Weather History for KOAK - October, 2019
Change the Weather History Date:
Friday, October 18, 2019
| Actual | Average | Record | |
|---|---|---|---|
| Temperature | |||
| Mean Temperature | 57 °F | 60 °F | |
| Max Temperature | 67 °F | 69 °F | 87 °F (2012) |
| Min Temperature | 47 °F | 51 °F | 38 °F (1949) |
| Degree Days | |||
| Heating Degree Days | 8 | 5 | |
| Month to date heating degree days | 77 | 72 | |
| Since 1 July heating degree days | 107 | 272 | |
| Cooling Degree Days | 0 | 0 | |
| Month to date cooling degree days | 9 | 12 | |
| Year to date cooling degree days | 373 | 137 | |
| Growing Degree Days | 7 (Base 50) | ||
| Moisture | |||
| Dew Point | 49 °F | ||
| Average Humidity | 71 | ||
| Maximum Humidity | 86 | ||
| Minimum Humidity | 56 | ||
| Precipitation | |||
| Precipitation | 0.00 in | 0.03 in | 0.17 in (1958) |
| Month to date precipitation | T | 0.50 | |
| Year to date precipitation | 15.94 | 14.00 | |
| Sea Level Pressure | |||
| Sea Level Pressure | 30.07 in | ||
| Wind | |||
| Wind Speed | 9 mph (WSW) | ||
| Max Wind Speed | 22 mph | ||
| Max Gust Speed | 26 mph | ||
| Visibility | 10 miles | ||
| Events | |||
| T = Trace of Precipitation, MM = Missing Value | Source: NWS Daily Summary |
Daily Weather History Graph
Search for Another Location
Astronomy
| Oct. 18, 2019 | Rise | Set |
|---|---|---|
| Actual Time | 7:19 AM PDT | 6:27 PM PDT |
| Civil Twilight | 6:53 AM PDT | 6:54 PM PDT |
| Nautical Twilight | 6:22 AM PDT | 7:24 PM PDT |
| Astronomical Twilight | 5:52 AM PDT | 7:54 PM PDT |
| Moon | 9:52 PM PDT (10/18) | 11:54 AM PDT (10/18) |
| Length of Visible Light | 12h 00m | |
| Length of Day |
11h 07m
|
|
| Waning Gibbous, 78% of the Moon is Illuminated | ||||
| Oct 18 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 | 46.9 °F | 69% | 30.04 in | 10.0 mi | South | 3.5 mph | - | N/A | Clear | |
| 1:53 AM | 55.9 °F | 46.9 °F | 72% | 30.04 in | 10.0 mi | NNW | 4.6 mph | - | N/A | Clear | |
| 2:53 AM | 52.0 °F | 45.0 °F | 77% | 30.05 in | 10.0 mi | Calm | Calm | - | N/A | Clear | |
| 3:53 AM | 51.1 °F | 44.1 °F | 77% | 30.05 in | 10.0 mi | SSE | 3.5 mph | - | N/A | Clear | |
| 4:53 AM | 51.1 °F | 45.0 °F | 80% | 30.06 in | 10.0 mi | East | 3.5 mph | - | N/A | Partly Cloudy | |
| 5:53 AM | 48.9 °F | 44.1 °F | 83% | 30.06 in | 10.0 mi | ENE | 3.5 mph | - | N/A | Partly Cloudy | |
| 6:53 AM | 50.0 °F | 45.0 °F | 83% | 30.07 in | 10.0 mi | NNE | 3.5 mph | - | N/A | Partly Cloudy | |
| 7:53 AM | 48.9 °F | 44.1 °F | 83% | 30.09 in | 10.0 mi | ENE | 4.6 mph | - | N/A | Scattered Clouds | |
| 8:53 AM | 57.0 °F | 48.9 °F | 74% | 30.11 in | 10.0 mi | SE | 6.9 mph | - | N/A | Mostly Cloudy | |
| 9:53 AM | 60.1 °F | 50.0 °F | 69% | 30.11 in | 10.0 mi | SE | 6.9 mph | - | N/A | Mostly Cloudy | |
| 10:53 AM | 62.1 °F | 52.0 °F | 70% | 30.10 in | 10.0 mi | South | 8.1 mph | - | N/A | Mostly Cloudy | |
| 11:53 AM | 64.0 °F | 54.0 °F | 70% | 30.10 in | 10.0 mi | SSW | 5.8 mph | - | N/A | Scattered Clouds | |
| 12:53 PM | 66.0 °F | 55.0 °F | 68% | 30.08 in | 10.0 mi | West | 15.0 mph | - | N/A | Scattered Clouds | |
| 1:53 PM | 66.0 °F | 55.0 °F | 68% | 30.08 in | 10.0 mi | WSW | 15.0 mph | - | N/A | Scattered Clouds | |
| 2:53 PM | 64.9 °F | 54.0 °F | 68% | 30.07 in | 10.0 mi | West | 17.3 mph | - | N/A | Scattered Clouds | |
| 3:53 PM | 64.9 °F | 50.0 °F | 58% | 30.06 in | 10.0 mi | West | 17.3 mph | - | N/A | Partly Cloudy | |
| 4:53 PM | 64.9 °F | 48.9 °F | 56% | 30.06 in | 10.0 mi | West | 19.6 mph | - | N/A | Partly Cloudy | |
| 5:53 PM | 62.1 °F | 48.9 °F | 62% | 30.05 in | 10.0 mi | West | 16.1 mph | - | N/A | Partly Cloudy | |
| 6:53 PM | 60.1 °F | 50.0 °F | 69% | 30.05 in | 10.0 mi | West | 18.4 mph | - | N/A | Partly Cloudy | |
| 7:53 PM | 59.0 °F | 51.1 °F | 75% | 30.06 in | 10.0 mi | West | 13.8 mph | - | N/A | Partly Cloudy | |
| 8:53 PM | 57.9 °F | 50.0 °F | 75% | 30.07 in | 10.0 mi | WNW | 9.2 mph | - | N/A | Partly Cloudy | |
| 9:53 PM | 55.9 °F | 48.9 °F | 77% | 30.08 in | 10.0 mi | WNW | 6.9 mph | - | N/A | Partly Cloudy | |
| 10:53 PM | 55.9 °F | 50.0 °F | 80% | 30.09 in | 10.0 mi | WNW | 4.6 mph | - | N/A | Partly Cloudy | |
| 11:53 PM | 51.1 °F | 46.9 °F | 86% | 30.09 in | 10.0 mi | Calm | Calm | - | N/A | Clear |