History for Portland, ME
Tuesday, February 12, 2013 — View Current Conditions
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| Actual | Average | Record | |
|---|---|---|---|
| Temperature | |||
| Mean Temperature | 37 °F | 25 °F | |
| Max Temperature | 45 °F | 34 °F | 51 °F (1984) |
| Min Temperature | 29 °F | 16 °F | -13 °F (1959) |
| Degree Days | |||
| Heating Degree Days | 28 | 40 | |
| Month to date heating degree days | 505 | 495 | |
| Since 1 July heating degree days | 4076 | 4431 | |
| Cooling Degree Days | 0 | 0 | |
| Month to date cooling degree days | 0 | 0 | |
| Year to date cooling degree days | 0 | 0 | |
| Moisture | |||
| Dew Point | 28 °F | ||
| Average Humidity | 75 | ||
| Maximum Humidity | 100 | ||
| Minimum Humidity | 49 | ||
| Precipitation | |||
| Precipitation | 0.00 in | 0.12 in | 2.09 in (1881) |
| Month to date precipitation | 3.02 | 1.32 | |
| Year to date precipitation | 4.38 | 4.70 | |
| Snow | |||
| Snow | 0.00 in | 0.40 in | 12.70 in (1988) |
| Month to date snowfall | 33.9 | 5.4 | |
| Since 1 July snowfall | 68.9 | 39.7 | |
| Snow Depth | 13.00 in | ||
| Sea Level Pressure | |||
| Sea Level Pressure | 29.61 in | ||
| Wind | |||
| Wind Speed | 9 mph (WSW) | ||
| Max Wind Speed | 22 mph | ||
| Max Gust Speed | 28 mph | ||
| Visibility | 7 miles | ||
| Events | Fog | ||
| T = Trace of Precipitation, MM = Missing Value | Source: NWS Daily Summary |
| May. 22, 2013 | Rise | Set |
|---|---|---|
| Actual Time | 6:43 AM EST | 5:07 PM EST |
| Civil Twilight | 6:14 AM EST | 5:37 PM EST |
| Nautical Twilight | 5:40 AM EST | 6:11 PM EST |
| Astronomical Twilight | 5:07 AM EST | 6:44 PM EST |
| Moon | 7:32 AM EST (2/12) | 8:12 PM EST (2/12) |
| Length Of Visible Light | 11h 23m | |
| Length of Day |
10h 24m
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| Waxing Crescent, 7% of the Moon is Illuminated | ||||
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Feb 12
Waxing Crescent
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Feb 17
First Quarter
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Feb 25
Full
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Mar 4
Last Quarter
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Mar 11
New
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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 | 30.0 °F | 26.5 °F | 28.9 °F | 96% | 29.57 in | 1.5 mi | NW | 3.5 mph | - | N/A | Overcast | |
| 1:00 AM | 30.0 °F | - | 28.9 °F | 96% | 29.57 in | 1.0 mi | Calm | Calm | - | N/A | Overcast | |
| 1:38 AM | 30.0 °F | 26.5 °F | 28.9 °F | 96% | 29.54 in | 0.8 mi | East | 3.5 mph | - | N/A | Overcast | |
| 1:51 AM | 30.0 °F | - | 28.9 °F | 96% | 29.55 in | 0.5 mi | Calm | Calm | - | N/A | Fog | Light Freezing Fog |
| 2:18 AM | 30.0 °F | 23.2 °F | 28.9 °F | 96% | 29.54 in | 1.2 mi | South | 6.9 mph | - | N/A | Overcast | |
| 2:20 AM | 30.0 °F | 23.2 °F | 28.9 °F | 96% | 29.54 in | 2.0 mi | SSW | 6.9 mph | - | N/A | Overcast | |
| 2:29 AM | 30.0 °F | 26.5 °F | 28.9 °F | 96% | 29.54 in | 4.0 mi | SSW | 3.5 mph | - | N/A | Overcast | |
