Mégara weather in October

In October, Mégara sees average daytime highs of 22°C and overnight lows near 16°C, with 32 mm of rain across 4.5 wet days and about 11 hours of daylight. It is the 6th-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about 24°C in the first days to 19°C by the end. The sky is clear or mostly clear about 52% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 36 min at the start of October to 10 h 24 min by month's end. Set against the rest of the year, October is Mégara's 6th-clearest and 8th-windiest month. For the whole year in context, see Mégara's year-round climate.

Daytime high
22°
6th warmest
Overnight low
16°
8th coldest
Rainfall
32 mm
4.5 wet days
Daylight
11 hours
6:42 AM – 5:42 PM
Cloud cover
42%
6th clearest
Wind
10 km/h
8th windiest
Solar energy
3.56 kWh/m²
Travel score
7.8
out of 10

Mégara is city in western Attica, Greece.

Density
73/km²
people per km²

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

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 24°C in the first days to 19°C by the end.

A typical October day in Mégara reaches about 22°C in the afternoon and slips back to 16°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 25°C. Set against its neighbours, October runs about 5°C cooler than September and about 5°C warmer than November.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12418
22418
32418
42418
52418
62318
72318
82317
92317
102317
112317
122217
132217
142217
152217
162216
172216
182116
192116
202116
212116
222115
232015
242015
252015
262015
272015
282014
291914
301914
311914

Mégara weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan11° / 5580.59.73.0
Feb12° / 487.40.610.53.4
Mar14° / 536.90.211.74.7
Apr18° / 12°264.70136.7
May23° / 16°194.10148.2
Jun28° / 20°71.6014.68.1
Jul30° / 23°30.7014.46.9
Aug30° / 23°30.8013.57.0
Sep26° / 20°162.4012.38.4
Oct22° / 16°324.50117.8
Nov17° / 12°506.709.95.8
Dec13° / 618.50.49.43.6

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 52% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 17% of October, with mostly cloudy or overcast conditions the remaining 32%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17822
27822
37822
47624
57624
67426
77426
87327
97327
107129
117129
127030
136931
146931
156832
166832
176832
186733
196733
206634
216634
226535
236436
246436
256337
266337
276238
286139
296139
306040
316040

Chance of precipitation in October

Any precipitation

Mégara gets around 32 mm of rain over 4.5 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 15% and peaks near 16% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
111
211
311
411
512
612
712
813
913
1014
1114
1215
1315
1415
1516
1616
1716
1816
1916
2016
2116
2216
2316
2416
2516
2616
2716
2816
2916
3016
3116

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

Most of October feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, October lands in the dry band about 50% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
13635254
23735244
33735244
43835234
53836233
63936223
74036223
84036213
94136203
104236203
114236192
124336192
134436182
144535182
154635172
164834171
174933161
185133151
195232151
205431141
215531131
225630131
235829121
246028120
256227110
266327100
276426100
28662590
29662590
30682480
31682480

Wind in October

Winds average 10 km/h in October.

Across October, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 36 min at the start of October to 10 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 72 minutes over October. Sunrise moves from 6:27 AM to 6:57 AM, and sunset from 6:04 PM to 5:23 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.66:276:04
211.66:286:02
311.56:296:01
411.56:305:59
511.46:315:58
611.46:325:56
711.46:335:55
811.36:345:53
911.36:355:52
1011.26:365:50
1111.26:375:49
1211.26:385:47
1311.16:395:46
1411.16:405:44
1511.06:415:43
1611.06:425:42
1711.06:435:40
1810.96:445:39
1910.96:455:38
2010.86:465:36
2110.86:475:35
2210.86:485:34
2310.76:495:32
2410.76:505:31
2510.66:515:30
2610.66:525:29
2710.66:535:28
2810.56:545:26
2910.56:555:25
3010.56:565:24
3110.46:575:23

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 3.56 kWh/m².

For context, solar energy here swings from a low near 1.84 kWh/m² to a high of 7.4 kWh/m² in June across the year — October's 3.56 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
14.3Bright
24.3Bright
34.2Bright
44.2Bright
54.1Bright
64.1Bright
74.0Bright
84.0Moderate
93.9Moderate
103.9Moderate
113.8Moderate
123.8Moderate
133.7Moderate
143.7Moderate
153.6Moderate
163.6Moderate
173.5Moderate
183.5Moderate
193.4Moderate
203.4Moderate
213.3Moderate
223.3Moderate
233.2Moderate
243.2Moderate
253.1Moderate
263.1Moderate
273.1Moderate
283.0Moderate
293.0Moderate
302.9Moderate
312.9Moderate
Planning a trip in October

Is October a good time to visit Mégara?

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

7.8
Sightseeing
4th-best month of the year
5.1
Beach & pool
6th-best month of the year

October is one of the better times to visit Mégara for general sightseeing.

What to pack for Mégara in October

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

In October, Mégara sees daytime highs around 22°C and nights near 16°C. Little to plan around — just the basics. About 5 days see rain.

Sea temperature near Mégara in October

The nearest coast averages about 23°C in October — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 14 km away) is warmest in August at about 26°C and coldest in February near 15°C.

It's comfortable for a long swim from May 27 to Nov 17 — about 5.8 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan15Cool
Feb15Bracing
Mar15Bracing
Apr16Cool
May19Cool
Jun22Refreshing
Jul25Warm
Aug26Warm
Sep25Warm
Oct23Refreshing
Nov20Refreshing
Dec17Cool

UV index in Mégara in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Mégara peaks around June 23 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 2 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateVery highHighModerateJun 23UV 9Jan 1UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr7Very high
May7High
Jun9Very high
Jul9Very high
Aug9Very high
Sep7High
Oct5Moderate
Nov3Moderate
Dec2Low

Air quality in Mégara in October

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where October falls, not just the annual average.

Air quality in Mégara is worst in August — around 21 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (December, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateModerateGoodAug 1221 µg/m³Dec 149 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb13Moderate
Mar15Moderate
Apr15Moderate
May14Moderate
Jun12Good
Jul18Moderate
Aug21Moderate
Sep11Good
Oct10Good
Nov10Good
Dec8Good
Location & terrain

Where is Mégara?

Mégara sits at 38.0°N, 23.3°E, 35 m above sea level, in Greece. The nearest listed city is Salamína, 14 km away.

Topography around Mégara

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

Within 3 km, the terrain around Mégara has only modest variations in elevation — a maximum elevation change of 187 m around an average of 40 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,122 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,102 m.

The land around Mégara is covered by grassland (42%) and artificial surfaces (21%) within 3 km, water (38%) and trees (25%) within 16 km, and water (41%) and trees (26%) within 80 km.

3 km
187 m
16 km
1,122 m
80 km
2,102 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
October weather nearby: Salamína 14 km · Elefsína 18 km · Pérama 20 km · Asprópyrgos 23 km · Keratsíni 24 km · Korydallós 27 km · Níkaia 27 km · Piraeus 27 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
other 3%Muslim 2%

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 Mégara (37.9947°, 23.3432°, elevation 35 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).