Siros National (Greece) weather

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Forecast days

Today

Maximum daytime temperature: 12° Celsius; Minimum nighttime temperature: 8° Celsius;

Sunrise: 06:26

Sunset: 18:31

Cloudy.

M UV

No pollution data.

No pollen data.

Today

Maximum daytime temperature: 12 degrees Celsius; Minimum nighttime temperature: 8 degrees Celsius;
Fri 20 Mar

Maximum daytime temperature: 10° Celsius; Minimum nighttime temperature: 8° Celsius;

Sunrise: 06:24

Sunset: 18:32

Drizzle changing to cloudy by lunchtime.

M UV

No pollution data.

No pollen data.

Fri 20 Mar

Maximum daytime temperature: 10 degrees Celsius; Minimum nighttime temperature: 8 degrees Celsius;
Sat 21 Mar

Maximum daytime temperature: 11° Celsius; Minimum nighttime temperature: 10° Celsius;

Sunrise: 06:23

Sunset: 18:33

Sunny intervals changing to partly cloudy by early evening.

H UV

No pollution data.

No pollen data.

Sat 21 Mar

Maximum daytime temperature: 11 degrees Celsius; Minimum nighttime temperature: 10 degrees Celsius;
Sun 22 Mar

Maximum daytime temperature: 12° Celsius; Minimum nighttime temperature: 10° Celsius;

Sunrise: 06:21

Sunset: 18:34

Sunny intervals changing to partly cloudy by early evening.

H UV

No pollution data.

No pollen data.

Sun 22 Mar

Maximum daytime temperature: 12 degrees Celsius; Minimum nighttime temperature: 10 degrees Celsius;
Mon 23 Mar

Maximum daytime temperature: 13° Celsius; Minimum nighttime temperature: 9° Celsius;

Sunrise: 06:20

Sunset: 18:35

Sunny intervals changing to partly cloudy by early evening.

H UV

No pollution data.

No pollen data.

Mon 23 Mar

Maximum daytime temperature: 13 degrees Celsius; Minimum nighttime temperature: 9 degrees Celsius;
Tue 24 Mar

Maximum daytime temperature: 14° Celsius; Minimum nighttime temperature: 10° Celsius;

Sunrise: 06:18

Sunset: 18:35

Sunny intervals changing to partly cloudy in the afternoon.

M UV

No pollution data.

No pollen data.

Tue 24 Mar

Maximum daytime temperature: 14 degrees Celsius; Minimum nighttime temperature: 10 degrees Celsius;
Wed 25 Mar

Maximum daytime temperature: 13° Celsius; Minimum nighttime temperature: 11° Celsius;

Sunrise: 06:17

Sunset: 18:36

Sunny intervals changing to partly cloudy in the afternoon.

M UV

No pollution data.

No pollen data.

Wed 25 Mar

Maximum daytime temperature: 13 degrees Celsius; Minimum nighttime temperature: 11 degrees Celsius;

Cloudy.

Sunrise: 06:26

Sunset: 18:31

M UV

No pollution data.

No pollen data.

7 day forecast for Siros National

Today (18 March 2026)

Time	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Weather symbols
Chance of precipitation	<5%	<5%	<5%	10%	10%	10%	<5%	<5%	10%	10%	<5%	<5%	<5%	10%	10%	10%	<5%
Temperature (°C)	10°	11°	11°	12°	12°	12°	12°	12°	12°	12°	12°	11°	11°	10°	10°	10°	9°
Feels like temperature (°C)	6°	7°	7°	7°	7°	8°	8°	8°	8°	8°	8°	7°	7°	7°	6°	6°	5°
Wind direction and speed (mph)	N 24	N 25	N 25	N 25	N 25	N 25	N 24	N 24	N 23	N 23	N 22	NNE 22	NNE 23	NNE 22	NNE 22	NNE 23	NNE 24
Wind gust (mph)	32	33	33	34	34	33	32	31	30	30	29	30	30	30	31	32	34
Visibility (description)	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G
Humidity	75%	75%	75%	75%	75%	75%	75%	75%	75%	74%	74%	73%	74%	73%	74%	75%	76%
UV	1	1	2	3	3	3	3	3	1	1	1	1	-	-	-	-	-

