Weather Score #

Best time to visit:Athens Thessaloniki Crete Island Piraeus Santorini island

Athens

Details

Best months

July 92%August 90%June 75%

Months to avoid

February 27%January 28%December 29%

Crete Island

Details

Best months

July 81%August 80%June 70%

Months to avoid

January 25%February 27%December 27%

Piraeus

Details

Best months

July 91%August 89%June 73%

Months to avoid

February 27%January 28%December 29%

Santorini island

Details

Best months

August 70%July 69%September 62%

Months to avoid

January 22%December 24%February 27%

Thessaloniki

Details

Best months

July 87%August 87%June 68%

Months to avoid

January 26%February 27%December 28%

Heat Seeker Score

Heat Seeker Score is a composite score designed for those who crave hot, sunny weather with minimal rainfall. It prioritizes high temperatures and abundant sunshine.

Use the detailed page for charts, component scores, and weather inputs behind every monthly ranking.

Yearly weather

Calculations are based on the last 8 years of historical weather data.

Temperatures #

Santorini island has the narrowest temperature range and remains mostly within the comfort zone throughout the year
Piraeus, Athens, and Thessaloniki experience hotter summers, with temperatures often exceeding 86°F, leading to discomfort
Thessaloniki has the coldest winter temperatures, with minimums occasionally dropping into the discomfort zone of 33.8°F to 41°F
Crete Island generally maintains milder temperatures compared to Athens or Piraeus but can experience temperatures exceeding 80F during summer.

Maximum Temperatures

Period	Athens	Thessaloniki	Crete Island	Piraeus	Santorini island
Jan	55.2°F	50.2°F	58.5°F	55.2°F	59.0°F
Feb	57.0°F	54.0°F	58.8°F	56.8°F	58.5°F
Mar	61.2°F	59.2°F	61.3°F	60.8°F	59.7°F
Apr	68.0°F	65.8°F	67.1°F	67.6°F	63.0°F
May	77.2°F	74.7°F	74.8°F	76.6°F	68.2°F
Jun	87.1°F	85.8°F	81.9°F	86.4°F	74.8°F
Jul	92.8°F	91.9°F	86.0°F	92.3°F	78.6°F
Aug	91.2°F	91.8°F	85.1°F	90.7°F	79.0°F
Sep	84.0°F	82.6°F	81.1°F	83.5°F	76.5°F
Oct	74.1°F	71.6°F	73.9°F	73.8°F	71.1°F
Nov	65.7°F	61.5°F	67.8°F	65.5°F	66.6°F
Dec	58.3°F	52.9°F	61.5°F	58.3°F	61.9°F
Average	72.7°F	71.5°F	72.3°F	68.1°F	70.2°F

Minimum Temperatures

Period	Athens	Thessaloniki	Crete Island	Piraeus	Santorini island
Jan	44.6°F	38.8°F	48.9°F	45.3°F	55.2°F
Feb	45.5°F	41.2°F	48.9°F	45.9°F	55.0°F
Mar	48.0°F	44.4°F	50.7°F	48.7°F	56.5°F
Apr	53.4°F	49.6°F	54.9°F	54.1°F	59.7°F
May	61.3°F	57.7°F	61.7°F	62.1°F	64.9°F
Jun	70.5°F	67.3°F	68.7°F	71.1°F	72.1°F
Jul	75.6°F	72.3°F	72.7°F	76.1°F	75.7°F
Aug	75.0°F	72.7°F	73.0°F	75.6°F	76.5°F
Sep	69.1°F	65.7°F	69.6°F	69.8°F	73.9°F
Oct	61.5°F	57.0°F	64.2°F	62.1°F	68.7°F
Nov	55.4°F	50.4°F	58.8°F	55.6°F	63.5°F
Dec	48.7°F	42.6°F	53.1°F	49.1°F	58.5°F
Average	59.1°F	60.4°F	59.6°F	65.0°F	55.0°F

Maximum/minimum temperature averages are computed by averaging the max/min temperature of each day for a given period.

Conditions #

Santorini and Crete Island have the most sun hours during summer months, while Thessaloniki tends to have fewer sun hours compared to the other locations. Precipitation is generally low across all locations, with slightly higher levels during the winter months.
Thessaloniki seems to have more consistent precipitation throughout the year compared to the other locations, which experience drier summers. Coastal cities such as Athens and Piraeus presents similar weather conditions.
Santorini and Crete islands are similar in sun hours and precipitation.

