Chalkidóna weather in September

In September, Chalkidóna sees average daytime highs of 28°C and overnight lows near 16°C, with 39 mm of rain across 5.3 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 31°C in the first days to 26°C by the end. The sky is clear or mostly clear about 62% of the time in September, and the air most often feels dry.

Daylight stretches from about 12 h 54 min at the start of September to 11 h 36 min by month's end. Set against the rest of the year, September is Chalkidóna's 4th-clearest and 8th-windiest month. For the whole year in context, see Chalkidóna's year-round climate.

Daytime high
28°
4th warmest
Overnight low
16°
9th coldest
Rainfall
39 mm
5.3 wet days
Daylight
12 h 18 min
6:16 AM – 6:32 PM
Cloud cover
35%
4th clearest
Wind
5 km/h
8th windiest
Solar energy
4.67 kWh/m²
Travel score
6.9
out of 10

Chalkidóna is town in Macedonia, 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 31°C in the first days to 26°C by the end.

A typical September day in Chalkidóna reaches about 28°C in the afternoon and slips back to 16°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 33°C. Set against its neighbours, September runs about 5°C cooler than August and about 6°C warmer than October.

10°20°30°40°151015202530
Avg high (°C)Avg low (°C)
13118
23118
33117
43017
53017
63017
73017
83017
92917
102916
112916
122916
132916
142816
152816
162816
172816
182815
192715
202715
212715
222715
232715
242615
252614
262614
272614
282614
292514
302514

How September really feels in Chalkidóna

Once humidity and wind are folded in, September averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

September sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Chalkidóna 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
Jan / 588.11.89.42.1
Feb12° / 5581.510.43.1
Mar16° / 659.10.711.75.0
Apr20° / 487.80.113.16.7
May26° / 14°427.1014.27.4
Jun31° / 18°265.3014.95.4
Jul34° / 20°233.8014.64.1
Aug33° / 20°183.6013.64.3
Sep28° / 16°395.3012.36.9
Oct22° / 11°667010.97.3
Nov15° / 7380.39.75.0
Dec10° / 788.61.59.12.5

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 62% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 16% of September, with mostly cloudy or overcast conditions the remaining 22%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
18713
28713
38614
48515
58416
68416
78317
88317
98317
108218
118218
128119
138020
148020
157921
167921
177822
187723
197723
207624
217624
227426
237426
247327
257228
267129
277129
287030
297030
306931

Chance of precipitation in September

Any precipitation

Chalkidóna gets around 39 mm of rain over 5.3 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 17% and peaks near 20% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202530
Rain chance (%)
113
213
314
414
514
615
715
815
916
1016
1116
1216
1317
1417
1517
1617
1718
1818
1919
2019
2119
2219
2319
2420
2520
2620
2720
2820
2920
3020

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the dry band about 45% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
13335284
23534274
33634273
43734263
53834263
63834253
73934252
84034242
94034242
104134232
114134232
124234222
134235212
144335212
154335202
164434202
174534202
184633192
194733192
204832192
214931182
225031181
235130181
245230171
255329171
265429161
275429161
285628151
295628151
305828140

Wind in September

Winds average 5 km/h in September.

Across September, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 54 min at the start of September to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 78 minutes over September. Sunrise moves from 6:01 AM to 6:30 AM, and sunset from 6:58 PM to 6:07 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.96:016:58
212.96:026:56
312.96:036:54
412.86:046:53
512.86:056:51
612.76:066:49
712.76:076:48
812.66:086:46
912.66:096:44
1012.56:106:42
1112.56:116:41
1212.56:126:39
1312.46:136:37
1412.46:146:35
1512.36:156:34
1612.36:166:32
1712.26:176:30
1812.26:186:28
1912.16:196:27
2012.16:206:25
2112.06:216:23
2212.06:226:21
2311.96:236:20
2411.96:246:18
2511.86:256:16
2611.86:266:14
2711.86:276:13
2811.76:286:11
2911.76:296:09
3011.66:306:07

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.67 kWh/m².

For context, solar energy here swings from a low near 1.61 kWh/m² to a high of 6.98 kWh/m² in July across the year — September's 4.67 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.4Bright
45.3Bright
55.3Bright
65.2Bright
75.2Bright
85.1Bright
95.0Bright
105.0Bright
114.9Bright
124.9Bright
134.8Bright
144.8Bright
154.7Bright
164.7Bright
174.6Bright
184.5Bright
194.5Bright
204.4Bright
214.4Bright
224.3Bright
234.2Bright
244.2Bright
254.1Bright
264.1Bright
274.0Bright
284.0Moderate
293.9Moderate
303.9Moderate
Planning a trip in September

Is September a good time to visit Chalkidóna?

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

6.9
Sightseeing
3rd-best month of the year
7.8
Beach & pool
1st-best month of the year

September is a reasonable time to visit Chalkidóna for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Chalkidóna in September

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

In September, Chalkidóna sees daytime highs around 28°C and nights near 16°C. Pack light clothes. Worth having: sun protection. About 5 days see rain.

light clothessun protection

Sea temperature near Chalkidóna 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 40 km away) is warmest in August at about 26°C and coldest in February near 13°C.

It's comfortable for a long swim from May 25 to Oct 27 — about 5.1 months when the water holds above 20°C.

10°15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan13Bracing
Feb13Bracing
Mar13Bracing
Apr15Bracing
May19Cool
Jun23Refreshing
Jul26Warm
Aug26Warm
Sep24Warm
Oct21Refreshing
Nov18Cool
Dec15Cool

UV index in Chalkidóna in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Chalkidóna peaks around June 23 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 1 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighHighVery highHighModerateLowJun 23UV 9Dec 21UV 1
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr7Very high
May7High
Jun9Very high
Jul9Very high
Aug9Very high
Sep6High
Oct4Moderate
Nov2Moderate
Dec1Low

Air quality in Chalkidóna 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 Chalkidóna is worst in March — around 16 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodMar 2316 µg/m³Oct 1311 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb15Moderate
Mar16Moderate
Apr16Moderate
May15Moderate
Jun14Moderate
Jul12Good
Aug13Moderate
Sep11Good
Oct11Good
Nov11Good
Dec11Good
Location & terrain

Where is Chalkidóna?

Chalkidóna sits at 40.7°N, 22.6°E, 22 m above sea level, in Greece. The nearest listed city is Giannitsá, 18 km away.

Topography around Chalkidóna

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

Within 3 km, the terrain around Chalkidóna has only modest variations in elevation — a maximum elevation change of 71 m around an average of 15 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 256 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,865 m.

The land around Chalkidóna is covered by cropland (81%) within 3 km, cropland (84%) within 16 km, and trees (41%) and cropland (26%) within 80 km.

3 km
71 m
16 km
256 m
80 km
2,865 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetland
September weather nearby: Giannitsá 18 km · Elefthério - Kordelió 26 km · Oraiókastro 27 km · Évosmos 27 km · Stavroúpoli 29 km · Thessaloniki 30 km · Neapoli 30 km · Efkarpía 30 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 Chalkidóna (40.7318°, 22.5999°, elevation 22 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).