Friday (19 March 2026)

Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Weather symbols
Chance of precipitation	10%	10%	20%	20%	20%	10%	30%	30%	40%	40%	50%	50%	40%	30%	20%	30%	30%	30%	30%	50%	50%	40%	50%	50%
Temperature (°C)	9°	9°	9°	9°	8°	8°	8°	8°	8°	8°	9°	9°	9°	9°	9°	9°	9°	9°	9°	9°	9°	9°	9°	9°
Feels like temperature (°C)	5°	5°	4°	4°	3°	3°	3°	3°	3°	3°	3°	3°	4°	4°	4°	4°	4°	4°	4°	4°	4°	4°	4°	4°
Wind direction and speed (mph)	NNE 25	NNE 26	NNE 28	NNE 29	NNE 31	NNE 32	NNE 33	NNE 34	NNE 34	NNE 34	N 34	N 34	N 35	N 35	N 34	N 34	N 34	N 33	N 32	N 32	N 31	N 30	N 30	N 30
Wind gust (mph)	35	37	39	41	44	44	45	46	46	46	46	46	46	46	46	46	45	44	43	42	41	41	41	40
Visibility (description)	G	G	G	G	G	G	G	G	M	M	M	M	M	G	G	G	G	G	G	G	G	G	G	G
Humidity	76%	77%	78%	78%	80%	81%	81%	81%	82%	81%	82%	81%	78%	78%	76%	76%	75%	76%	75%	76%	75%	75%	76%	76%
UV	-	-	-	-	-	-	1	1	1	2	3	2	3	4	3	2	1	1	1	-	-	-	-	-

Saturday (20 March 2026)

Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Weather symbols
Chance of precipitation	50%	50%	50%	40%	50%	50%	40%	40%	30%	20%	20%	10%	10%	10%	10%	10%	10%	10%	10%	<5%	<5%	<5%	<5%	<5%
Temperature (°C)	9°	9°	9°	9°	8°	9°	9°	9°	9°	10°	10°	11°	10°	11°	11°	11°	11°	11°	10°	10°	11°	10°	10°	10°
Feels like temperature (°C)	4°	4°	4°	4°	4°	4°	4°	4°	5°	5°	6°	6°	6°	6°	6°	7°	7°	6°	6°	6°	6°	6°	6°	6°
Wind direction and speed (mph)	N 30	N 29	N 30	N 30	N 30	N 30	N 30	N 30	N 30	N 30	N 30	N 30	N 30	N 30	N 29	N 28	N 28	N 28	N 28	N 27	N 26	N 26	N 25	N 25
Wind gust (mph)	40	40	40	40	40	40	40	40	40	41	41	41	40	39	39	38	38	37	37	36	35	34	33	33
Visibility (description)	G	G	M	G	M	M	M	M	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G
Humidity	77%	78%	79%	80%	81%	80%	78%	78%	77%	76%	75%	74%	73%	71%	68%	68%	69%	68%	68%	67%	67%	68%	68%	68%
UV	-	-	-	-	-	-	1	1	1	2	4	5	6	3	4	2	1	1	1	-	-	-	-	-

Sunday (21 March 2026)

Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Weather symbols
Chance of precipitation	<5%	<5%	<5%	<5%	<5%	<5%	<5%	10%	10%	10%	10%	10%	<5%	<5%	<5%	<5%	10%	<5%	10%	10%	10%	10%	10%	10%
Temperature (°C)	10°	10°	10°	10°	10°	10°	10°	10°	11°	11°	11°	11°	12°	12°	12°	12°	12°	12°	11°	11°	11°	11°	11°	11°
Feels like temperature (°C)	6°	6°	6°	6°	6°	6°	6°	6°	7°	7°	7°	7°	8°	8°	8°	8°	8°	8°	7°	7°	7°	7°	7°	7°
Wind direction and speed (mph)	N 24	N 24	N 24	N 24	N 24	N 24	N 24	N 24	N 24	N 23	N 23	N 23	N 23	N 22	N 22	N 22	N 22	N 22	N 22	N 22	N 21	N 21	N 20	N 19
Wind gust (mph)	32	32	32	32	32	31	31	31	31	31	30	30	30	30	30	30	30	29	29	28	28	27	26	26
Visibility (description)	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G
Humidity	68%	68%	69%	69%	71%	72%	73%	74%	74%	74%	74%	73%	73%	72%	72%	73%	72%	71%	73%	73%	72%	74%	73%	73%
UV	-	-	-	-	-	-	1	1	1	2	3	5	5	4	4	2	1	1	1	-	-	-	-	-

