History for Philadelphia, PA
Saturday, December 24, 2011 — View Current Conditions
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| Actual | Average | Record | |
|---|---|---|---|
| Temperature | |||
| Mean Temperature | 35 °F | 35 °F | |
| Max Temperature | 40 °F | 42 °F | 64 °F (1990) |
| Min Temperature | 30 °F | 28 °F | 3 °F (1983) |
| Degree Days | |||
| Heating Degree Days | 30 | 30 | |
| Month to date heating degree days | 505 | 640 | |
| Since 1 July heating degree days | 1158 | 1456 | |
| Cooling Degree Days | 0 | 0 | |
| Month to date cooling degree days | 0 | 0 | |
| Year to date cooling degree days | 1617 | 1301 | |
| Moisture | |||
| Dew Point | 21 °F | ||
| Average Humidity | 55 | ||
| Maximum Humidity | 70 | ||
| Minimum Humidity | 40 | ||
| Precipitation | |||
| Precipitation | 0.00 in | 0.11 in | 1.74 in (2003) |
| Month to date precipitation | 3.80 | 2.86 | |
| Year to date precipitation | 63.76 | 40.83 | |
| Snow | |||
| Snow | 0.00 in | 0.10 in | 12.40 in (1966) |
| Month to date snowfall | 0.0 | 2.2 | |
| Since 1 July snowfall | 0.3 | 2.5 | |
| Snow Depth | 0.00 in | ||
| Sea Level Pressure | |||
| Sea Level Pressure | 30.40 in | ||
| Wind | |||
| Wind Speed | 7 mph (North) | ||
| Max Wind Speed | 17 mph | ||
| Max Gust Speed | 21 mph | ||
| Visibility | 10 miles | ||
| Events | |||
| T = Trace of Precipitation, MM = Missing Value | Source: NWS Daily Summary |
| May. 19, 2013 | Rise | Set |
|---|---|---|
| Actual Time | 7:20 AM EST | 4:40 PM EST |
| Civil Twilight | 6:49 AM EST | 5:11 PM EST |
| Nautical Twilight | 6:15 AM EST | 5:45 PM EST |
| Astronomical Twilight | 5:42 AM EST | 6:18 PM EST |
| Moon | 7:06 AM EST (12/24) | 4:51 PM EST (12/24) |
| Length Of Visible Light | 10h 21m | |
| Length of Day |
9h 20m
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| Waning Crescent, 0% of the Moon is Illuminated | ||||
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Dec 24
Waning Crescent
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Dec 24
New
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Jan 1
First Quarter
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Jan 9
Full
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Jan 16
Last Quarter
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| Time (EST) | Temp. | Windchill | Dew Point | Humidity | Pressure | Visibility | Wind Dir | Wind Speed | Gust Speed | Precip | Events | Conditions |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 12:54 AM | 37.0 °F | 33.3 °F | 28.0 °F | 70% | 30.23 in | 10.0 mi | North | 4.6 mph | - | N/A | Clear | |
| 1:54 AM | 35.1 °F | 30.1 °F | 27.0 °F | 72% | 30.25 in | 10.0 mi | NNW | 5.8 mph | - | N/A | Partly Cloudy | |
| 2:54 AM | 35.1 °F | 31.0 °F | 26.1 °F | 70% | 30.26 in | 10.0 mi | North | 4.6 mph | - | N/A | Mostly Cloudy | |
| 3:54 AM | 36.0 °F | 28.5 °F | 25.0 °F | 64% | 30.29 in | 10.0 mi | North | 10.4 mph | - | N/A | Overcast | |
| 4:54 AM | 35.1 °F | 27.4 °F | 23.0 °F | 61% | 30.30 in | 10.0 mi | North | 10.4 mph | - | N/A | Overcast | |
| 5:54 AM | 34.0 °F | 28.8 °F | 23.0 °F | 64% | 30.34 in | 10.0 mi | North | 5.8 mph | - | N/A | Overcast | |
| 6:54 AM | 34.0 °F | 28.8 °F | 21.0 °F | 59% | 30.38 in | 10.0 mi | North | 5.8 mph | - | N/A | Overcast | |
| 7:54 AM | 34.0 °F | 31.0 °F | 21.9 °F | 61% | 30.40 in | 10.0 mi | North | 3.5 mph | - | N/A | Mostly Cloudy | |
| 8:54 AM | 35.1 °F | 31.0 °F | 21.0 °F | 57% | 30.43 in | 10.0 mi | North | 4.6 mph | - | N/A | Mostly Cloudy | |
| 9:54 AM | 37.0 °F | 31.6 °F | 23.0 °F | 57% | 30.45 in | 10.0 mi | NNE | 6.9 mph | - | N/A | Scattered Clouds | |
| 10:54 AM | 37.0 °F | 29.3 °F | 21.9 °F | 54% | 30.45 in | 10.0 mi | NNW | 11.5 mph | - | N/A | Mostly Cloudy | |
| 11:54 AM | 39.0 °F | 32.3 °F | 21.9 °F | 50% | 30.43 in | 10.0 mi | North | 10.4 mph | 20.7 mph | N/A | Mostly Cloudy | |
| 12:54 PM | 39.0 °F | 31.0 °F | 21.0 °F | 49% | 30.42 in | 10.0 mi | NNW | 13.8 mph | - | N/A | Scattered Clouds | |
| 1:54 PM | 39.0 °F | 32.3 °F | 19.0 °F | 45% | 30.42 in | 10.0 mi | NNW | 10.4 mph | - | N/A | Scattered Clouds | |
| 2:54 PM | 39.9 °F | 31.8 °F | 18.0 °F | 41% | 30.41 in | 10.0 mi | NNW | 15.0 mph | - | N/A | Scattered Clouds | |
| 3:54 PM | 39.0 °F | 33.4 °F | 18.0 °F | 43% | 30.41 in | 10.0 mi | North | 8.1 mph | 18.4 mph | N/A | Partly Cloudy | |
| 4:54 PM | 37.0 °F | 32.4 °F | 18.0 °F | 46% | 30.44 in | 10.0 mi | North | 5.8 mph | - | N/A | Partly Cloudy | |
| 5:54 PM | 37.0 °F | 34.5 °F | 16.0 °F | 42% | 30.45 in | 10.0 mi | NNW | 3.5 mph | - | N/A | Partly Cloudy | |
| 6:54 PM | 36.0 °F | 33.3 °F | 17.1 °F | 46% | 30.46 in | 10.0 mi | North | 3.5 mph | - | N/A | Clear | |
| 7:54 PM | 34.0 °F | - | 18.0 °F | 52% | 30.49 in | 10.0 mi | Calm | Calm | - | N/A | Clear | |
| 8:54 PM | 33.1 °F | - | 23.0 °F | 66% | 30.48 in | 10.0 mi | Calm | Calm | - | N/A | Clear | |
| 9:54 PM | 30.0 °F | 24.1 °F | 21.9 °F | 72% | 30.46 in | 10.0 mi | ESE | 5.8 mph | - | N/A | Clear | |
| 10:54 PM | 30.9 °F | 26.2 °F | 21.9 °F | 69% | 30.44 in | 10.0 mi | ESE | 4.6 mph | - | N/A | Clear | |
| 11:54 PM | 30.0 °F | 26.5 °F | 19.9 °F | 66% | 30.43 in | 10.0 mi | ESE | 3.5 mph | - | N/A | Partly Cloudy | |
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