Aígio weather in September

In September, Aígio sees average daytime highs of 26°C and overnight lows near 16°C, with 40 mm of rain across 6.3 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 9th-wettest month of the year here.

Highs ease over the month, from about 28°C in the first days to 24°C by the end. The sky is clear or mostly clear about 67% of the time in September, and the air most often feels comfortable.

Daylight stretches from about 12 h 54 min at the start of September to 11 h 42 min by month's end. Set against the rest of the year, September is Aígio's 4th-clearest and 10th-windiest month. For the whole year in context, see Aígio's year-round climate.

Daytime high
26°
4th warmest
Overnight low
16°
9th coldest
Rainfall
40 mm
6.3 wet days
Daylight
12 h 12 min
6:19 AM – 6:33 PM
Cloud cover
30%
4th clearest
Wind
6 km/h
10th windiest
Solar energy
5.11 kWh/m²
Travel score
7.8
out of 10

Aígio is city in Achaea, West Greece.

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 28°C in the first days to 24°C by the end.

A typical September day in Aígio reaches about 26°C in the afternoon and slips back to 16°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 30°C. Set against its neighbours, September runs about 4°C cooler than August and about 5°C warmer than October.

10°15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12818
22817
32817
42817
52717
62717
72717
82716
92716
102716
112616
122616
132616
142616
152616
162616
172615
182515
192515
202515
212515
222515
232415
242415
252414
262414
272414
282414
292414
302314

Aígio weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan10° / 10011.61.69.62.1
Feb11° / 9611.92.610.52.3
Mar13° / 9312.21.211.73.6
Apr17° / 6510.40135.4
May22° / 12°498.60147.2
Jun27° / 16°224.5014.67.8
Jul30° / 19°132.9014.46.7
Aug30° / 19°112.7013.56.5
Sep26° / 16°406.3012.37.8
Oct21° / 12°668.10117.0
Nov16° / 10210.409.94.8
Dec11° / 10713.11.69.42.6

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 67% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 17% of September, with mostly cloudy or overcast conditions the remaining 16%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1937
2928
3919
4919
5919
69010
78911
88911
98812
108812
118713
128713
138713
148614
158515
168515
178416
188416
198218
208218
218119
228119
238020
247921
257822
267822
277723
287624
297525
307525

Chance of precipitation in September

Any precipitation

Aígio gets around 40 mm of rain over 6.3 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 20% and peaks near 24% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202530
Rain chance (%)
115
215
316
417
517
618
718
819
919
1019
1120
1220
1320
1420
1520
1621
1721
1821
1922
2022
2122
2223
2323
2423
2523
2623
2723
2823
2924
3024

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the comfortable band about 44% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
1314722
2324721
3334721
4344720
5344719
6354718
7364717
8374716
9384715
10394715
11394714
12404713
13414713
14414712
15424712
16424611
17434611
18444610
19454510
20464510
2147449
2248439
2349428
2451418
2552408
2654397
2755387
2856386
2957376
3059365

Wind in September

Winds average 6 km/h in September.

Across September, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 54 min at the start of September to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 72 minutes over September. Sunrise moves from 6:05 AM to 6:31 AM, and sunset from 6:57 PM to 6:11 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.96:056:57
212.86:066:56
312.86:076:54
412.76:086:53
512.76:096:51
612.76:106:50
712.66:116:48
812.66:126:46
912.56:126:45
1012.56:136:43
1112.56:146:41
1212.46:156:40
1312.46:166:38
1412.36:176:37
1512.36:186:35
1612.26:196:33
1712.26:206:32
1812.26:206:30
1912.16:216:28
2012.16:226:27
2112.06:236:25
2212.06:246:23
2311.96:256:22
2411.96:266:20
2511.96:276:19
2611.86:286:17
2711.86:296:15
2811.76:306:14
2911.76:316:12
3011.76:316:11

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.11 kWh/m².

For context, solar energy here swings from a low near 1.84 kWh/m² to a high of 7.37 kWh/m² in June across the year — September's 5.11 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.9Bright
25.9Bright
35.8Bright
45.8Bright
55.7Bright
65.7Bright
75.6Bright
85.5Bright
95.5Bright
105.4Bright
115.4Bright
125.3Bright
135.3Bright
145.2Bright
155.2Bright
165.1Bright
175.0Bright
185.0Bright
194.9Bright
204.9Bright
214.8Bright
224.8Bright
234.7Bright
244.7Bright
254.6Bright
264.5Bright
274.5Bright
284.4Bright
294.4Bright
304.3Bright
Planning a trip in September

Hazard calendar for Aígio

In seasonPeak

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

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

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

Is September a good time to visit Aígio?

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

7.8
Sightseeing
1st-best month of the year
7.3
Beach & pool
4th-best month of the year

September is one of the better times to visit Aígio for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Aígio in September

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

In September, Aígio sees daytime highs around 26°C and nights near 16°C. Worth packing: light clothes and sun protection. About 6 days see rain.

light clothessun protection

Sea temperature near Aígio in September

The nearest coast averages about 24°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 29 km away) is warmest in August at about 26°C and coldest in February near 14°C.

It's comfortable for a long swim from Jun 3 to Nov 10 — about 5.3 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan15Cool
Feb14Bracing
Mar14Bracing
Apr15Cool
May18Cool
Jun22Refreshing
Jul25Warm
Aug26Warm
Sep24Warm
Oct22Refreshing
Nov20Cool
Dec17Cool

UV index in Aígio in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September 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 Aígio peaks around June 21 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 at about 2 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJun 21UV 9Dec 23UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5High
Apr7Very high
May7Very high
Jun10Very high
Jul9Very high
Aug9Very high
Sep7High
Oct5Moderate
Nov3Moderate
Dec2Low

Air quality in Aígio in September

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Aígio is worst in April — around 16 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (December, 9 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1616 µg/m³Dec 139 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb13Moderate
Mar15Moderate
Apr16Moderate
May15Moderate
Jun12Moderate
Jul13Moderate
Aug15Moderate
Sep10Good
Oct10Good
Nov10Good
Dec9Good
Location & terrain

Where is Aígio?

Aígio sits at 38.2°N, 22.1°E, 70 m above sea level, in Greece. The nearest listed city is Patras, 30 km away.

DelphiAgrínioLivadeiáArchaia OlympiaLamíaAmaliádaKórinthos

Topography around Aígio

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

Within 3 km, the terrain around Aígio has only modest variations in elevation — a maximum elevation change of 199 m around an average of 52 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,763 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,465 m.

The land around Aígio is covered by trees (57%) and water (21%) within 3 km, trees (42%) and water (40%) within 16 km, and trees (57%) within 80 km.

3 km
199 m
16 km
1,763 m
80 km
2,465 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Patras 30 km · Delphi 44 km · Agrínio 72 km · Livadeiá 72 km · Archaia Olympia 78 km · Lamía 79 km · Amaliáda 81 km · Kórinthos 83 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 Aígio (38.2486°, 22.0819°, elevation 70 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).