History for Portsmouth, NH
Saturday, February 16, 2013 — View Current Conditions
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| Actual | Average | Record | |
|---|---|---|---|
| Temperature | |||
| Mean Temperature | 34 °F | - | |
| Max Temperature | 38 °F | 34 °F | 55 °F (1981) |
| Min Temperature | 29 °F | 18 °F | -4 °F (1987) |
| Degree Days | |||
| Heating Degree Days | 32 | ||
| Moisture | |||
| Dew Point | 26 °F | ||
| Average Humidity | 76 | ||
| Maximum Humidity | 94 | ||
| Minimum Humidity | 50 | ||
| Precipitation | |||
| Precipitation | 0.03 in | - | - () |
| Sea Level Pressure | |||
| Sea Level Pressure | 29.89 in | ||
| Wind | |||
| Wind Speed | 6 mph (NW) | ||
| Max Wind Speed | 14 mph | ||
| Max Gust Speed | 20 mph | ||
| Visibility | 7 miles | ||
| Events | Snow | ||
| T = Trace of Precipitation, MM = Missing Value | Source: NWS Daily Summary |
| May. 21, 2013 | Rise | Set |
|---|---|---|
| Actual Time | 6:39 AM EST | 5:16 PM EST |
| Civil Twilight | 6:10 AM EST | 5:45 PM EST |
| Nautical Twilight | 5:36 AM EST | 6:18 PM EST |
| Astronomical Twilight | 5:04 AM EST | 6:51 PM EST |
| Moon | 9:38 AM EST (2/16) | No Moon Set |
| Length Of Visible Light | 11h 35m | |
| Length of Day |
10h 36m
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| Waxing Crescent, 39% of the Moon is Illuminated | ||||
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Feb 16
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 12:55 AM | 29.1 °F | - | 26.2 °F | 89% | 29.94 in | 10.0 mi | Calm | Calm | - | N/A | Overcast | |
| 1:55 AM | 31.3 °F | - | 27.1 °F | 85% | 29.94 in | 10.0 mi | Calm | Calm | - | N/A | Overcast | |
| 2:55 AM | 30.9 °F | 26.2 °F | 27.5 °F | 87% | 29.93 in | 10.0 mi | West | 4.6 mph | - | N/A | Overcast | |
| 3:55 AM | 34.2 °F | 27.5 °F | 23.5 °F | 65% | 29.93 in | 10.0 mi | West | 8.1 mph | - | N/A | Overcast | |
| 4:44 AM | 33.8 °F | 27.0 °F | 26.6 °F | 75% | 29.93 in | 7.0 mi | NW | 8.1 mph | - | N/A | Snow | Light Snow Showers |
| 4:55 AM | 33.6 °F | 24.1 °F | 28.2 °F | 81% | 29.93 in | 4.0 mi | NW | 13.8 mph | - | 0.00 in | Snow | Light Snow Showers |
| 5:08 AM | 32.0 °F | 23.6 °F | 28.4 °F | 87% | 29.93 in | 2.5 mi | NW | 10.4 mph | - | N/A | Snow | Light Snow |
| 5:28 AM | 32.0 °F | 24.2 °F | 30.2 °F | 93% | 29.93 in | 3.0 mi | WNW | 9.2 mph | - | N/A | Snow | Light Snow |
| 5:55 AM | 32.2 °F | 24.4 °F | 30.2 °F | 92% | 29.94 in | 1.5 mi | WNW | 9.2 mph | - | 0.00 in | Snow | Light Snow |
| 6:05 AM | 32.0 °F | 24.8 °F | 30.2 °F | 93% | 29.93 in | 4.0 mi | NW | 8.1 mph | - | N/A | Snow | Light Snow |
