Weather History for KSMO - April, 2017
| Actual | Average | Record | |
|---|---|---|---|
| Temperature | |||
| Mean Temperature | 68 °F | - | |
| Max Temperature | 79 °F | 74 °F | 93 °F (1987) |
| Min Temperature | 59 °F | 52 °F | 39 °F (1963) |
| Cooling Degree Days | 3 | ||
| Growing Degree Days | 18 (Base 50) | ||
| Moisture | |||
| Dew Point | 49 °F | ||
| Average Humidity | 51 | ||
| Maximum Humidity | 87 | ||
| Minimum Humidity | 30 | ||
| Precipitation | |||
| Precipitation | 0.00 in | - | - () |
| Sea Level Pressure | |||
| Sea Level Pressure | 29.90 in | ||
| Wind | |||
| Wind Speed | 4 mph (SSW) | ||
| Max Wind Speed | 12 mph | ||
| Max Gust Speed | 18 mph | ||
| Visibility | 10 miles | ||
| Events | |||
Averages and records for this station are not official NWS values.
| T = Trace of Precipitation, MM = Missing Value | Source: NWS Daily Summary |
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Astronomy
| Apr. 21, 2017 | Rise | Set |
|---|---|---|
| Actual Time | 6:15 AM PDT | 7:30 PM PDT |
| Civil Twilight | 5:49 AM PDT | 7:56 PM PDT |
| Nautical Twilight | 5:18 AM PDT | 8:27 PM PDT |
| Astronomical Twilight | 4:45 AM PDT | 8:59 PM PDT |
| Moon | 3:18 AM PDT (4/21) | 2:34 PM PDT (4/21) |
| Length of Visible Light | 14h 07m | |
| Length of Day |
13h 14m
|
|
| Waning Crescent, 27% of the Moon is Illuminated | ||||
| Apr 21 Waning Crescent | Apr 26 New | May 2 First Quarter | May 10 Full | May 18 Last Quarter |
Hourly Weather History & Observations
| Time (PDT) | Temp. | Dew Point | Humidity | Pressure | Visibility | Wind Dir | Wind Speed | Gust Speed | Precip | Events | Conditions |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 12:51 AM | 70.0 °F | 37.9 °F | 31% | 29.96 in | 10.0 mi | Variable | 3.5 mph | - | N/A | Clear | |
| 1:51 AM | 68.0 °F | 39.0 °F | 35% | 29.95 in | 10.0 mi | Calm | Calm | - | N/A | Clear | |
| 2:51 AM | 68.0 °F | 37.0 °F | 32% | 29.93 in | 10.0 mi | ENE | 4.6 mph | - | N/A | Clear | |
| 3:51 AM | 62.1 °F | 48.0 °F | 60% | 29.93 in | 10.0 mi | East | 5.8 mph | - | N/A | Clear | |
| 4:51 AM | 59.0 °F | 52.0 °F | 78% | 29.93 in | 10.0 mi | Calm | Calm | - | N/A | Clear | |
| 5:51 AM | 59.0 °F | 55.0 °F | 87% | 29.93 in | 10.0 mi | NE | 4.6 mph | - | N/A | Clear | |
| 6:51 AM | 59.0 °F | 55.0 °F | 87% | 29.94 in | 9.0 mi | ENE | 3.5 mph | - | N/A | Clear | |
| 7:51 AM | 63.0 °F | 55.0 °F | 75% | 29.94 in | 10.0 mi | Calm | Calm | - | N/A | Clear | |
| 8:51 AM | 68.0 °F | 53.1 °F | 59% | 29.93 in | 10.0 mi | East | 5.8 mph | - | N/A | Clear | |
| 9:51 AM | 75.9 °F | 46.9 °F | 36% | 29.92 in | 10.0 mi | Variable | 4.6 mph | - | N/A | Clear | |
| 10:51 AM | 73.9 °F | 55.9 °F | 53% | 29.93 in | 10.0 mi | SW | 6.9 mph | - | N/A | Clear | |
| 11:51 AM | 72.0 °F | 55.9 °F | 57% | 29.92 in | 10.0 mi | SW | 9.2 mph | - | N/A | Clear | |
| 12:51 PM | 70.0 °F | 54.0 °F | 57% | 29.91 in | 10.0 mi | SW | 10.4 mph | - | N/A | Clear | |
| 1:51 PM | 69.1 °F | 57.9 °F | 68% | 29.91 in | 10.0 mi | WSW | 11.5 mph | 18.4 mph | N/A | Clear | |
| 2:51 PM | 73.9 °F | 48.0 °F | 40% | 29.89 in | 10.0 mi | West | 10.4 mph | - | N/A | Clear | |
| 3:51 PM | 75.9 °F | 45.0 °F | 33% | 29.86 in | 10.0 mi | WSW | 6.9 mph | - | N/A | Clear | |
| 4:51 PM | 75.9 °F | 44.1 °F | 32% | 29.84 in | 10.0 mi | Variable | 6.9 mph | - | N/A | Clear | |
| 5:51 PM | 77.0 °F | 43.0 °F | 30% | 29.83 in | 10.0 mi | West | 6.9 mph | - | N/A | Clear | |
| 6:51 PM | 75.9 °F | 42.1 °F | 30% | 29.82 in | 10.0 mi | WSW | 5.8 mph | - | N/A | Clear | |
| 7:51 PM | 73.0 °F | 46.0 °F | 38% | 29.83 in | 10.0 mi | Calm | Calm | - | N/A | Clear | |
| 8:51 PM | 70.0 °F | 46.9 °F | 44% | 29.84 in | 10.0 mi | Calm | Calm | - | N/A | Clear | |
| 9:51 PM | 70.0 °F | 50.0 °F | 49% | 29.85 in | 10.0 mi | Calm | Calm | - | N/A | Clear | |
| 10:51 PM | 69.1 °F | 51.1 °F | 53% | 29.86 in | 10.0 mi | Calm | Calm | - | N/A | Clear | |
| 11:51 PM | 68.0 °F | 51.1 °F | 55% | 29.87 in | 10.0 mi | ESE | 3.5 mph | - | N/A | Clear |