History for Portland, ME
Saturday, March 9, 2013 — View Current Conditions
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| Actual | Average | Record | |
|---|---|---|---|
| Temperature | |||
| Mean Temperature | 36 °F | 31 °F | |
| Max Temperature | 44 °F | 40 °F | 55 °F (2012) |
| Min Temperature | 28 °F | 23 °F | -10 °F (1943) |
| Degree Days | |||
| Heating Degree Days | 29 | 34 | |
| Month to date heating degree days | 260 | 314 | |
| Since 1 July heating degree days | 4859 | 5356 | |
| Cooling Degree Days | 0 | 0 | |
| Month to date cooling degree days | 0 | 0 | |
| Year to date cooling degree days | 0 | 0 | |
| Moisture | |||
| Dew Point | 24 °F | ||
| Average Humidity | 70 | ||
| Maximum Humidity | 92 | ||
| Minimum Humidity | 48 | ||
| Precipitation | |||
| Precipitation | 0.00 in | 0.14 in | 2.18 in (1998) |
| Month to date precipitation | 0.24 | 1.16 | |
| Year to date precipitation | 7.67 | 7.79 | |
| Snow | |||
| Snow | 0.00 in | 0.50 in | 10.40 in (1905) |
| Month to date snowfall | 3.6 | 4.5 | |
| Since 1 July snowfall | 88.2 | 50.9 | |
| Snow Depth | 6.00 in | ||
| Sea Level Pressure | |||
| Sea Level Pressure | 30.27 in | ||
| Wind | |||
| Wind Speed | 8 mph (NE) | ||
| Max Wind Speed | 21 mph | ||
| Max Gust Speed | 28 mph | ||
| Visibility | 10 miles | ||
| Events | |||
| T = Trace of Precipitation, MM = Missing Value | Source: NWS Daily Summary |
| May. 18, 2013 | Rise | Set |
|---|---|---|
| Actual Time | 6:03 AM EST | 5:40 PM EST |
| Civil Twilight | 5:35 AM EST | 6:08 PM EST |
| Nautical Twilight | 5:01 AM EST | 6:42 PM EST |
| Astronomical Twilight | 4:28 AM EST | 7:15 PM EST |
| Moon | 4:29 AM EST (3/9) | 3:36 PM EST (3/9) |
| Length Of Visible Light | 12h 33m | |
| Length of Day |
11h 36m
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| Waning Crescent, 5% of the Moon is Illuminated | ||||
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Mar 9
Waning Crescent
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Mar 11
New
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Mar 19
First Quarter
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Mar 27
Full
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Apr 3
Last Quarter
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| Time (EST) | Temp. | Windchill | Dew Point | Humidity | Pressure | Visibility | Wind Dir | Wind Speed | Gust Speed | Precip | Events | Conditions |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 12:51 AM | 37.0 °F | 27.4 °F | 21.0 °F | 52% | 30.19 in | 10.0 mi | NNE | 17.3 mph | 21.9 mph | N/A | Clear | |
| 1:51 AM | 35.1 °F | 25.2 °F | 21.0 °F | 57% | 30.20 in | 10.0 mi | North | 16.1 mph | 24.2 mph | N/A | Clear | |
| 2:51 AM | 34.0 °F | 26.6 °F | 21.0 °F | 59% | 30.19 in | 10.0 mi | NNE | 9.2 mph | 21.9 mph | N/A | Clear | |
| 3:51 AM | 33.8 °F | 24.8 °F | 19.4 °F | 56% | 30.19 in | 10.0 mi | NNE | 12.7 mph | - | N/A | Clear | |
| 4:51 AM | 32.0 °F | 23.6 °F | 19.9 °F | 61% | 30.22 in | 10.0 mi | North | 10.4 mph | - | N/A | Clear | |
| 5:51 AM | 30.9 °F | 23.5 °F | 19.9 °F | 64% | 30.23 in | 10.0 mi | North | 8.1 mph | - | N/A | Clear | |
| 6:51 AM | 32.0 °F | 24.2 °F | 19.9 °F | 61% | 30.25 in | 10.0 mi | NNE | 9.2 mph | - | N/A | Clear | |
| 7:51 AM | 35.1 °F | 25.9 °F | 21.0 °F | 57% | 30.26 in | 10.0 mi | North | 13.8 mph | - | N/A | Clear | |
| 8:51 AM | 37.0 °F | 27.4 °F | 21.9 °F | 54% | 30.26 in | 10.0 mi | NNE | 17.3 mph | 23.0 mph | N/A | Clear | |
| 9:51 AM | 39.2 °F | 31.6 °F | 21.2 °F | 49% | 30.26 in | 10.0 mi | NE | 12.7 mph | - | N/A | Clear | |
| 10:51 AM | 39.9 °F | 34.5 °F | 23.0 °F | 51% | 30.27 in | 10.0 mi | ENE | 8.1 mph | - | N/A | Clear | |
| 11:51 AM | 41.0 °F | 35.8 °F | 26.1 °F | 55% | 30.27 in | 10.0 mi | East | 8.1 mph | - | N/A | Clear | |
| 12:51 PM | 42.1 °F | - | 26.1 °F | 53% | 30.26 in | 10.0 mi | North | - | - | N/A | Clear | |
| 1:51 PM | 44.1 °F | 38.6 °F | 26.1 °F | 49% | 30.26 in | 10.0 mi | ESE | 10.4 mph | - | N/A | Clear | |
| 2:51 PM | 43.0 °F | 37.7 °F | 26.1 °F | 51% | 30.26 in | 10.0 mi | East | 9.2 mph | - | N/A | Clear | |
| 3:51 PM | 41.0 °F | 37.1 °F | 28.0 °F | 60% | 30.27 in | 10.0 mi | ESE | 5.8 mph | - | N/A | Clear | |
| 4:51 PM | 39.0 °F | 34.0 °F | 28.9 °F | 67% | 30.29 in | 10.0 mi | SE | 6.9 mph | - | N/A | Clear | |
| 5:51 PM | 37.0 °F | 31.0 °F | 28.9 °F | 73% | 30.32 in | 10.0 mi | ESE | 8.1 mph | - | N/A | Clear | |
| 6:51 PM | 36.0 °F | - | 28.0 °F | 73% | 30.34 in | 10.0 mi | Calm | Calm | - | N/A | Clear | |
| 7:51 PM | 32.0 °F | 26.4 °F | 27.0 °F | 82% | 30.35 in | 10.0 mi | WNW | 5.8 mph | - | N/A | Clear | |
| 8:51 PM | 32.0 °F | - | 27.0 °F | 82% | 30.35 in | 10.0 mi | Calm | Calm | - | N/A | Clear | |
| 9:51 PM | 28.9 °F | - | 25.0 °F | 85% | 30.36 in | 10.0 mi | Calm | Calm | - | N/A | Clear | |
| 10:51 PM | 28.9 °F | - | 26.1 °F | 89% | 30.37 in | 10.0 mi | Calm | Calm | - | N/A | Clear | |
| 11:51 PM | 28.9 °F | 25.2 °F | 26.1 °F | 89% | 30.38 in | 10.0 mi | WNW | 3.5 mph | - | N/A | Clear | |
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