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

Day

mostly cloudy

18°

Night

generally mostly cloudy with light fog at dawn

15°

Day

partly cloudy

20°

Night

light fog from midnight

15°

Day

generally clear with light fog at morning

23°

Night

scattered clouds

16°

Day

clear

23°

Night

light fog at dawn

16°

Day

generally scattered clouds with light fog at morning

22°

Night

overcast

16°

Day

mostly cloudy

18°

Night

light fog at dawn

15°

Day

chance for light rain at afternoon

19°

Night

chance for light rain at evening, light fog from midnight

16°

Day

scattered clouds

19°

Night

partly cloudy

15°

Day

scattered clouds

19°

Night

mostly clear

15°

Dawn

Mist - Light Fog

Mist - Light Fog

15°

Morning

Overcast

Overcast

16°

Noon

Mostly Cloudy

Mostly Cloudy

17°

Afternoon

Mostly Cloudy

Mostly Cloudy

18°

Evening

Partly Cloudy

Partly Cloudy

16°

Night

Mostly Cloudy

Mostly Cloudy

16°

Dawn

Southwestern

12km/h

Morning

Western

15km/h

Noon

Western

20km/h

Afternoon

Western

22km/h

Evening

Western

19km/h

Night

Western

18km/h

Dawn

Relative Humidity

93%

Morning

Relative Humidity

81%

Noon

Relative Humidity

76%

Afternoon

Relative Humidity

75%

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

Mist - Light Fog

Mist - Light Fog

15°

Morning

Mostly Cloudy

Mostly Cloudy

16°

Noon

Partly Cloudy

Partly Cloudy

20°

Afternoon

Scattered Clouds

Scattered Clouds

20°

Evening

Partly Cloudy

Partly Cloudy

17°

Night

Mist - Light Fog

Mist - Light Fog

15°

Dawn

Western

16km/h

Morning

Western

14km/h

Noon

Western

18km/h

Afternoon

Western

21km/h

Evening

Western

14km/h

Night

Western

11km/h

Dawn

Relative Humidity

93%

Morning

Relative Humidity

81%

Noon

Relative Humidity

75%

Afternoon

Relative Humidity

75%

Evening

Relative Humidity

87%

Night

Relative Humidity

94%

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

15°

Morning

Mist - Light Fog

Mist - Light Fog

17°

Noon

Mostly Clear

Mostly Clear

23°

Afternoon

Mostly Clear

Mostly Clear

23°

Evening

Clear

Clear

18°

Night

Scattered Clouds

Scattered Clouds

17°

Dawn

Southwestern

7km/h

Morning

Southern

4km/h

Noon

Northeastern

8km/h

Afternoon

Western

15km/h

Evening

Western

9km/h

Night

Southwestern

8km/h

Dawn

Relative Humidity

98%

Morning

Relative Humidity

80%

Noon

Relative Humidity

61%

Afternoon

Relative Humidity

56%

Evening

Relative Humidity

80%

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

Scattered Clouds

Scattered Clouds

16°

Morning

Scattered Clouds

Scattered Clouds

18°

Noon

Clear

Clear

23°

Afternoon

Clear

Clear

23°

Evening

Clear

Clear

19°

Night

Scattered Clouds

Scattered Clouds

17°

Dawn

Southwestern

5km/h

Morning

Southwestern

4km/h

Noon

Western

10km/h

Afternoon

Western

13km/h

Evening

Western

11km/h

Night

Western

9km/h

Dawn

Relative Humidity

91%

Morning

Relative Humidity

73%

Noon

Relative Humidity

62%

Afternoon

Relative Humidity

60%

Evening

Relative Humidity

85%

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

Mist - Light Fog

Mist - Light Fog

16°

Morning

Mist - Light Fog

Mist - Light Fog

18°

Noon

Scattered Clouds

Scattered Clouds

22°

Afternoon

