Weather History for KSJC - August, 2013
| Actual | Average | Record | |
|---|---|---|---|
| Temperature | |||
| Mean Temperature | 65 °F | 70 °F | |
| Max Temperature | 74 °F | 82 °F | 103 °F (1998) |
| Min Temperature | 56 °F | 58 °F | 47 °F (1903) |
| Degree Days | |||
| Heating Degree Days | 0 | 0 | |
| Month to date heating degree days | 1 | 0 | |
| Since 1 June heating degree days | 13 | 28 | |
| Since 1 July heating degree days | 1 | 4 | |
| Cooling Degree Days | 0 | 5 | |
| Month to date cooling degree days | 2 | 20 | |
| Year to date cooling degree days | 300 | 343 | |
| Since 1 June cooling degree days | 233 | 280 | |
| Growing Degree Days | 14 (Base 50) | ||
| Moisture | |||
| Dew Point | 53 °F | ||
| Average Humidity | 73 | ||
| Maximum Humidity | 93 | ||
| Minimum Humidity | 53 | ||
| Precipitation | |||
| Precipitation | 0.00 in | 0.00 in | 0.00 in (2018) |
| Month to date precipitation | 0.00 | 0.00 | |
| Year to date precipitation | 2.24 | 10.53 | |
| Since 1 July precipitation | T | ||
| Sea Level Pressure | |||
| Sea Level Pressure | 30.00 in | ||
| Wind | |||
| Wind Speed | 7 mph (NW) | ||
| Max Wind Speed | 20 mph | ||
| Max Gust Speed | 23 mph | ||
| Visibility | 10 miles | ||
| Events | |||
| T = Trace of Precipitation, MM = Missing Value | Source: NWS Daily Summary |
Daily Weather History Graph
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Astronomy
| Aug. 04, 2013 | Rise | Set |
|---|---|---|
| Actual Time | 6:14 AM PDT | 8:12 PM PDT |
| Civil Twilight | 5:46 AM PDT | 8:40 PM PDT |
| Nautical Twilight | 5:11 AM PDT | 9:15 PM PDT |
| Astronomical Twilight | 4:34 AM PDT | 9:52 PM PDT |
| Moon | 4:21 AM PDT (8/4) | 6:38 PM PDT (8/4) |
| Length of Visible Light | 14h 54m | |
| Length of Day |
13h 57m
|
|
| Waning Crescent, 4% of the Moon is Illuminated | ||||
| Aug 4 Waning Crescent | Aug 6 New | Aug 14 First Quarter | Aug 20 Full | Aug 28 Last Quarter |
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 | 54.0 °F | 89% | 29.98 in | 10.0 mi | NNW | 3.5 mph | - | N/A | Clear | |
| 1:14 AM | 57.2 °F | 53.6 °F | 88% | 29.98 in | 10.0 mi | NNW | 3.5 mph | - | N/A | Mostly Cloudy | |
| 1:53 AM | 57.9 °F | 54.0 °F | 87% | 29.98 in | 10.0 mi | Calm | Calm | - | N/A | Overcast | |
| 2:53 AM | 57.9 °F | 54.0 °F | 87% | 29.99 in | 10.0 mi | Calm | Calm | - | N/A | Overcast | |
| 3:53 AM | 57.9 °F | 52.0 °F | 81% | 29.98 in | 10.0 mi | ESE | 6.9 mph | - | N/A | Overcast | |
| 4:53 AM | 57.0 °F | 52.0 °F | 83% | 29.99 in | 10.0 mi | ESE | 8.1 mph | - | N/A | Overcast | |
| 5:53 AM | 57.0 °F | 52.0 °F | 83% | 30.00 in | 10.0 mi | ESE | 6.9 mph | - | N/A | Overcast | |
| 6:53 AM | 57.0 °F | 52.0 °F | 83% | 30.00 in | 10.0 mi | SE | 6.9 mph | - | N/A | Overcast | |
| 7:13 AM | 55.4 °F | 53.6 °F | 94% | 30.00 in | 10.0 mi | ESE | 5.8 mph | - | N/A | Overcast | |
| 7:53 AM | 55.9 °F | 53.1 °F | 90% | 30.01 in | 10.0 mi | ESE | 4.6 mph | - | N/A | Overcast | |
| 8:53 AM | 55.9 °F | 53.1 °F | 90% | 30.02 in | 10.0 mi | ESE | 4.6 mph | - | N/A | Overcast | |
| 9:19 AM | 57.2 °F | 51.8 °F | 82% | 30.02 in | 10.0 mi | SE | 5.8 mph | - | N/A | Overcast | |
| 9:53 AM | 57.0 °F | 52.0 °F | 83% | 30.02 in | 10.0 mi | Variable | 3.5 mph | - | N/A | Overcast | |
| 10:31 AM | 59.0 °F | 51.8 °F | 77% | 30.02 in | 10.0 mi | Variable | 3.5 mph | - | N/A | Scattered Clouds | |
| 10:53 AM | 62.1 °F | 52.0 °F | 70% | 30.01 in | 10.0 mi | Calm | Calm | - | N/A | Partly Cloudy | |
| 11:53 AM | 66.9 °F | 53.1 °F | 61% | 30.01 in | 10.0 mi | Variable | 3.5 mph | - | N/A | Clear | |
| 12:53 PM | 70.0 °F | 54.0 °F | 57% | 30.00 in | 10.0 mi | WNW | 8.1 mph | - | N/A | Clear | |
| 1:53 PM | 73.0 °F | 55.0 °F | 53% | 29.98 in | 10.0 mi | West | 8.1 mph | - | N/A | Clear | |
| 2:53 PM | 73.0 °F | 55.0 °F | 53% | 29.97 in | 10.0 mi | NW | 10.4 mph | - | N/A | Clear | |
| 3:53 PM | 73.0 °F | 55.0 °F | 53% | 29.96 in | 10.0 mi | WNW | 12.7 mph | - | N/A | Clear | |
| 4:53 PM | 72.0 °F | 55.0 °F | 55% | 29.95 in | 10.0 mi | WNW | 12.7 mph | - | N/A | Clear | |
| 5:53 PM | 70.0 °F | 54.0 °F | 57% | 29.96 in | 10.0 mi | WNW | 15.0 mph | - | N/A | Clear | |
| 6:53 PM | 64.9 °F | 54.0 °F | 68% | 29.97 in | 10.0 mi | WNW | 15.0 mph | - | N/A | Clear | |
| 7:53 PM | 62.1 °F | 53.1 °F | 72% | 29.99 in | 10.0 mi | WNW | 16.1 mph | - | N/A | Clear | |
| 8:53 PM | 59.0 °F | 53.1 °F | 81% | 30.01 in | 10.0 mi | NW | 9.2 mph | - | N/A | Scattered Clouds | |
| 9:07 PM | 59.0 °F | 53.6 °F | 82% | 30.02 in | 10.0 mi | NNW | 10.4 mph | - | N/A | Mostly Cloudy | |
| 9:53 PM | 59.0 °F | 53.1 °F | 81% | 30.02 in | 10.0 mi | NW | 8.1 mph | - | N/A | Overcast | |
| 10:53 PM | 59.0 °F | 54.0 °F | 83% | 30.03 in | 10.0 mi | Variable | 4.6 mph | - | N/A | Overcast | |
| 11:53 PM | 59.0 °F | 54.0 °F | 83% | 30.02 in | 10.0 mi | Calm | Calm | - | N/A | Overcast |