Weather History for KOAK - October, 2019
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Sunday, October 20, 2019
| Actual | Average | Record | |
|---|---|---|---|
| Temperature | |||
| Mean Temperature | 59 °F | 60 °F | |
| Max Temperature | 71 °F | 69 °F | 90 °F (1998) |
| Min Temperature | 47 °F | 51 °F | 36 °F (1949) |
| Degree Days | |||
| Heating Degree Days | 6 | 5 | |
| Month to date heating degree days | 90 | 82 | |
| Since 1 July heating degree days | 120 | 282 | |
| Cooling Degree Days | 0 | 0 | |
| Month to date cooling degree days | 9 | 12 | |
| Year to date cooling degree days | 373 | 137 | |
| Growing Degree Days | 8 (Base 50) | ||
| Moisture | |||
| Dew Point | 50 °F | ||
| Average Humidity | 72 | ||
| Maximum Humidity | 100 | ||
| Minimum Humidity | 44 | ||
| Precipitation | |||
| Precipitation | 0.00 in | 0.04 in | 0.45 in (1985) |
| Month to date precipitation | T | 0.58 | |
| Year to date precipitation | 15.94 | 14.08 | |
| Sea Level Pressure | |||
| Sea Level Pressure | 30.12 in | ||
| Wind | |||
| Wind Speed | 5 mph (West) | ||
| Max Wind Speed | 15 mph | ||
| Max Gust Speed | 18 mph | ||
| Visibility | 10 miles | ||
| Events | Fog | ||
| T = Trace of Precipitation, MM = Missing Value | Source: NWS Daily Summary |
Daily Weather History Graph
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Astronomy
| Oct. 20, 2019 | Rise | Set |
|---|---|---|
| Actual Time | 7:21 AM PDT | 6:24 PM PDT |
| Civil Twilight | 6:55 AM PDT | 6:51 PM PDT |
| Nautical Twilight | 6:24 AM PDT | 7:21 PM PDT |
| Astronomical Twilight | 5:54 AM PDT | 7:52 PM PDT |
| Moon | 11:43 PM PDT (10/20) | 1:50 PM PDT (10/20) |
| Length of Visible Light | 11h 56m | |
| Length of Day |
11h 02m
|
|
| Waning Gibbous, 58% of the Moon is Illuminated | ||||
| Oct 20 Waning Gibbous | Oct 21 Last Quarter | Oct 27 New | Nov 4 First Quarter | Nov 12 Full |
Hourly Weather History & Observations
| Time (PDT) | Temp. | Dew Point | Humidity | Pressure | Visibility | Wind Dir | Wind Speed | Gust Speed | Precip | Events | Conditions |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 12:53 AM | 57.0 °F | 53.1 °F | 87% | 30.09 in | 10.0 mi | South | 3.5 mph | - | N/A | Fog | Shallow Fog |
| 1:53 AM | 55.0 °F | 52.0 °F | 89% | 30.09 in | 10.0 mi | Calm | Calm | - | N/A | Fog | Shallow Fog |
| 2:53 AM | 52.0 °F | 51.1 °F | 97% | 30.10 in | 6.0 mi | Calm | Calm | - | N/A | Partly Cloudy | |
| 3:53 AM | 52.0 °F | 50.0 °F | 93% | 30.10 in | 10.0 mi | NE | 3.5 mph | - | N/A | Fog | Shallow Fog |
| 4:53 AM | 51.1 °F | 48.9 °F | 92% | 30.09 in | 6.0 mi | ENE | 3.5 mph | - | N/A | Clear | |
| 5:53 AM | 51.1 °F | 48.9 °F | 92% | 30.10 in | 8.0 mi | Calm | Calm | - | N/A | Fog | Shallow Fog |
| 6:53 AM | 48.9 °F | 48.0 °F | 97% | 30.11 in | 10.0 mi | Calm | Calm | - | N/A | Fog | Shallow Fog |
| 7:30 AM | 46.9 °F | 46.0 °F | 97% | 30.11 in | 10.0 mi | East | 3.5 mph | - | N/A | Fog | Shallow Fog |
| 7:53 AM | 50.0 °F | 50.0 °F | 100% | 30.12 in | 10.0 mi | Calm | Calm | - | N/A | Fog | Shallow Fog |
| 8:53 AM | 57.9 °F | 54.0 °F | 87% | 30.14 in | 10.0 mi | Calm | Calm | - | N/A | Partly Cloudy | |
| 9:53 AM | 63.0 °F | 48.9 °F | 60% | 30.16 in | 10.0 mi | NW | 8.1 mph | - | N/A | Partly Cloudy | |
| 10:53 AM | 64.0 °F | 48.0 °F | 56% | 30.17 in | 10.0 mi | West | 9.2 mph | - | N/A | Scattered Clouds | |
| 11:53 AM | 66.0 °F | 44.1 °F | 45% | 30.17 in | 10.0 mi | West | 9.2 mph | - | N/A | Partly Cloudy | |
| 12:53 PM | 66.9 °F | 48.9 °F | 52% | 30.16 in | 10.0 mi | West | 9.2 mph | - | N/A | Partly Cloudy | |
| 1:53 PM | 68.0 °F | 48.9 °F | 50% | 30.13 in | 10.0 mi | WSW | 10.4 mph | - | N/A | Partly Cloudy | |
| 2:53 PM | 71.1 °F | 48.9 °F | 45% | 30.11 in | 10.0 mi | West | 12.7 mph | - | N/A | Partly Cloudy | |
| 3:53 PM | 69.1 °F | 50.0 °F | 51% | 30.10 in | 10.0 mi | WSW | 9.2 mph | - | N/A | Partly Cloudy | |
| 4:53 PM | 69.1 °F | 48.0 °F | 47% | 30.11 in | 10.0 mi | WNW | 10.4 mph | - | N/A | Partly Cloudy | |
| 5:53 PM | 66.9 °F | 50.0 °F | 54% | 30.10 in | 10.0 mi | WNW | 9.2 mph | - | N/A | Partly Cloudy | |
| 6:53 PM | 64.0 °F | 53.1 °F | 67% | 30.09 in | 10.0 mi | West | 5.8 mph | - | N/A | Partly Cloudy | |
| 7:53 PM | 63.0 °F | 53.1 °F | 70% | 30.10 in | 10.0 mi | WSW | 6.9 mph | - | N/A | Partly Cloudy | |
| 8:53 PM | 59.0 °F | 50.0 °F | 72% | 30.12 in | 10.0 mi | Calm | Calm | - | N/A | Partly Cloudy | |
| 9:53 PM | 60.1 °F | 52.0 °F | 75% | 30.12 in | 10.0 mi | WNW | 3.5 mph | - | N/A | Clear | |
| 10:53 PM | 55.0 °F | 50.0 °F | 83% | 30.14 in | 10.0 mi | Calm | Calm | - | N/A | Clear | |
| 11:53 PM | 57.0 °F | 51.1 °F | 81% | 30.14 in | 10.0 mi | Calm | Calm | - | N/A | Clear |