Scattered Clouds

Scattered Clouds

22°

Evening

Scattered Clouds

Scattered Clouds

17°

Night

Mostly Cloudy

Mostly Cloudy

16°

Dawn

Western

8km/h

Morning

Southwestern

6km/h

Noon

Western

11km/h

Afternoon

Western

14km/h

Evening

Southwestern

11km/h

Night

Southwestern

10km/h

Dawn

Relative Humidity

94%

Morning

Relative Humidity

79%

Noon

Relative Humidity

69%

Afternoon

Relative Humidity

67%

Evening

Relative Humidity

75%

Night

Relative Humidity

86%

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

16°

Morning

Cloudy

Cloudy

16°

Noon

Mostly Cloudy

Mostly Cloudy

18°

Afternoon

Mostly Cloudy

Mostly Cloudy

18°

Evening

Partly Cloudy

Partly Cloudy

16°

Night

Partly Cloudy

Partly Cloudy

15°

Dawn

Southwestern

8km/h

Morning

Southwestern

9km/h

Noon

Southwestern

10km/h

Afternoon

Western

11km/h

Evening

North-west

4km/h

Night

Western

5km/h

Dawn

Relative Humidity

93%

Morning

Relative Humidity

78%

Noon

Relative Humidity

72%

Afternoon

Relative Humidity

72%

Evening

Relative Humidity

84%

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

Mist - Light Fog

Mist - Light Fog

15°

Morning

Partly Cloudy

Partly Cloudy

16°

Noon

Partly Cloudy

Partly Cloudy

19°

Afternoon

Partly Cloudy with  a chance for Light Rain

Partly Cloudy with a chance for Light Rain

19°

Evening

Partly Cloudy with  a chance for Light Rain

Partly Cloudy with a chance for Light Rain

17°

Night

Mist - Light Fog

Mist - Light Fog

16°

Dawn

Western

6km/h

Morning

Southwestern

8km/h

Noon

Western

18km/h

Afternoon

Southwestern

17km/h

Evening

Southwestern

8km/h

Night

Southwestern

8km/h

Dawn

Relative Humidity

94%

Morning

Relative Humidity

80%

Noon

Relative Humidity

69%

Afternoon

Relative Humidity

69%

Evening

Relative Humidity

88%

Night

Relative Humidity

93%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

30%

Evening

Precipitation Probability

30%

Night

Precipitation Probability

0%

Dawn

Mist - Light Fog

Mist - Light Fog

16°

Morning

Mostly Cloudy

Mostly Cloudy

16°

Noon

Partly Cloudy

Partly Cloudy

19°

Afternoon

Scattered Clouds

Scattered Clouds

19°

Evening

Mostly Clear

Mostly Clear

17°

Night

Scattered Clouds

Scattered Clouds

16°

Dawn

Southwestern

6km/h

Morning

Southwestern

9km/h

Noon

Western

14km/h

Afternoon

Western

18km/h

Evening

Western

14km/h

Night

Western

13km/h

Dawn

Relative Humidity

93%

Morning

Relative Humidity

79%

Noon

Relative Humidity

67%

Afternoon

Relative Humidity

61%

Evening

Relative Humidity

75%

Night

Relative Humidity

82%

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

15°

Morning

Partly Cloudy

Partly Cloudy

16°

Noon

Scattered Clouds

Scattered Clouds

18°

Afternoon

Mostly Clear

Mostly Clear

19°

Evening

Mostly Clear

Mostly Clear

15°

Night

Mostly Clear

Mostly Clear

15°

Dawn

Southwestern

12km/h

Morning

Southwestern

11km/h

Noon

Southwestern

15km/h

Afternoon

Southwestern

19km/h

Evening

Western

15km/h

Night

Southwestern

13km/h

Dawn

Relative Humidity

91%

Morning

Relative Humidity

81%

Noon

Relative Humidity

73%

Afternoon

Relative Humidity

71%

Evening

Relative Humidity

85%

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%