Sunny Weather

Period	Athens	Thessaloniki	Crete Island	Piraeus	Santorini island
Jan	5.0 hours/day	5.1 hours/day	4.4 hours/day	5.0 hours/day	3.7 hours/day
Feb	5.0 hours/day	5.0 hours/day	4.8 hours/day	5.0 hours/day	4.6 hours/day
Mar	6.7 hours/day	5.7 hours/day	6.2 hours/day	6.7 hours/day	6.4 hours/day
Apr	8.0 hours/day	7.2 hours/day	8.2 hours/day	8.1 hours/day	8.4 hours/day
May	9.8 hours/day	7.9 hours/day	10.2 hours/day	9.8 hours/day	11.2 hours/day
Jun	11.2 hours/day	10.8 hours/day	12.7 hours/day	11.2 hours/day	13.1 hours/day
Jul	13.0 hours/day	12.3 hours/day	13.5 hours/day	13.1 hours/day	13.9 hours/day
Aug	12.9 hours/day	11.6 hours/day	13.2 hours/day	13.0 hours/day	13.5 hours/day
Sep	9.8 hours/day	9.1 hours/day	10.5 hours/day	9.8 hours/day	11.2 hours/day
Oct	8.3 hours/day	7.5 hours/day	8.0 hours/day	8.3 hours/day	8.2 hours/day
Nov	5.5 hours/day	4.8 hours/day	6.0 hours/day	5.5 hours/day	5.8 hours/day
Dec	4.8 hours/day	4.9 hours/day	4.3 hours/day	4.8 hours/day	3.7 hours/day
Average	8.3 hours/day	8.5 hours/day	8.4 hours/day	8.6 hours/day	7.7 hours/day

Sun hours are computed from the number of hours of direct sunlight. The length of the day can affect these measurements; for example, northern cities have longer days in summer.

Precipitation Levels

Period	Athens	Thessaloniki	Crete Island	Piraeus	Santorini island
Jan	0.1in	0.1in	0.1in	0.1in	0.1in
Feb	0.1in	0.1in	0.1in	0.1in	0.1in
Mar	0.1in	0.1in	0.1in	0.1in	0.1in
Apr	0.1in	0.1in	0.0in	0.1in	0.0in
May	0.0in	0.1in	0.0in	0.0in	0.0in
Jun	0.0in	0.1in	0.0in	0.0in	0.0in
Jul	0.0in	0.0in	0.0in	0.0in	0.0in
Aug	0.0in	0.0in	0.0in	0.0in	0.0in
Sep	0.0in	0.0in	0.0in	0.0in	0.0in
Oct	0.0in	0.1in	0.0in	0.0in	0.0in
Nov	0.1in	0.1in	0.0in	0.1in	0.1in
Dec	0.1in	0.1in	0.1in	0.1in	0.1in
Average	0.0in	0.0in	0.0in	0.0in	0.1in

Average amount of precipitation that falls in a form of a rain, snow, sleet or hail.

Wind Speed

Period	Athens	Thessaloniki	Crete Island	Piraeus	Santorini island
Jan	12.3mph	8.7mph	13.9mph	12.4mph	24.2mph
Feb	12.1mph	8.9mph	13.3mph	12.3mph	23.4mph
Mar	12.1mph	8.8mph	13.4mph	12.2mph	22.8mph
Apr	11.5mph	9.5mph	11.5mph	11.6mph	19.7mph
May	11.1mph	9.4mph	10.9mph	11.1mph	17.6mph
Jun	11.7mph	9.8mph	11.5mph	11.6mph	17.4mph
Jul	13.4mph	11.2mph	13.3mph	13.4mph	19.9mph
Aug	14.3mph	10.3mph	13.1mph	14.4mph	18.8mph
Sep	12.3mph	9.9mph	12.2mph	12.3mph	19.3mph
Oct	10.8mph	8.0mph	10.7mph	10.8mph	18.1mph
Nov	11.8mph	7.5mph	11.8mph	11.8mph	19.4mph
Dec	10.9mph	8.4mph	12.4mph	11.1mph	21.5mph
Average	12.0mph	12.3mph	12.1mph	20.2mph	9.2mph

