Chania weather in September

In September, Chania sees average daytime highs of 23°C and overnight lows near 22°C, with 26 mm of rain across 3.5 wet days and about 12.2 hours of daylight. It is the 3rd-warmest and 8th-wettest month of the year here.

Highs ease over the month, from about 24°C in the first days to 22°C by the end. The sky is clear or mostly clear about 87% of the time in September, and the air most often feels humid.

Daylight stretches from about 12 h 48 min at the start of September to 11 h 42 min by month's end. Set against the rest of the year, September is Chania's 4th-clearest and 8th-windiest month. For the whole year in context, see Chania's year-round climate.

Daytime high
23°
3rd warmest
Overnight low
22°
10th coldest
Rainfall
26 mm
3.5 wet days
Daylight
12 h 12 min
6:12 AM – 6:25 PM
Cloud cover
16%
4th clearest
Wind
15 km/h
8th windiest
Solar energy
5.57 kWh/m²
Travel score
8.8
out of 10

Chania is city in Crete, Greece.

Density
4,292/km²
people per km²

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 24°C in the first days to 22°C by the end.

A typical September day in Chania reaches about 23°C in the afternoon and slips back to 22°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 26°C. Set against its neighbours, September runs about 2°C cooler than August and about 3°C warmer than October.

15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12523
22523
32423
42423
52423
62423
72422
82422
92422
102422
112422
122422
132422
142422
152322
162322
172322
182321
192321
202321
212321
222321
232321
242321
252321
262221
272221
282221
292220
302220

Chania weather by month

How September compares with the rest of the year at a glance. September is the 3rd-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan13° / 10°15714.79.93.1
Feb12° / 10°13313.210.73.1
Mar14° / 11°8610.211.74.0
Apr16° / 14°38612.95.7
May19° / 17°254.113.87.6
Jun23° / 21°51.614.49.1
Jul25° / 23°30.714.29.5
Aug25° / 24°51.113.39.3
Sep23° / 22°263.512.28.8
Oct20° / 19°798.311.17.1
Nov17° / 15°1101110.15.5
Dec14° / 12°16615.19.63.7

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 87% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 8% of September, with mostly cloudy or overcast conditions the remaining 6%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1991
2991
3991
4991
5991
6982
7982
8973
9973
10973
11973
12973
13964
14964
15964
16955
17946
18946
19946
20937
21928
22928
23928
249010
259010
269010
279010
288911
298812
308812

Chance of precipitation in September

Any precipitation

Chania gets around 26 mm of rain over 3.5 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 11% and peaks near 17% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202530
Rain chance (%)
16
26
37
47
58
68
78
89
99
109
1110
1210
1310
1411
1511
1612
1712
1812
1912
2013
2113
2214
2314
2415
2515
2616
2716
2816
2917
3017

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the humid band about 39% of days. Sticky, muggy-or-worse air turns up on roughly 34% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
111536453
221636443
321636433
421736423
531836413
631836403
731936392
841936382
942037382
1042037372
1142038362
1242138352
1342138351
1442239341
1542239331
1652239331
1752340321
1852340310
1952440310
2052441300
2152541290
2262541280
2362641270
2462741250
2572841240
2672942230
2782942210
2883042200
2993042190
3093142180

Wind in September

Winds average 15 km/h in September.

Across September, daily wind ranges from about 14 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1515light breeze
1615light breeze
1715light breeze
1815light breeze
1915light breeze
2015light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 48 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 66 minutes over September. Sunrise moves from 6:00 AM to 6:23 AM, and sunset from 6:47 PM to 6:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.86:006:47
212.76:016:46
312.76:026:44
412.76:026:43
512.66:036:41
612.66:046:40
712.66:056:38
812.56:056:37
912.56:066:35
1012.46:076:34
1112.46:086:32
1212.46:086:31
1312.36:096:29
1412.36:106:28
1512.36:116:26
1612.26:126:25
1712.26:126:23
1812.16:136:22
1912.16:146:20
2012.16:156:19
2112.06:156:17
2212.06:166:16
2312.06:176:14
2411.96:186:13
2511.96:196:11
2611.86:196:10
2711.86:206:08
2811.86:216:07
2911.76:226:05
3011.76:236:04

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.57 kWh/m².

For context, solar energy here swings from a low near 2.1 kWh/m² to a high of 7.87 kWh/m² in June across the year — September's 5.57 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.4Intense
26.3Intense
36.3Intense
46.2Intense
56.2Intense
66.1Intense
76.1Intense
86.0Intense
96.0Bright
105.9Bright
115.8Bright
125.8Bright
135.7Bright
145.7Bright
155.6Bright
165.6Bright
175.5Bright
185.5Bright
195.4Bright
205.3Bright
215.3Bright
225.2Bright
235.2Bright
245.1Bright
255.0Bright
265.0Bright
274.9Bright
284.9Bright
294.8Bright
304.8Bright
Planning a trip in September

Hazard calendar for Chania

In seasonPeak

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

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

Chania sees seasonal dust haze (April–May), heaviest in April.

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

Is September a good time to visit Chania?

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

8.8
Sightseeing
4th-best month of the year
7.0
Beach & pool
3rd-best month of the year

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

What to pack for Chania in September

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

In September, Chania sees daytime highs around 23°C and nights near 22°C. Worth packing: light clothes and sun protection. About 4 days see rain.

light clothessun protection

Sea temperature near Chania in September

The nearest coast averages about 25°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 15 km away) is warmest in August at about 26°C and coldest in February near 16°C.

It's comfortable for a long swim from May 26 to Nov 19 — about 5.9 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan16Cool
Feb16Cool
Mar16Cool
Apr17Cool
May19Cool
Jun22Refreshing
Jul25Warm
Aug26Warm
Sep25Warm
Oct23Refreshing
Nov20Refreshing
Dec18Cool

UV index in Chania in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Chania peaks around July 15 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJul 15UV 10Jan 10UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar5High
Apr8Very high
May7Very high
Jun9Very high
Jul10Very high
Aug9Very high
Sep8Very high
Oct5High
Nov3Moderate
Dec2Moderate

Air quality in Chania 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 Chania is worst in April — around 15 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (September, 7 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1015 µg/m³Sep 208 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb14Moderate
Mar15Moderate
Apr15Moderate
May11Good
Jun9Good
Jul8Good
Aug10Good
Sep7Good
Oct8Good
Nov11Good
Dec8Good
Location & terrain

Where is Chania?

Chania sits at 35.5°N, 24.0°E, 24 m above sea level, in Greece. The nearest listed city is Rethymno, 44 km away.

RethymnoHeraklionOiaFiraParosNaxosSpartaKalamata

Topography around Chania

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

Within 3 km, the terrain around Chania has only modest variations in elevation — a maximum elevation change of 215 m around an average of 31 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,795 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,432 m.

The land around Chania is covered by water (31%), artificial surfaces (30%) and trees (26%) within 3 km, water (41%) and trees (33%) within 16 km, and water (76%) within 80 km.

3 km
215 m
16 km
1,795 m
80 km
2,432 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Rethymno 44 km · Heraklion 103 km · Oia 161 km · Fira 162 km · Paros 202 km · Naxos 214 km · Sparta 225 km · Kalamata 242 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 Chania (35.5112°, 24.0292°, elevation 24 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).