National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Weather observations for the past three days for
San Francisco, San Francisco International Airport
Imperial (Metric)
Date Time (pst) Wind (mph) Vis. (mi.) Weather Sky Cond. Temperature (ºF) Relative Humidity Wind Chill (°F) Heat Index (°F) Pressure Precipitation (in)
Air Dwpt 6 hour altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
Max. Min.
22 02:56 S 8 10.00 Partly Cloudy FEW060 SCT180 48.9 41 74% 46 30.17 1021.7
22 01:56 SE 13 10.00 Partly Cloudy FEW060 SCT180 51.1 42.1 71% 30.18 1021.8
22 00:56 SE 14 10.00 Partly Cloudy FEW060 SCT180 50 44.1 80% 45 30.18 1021.8
21 23:56 SE 8 10.00 Partly Cloudy SCT060 SCT150 51.1 43 74% 30.18 1022.1
21 22:56 SE 6 10.00 Mostly Cloudy BKN060 BKN150 51.1 43 74% 30.18 1022.0
21 21:56 SE 7 10.00 Partly Cloudy FEW045 SCT150 51.1 44.1 60.1 50 77% 30.17 1021.7
21 20:56 SE 10 10.00 A Few Clouds FEW045 51.1 44.1 77% 30.16 1021.3
21 19:56 S 7 10.00 A Few Clouds FEW045 FEW200 52 43 72% 30.14 1020.7
21 18:56 S 10 10.00 Partly Cloudy FEW035 SCT045 SCT200 54 43 67% 30.13 1020.2
21 17:56 S 14 10.00 Mostly Cloudy FEW035 FEW045 BKN200 55 42.1 62% 30.12 1019.9
21 16:56 S 17 10.00 Mostly Cloudy FEW035 SCT045 BKN200 57.9 41 53% 30.09 1019.1
21 15:56 S 21 10.00 Mostly Cloudy and Breezy FEW035 SCT047 BKN200 60.1 37.9 61 50 44% 30.09 1018.9
21 14:56 S 16 10.00 Mostly Cloudy FEW035 BKN055 BKN200 59 39 48% 30.1 1019.1
21 13:56 S 17 G 41 10.00 Partly Cloudy FEW045 SCT055 SCT200 61 37.9 43% 30.09 1018.9
21 12:56 SW 16 G 24 10.00 Partly Cloudy FEW042 SCT055 SCT200 60.1 39 46% 30.1 1019.4
21 11:56 E 12 10.00 Mostly Cloudy FEW038 SCT042 BKN050 55 42.1 62% 30.13 1020.2
21 10:56 E 13 10.00 Mostly Cloudy FEW070 BKN200 53.1 43 69% 30.13 1020.2
21 09:56 E 9 10.00 Mostly Cloudy FEW150 BKN200 50 41 50 39.9 71% 47 30.13 1020.2
21 08:56 Vrbl 3 10.00 Mostly Cloudy FEW150 BKN200 45 37.9 77% 30.13 1020.1
21 07:56 S 6 10.00 Mostly Cloudy FEW060 BKN200 42.1 37 82% 39 30.11 1019.6
21 06:56 Calm 10.00 Mostly Cloudy FEW050 BKN200 41 37.9 89% 30.11 1019.7
21 05:56 S 5 10.00 Mostly Cloudy BKN150 41 37 86% 38 30.11 1019.7
21 04:56 SE 5 10.00 Mostly Cloudy BKN150 42.1 37 82% 40 30.1 1019.2
21 03:56 Calm 10.00 Mostly Cloudy BKN150 41 36 46.9 39.9 82% 30.11 1019.6
21 02:56 S 5 10.00 A Few Clouds FEW150 42.1 36 79% 40 30.11 1019.4
21 01:56 S 3 10.00 Fair CLR 41 36 82% 30.12 1019.8
21 00:56 W 6 10.00 Fair CLR 41 34 76% 38 30.12 1019.9
20 23:56 Calm 10.00 Fair CLR 44.1 35.1 71% 30.11 1019.7
20 22:56 S 7 10.00 A Few Clouds FEW043 45 36 71% 42 30.11 1019.4
20 21:56 Calm 10.00 A Few Clouds FEW043 46.9 33.1 52 46 59% 30.11 1019.4
20 20:56 Calm 10.00 Partly Cloudy FEW045 SCT150 46.9 32 56% 30.1 1019.1
20 19:56 S 3 10.00 Partly Cloudy SCT150 48 35.1 61% 30.07 1018.2
20 18:56 SW 5 10.00 Fair CLR 48.9 37 64% 48 30.07 1018.3
20 17:56 E 3 10.00 Partly Cloudy FEW025 FEW150 SCT200 51.1 37.9 61% 30.05 1017.5
20 16:56 NE 5 10.00 Partly Cloudy FEW025 SCT150 SCT200 52 37.9 59% 30.05 1017.4
20 15:56 NE 3 10.00 Mostly Cloudy FEW027 BKN180 BKN200 51.1 36 51.1 46 56% 30.05 1017.6
20 14:56 Calm 10.00 Mostly Cloudy FEW027 BKN180 BKN200 50 37 61% 30.06 1017.7
