Kilkís weather in September

In September, Kilkís sees average daytime highs of 28°C and overnight lows near 16°C, with 33 mm of rain across 4.8 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 64% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 hours at the start of September to 11 h 36 min by month's end. Set against the rest of the year, September is Kilkís's 4th-clearest and 9th-windiest month. For the whole year in context, see Kilkís's year-round climate.

Daytime high
28°
4th warmest
Overnight low
16°
9th coldest
Rainfall
33 mm
4.8 wet days
Daylight
12 h 18 min
6:15 AM – 6:31 PM
Cloud cover
34%
4th clearest
Wind
6 km/h
9th windiest
Solar energy
4.64 kWh/m²
Travel score
6.9
out of 10

Kilkís is city and district capital in 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 Kilkís 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 7°C warmer than October.

10°20°30°40°151015202530
Avg high (°C)Avg low (°C)
13119
23118
33118
43118
53018
63018
73018
83017
92917
102917
112917
122917
132917
142917
152816
162816
172816
182816
192816
202716
212716
222715
232715
242615
252615
262615
272615
282615
292514
302514

How September really feels in Kilkís

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.

Kilkís 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 / 577.91.89.41.8
Feb11° / 517.61.410.42.9
Mar15° / 618.80.811.74.9
Apr20° / 467.5013.16.7
May25° / 14°427014.37.4
Jun31° / 19°264.9014.95.4
Jul34° / 21°213.2014.64.1
Aug34° / 21°193.2013.64.1
Sep28° / 16°334.8012.36.9
Oct22° / 12°606.5010.97.3
Nov15° / 687.90.39.74.8
Dec10° / 768.61.29.12.2

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 64% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 15% 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 (%)
18812
28614
38515
48515
58317
68317
78218
88218
98218
108119
118119
128020
138020
147921
157921
167921
177822
187822
197723
207624
217624
227525
237426
247426
257426
267228
277228
287129
297129
306931

Chance of precipitation in September

Any precipitation

Kilkís gets around 33 mm of rain over 4.8 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 15% and peaks near 19% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202530
Rain chance (%)
112
212
312
413
513
613
713
813
913
1013
1113
1213
1314
1414
1514
1615
1715
1816
1917
2017
2118
2218
2318
2418
2518
2618
2719
2819
2919
3019

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 47% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
13436282
23635272
33735272
43834262
53934252
64034252
74134241
84234231
94234221
104334221
114334211
124435201
134435201
144535191
154535191
164634191
174734181
184733181
194832181
204932181
215131171
225230171
235230171
245429161
255429161
265628151
275728141
285828140
295928130
305928130

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 13 hours 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 84 minutes over September. Sunrise moves from 5:59 AM to 6:29 AM, and sunset from 6:57 PM to 6:06 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.05:596:57
212.96:006:55
312.96:016:54
412.86:036:52
512.86:046:50
612.76:056:48
712.76:066:47
812.66:076:45
912.66:086:43
1012.56:096:41
1112.56:106:40
1212.56:116:38
1312.46:126:36
1412.46:136:34
1512.36:146:33
1612.36:156:31
1712.26:166:29
1812.26:176:27
1912.16:186:26
2012.16:196:24
2112.06:206:22
2212.06:216:20
2311.96:226:18
2411.96:236:17
2511.86:246:15
2611.86:256:13
2711.86:266:11
2811.76:276:10
2911.76:286:08
3011.66:296:06

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.64 kWh/m².

For context, solar energy here swings from a low near 1.62 kWh/m² to a high of 6.89 kWh/m² in July across the year — September's 4.64 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.5Bright
25.4Bright
35.3Bright
45.3Bright
55.2Bright
65.2Bright
75.1Bright
85.1Bright
95.0Bright
105.0Bright
114.9Bright
124.8Bright
134.8Bright
144.7Bright
154.7Bright
164.6Bright
174.6Bright
184.5Bright
194.5Bright
204.4Bright
214.3Bright
224.3Bright
234.2Bright
244.2Bright
254.1Bright
264.1Bright
274.0Bright
284.0Moderate
293.9Moderate
303.8Moderate
Planning a trip in September

Is September a good time to visit Kilkís?

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
7.9
Beach & pool
1st-best month of the year

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

What to pack for Kilkís in September

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

In September, Kilkís 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 Kilkís 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 69 km away) is warmest in August at about 27°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
Jan14Bracing
Feb13Bracing
Mar13Bracing
Apr15Bracing
May19Cool
Jun23Refreshing
Jul26Warm
Aug27Warm
Sep25Warm
Oct21Refreshing
Nov18Cool
Dec15Cool

UV index in Kilkís 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 Kilkís peaks around June 22 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 22UV 9Dec 21UV 1
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr7Very high
May6High
Jun9Very high
Jul9Very high
Aug9Very high
Sep6High
Oct4Moderate
Nov2Moderate
Dec1Low
Location & terrain

Where is Kilkís?

Kilkís sits at 41.0°N, 22.9°E, 277 m above sea level, in Greece. The nearest listed city is Oraiókastro, 29 km away.

Topography around Kilkís

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

Within 3 km, the terrain around Kilkís has only modest variations in elevation — a maximum elevation change of 183 m around an average of 251 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 609 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,190 m.

The land around Kilkís is covered by cropland (52%) within 3 km, cropland (59%) and grassland (21%) within 16 km, and trees (45%) and cropland (29%) within 80 km.

3 km
183 m
16 km
609 m
80 km
2,190 m
treesshrubsgrasslandcroplandartificial surfaceswater
September weather nearby: Oraiókastro 29 km · Lagkadás 31 km · Efkarpía 35 km · Gevgelija 35 km · Évosmos 36 km · Stavroúpoli 36 km · Elefthério - Kordelió 37 km · Políchni 37 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 Kilkís (40.993°, 22.8743°, elevation 277 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).