18°	60	10.3	13.8	6.9
Sep	21° / 17°	78	11.3	12.3	6.3
Oct	19° / 14°	109	13.3	10.8	5.5
Nov	15° / 11°	150	15.8	9.5	3.9
Dec	13° / 9°	114	13.9	8.8	3.2

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 20% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 19% of April, with mostly cloudy or overcast conditions the remaining 60%.

	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 (%)	41	42	42	42	42	43	43	43	43	43	43	43	43	42	42	41	40	40	40	39	39	37	37	37	35	35	35	34	34	34
Cloudier (%)	59	58	58	58	58	57	57	57	57	57	57	57	57	58	58	59	60	60	60	61	61	63	63	63	65	65	65	66	66	66

	Clearer (%)	Cloudier (%)
1	41	59
2	42	58
3	42	58
4	42	58
5	42	58
6	43	57
7	43	57
8	43	57
9	43	57
10	43	57
11	43	57
12	43	57
13	43	57
14	42	58
15	42	58
16	41	59
17	40	60
18	40	60
19	40	60
20	39	61
21	39	61
22	37	63
23	37	63
24	37	63
25	35	65
26	35	65
27	35	65
28	34	66
29	34	66
30	34	66

Chance of precipitation in April

Any precipitation

Santander gets around 103 mm of rain over 14.8 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 49% and peaks near 50% on the wettest days.

	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 (%)	47	48	48	48	48	49	49	49	50	50	50	50	50	50	50	50	49	49	49	49	49	49	49	49	49	49	49	49	50	50

	Rain chance (%)
1	47
2	48
3	48
4	48
5	48
6	49
7	49
8	49
9	50
10	50
11	50
12	50
13	50
14	50
15	50
16	50
17	49
18	49
19	49
20	49
21	49
22	49
23	49
24	49
25	49
26	49
27	49
28	49
29	50
30	50

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 98% 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 (%)	100	100	100	100	100	99	99	99	99	99	99	99	99	99	99	99	99	98	98	98	98	97	97	96	95	94	93	92	91	90
Comfortable (%)	0	0	0	0	0	1	1	1	1	1	1	1	1	1	1	1	1	2	2	2	2	3	3	4	5	6	7	8	9	10

	Dry (%)	Comfortable (%)
1	100	0
2	100	0
3	100	0
4	100	0
5	100	0
6	99	1
7	99	1
8	99	1
9	99	1
10	99	1
11	99	1
12	99	1
13	99	1
14	99	1
15	99	1
16	99	1
17	99	1
18	98	2
19	98	2
20	98	2
21	98	2
22	97	3
23	97	3
24	96	4
25	95	5
26	94	6
27	93	7
28	92	8
29	91	9
30	90	10

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

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 24 min at the start of April to 13 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 84 minutes over April. Sunrise moves from 7:07 AM to 6:17 AM, and sunset from 7:33 PM to 8:08 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	12.5	12.5	12.6	12.6	12.7	12.7	12.8	12.8	12.9	12.9	13.0	13.0	13.1	13.1	13.2	13.2	13.3	13.3	13.4	13.4	13.5	13.5	13.6	13.6	13.7	13.7	13.8	13.8	13.8
Sunrise (AM)	7:07	7:05	7:03	7:01	6:59	6:57	6:56	6:54	6:52	6:50	6:48	6:47	6:45	6:43	6:41	6:40	6:38	6:36	6:35	6:33	6:31	6:30	6:28	6:26	6:25	6:23	6:22	6:20	6:19	6:17
Sunset (PM)	7:33	7:34	7:36	7:37	7:38	7:39	7:40	7:42	7:43	7:44	7:45	7:46	7:48	7:49	7:50	7:51	7:52	7:54	7:55	7:56	7:57	7:58	8:00	8:01	8:02	8:03	8:04	8:06	8:07	8:08

	Daylight (h)	Sunrise (AM)	Sunset (PM)
1	12.4	7:07	7:33
2	12.5	7:05	7:34
3	12.5	7:03	7:36
4	12.6	7:01	7:37
5	12.6	6:59	7:38
6	12.7	6:57	7:39
7	12.7	6:56	7:40
8	12.8	6:54	7:42
9	12.8	6:52	7:43
10	12.9	6:50	7:44
11	12.9	6:48	7:45
12	13.0	6:47	7:46
13	13.0	6:45	7:48
14	13.1	6:43	7:49
15	13.1	6:41	7:50
16	13.2	6:40	7:51
17	13.2	6:38	7:52
18	13.3	6:36	7:54
19	13.3	6:35	7:55
20	13.4	6:33	7:56
21	13.4	6:31	7:57
22	13.5	6:30	7:58
23	13.5	6:28	8:00
24	13.6	6:26	8:01
25	13.6	6:25	8:02
26	13.7	6:23	8:03
27	13.7	6:22	8:04
28	13.8	6:20	8:06
29	13.8	6:19	8:07
30	13.8	6:17	8:08

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.92 kWh/m².

