Portsmouth Weather In December 2018
Historical Data for December 2018 in Portsmouth, United States
| Temperature | Max | Average | Min | |
|---|---|---|---|---|
| Max Temperature | 16.0°C (60.8°F) | 5.87°C (42.57°F) | -0.0°C (0°F) | |
| Avg Temperature | 15.0°C (59.0°F) | 3.61°C (38.5°F) | -2.0°C (28.4°F) | |
| Min Temperature | 10.0°C (50.0°F) | 0.26°C (32.47°F) | -5.0°C (23.0°F) | |
| Dew Point | Max | Average | Min | |
| Dew Point | 13.0°C (55.4°F) | -2.71°C (27.12°F) | -16.0°C (3.2°F) | |
| Precipitation | Max | Average | Min | Sum |
| Precipitation | 56.1mm | 2.21in | 5.59mm | 0.22in | 0.0mm | 0in | 173.3mm | 6.82in |
| Snowdepth | 0.8mm | 0.03in | 0.07mm | 0.0in | 0.0mm | 0in | 2.3mm | 0.09in |
| Wind | Max | Average | Min | |
| Wind | 29.0kmh | 18.02mph | 15.16kmh | 9.42mph | 6.0kmh | 3.73mph | |
| Gust Wind | 53.0kmh | 32.93mph | 23.42kmh | 14.55mph | 10.0kmh | 6.21mph | |
| Sea Level Pressure | Max | Average | Min | |
| Sea Level Pressure | 56.1mb | 5.59mb | 0.0mb |
December 2018 Graph
December 2018 - Daily Observations
| Time | Temperature | Dew Point | Humidity | Wind Speed | Pressure | Precipitation |
|---|---|---|---|---|---|---|
| December | ° C | ° F | ° C | ° F | % | Kph | Mph | Hg | Mb | Total (mm/in) |
| 2018-12-01 | 4 | 39.2 | -2 | 28.4 | 73 | 7 | 4.35 | 30.18 | 1022 | 0.0 | 0.0 |
| 2018-12-02 | 11 | 51.8 | 9 | 48.2 | 94 | 18 | 11.18 | 29.85 | 1011 | 28.0 | 1.1 |
| 2018-12-03 | 11 | 51.8 | 7 | 44.6 | 80 | 16 | 9.94 | 29.62 | 1003 | 1.5 | 0.06 |
| 2018-12-04 | 2 | 35.6 | -5 | 23.0 | 60 | 17 | 10.56 | 29.88 | 1012 | 0.0 | 0.0 |
| 2018-12-05 | 0 | 32.0 | -11 | 12.2 | 45 | 10 | 6.21 | 30.06 | 1018 | 0.0 | 0.0 |
| 2018-12-06 | 2 | 35.6 | -7 | 19.4 | 54 | 15 | 9.32 | 30.12 | 1020 | 0.0 | 0.0 |
| 2018-12-07 | 1 | 33.8 | -7 | 19.4 | 56 | 19 | 11.81 | 30.24 | 1024 | 0.8 | 0.03 |
| 2018-12-08 | -2 | 28.4 | -16 | 3.2 | 37 | 15 | 9.32 | 30.45 | 1031 | 0.0 | 0.0 |
| 2018-12-09 | -1 | 30.2 | -9 | 15.8 | 57 | 13 | 8.08 | 30.36 | 1028 | 0.0 | 0.0 |
| 2018-12-10 | 0 | 32.0 | -8 | 17.6 | 58 | 13 | 8.08 | 30.12 | 1020 | 0.0 | 0.0 |
| 2018-12-11 | 1 | 33.8 | -7 | 19.4 | 62 | 6 | 3.73 | 30.09 | 1019 | 0.4 | 0.02 |
| 2018-12-12 | 0 | 32.0 | -7 | 19.4 | 61 | 15 | 9.32 | 30.06 | 1018 | 0.9 | 0.04 |
| 2018-12-13 | 1 | 33.8 | -6 | 21.2 | 62 | 11 | 6.84 | 30.47 | 1032 | 0.0 | 0.0 |
| 2018-12-14 | 6 | 42.8 | 2 | 35.6 | 82 | 9 | 5.59 | 30.45 | 1031 | 0.0 | 0.0 |
| 2018-12-15 | 9 | 48.2 | 7 | 44.6 | 89 | 12 | 7.46 | 30.18 | 1022 | 2.1 | 0.08 |
| 2018-12-16 | 5 | 41.0 | 3 | 37.4 | 82 | 25 | 15.53 | 30.0 | 1016 | 28.6 | 1.13 |
| 2018-12-17 | 4 | 39.2 | 1 | 33.8 | 79 | 23 | 14.29 | 29.62 | 1003 | 10.2 | 0.4 |
| 2018-12-18 | -2 | 28.4 | -10 | 14.0 | 52 | 27 | 16.78 | 29.88 | 1012 | 0.4 | 0.02 |
| 2018-12-19 | 1 | 33.8 | -10 | 14.0 | 49 | 11 | 6.84 | 30.09 | 1019 | 0.0 | 0.0 |
| 2018-12-20 | 6 | 42.8 | 1 | 33.8 | 75 | 10 | 6.21 | 30.09 | 1019 | 0.5 | 0.02 |
| 2018-12-21 | 15 | 59.0 | 13 | 55.4 | 93 | 29 | 18.02 | 29.62 | 1003 | 56.1 | 2.21 |
| 2018-12-22 | 7 | 44.6 | 4 | 39.2 | 79 | 25 | 15.53 | 29.47 | 998 | 1.9 | 0.07 |
| 2018-12-23 | 2 | 35.6 | -5 | 23.0 | 60 | 14 | 8.7 | 30.06 | 1018 | 0.0 | 0.0 |
| 2018-12-24 | 2 | 35.6 | -2 | 28.4 | 74 | 9 | 5.59 | 30.03 | 1017 | 0.6 | 0.02 |
| 2018-12-25 | 2 | 35.6 | -7 | 19.4 | 57 | 15 | 9.32 | 30.18 | 1022 | 0.0 | 0.0 |
| 2018-12-26 | 1 | 33.8 | -9 | 15.8 | 50 | 13 | 8.08 | 30.39 | 1029 | 0.0 | 0.0 |
| 2018-12-27 | 1 | 33.8 | -7 | 19.4 | 57 | 12 | 7.46 | 30.56 | 1035 | 0.0 | 0.0 |
| 2018-12-28 | 10 | 50.0 | 7 | 44.6 | 88 | 25 | 15.53 | 30.15 | 1021 | 37.0 | 1.46 |
| 2018-12-29 | 8 | 46.4 | 4 | 39.2 | 75 | 19 | 11.81 | 29.94 | 1014 | 0.2 | 0.01 |
| 2018-12-30 | 1 | 33.8 | -6 | 21.2 | 61 | 7 | 4.35 | 30.21 | 1023 | 0.0 | 0.0 |
| 2018-12-31 | 4 | 39.2 | -1 | 30.2 | 71 | 10 | 6.21 | 30.3 | 1026 | 4.1 | 0.16 |