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September weather forecast in Syracuse

30 days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

30 days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Sun

Sunday

Mon

Monday

Tue

Tuesday

Wed

Wednesday

Thu

Thursday

Fri

Friday

Sat

Saturday

31 August, sun

	759 mmHg		70%
	4.9 m/s		+27

31 August, Sunday. day, 27°; night, 24°; clear

1 September, mon

	759 mmHg		70%
	5 m/s		+27

1 September, Monday. day, 27°; night, 24°; clear

2 September, tue

	760 mmHg		70%
	4.8 m/s		+27

2 September, Tuesday. day, 27°; night, 24°; clear

3 September, wed

	760 mmHg		73%
	4.8 m/s		+26

3 September, Wednesday. day, 27°; night, 23°; clear

4 September, thu

	760 mmHg		72%
	5 m/s		+26

4 September, Thursday. day, 27°; night, 23°; clear

5 September, fri

	759 mmHg		71%
	5.2 m/s		+26

5 September, Friday. day, 27°; night, 23°; clear

6 September, sat

	759 mmHg		73%
	5.2 m/s		+26

6 September, Saturday. day, 26°; night, 23°; clear

7 September, sun

	759 mmHg		72%
	5 m/s		+26

7 September, Sunday. day, 26°; night, 23°; rain

8 September, mon

	759 mmHg		72%
	4.8 m/s		+26

8 September, Monday. day, 26°; night, 23°; clear

9 September, tue

	759 mmHg		73%
	4.8 m/s		+26

9 September, Tuesday. day, 26°; night, 23°; clear

10 September, wed

	759 mmHg		73%
	4.9 m/s		+26

10 September, Wednesday. day, 26°; night, 23°; clear

11 September, thu

	759 mmHg		73%
	4.6 m/s		+26

11 September, Thursday. day, 25°; night, 22°; clear

12 September, fri

	760 mmHg		72%
	4.6 m/s		+26

12 September, Friday. day, 26°; night, 22°; clear

13 September, sat

	760 mmHg		70%
	5 m/s		+26

13 September, Saturday. day, 26°; night, 22°; clear

14 September, sun

	760 mmHg		72%
	5.1 m/s		+26

14 September, Sunday. day, 25°; night, 22°; clear

15 September, mon

	760 mmHg		72%
	5.3 m/s		+26

15 September, Monday. day, 26°; night, 22°; clear

16 September, tue

	759 mmHg		72%
	5.3 m/s		+26

16 September, Tuesday. day, 26°; night, 22°; clear

17 September, wed

	759 mmHg		72%
	4.9 m/s		+26

17 September, Wednesday. day, 26°; night, 22°; clear

18 September, thu

	759 mmHg		74%
	4.9 m/s		+26

18 September, Thursday. day, 25°; night, 22°; clear

19 September, fri

	759 mmHg		74%
	5.1 m/s		+25

19 September, Friday. day, 26°; night, 22°; clear

20 September, sat

	760 mmHg		74%
	5.3 m/s		+25

20 September, Saturday. day, 25°; night, 21°; partly cloudy

21 September, sun

	760 mmHg		73%
	4.6 m/s		+25

21 September, Sunday. day, 24°; night, 21°; partly cloudy

22 September, mon

	760 mmHg		73%
	4.9 m/s		+25

22 September, Monday. day, 24°; night, 21°; partly cloudy

23 September, tue

	760 mmHg		72%
	5.5 m/s		+25

23 September, Tuesday. day, 24°; night, 21°; partly cloudy

24 September, wed

	760 mmHg		72%
	5.4 m/s		+25

24 September, Wednesday. day, 24°; night, 21°; rain

25 September, thu

	759 mmHg		75%
	5.7 m/s		+25

25 September, Thursday. day, 24°; night, 21°; rain

26 September, fri

	760 mmHg		74%
	5.4 m/s		+25

26 September, Friday. day, 24°; night, 20°; rain

27 September, sat

	760 mmHg		74%
	5.7 m/s		+25

27 September, Saturday. day, 23°; night, 20°; rain

28 September, sun

	761 mmHg		74%
	5.2 m/s		+25

28 September, Sunday. day, 23°; night, 20°; rain

29 September, mon

	761 mmHg		74%
	4.4 m/s		+24

29 September, Monday. day, 23°; night, 20°; clear

30 September, tue

	761 mmHg		74%
	4.6 m/s		+24

30 September, Tuesday. day, 23°; night, 20°; clear

1 October, wed

	761 mmHg		74%
	4.5 m/s		+24

1 October, Wednesday. day, 24°; night, 20°; clear

2 October, thu

	761 mmHg		75%
	4.5 m/s		+24

2 October, Thursday. day, 24°; night, 20°; clear

3 October, fri

	761 mmHg		75%
	5 m/s		+24

3 October, Friday. day, 24°; night, 20°; clear

4 October, sat

	761 mmHg		75%
	4.9 m/s		+24

4 October, Saturday. day, 23°; night, 20°; rain

Average data for 10 years

Syracuse September

20

sunny days

6

days with precipitation

1

cloudy day

20 sunny days; 6 days with precipitation; 1 cloudy day;

73

%

air humidity

3.1

m/s

WindS

55

mm of precipitation

(10% of annual average)

+26

°C

Water temperature

air humidity 73%; 55 millimeters of precipitation (10% of annual average); Wind southerly 3.1 Meters per second; Water temperature +26°

Weather graphs for September

TemperatureWater temperaturePrecipitation chance, %Humidity, %Wind, m/sPressure, mmHg

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S

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S

S

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S

S

S

S

S

S

S

S

S

S

S

S

S

S

SE

SE

SE

S

S

S

S

SE

SE

S

1

Average data for 10 years

2

3

4

5

6

7

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9

10

11

12

13

14

15

16

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18

19

20

21

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30

Daytime temperature

Night-time temperature

Cities near you

Naples
Palermo
Valletta
Catania
Amalfi
Capri
Sorrento
Castiglione di Sicilia
Taormina

Cities with similar weather in September

Antalya
Tunis
Marmaris
Paphos
Jerba
Limassol
Rhodes
Tokyo
Sousse

The weather forecast for September 2025 is based on historical data from the past 10 years.

In September, the weather in Syracuse is typically warm. Average daily high temperature in September is about 25 degrees above zero. On average, Syracuse has 20 sunny, 6 rainy, and 4 partly cloudy days in September. The rains are usually heavy.

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