Portsmouth in january: average Weather, Temperature and Climate
Weather in Portsmouth in january 2025
The weather in Portsmouth in the month of january comes from statistical datas on the past years. You can view the weather statistics for all the month, but also navigating through the tabs for the beginning, the middle and the end of the month.
Average weather throughout january
perfect weather UV index: 7
Weather at 6am
79°F
Partly Cloudy
44% of time
33%
17%
4%
Weather at 12pm
81°F
Clear/Sunny
34% of time
33%
31%
3%
Weather at 6pm
81°F
Partly Cloudy
41% of time
31%
27%
2%
Weather at 3am
79°F
43%
36%
19%
4%
Evolution of daily average temperature and precipitation in Portsmouth in january
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Portsmouth in january.
The climate of Portsmouth in january is perfect
The weather in january in Portsmouth is wet (with 2.8in of rainfall over 4 days). It should be noted an improvement from the previous month since in december it receives an average of 3.6in of rainfall over 5 days.
The climate pleasant here this month. The high seasonal norm is 81°F. In the morning the temperature drops to 79°F. Thus, the mean temperature average in january in Portsmouth is 81°F. Note that seasonal normals are in contrast with those observed in Portsmouth in the month of january with a maximum record of 83°F in 2015 and a minimum record of 65°F in 2019.
On average, in Portsmouth, the days of january last 11:19. Sunrise is at 06:36 and sunset is at 17:55.
With a good weather, this month is recommended to go in Portsmouth.
Seasonal average climate and temperature of Portsmouth in january
Check below seasonal norms These datas are compiled from the weather statements of the past years of january.
| January | |||||
| Outside temperature | |||||
| Average temperature | 81°F | ||||
| Highest temperature | 81°F | ||||
| Lowest temperature | 79°F | ||||
| Highest record temperature | 83°F (2015) | ||||
| Lowest record temperature | 65°F (2019) | ||||
| Number of days at +65°F | 31 day(s) (100%) | ||||
| Sea temperature | |||||
| Average sea temperature | 82°F | ||||
| Lowest sea temperature | 81°F | ||||
| Highest sea temperature | 83°F | ||||
| Wind | |||||
| Wind speed | 28km/h | ||||
| Wind temperature | 79°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 2.8in | ||||
| Number of days with rainfall | 4 day(s) (12%) | ||||
| Record daily rainfall | 1.1in (2011) | ||||
| Other climate data | |||||
| Humidity | 76% | ||||
| Visibility | 9.72km | ||||
| Cloud cover | 37% | ||||
| UV index | 7 | ||||
| Daily sunshine hours | 9 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 06:36 | ||||
| Time of sunset | 17:55 | ||||
| Length of day | 11:19 | ||||
| Our opinion about the weather in january | |||||
| Our opinion at whereandwhen.net | perfect | ||||
How was the weather last january?
Here is the day by day recorded weather in Portsmouth in january 2024:
77°F to 81°F
77°F to 81°F
79°F to 83°F
79°F to 83°F
79°F to 81°F
77°F to 81°F
79°F to 81°F
77°F to 81°F
79°F to 81°F
79°F to 81°F
79°F to 81°F
79°F to 81°F
79°F to 81°F
77°F to 81°F
77°F to 79°F
77°F to 79°F
79°F to 81°F
79°F to 81°F
79°F to 81°F
79°F to 81°F
79°F to 81°F
79°F to 81°F
77°F to 79°F
79°F to 81°F
77°F to 79°F
77°F to 79°F
77°F to 81°F
77°F to 81°F
77°F to 79°F
77°F to 81°F
77°F to 81°F
Map: other cities in Dominica in january
Cities near Portsmouth:
| Saint-Joseph (Dominica) in january | perfect weather |
| Wesley in january | good weather |
| Marigot (Dominica) in january | good weather |
| Mahaut in january | good weather |
| Castle Bruce in january | good weather |
| Roseau in january | good weather |
| Rosalie in january | perfect weather |
| Berekua in january | perfect weather |
Click over cities on the map for information about the weather in january.
Portsmouth
perfect weather
good
tolerable
bad
very bad
Weather data for Portsmouth in january:
Weather data for Portsmouth for january are derived from an average of the weather forecast since 2009 in Portsmouth. There is a margin of error and these forecasts are to be considered as general information only. The weather in Portsmouth can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Portsmouth.