| 6:28 AM | 32.0 °F | 23.6 °F | 30.2 °F | 93% | 29.93 in | 2.0 mi | NW | 10.4 mph | - | N/A | Snow | Light Snow |
| 6:55 AM | 32.0 °F | 24.8 °F | 30.4 °F | 94% | 29.93 in | 1.5 mi | WNW | 8.1 mph | - | 0.00 in | Snow | Light Snow |
| 7:55 AM | 32.0 °F | 24.8 °F | 30.6 °F | 94% | 29.94 in | 1.5 mi | WNW | 8.1 mph | - | 0.02 in | Snow | Light Snow |
| 8:14 AM | 32.0 °F | 25.6 °F | 30.2 °F | 93% | 29.94 in | 1.0 mi | WNW | 6.9 mph | - | N/A | Snow | Light Snow |
| 8:40 AM | 32.0 °F | 27.5 °F | 30.2 °F | 93% | 29.94 in | 1.5 mi | WNW | 4.6 mph | - | N/A | Snow | Light Snow |
| 8:55 AM | 32.4 °F | 27.9 °F | 30.9 °F | 94% | 29.94 in | 1.5 mi | WNW | 4.6 mph | - | 0.01 in | Snow | Light Snow |
| 9:40 AM | 33.8 °F | 30.8 °F | 30.2 °F | 87% | 29.94 in | 2.0 mi | NW | 3.5 mph | - | N/A | Snow | Light Snow |
| 9:55 AM | 33.4 °F | 29.1 °F | 31.1 °F | 91% | 29.93 in | 5.0 mi | NW | 4.6 mph | - | 0.00 in | Snow | Light Snow |
| 10:17 AM | 33.8 °F | 27.7 °F | 30.2 °F | 87% | 29.92 in | 10.0 mi | NW | 6.9 mph | - | N/A | Overcast | |
| 10:55 AM | 34.9 °F | 29.9 °F | 29.1 °F | 79% | 29.91 in | 10.0 mi | NW | 5.8 mph | - | 0.00 in | Overcast | |
| 11:55 AM | 36.0 °F | 29.6 °F | 27.7 °F | 72% | 29.90 in | 10.0 mi | WNW | 8.1 mph | - | N/A | Overcast | |
| 12:55 PM | 37.2 °F | 31.9 °F | 27.5 °F | 68% | 29.88 in | 10.0 mi | NNW | 6.9 mph | - | N/A | Overcast | |
| 1:55 PM | 38.5 °F | 36.1 °F | 25.3 °F | 59% | 29.86 in | 10.0 mi | Variable | 3.5 mph | - | N/A | Overcast | |
| 2:55 PM | 37.4 °F | 31.4 °F | 21.2 °F | 52% | 29.85 in | 10.0 mi | NW | 8.1 mph | - | N/A | Overcast | |
| 3:55 PM | 37.2 °F | 30.6 °F | 21.7 °F | 54% | 29.84 in | 10.0 mi | NNW | 9.2 mph | - | N/A | Overcast | |
| 4:55 PM | 36.5 °F | 29.7 °F | 20.8 °F | 53% | 29.83 in | 10.0 mi | NNW | 9.2 mph | - | N/A | Overcast | |
| 5:55 PM | 36.3 °F | 30.1 °F | 22.8 °F | 58% | 29.83 in | 10.0 mi | North | 8.1 mph | - | N/A | Overcast | |
| 6:55 PM | 34.7 °F | 27.5 °F | 20.1 °F | 55% | 29.83 in | 10.0 mi | NNW | 9.2 mph | - | N/A | Overcast | |
| 7:55 PM | 34.2 °F | 27.5 °F | 25.3 °F | 70% | 29.82 in | 10.0 mi | North | 8.1 mph | - | N/A | Overcast | |
| 8:55 PM | 32.9 °F | 25.9 °F | 20.7 °F | 61% | 29.81 in | 10.0 mi | North | 8.1 mph | - | N/A | Overcast | |
| 9:55 PM | 32.4 °F | 23.0 °F | 16.9 °F | 53% | 29.78 in | 10.0 mi | North | 12.7 mph | 19.6 mph | N/A | Overcast | |
| 10:55 PM | 31.5 °F | 23.5 °F | 16.7 °F | 54% | 29.77 in | 10.0 mi | North | 9.2 mph | - | N/A | Overcast | |
| 11:55 PM | 30.6 °F | 20.2 °F | 13.8 °F | 50% | 29.72 in | 10.0 mi | North | 13.8 mph | - | N/A | Overcast | |
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