Monday (22 March 2026)

Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Weather symbols
Chance of precipitation	<5%	10%	10%	10%	10%	<5%	<5%	<5%	<5%	<5%	10%	<5%	<5%	<5%	<5%	<5%	<5%	10%	<5%	<5%	<5%	10%	10%	10%
Temperature (°C)	11°	11°	11°	10°	10°	10°	10°	11°	11°	12°	12°	12°	13°	13°	13°	13°	12°	12°	12°	11°	11°	11°	10°	10°
Feels like temperature (°C)	7°	7°	7°	7°	7°	7°	7°	7°	8°	8°	9°	9°	10°	10°	10°	10°	9°	9°	8°	8°	8°	8°	7°	7°
Wind direction and speed (mph)	N 19	N 19	N 19	N 19	N 19	N 19	N 19	N 20	N 19	N 19	N 19	N 18	N 17	N 17	N 17	N 17	N 17	N 17	N 17	N 17	N 17	N 17	N 16	N 16
Wind gust (mph)	25	25	25	25	26	26	27	27	26	26	25	25	24	24	23	24	24	23	23	23	23	22	21	22
Visibility (description)	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G
Humidity	72%	72%	72%	73%	73%	74%	73%	73%	73%	73%	73%	72%	71%	70%	70%	71%	72%	72%	72%	73%	73%	73%	72%	72%
UV	-	-	-	-	-	-	1	1	1	2	3	4	4	4	4	3	1	1	1	-	-	-	-	-

Tuesday (23 March 2026)

Time	00:00	01:00	02:00	05:00	08:00	11:00	14:00	17:00	20:00	23:00
Weather symbols
Chance of precipitation	10%	10%	20%	30%	30%	30%	30%	30%	20%	20%
Temperature (°C)	10°	10°	10°	10°	11°	13°	13°	12°	11°	10°
Feels like temperature (°C)	7°	7°	7°	7°	8°	10°	10°	9°	8°	7°
Wind direction and speed (mph)	N 16	N 16	N 15	N 17	N 17	NNE 17	N 17	N 18	N 18	N 19
Wind gust (mph)	21	21	23	23	24	23	25	26	25	27
Visibility (description)	G	G	G	G	G	G	G	G	G	G
Humidity	72%	72%	72%	75%	75%	75%	75%	75%	75%	74%
UV	-	-	-	-	1	5	3	1	-	-

Wednesday (24 March 2026)

Time	02:00	05:00	08:00	11:00	14:00	17:00	20:00	23:00
Weather symbols
Chance of precipitation	40%	30%	30%	30%	10%	10%	10%	10%
Temperature (°C)	10°	11°	11°	12°	13°	12°	12°	12°
Feels like temperature (°C)	6°	7°	8°	8°	9°	8°	8°	8°
Wind direction and speed (mph)	N 20	N 21	NNE 22	NNE 23	N 25	N 24	N 22	N 20
Wind gust (mph)	29	31	32	33	34	35	30	30
Visibility (description)	G	G	G	G	G	G	G	G
Humidity	74%	75%	75%	74%	73%	69%	72%	71%
UV	-	-	1	5	3	1	-	-

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Forecast

Forecast for 8am (UTC+2) Thursday

Updated 00:22 (UTC) on Thu 19 Mar 2026

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Siros National (Greece) weather

Find a forecast

Forecast days

Today

Today

Fri 20 Mar

Fri 20 Mar

Sat 21 Mar

Sat 21 Mar

Sun 22 Mar

Sun 22 Mar

Mon 23 Mar

Mon 23 Mar

Tue 24 Mar

Tue 24 Mar

Wed 25 Mar

Wed 25 Mar

7 day forecast for Siros National

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