For context, solar energy here swings from a low near 1.43 kWh/m² to a high of 6.1 kWh/m² in June across the year — April's 4.92 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)	4.5	4.5	4.6	4.6	4.6	4.7	4.7	4.7	4.7	4.8	4.8	4.8	4.9	4.9	4.9	5.0	5.0	5.0	5.0	5.1	5.1	5.1	5.1	5.1	5.2	5.2	5.2	5.2	5.2	5.3
Level	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright

	Solar energy (kWh/m²)	Level
1	4.5	Bright
2	4.5	Bright
3	4.6	Bright
4	4.6	Bright
5	4.6	Bright
6	4.7	Bright
7	4.7	Bright
8	4.7	Bright
9	4.7	Bright
10	4.8	Bright
11	4.8	Bright
12	4.8	Bright
13	4.9	Bright
14	4.9	Bright
15	4.9	Bright
16	5.0	Bright
17	5.0	Bright
18	5.0	Bright
19	5.0	Bright
20	5.1	Bright
21	5.1	Bright
22	5.1	Bright
23	5.1	Bright
24	5.1	Bright
25	5.2	Bright
26	5.2	Bright
27	5.2	Bright
28	5.2	Bright
29	5.2	Bright
30	5.3	Bright

Planning a trip in April

Is April a good time to visit Santander?

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

3.9

Sightseeing

7th-best month of the year

0.1

Beach & pool

8th-best month of the year

April is a weaker month for outdoor sightseeing in Santander.

What to pack for Santander in April

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

In April, Santander sees daytime highs around 15°C and nights near 10°C. Pack rain gear. Worth having: a warm layer and sun protection. About 15 days see rain.

rain geara warm layersun protection

Sea temperature near Santander in April

The nearest coast averages about 13°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 19 km away) is warmest in August at about 22°C and coldest in February near 13°C.

It's comfortable for a long swim from Jul 13 to Sep 21 — about 2.3 months when the water holds above 20°C.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Sea temperature (°C)	13	13	13	13	15	18	20	22	20	18	16	14
Comfort	Bracing	Bracing	Bracing	Bracing	Cool	Cool	Refreshing	Refreshing	Refreshing	Cool	Cool	Bracing

	Sea temperature (°C)	Comfort
Jan	13	Bracing
Feb	13	Bracing
Mar	13	Bracing
Apr	13	Bracing
May	15	Cool
Jun	18	Cool
Jul	20	Refreshing
Aug	22	Refreshing
Sep	20	Refreshing
Oct	18	Cool
Nov	16	Cool
Dec	14	Bracing

UV index in Santander in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Santander peaks around July 17 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 1 (low).

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

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
UV index (midday)	1	2	5	6	6	8	8	8	5	4	2	1
Level	Low	Low	Moderate	High	High	Very high	Very high	Very high	High	Moderate	Low	Low

	UV index (midday)	Level
Jan	1	Low
Feb	2	Low
Mar	5	Moderate
Apr	6	High
May	6	High
Jun	8	Very high
Jul	8	Very high
Aug	8	Very high
Sep	5	High
Oct	4	Moderate
Nov	2	Low
Dec	1	Low

Location & terrain

Where is Santander?

Santander sits at 43.5°N, 3.8°W, 1 m above sea level, in Spain. The nearest listed city is El Astillero, 7.0 km away.

Topography around Santander

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

Within 3 km, the terrain around Santander has only modest variations in elevation — a maximum elevation change of 82 m around an average of 18 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 562 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,293 m.

The land around Santander is covered by water (38%), artificial surfaces (32%) and grassland (23%) within 3 km, water (49%) and grassland (24%) within 16 km, and water (38%), trees (32%) and grassland (25%) within 80 km.

3 km

82 m

water 38%

16 km

562 m

water 49%

80 km

2,293 m

water 38%

treesgrasslandcroplandartificial surfacesbare terrainwater

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

April weather nearby: El Astillero 7.0 km · Camargo 9.0 km · Torrelavega 24 km · Castro-Urdiales 48 km · Santurtzi 64 km · Getxo 65 km · Portugalete 65 km · Algorta 66 km

