Weather hour by hour (periods) in San Francisco , United States

Day

mostly cloudy to mostly clear

16°

Night

mostly clear

11°

Day

clear

20°

Night

clear

14°

Day

clear

22°

Night

clear

14°

Day

clear

21°

Night

clear

13°

Day

clear

18°

Night

light fog

11°

Day

generally overcast with light fog at morning

17°

Night

cloudy

10°

Day

mostly cloudy

16°

Night

mostly cloudy

11°

Day

generally mostly cloudy with light fog at morning

17°

Night

mostly clear

12°

Day

mostly clear

19°

Night

clear

12°

Dawn

Mostly Cloudy

Mostly Cloudy

10°

Morning

Mostly Cloudy

Mostly Cloudy

11°

Noon

Mostly Clear

Mostly Clear

16°

Afternoon

Mostly Clear

Mostly Clear

15°

Evening

Mostly Clear

Mostly Clear

13°

Night

Mostly Clear

Mostly Clear

12°

Dawn

North-west

19km/h

Morning

North-west

9km/h

Noon

Western

25km/h

Afternoon

Western

28km/h

Evening

Western

18km/h

Night

Western

13km/h

Dawn

Relative Humidity

88%

Morning

Relative Humidity

69%

Noon

Relative Humidity

57%

Afternoon

Relative Humidity

54%

Evening

Relative Humidity

68%

Night

Relative Humidity

84%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

0%

Dawn

Mostly Clear

Mostly Clear

11°

Morning

Mostly Clear

Mostly Clear

14°

Noon

Clear

Clear

20°

Afternoon

Clear

Clear

20°

Evening

Clear

Clear

17°

Night

Clear

Clear

15°

Dawn

North-west

12km/h

Morning

Northern

18km/h

Noon

Northern

20km/h

Afternoon

North-west

19km/h

Evening

North-west

14km/h

Night

Northern

14km/h

Dawn

Relative Humidity

86%

Morning

Relative Humidity

35%

Noon

Relative Humidity

19%

Afternoon

Relative Humidity

18%

Evening

Relative Humidity

38%

Night

Relative Humidity

50%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

0%

Dawn

Scattered Clouds

Scattered Clouds

14°

Morning

Scattered Clouds

Scattered Clouds

16°

Noon

Mostly Clear

Mostly Clear

22°

Afternoon

Clear

Clear

22°

Evening

Clear

Clear

14°

Night

Clear

Clear

14°

Dawn

Northeastern

13km/h

Morning

Northeastern

20km/h

Noon

Northeastern

23km/h

Afternoon

Southwestern

22km/h

Evening

Southwestern

16km/h

Night

Southwestern

14km/h

Dawn

Relative Humidity

44%

Morning

Relative Humidity

35%

Noon

Relative Humidity

23%

Afternoon

Relative Humidity

21%

Evening

Relative Humidity

53%

Night

Relative Humidity

68%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

0%

Dawn

Clear

Clear

14°

Morning

Clear

Clear

16°

Noon

Clear

Clear

21°

Afternoon

Clear

Clear

20°

Evening

Clear

Clear

15°

Night

Clear

Clear

13°

Dawn

Southern

6km/h

Morning

Southwestern

9km/h

Noon

Western

21km/h

Afternoon

Western

20km/h

Evening

Southwestern

14km/h

Night

Southwestern

13km/h

Dawn

Relative Humidity

76%

Morning

Relative Humidity

50%

Noon

Relative Humidity

40%

Afternoon

Relative Humidity

42%

Evening

Relative Humidity

64%

Night

Relative Humidity

77%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

0%

Dawn

Mostly Clear

Mostly Clear

13°

Morning

Mostly Clear

Mostly Clear

15°

Noon

Mostly Clear

Mostly Clear

18°

Afternoon

Scattered Clouds

Scattered Clouds

18°

Evening

Scattered Clouds

Scattered Clouds

14°

Night

Mist - Light Fog

Mist - Light Fog

12°

Dawn

Southwestern

10km/h

Morning

Southwestern

10km/h

Noon

Southwestern

19km/h

Afternoon

Western

22km/h

Evening

Western

19km/h

Night

Western

17km/h

Dawn

Relative Humidity

84%

Morning

Relative Humidity

70%

Noon

Relative Humidity

56%

Afternoon

Relative Humidity

59%

Evening

Relative Humidity

84%

Night

Relative Humidity

98%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

0%

Dawn

Mist - Light Fog

Mist - Light Fog

11°

Morning

Mist - Light Fog

Mist - Light Fog

13°

Noon

Overcast

Overcast

17°

Afternoon

Cloudy

Cloudy

16°

Evening

Mostly Cloudy

Mostly Cloudy

13°

Night

Cloudy

Cloudy

11°

Dawn

Southwestern

14km/h

Morning

Southwestern

18km/h

Noon

Western

25km/h

Afternoon

Western

26km/h

Evening

Western

22km/h

Night

Western

20km/h

Dawn

Relative Humidity

100%

Morning

Relative Humidity

93%

Noon

Relative Humidity

83%

Afternoon

Relative Humidity

79%

Evening

Relative Humidity

88%

Night

Relative Humidity

91%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

0%

Dawn

Overcast

Overcast

10°

Morning

Overcast

Overcast

12°

Noon

Cloudy

Cloudy

16°

Afternoon

Mostly Cloudy

Mostly Cloudy

15°

Evening

Mostly Cloudy

Mostly Cloudy

12°

Night

Mostly Cloudy

Mostly Cloudy

11°

Dawn

Southwestern

15km/h

Morning

Southwestern

15km/h

Noon

Southwestern

17km/h

Afternoon

Southwestern

19km/h

Evening

Southwestern

16km/h

Night

Southwestern

15km/h

Dawn

Relative Humidity

91%

Morning

Relative Humidity

81%

Noon

Relative Humidity

69%

Afternoon

Relative Humidity

71%

Evening

Relative Humidity

82%

Night

Relative Humidity

88%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

0%

Dawn

Overcast

Overcast

11°

Morning

Mist - Light Fog

Mist - Light Fog

13°

Noon

Cloudy

Cloudy

17°

Afternoon

Scattered Clouds

Scattered Clouds

17°

Evening

Mostly Clear

Mostly Clear

13°

Night

Mostly Clear

Mostly Clear

12°

Dawn

Southwestern

12km/h

Morning

Southwestern

12km/h

Noon

Southwestern

16km/h

Afternoon

Southwestern

20km/h

Evening

Southwestern

14km/h

Night

Southwestern

12km/h

Dawn

Relative Humidity

92%

Morning

Relative Humidity

85%

Noon

Relative Humidity

75%

Afternoon

Relative Humidity

70%

Evening

Relative Humidity

78%

Night

Relative Humidity

85%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

0%

Dawn

Mostly Clear

Mostly Clear

12°

Morning

Mostly Clear

Mostly Clear

15°

Noon

Scattered Clouds

Scattered Clouds

19°

Afternoon

Mostly Clear

Mostly Clear

18°

Evening

Clear

Clear

14°

Night

Clear

Clear

13°

Dawn

Southwestern

7km/h

Morning

Southwestern

10km/h

Noon

Western

15km/h

Afternoon

Western

18km/h

Evening

Southwestern

13km/h

Night

Southwestern

11km/h

Dawn

Relative Humidity

88%

Morning

Relative Humidity

68%

Noon

Relative Humidity

63%

Afternoon

Relative Humidity

64%

Evening

Relative Humidity

75%

Night

Relative Humidity

80%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

0%