20 13:56 NE 3 10.00 Mostly Cloudy FEW019 BKN180 BKN250 50 37 61% 30.06 1017.9
20 12:56 NE 3 10.00 Mostly Cloudy FEW019 BKN180 BKN250 48.9 37.9 66% 30.07 1018.2
20 11:56 E 6 10.00 Mostly Cloudy FEW019 BKN250 48.9 37.9 66% 47 30.09 1018.8
20 10:56 E 7 10.00 Mostly Cloudy FEW019 BKN250 48 39.9 74% 45 30.1 1019.2
20 09:56 Calm 10.00 Mostly Cloudy FEW019 BKN250 46 37 46.9 39.9 71% 30.1 1019.1
20 08:56 Calm 10.00 Mostly Cloudy FEW015 BKN250 46 39 77% 30.08 1018.7
20 07:56 Calm 10.00 Mostly Cloudy FEW015 BKN250 42.1 37 82% 30.06 1018.0
20 06:56 NE 6 10.00 Partly Cloudy SCT200 45 37 74% 42 30.05 1017.7
20 05:56 NE 7 10.00 A Few Clouds FEW200 45 36 71% 42 30.03 1016.9
20 04:56 Calm 10.00 A Few Clouds FEW011 39.9 35.1 83% 30.01 1016.2
20 03:56 SW 3 10.00 Fair CLR 43 35.1 48 42.1 74% 30 1015.9
20 02:56 NW 6 10.00 Fair CLR 44.1 34 68% 41 29.99 1015.6
20 01:56 W 7 10.00 Fair CLR 43 34 71% 39 29.98 1015.3
20 00:56 NW 12 10.00 Fair CLR 46 36 68% 41 29.97 1014.8
19 23:56 NW 9 10.00 Fair CLR 48 36 63% 44 29.95 1014.0
19 22:56 W 16 10.00 A Few Clouds FEW018 46.9 37.9 71% 41 29.93 1013.5
19 21:56 NW 17 G 26 10.00 A Few Clouds FEW018 48 37.9 51.1 48 68% 42 29.91 1013.0
19 20:56 NW 20 G 29 10.00 Partly Cloudy FEW018 SCT032 48 39.9 74% 42 29.9 1012.4
19 19:56 NW 22 G 32 10.00 A Few Clouds and Breezy FEW018 48 37.9 68% 41 29.89 1012.0
19 18:56 NW 22 G 37 10.00 A Few Clouds and Breezy FEW018 48.9 36 61% 42 29.88 1011.8
19 17:56 NW 25 G 40 10.00 A Few Clouds and Breezy FEW020 FEW030 48.9 37 64% 42 29.86 1011.0
19 16:56 NW 28 G 41 10.00 Partly Cloudy and Windy FEW023 SCT033 51.1 37.9 61% 29.83 1010.2
19 15:56 W 32 G 43 10.00 Mostly Cloudy and Windy FEW025 BKN036 51.1 37.9 52 46.9 61% 29.82 1009.8 0.03
19 14:56 NW 28 G 41 10.00 Mostly Cloudy and Windy SCT028 BKN036 52 39.9 64% 29.81 1009.6
19 13:56 W 28 G 39 10.00 Mostly Cloudy and Windy FEW026 SCT032 BKN120 50 42.1 74% 43 29.81 1009.4 0.02
19 12:56 W 35 G 41 10.00 Mostly Cloudy and Windy FEW034 SCT050 BKN120 50 39.9 68% 42 29.83 1010.0 0.01
19 11:56 NW 31 G 40 10.00 Mostly Cloudy and Windy FEW035 SCT050 BKN110 51.1 41 69% 29.83 1010.0 0.01
19 10:56 NW 22 G 31 10.00 Light Rain and Breezy FEW025 BKN048 BKN100 48 42.1 80% 41 29.81 1009.4
19 09:56 W 18 G 28 10.00 Mostly Cloudy FEW025 SCT044 BKN100 48.9 42.1 48.9 44.1 77% 43 29.79 1008.6 0.01 0.1
19 08:56 NW 21 G 38 10.00 Light Rain and Breezy FEW005 SCT023 BKN043 48 41 77% 41 29.75 1007.5 0.03
19 07:56 W 23 G 33 10.00 Rain and Breezy FEW005 BKN022 OVC035 46.9 42.1 83% 40 29.72 1006.5 0.02
19 06:56 W 8 10.00 Light Rain FEW005 BKN036 OVC050 45 41 86% 41 29.69 1005.3 0.04
19 05:56 NW 28 G 40 10.00 Light Rain and Windy FEW005 BKN014 OVC021 44.1 41 89% 35 29.65 1003.9
19 04:56 SE 20 G 28 8.00 Light Rain FEW007 SCT011 OVC018 45 44.1 97% 38 29.57 1001.3 0.04
19 03:56 SE 25 G 37 8.00 Light Rain and Breezy FEW007 SCT012 OVC024 46 43 46.9 46 89% 38 29.63 1003.5 0.06 0.53
Date Time (pst) Wind (mph) Vis. (mi.) Weather Sky Cond. Air Dwpt Max. Min. Relative Humidity Wind Chill (°F) Heat Index (°F) altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
6 hour
Temperature (ºF) Pressure Precipitation (in)