Lárisa weather in September

In September, Lárisa sees average daytime highs of 27°C and overnight lows near 16°C, with 49 mm of rain across 5.3 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 8th-wettest month of the year here.

Highs ease over the month, from about 29°C in the first days to 24°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 Lárisa's 4th-clearest and 9th-windiest month. For the whole year in context, see Lárisa's year-round climate.

Daytime high
27°
4th warmest
Overnight low
16°
9th coldest
Rainfall
49 mm
5.3 wet days
Daylight
12 h 18 min
6:17 AM – 6:32 PM
Cloud cover
35%
4th clearest
Wind
6 km/h
9th windiest
Solar energy
4.76 kWh/m²
Travel score
7.6
out of 10

Lárisa is city and capital of Thessaly region, Greece.

Air quality
Moderate
PM10 32.3 µg/m³ · 2019
Density
1,666/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 29°C in the first days to 24°C by the end.

A typical September day in Lárisa reaches about 27°C in the afternoon and slips back to 16°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 31°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)
12918
22918
32918
42917
52817
62817
72817
82817
92817
102717
112717
122716
132716
142716
152716
162716
172616
182616
192616
202615
212615
222615
232515
242515
252515
262515
272514
282414
292414
302414

How September really feels in Lárisa

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.

Lárisa weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan10° / 739.21.79.52.2
Feb11° / 669.51.810.42.9
Mar15° / 6810.5111.74.4
Apr19° / 518.10136.4
May24° / 13°476.9014.17.5
Jun29° / 17°305.1014.76.4
Jul31° / 20°283.7014.55.5
Aug31° / 19°214.1013.65.7
Sep27° / 16°495.3012.37.6
Oct21° / 12°626.7010.97.2
Nov16° / 748.10.19.85.0
Dec11° / 839.91.69.32.7

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 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
28812
38614
48614
58614
68416
78416
88317
98218
108218
118119
128020
138020
147921
157921
167723
177624
187624
197525
207426
217327
227228
237228
247228
257030
267030
276931
286931
296832
306832

Chance of precipitation in September

Any precipitation

Lárisa gets around 49 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
214
314
414
515
615
715
815
915
1015
1116
1216
1316
1416
1516
1617
1717
1818
1918
2019
2119
2220
2320
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 41% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
12742274
22842263
33042263
43141253
53241243
63341233
73441232
83541222
93641212
103740212
113840212
123840201
133940201
144040191
154040191
164140191
174239180
184339180
194438180
204538170
214637170
224737160
234836160
244936150
255135140
265135140
275235130
285335120
295534110
305534110

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 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 6:03 AM to 6:31 AM, and sunset from 6:57 PM to 6:09 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.96:036:57
212.96:046:56
312.86:056:54
412.86:056:53
512.76:066:51
612.76:076:49
712.76:086:48
812.66:096:46
912.66:106:44
1012.56:116:43
1112.56:126:41
1212.46:136:39
1312.46:146:37
1412.36:156:36
1512.36:166:34
1612.36:176:32
1712.26:186:31
1812.26:196:29
1912.16:206:27
2012.16:216:25
2112.06:226:24
2212.06:236:22
2311.96:246:20
2411.96:256:19
2511.96:266:17
2611.86:276:15
2711.86:286:14
2811.76:296:12
2911.76:306:10
3011.66:316:09

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.76 kWh/m².

For context, solar energy here swings from a low near 1.65 kWh/m² to a high of 7.11 kWh/m² in June across the year — September's 4.76 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.6Bright
25.5Bright
35.5Bright
45.4Bright
55.4Bright
65.3Bright
75.3Bright
85.2Bright
95.1Bright
105.1Bright
115.0Bright
125.0Bright
134.9Bright
144.9Bright
154.8Bright
164.7Bright
174.7Bright
184.6Bright
194.6Bright
204.5Bright
214.4Bright
224.4Bright
234.3Bright
244.3Bright
254.2Bright
264.2Bright
274.1Bright
284.0Bright
294.0Bright
304.0Moderate
Planning a trip in September

Is September a good time to visit Lárisa?

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

7.6
Sightseeing
1st-best month of the year
7.6
Beach & pool
4th-best month of the year

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

What to pack for Lárisa in September

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

In September, Lárisa sees daytime highs around 27°C and nights near 16°C. Worth packing: light clothes and sun protection. About 5 days see rain.

light clothessun protection

Sea temperature near Lárisa 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 48 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 26 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
Mar14Bracing
Apr15Bracing
May19Cool
Jun23Refreshing
Jul25Warm
Aug26Warm
Sep24Warm
Oct21Refreshing
Nov18Cool
Dec15Cool

UV index in Lárisa 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 Lárisa peaks around June 22 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 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateLowJun 22UV 9Dec 23UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr7Very high
May7High
Jun9Very high
Jul9Very high
Aug9Very high
Sep7High
Oct4Moderate
Nov3Moderate
Dec2Low

Air quality in Lárisa 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 Lárisa is worst in April — around 17 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodApr 917 µg/m³Dec 1012 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb15Moderate
Mar17Moderate
Apr17Moderate
May15Moderate
Jun13Moderate
Jul14Moderate
Aug15Moderate
Sep12Good
Oct12Good
Nov12Good
Dec12Good
Location & terrain

Where is Lárisa?

Lárisa sits at 39.6°N, 22.4°E, 76 m above sea level, in Greece. The nearest listed city is Néa Ionía, 52 km away.

Néa IoníaKardítsaVolosTríkalaKalambakaKateríniLamíaKozáni

Topography around Lárisa

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

Within 3 km, the terrain around Lárisa has only modest variations in elevation — a maximum elevation change of 50 m around an average of 78 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 451 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,829 m.

The land around Lárisa is covered by artificial surfaces (52%) and cropland (27%) within 3 km, cropland (74%) within 16 km, and trees (39%), cropland (23%) and water (23%) within 80 km.

3 km
50 m
16 km
451 m
80 km
2,829 m
treesshrubsgrasslandcroplandartificial surfaceswater
September weather nearby: Néa Ionía 52 km · Kardítsa 52 km · Volos 54 km · Tríkala 57 km · Kalambaka 69 km · Kateríni 72 km · Lamía 81 km · Kozáni 92 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 Lárisa (39.6285°, 22.4211°, elevation 76 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).