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September weather forecast in Crystal River

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

	761 mmHg		80%
	5.5 m/s		+31

31 August, Sunday. day, 29°; night, 26°; rain

1 September, mon

	761 mmHg		81%
	5.8 m/s		+30

1 September, Monday. day, 29°; night, 26°; rain

2 September, tue

	761 mmHg		80%
	5.7 m/s		+31

2 September, Tuesday. day, 29°; night, 25°; rain

3 September, wed

	761 mmHg		79%
	5.6 m/s		+31

3 September, Wednesday. day, 29°; night, 25°; rain

4 September, thu

	761 mmHg		78%
	5.6 m/s		+31

4 September, Thursday. day, 29°; night, 25°; partly cloudy

5 September, fri

	761 mmHg		80%
	6.3 m/s		+30

5 September, Friday. day, 29°; night, 25°; rain

6 September, sat

	761 mmHg		79%
	6.3 m/s		+30

6 September, Saturday. day, 29°; night, 25°; rain

7 September, sun

	761 mmHg		80%
	5.5 m/s		+30

7 September, Sunday. day, 28°; night, 25°; rain

8 September, mon

	760 mmHg		79%
	5.3 m/s		+30

8 September, Monday. day, 29°; night, 25°; rain

9 September, tue

	760 mmHg		79%
	5.5 m/s		+31

9 September, Tuesday. day, 29°; night, 25°; rain

10 September, wed

	761 mmHg		79%
	5.4 m/s		+30

10 September, Wednesday. day, 29°; night, 25°; partly cloudy

11 September, thu

	761 mmHg		79%
	6 m/s		+30

11 September, Thursday. day, 29°; night, 25°; rain

12 September, fri

	761 mmHg		78%
	6.1 m/s		+30

12 September, Friday. day, 29°; night, 25°; clear

13 September, sat

	761 mmHg		78%
	5.6 m/s		+31

13 September, Saturday. day, 29°; night, 25°; clear

14 September, sun

	761 mmHg		79%
	5.7 m/s		+30

14 September, Sunday. day, 29°; night, 25°; overcast

15 September, mon

	761 mmHg		79%
	6.1 m/s		+29

15 September, Monday. day, 29°; night, 25°; rain

16 September, tue

	761 mmHg		78%
	5.4 m/s		+30

16 September, Tuesday. day, 29°; night, 25°; rain

17 September, wed

	761 mmHg		79%
	5.9 m/s		+30

17 September, Wednesday. day, 28°; night, 25°; rain

18 September, thu

	761 mmHg		78%
	5.7 m/s		+30

18 September, Thursday. day, 29°; night, 25°; rain

19 September, fri

	761 mmHg		77%
	5.8 m/s		+30

19 September, Friday. day, 29°; night, 24°; clear

20 September, sat

	761 mmHg		77%
	5.8 m/s		+30

20 September, Saturday. day, 29°; night, 24°; clear

21 September, sun

	761 mmHg		77%
	5.8 m/s		+29

21 September, Sunday. day, 29°; night, 24°; partly cloudy

22 September, mon

	761 mmHg		78%
	5.7 m/s		+30

22 September, Monday. day, 29°; night, 24°; clear

23 September, tue

	761 mmHg		76%
	5.7 m/s		+29

23 September, Tuesday. day, 28°; night, 24°; clear

24 September, wed

	761 mmHg		77%
	5.8 m/s		+30

24 September, Wednesday. day, 28°; night, 24°; clear

25 September, thu

	761 mmHg		78%
	6 m/s		+29

25 September, Thursday. day, 28°; night, 24°; clear

26 September, fri

	760 mmHg		81%
	6.4 m/s		+29

26 September, Friday. day, 28°; night, 24°; rain

27 September, sat

	760 mmHg		80%
	6.6 m/s		+29

27 September, Saturday. day, 28°; night, 24°; rain

28 September, sun

	760 mmHg		79%
	6 m/s		+29

28 September, Sunday. day, 28°; night, 24°; clear

29 September, mon

	760 mmHg		79%
	6.3 m/s		+29

29 September, Monday. day, 28°; night, 24°; partly cloudy

30 September, tue

	761 mmHg		76%
	6.2 m/s		+29

30 September, Tuesday. day, 27°; night, 23°; clear

1 October, wed

	761 mmHg		75%
	6.2 m/s		+28

1 October, Wednesday. day, 27°; night, 23°; clear

2 October, thu

	761 mmHg		74%
	6.1 m/s		+28

2 October, Thursday. day, 27°; night, 23°; clear

3 October, fri

	762 mmHg		74%
	5.9 m/s		+28

3 October, Friday. day, 27°; night, 23°; rain

4 October, sat

	762 mmHg		76%
	6.3 m/s		+28

4 October, Saturday. day, 27°; night, 23°; rain

Average data for 10 years

Crystal River September

10

sunny days

15

days with precipitation

8

cloudy days

10 sunny days; 15 days with precipitation; 8 cloudy days;

79

%

air humidity

4

m/s

WindSE

137

mm of precipitation

(13% of annual average)

+30

°C

Water temperature

air humidity 79%; 137 millimeters of precipitation (13% of annual average); Wind south-easterly 4 Meters per second; Water temperature +30°

Weather graphs for September

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

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SE

1

Average data for 10 years

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Daytime temperature

Night-time temperature

Cities near you

Miami
Orlando
St Petersburg
Tampa
Miami Beach
Madeira Beach
Fort Lauderdale
Hollywood
Savannah

Cities with similar weather in September

Ayia Napa
Sanya
Hurgada
Santo Domingo
Protaras
Varadero
Phan Thiet
Samui
Havana

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

In September, the weather in Crystal River is typically hot. Average daily high temperature in September is about 29 degrees above zero. On average, Crystal River has 15 rainy, 10 sunny, 4 partly cloudy, and 1 cloudy day in September. The rains are usually heavy. September as well as June, July, and August is considered the most uncomfortable time to visit Crystal River.

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