| 2:51 AM | 30.9 °F | - | 30.0 °F | 96% | 29.55 in | 5.0 mi | Calm | Calm | - | N/A | Overcast | |
| 3:51 AM | 30.0 °F | 23.2 °F | 28.0 °F | 92% | 29.54 in | 4.0 mi | North | 6.9 mph | - | N/A | Mostly Cloudy | |
| 4:37 AM | 30.0 °F | - | 27.0 °F | 88% | 29.55 in | 1.8 mi | Calm | Calm | - | N/A | Overcast | |
| 4:40 AM | 30.0 °F | - | 28.0 °F | 92% | 29.55 in | 0.8 mi | Calm | Calm | - | N/A | Overcast | |
| 4:48 AM | 28.4 °F | 24.6 °F | 28.4 °F | 100% | 29.55 in | 0.2 mi | West | 3.5 mph | - | N/A | Fog | Light Freezing Fog |
| 4:51 AM | 28.9 °F | - | 28.0 °F | 96% | 29.56 in | 0.2 mi | Calm | Calm | - | N/A | Fog | Light Freezing Fog |
| 5:16 AM | 28.9 °F | 23.9 °F | 28.0 °F | 96% | 29.55 in | 0.8 mi | West | 4.6 mph | - | N/A | Overcast | |
| 5:20 AM | 30.0 °F | 24.1 °F | 28.0 °F | 92% | 29.55 in | 1.5 mi | West | 5.8 mph | - | N/A | Overcast | |
| 5:28 AM | 30.0 °F | 24.1 °F | 28.0 °F | 92% | 29.56 in | 9.0 mi | West | 5.8 mph | - | N/A | Fog | Patches of Fog |
| 5:51 AM | 28.9 °F | 22.8 °F | 28.0 °F | 96% | 29.56 in | 7.0 mi | SW | 5.8 mph | - | N/A | Overcast | |
| 6:51 AM | 32.0 °F | - | 28.4 °F | 87% | 29.57 in | 10.0 mi | Calm | Calm | - | N/A | Partly Cloudy | |
| 7:51 AM | 35.1 °F | 27.9 °F | 28.9 °F | 78% | 29.59 in | 10.0 mi | WNW | 9.2 mph | - | N/A | Clear | |
| 8:51 AM | 36.0 °F | 29.6 °F | 28.9 °F | 76% | 29.58 in | 10.0 mi | WSW | 8.1 mph | - | N/A | Partly Cloudy | |
| 9:51 AM | 39.0 °F | 30.3 °F | 28.9 °F | 67% | 29.59 in | 10.0 mi | West | 16.1 mph | - | N/A | Partly Cloudy | |
| 10:51 AM | 41.0 °F | 33.9 °F | 28.0 °F | 60% | 29.60 in | 10.0 mi | West | 12.7 mph | 19.6 mph | N/A | Scattered Clouds | |
| 11:51 AM | 42.1 °F | 33.6 °F | 27.0 °F | 55% | 29.60 in | 10.0 mi | West | 18.4 mph | 24.2 mph | N/A | Mostly Cloudy | |
| 12:51 PM | 45.0 °F | 38.2 °F | 27.0 °F | 49% | 29.60 in | 10.0 mi | West | 15.0 mph | 25.3 mph | N/A | Mostly Cloudy | |
| 1:51 PM | 43.0 °F | 35.4 °F | 26.1 °F | 51% | 29.60 in | 10.0 mi | West | 16.1 mph | 27.6 mph | N/A | Mostly Cloudy | |
| 2:51 PM | 43.0 °F | 37.2 °F | 26.1 °F | 51% | 29.62 in | 10.0 mi | West | 10.4 mph | - | N/A | Mostly Cloudy | |
| 3:51 PM | 42.1 °F | 35.2 °F | 26.1 °F | 53% | 29.63 in | 10.0 mi | West | 12.7 mph | 25.3 mph | N/A | Clear | |
| 4:51 PM | 41.0 °F | 33.9 °F | 27.0 °F | 57% | 29.65 in | 10.0 mi | West | 12.7 mph | - | N/A | Overcast | |
| 5:51 PM | 39.9 °F | 33.9 °F | 27.0 °F | 60% | 29.68 in | 10.0 mi | SW | 9.2 mph | - | N/A | Overcast | |
| 6:51 PM | 39.0 °F | 34.0 °F | 27.0 °F | 62% | 29.70 in | 10.0 mi | SW | 6.9 mph | - | N/A | Mostly Cloudy | |
| 7:51 PM | 37.9 °F | 32.1 °F | 27.0 °F | 65% | 29.71 in | 10.0 mi | WSW | 8.1 mph | - | N/A | Clear | |
| 8:51 PM | 36.0 °F | 30.3 °F | 26.1 °F | 67% | 29.75 in | 10.0 mi | WSW | 6.9 mph | - | N/A | Clear | |
| 9:51 PM | 36.0 °F | 28.5 °F | 27.0 °F | 70% | 29.79 in | 10.0 mi | WSW | 10.4 mph | - | N/A | Clear | |
| 10:51 PM | 36.0 °F | 29.0 °F | 26.1 °F | 67% | 29.76 in | 10.0 mi | West | 9.2 mph | - | N/A | Clear | |
| 11:51 PM | 36.0 °F | 28.5 °F | 26.1 °F | 67% | 29.75 in | 10.0 mi | West | 10.4 mph | - | N/A | Clear | |
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