Humidity

Period	Athens	Thessaloniki	Crete Island	Piraeus	Santorini island
Jan	70.7%	69.1%	72.1%	70.4%	67.9%
Feb	70.1%	68.3%	72.2%	70.1%	69.0%
Mar	63.8%	67.7%	69.4%	64.0%	69.3%
Apr	58.9%	65.7%	66.5%	59.4%	71.9%
May	52.8%	63.9%	63.8%	53.7%	75.1%
Jun	47.1%	55.9%	62.4%	48.2%	75.3%
Jul	40.5%	46.8%	59.4%	41.7%	74.6%
Aug	41.7%	45.7%	61.9%	42.5%	75.7%
Sep	49.5%	51.2%	62.6%	50.0%	72.0%
Oct	58.8%	59.1%	66.1%	58.9%	69.7%
Nov	67.5%	67.6%	69.6%	67.4%	70.3%
Dec	71.4%	70.3%	72.2%	71.1%	69.1%
Average	57.7%	66.5%	58.1%	71.7%	60.9%

Daylight Hours #

Thessaloniki has the earliest sunrise in June and latest sunset, resulting in the longest days, while Crete Island has the latest sunrise and earliest sunset, leading to the shortest days overall
Santorini and Crete have similar sunrise times, but differ slightly in sunset and day length
Piraeus and Athens share identical sunrise, sunset, and day length patterns
The variation of day length between the cities peaks at over 40 minutes due to their position in Greece.

Sunrise Time

Period	Athens	Thessaloniki	Crete Island	Piraeus	Santorini island
Jan	7:38	7:49	7:27	7:39	7:28
Feb	7:15	7:22	7:07	7:15	7:06
Mar	6:40	6:44	6:35	6:40	6:33
Apr	6:50	6:50	6:48	6:50	6:44
May	6:15	6:12	6:17	6:16	6:12
Jun	6:03	5:58	6:06	6:04	6:01
Jul	6:16	6:11	6:18	6:16	6:13
Aug	6:41	6:40	6:41	6:41	6:37
Sep	7:07	7:10	7:04	7:08	7:01
Oct	7:29	7:35	7:22	7:29	7:21
Nov	7:06	7:16	6:56	7:07	6:56
Dec	7:34	7:44	7:22	7:34	7:23
Average	6:54	6:48	6:54	6:48	7:00

Sunrise times are output in the local timezone of each place.

Sunset Time

Period	Athens	Thessaloniki	Crete Island	Piraeus	Santorini island
Jan	17:31	17:28	17:33	17:31	17:28
Feb	18:04	18:03	18:02	18:04	17:59
Mar	18:38	18:41	18:34	18:38	18:32
Apr	20:01	20:08	19:53	20:02	19:53
May	20:29	20:38	20:17	20:29	20:18
Jun	20:49	21:00	20:35	20:49	20:37
Jul	20:46	20:56	20:34	20:46	20:34
Aug	20:16	20:24	20:07	20:17	20:07
Sep	19:32	19:37	19:27	19:33	19:25
Oct	18:41	18:41	18:39	18:41	18:35
Nov	17:14	17:11	17:16	17:15	17:11
Dec	17:08	17:04	17:11	17:09	17:06
Average	19:06	19:00	19:06	19:00	19:12

Sunset times are output in the local timezone of each place.

Useful Day Length

Period	Athens	Thessaloniki	Crete Island	Piraeus	Santorini island
Jan	9:53 hours	9:39 hours	10:06 hours	9:52 hours	10:00 hours
Feb	10:49 hours	10:41 hours	10:56 hours	10:49 hours	10:53 hours
Mar	11:38 hours	11:41 hours	11:34 hours	11:38 hours	11:32 hours
Apr	13:01 hours	13:08 hours	12:53 hours	13:02 hours	12:53 hours
May	13:29 hours	13:38 hours	13:17 hours	13:29 hours	13:18 hours
Jun	13:49 hours	14:00 hours	13:35 hours	13:49 hours	13:37 hours
Jul	13:46 hours	13:56 hours	13:34 hours	13:46 hours	13:34 hours
Aug	13:16 hours	13:24 hours	13:07 hours	13:17 hours	13:07 hours
Sep	12:25 hours	12:27 hours	12:23 hours	12:25 hours	12:24 hours
Oct	11:11 hours	11:07 hours	11:17 hours	11:12 hours	11:14 hours
Nov	10:08 hours	9:56 hours	10:16 hours	10:08 hours	10:11 hours
Dec	9:35 hours	9:19 hours	9:50 hours	9:35 hours	9:43 hours
Average	11:54 hours	11:54 hours	11:54 hours	11:54 hours	11:54 hours

Discards daylight hours before 7 AM. In places that are located to the west of the timezone, the sun rises and sets later compared to the cities that are located to the east. This means that the useful day length is longer in the cities located to the west of the time zone.

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Athens16:36

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Thessaloniki16:36

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Crete Island16:36

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Piraeus16:36

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Santorini island16:36

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