Spain travel facts

Travel advisory: Level 2; Exercise Increased Caution
Power plugs: Type C / F; 230 V · 50 Hz
Prices: ≈ 65% of US; price level, 2025
GDP per capita: $38,627; 2025
Happiness: 6.5 / 10; World Happiness, 2025
Safe drinking water: 99%; of population, 2024
Homicide rate: 0.7; per 100k, 2023
Road deaths: 3.9; per 100k/yr, 2019
Income group: High; World Bank
English: Moderate; EF EPI 540
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 Santander (43.4659°, -3.8049°, elevation 1 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	14	9
2	14	10
3	14	10
4	14	10
5	14	10
6	14	10
7	14	10
8	14	10
9	14	10
10	14	10
11	14	10
12	14	10
13	14	10
14	14	10
15	15	10
16	15	10
17	15	10
18	15	10
19	15	10
20	15	10
21	15	10
22	15	11
23	15	11
24	15	11
25	15	11
26	15	11
27	15	11
28	16	11
29	16	11
30	16	11

	Clearer (%)	Cloudier (%)
1	41	59
2	42	58
3	42	58
4	42	58
5	42	58
6	43	57
7	43	57
8	43	57
9	43	57
10	43	57
11	43	57
12	43	57
13	43	57
14	42	58
15	42	58
16	41	59
17	40	60
18	40	60
19	40	60
20	39	61
21	39	61
22	37	63
23	37	63
24	37	63
25	35	65
26	35	65
27	35	65
28	34	66
29	34	66
30	34	66

	Rain chance (%)
1	47
2	48
3	48
4	48
5	48
6	49
7	49
8	49
9	50
10	50
11	50
12	50
13	50
14	50
15	50
16	50
17	49
18	49
19	49
20	49
21	49
22	49
23	49
24	49
25	49
26	49
27	49
28	49
29	50
30	50

	Dry (%)	Comfortable (%)
1	100	0
2	100	0
3	100	0
4	100	0
5	100	0
6	99	1
7	99	1
8	99	1
9	99	1
10	99	1
11	99	1
12	99	1
13	99	1
14	99	1
15	99	1
16	99	1
17	99	1
18	98	2
19	98	2
20	98	2
21	98	2
22	97	3
23	97	3
24	96	4
25	95	5
26	94	6
27	93	7
28	92	8
29	91	9
30	90	10

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

	Clearer (%)	Cloudier (%)
1	41	59
2	42	58
3	42	58
4	42	58
5	42	58
6	43	57
7	43	57
8	43	57
9	43	57
10	43	57
11	43	57
12	43	57
13	43	57
14	42	58
15	42	58
16	41	59
17	40	60
18	40	60
19	40	60
20	39	61
21	39	61
22	37	63
23	37	63
24	37	63
25	35	65
26	35	65
27	35	65
28	34	66
29	34	66
30	34	66

	Rain chance (%)
1	47
2	48
3	48
4	48
5	48
6	49
7	49
8	49
9	50
10	50
11	50
12	50
13	50
14	50
15	50
16	50
17	49
18	49
19	49
20	49
21	49
22	49
23	49
24	49
25	49
26	49
27	49
28	49
29	50
30	50

	Dry (%)	Comfortable (%)
1	100	0
2	100	0
3	100	0
4	100	0
5	100	0
6	99	1
7	99	1
8	99	1
9	99	1
10	99	1
11	99	1
12	99	1
13	99	1
14	99	1
15	99	1
16	99	1
17	99	1
18	98	2
19	98	2
20	98	2
21	98	2
22	97	3
23	97	3
24	96	4
25	95	5
26	94	6
27	93	7
28	92	8
29	91	9
30	90	10

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

	Clearer (%)	Cloudier (%)
1	41	59
2	42	58
3	42	58
4	42	58
5	42	58
6	43	57
7	43	57
8	43	57
9	43	57
10	43	57
11	43	57
12	43	57
13	43	57
14	42	58
15	42	58
16	41	59
17	40	60
18	40	60
19	40	60
20	39	61
21	39	61
22	37	63
23	37	63
24	37	63
25	35	65
26	35	65
27	35	65
28	34	66
29	34	66
30	34	66

	Rain chance (%)
1	47
2	48
3	48
4	48
5	48
6	49
7	49
8	49
9	50
10	50
11	50
12	50
13	50
14	50
15	50
16	50
17	49
18	49
19	49
20	49
21	49
22	49
23	49
24	49
25	49
26	49
27	49
28	49
29	50
30	50

	Dry (%)	Comfortable (%)
1	100	0
2	100	0
3	100	0
4	100	0
5	100	0
6	99	1
7	99	1
8	99	1
9	99	1
10	99	1
11	99	1
12	99	1
13	99	1
14	99	1
15	99	1
16	99	1
17	99	1
18	98	2
19	98	2
20	98	2
21	98	2
22	97	3
23	97	3
24	96	4
25	95	5
26	94	6
27	93	7
28	92	8
29	91	9
30	90	10