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Weather in Portsmouth for January 2025

Your guide to Portsmouth weather in January - trends and predictions

    Snow Forecast ❄️

  • Snowfall in Portsmouth during January is quite rare, with fewer than 2 snowy days on average.
    According to Portsmouth snow forecast for January 2025, no snow is expected at the beginning of the month.

    • Temperatures

  • The forecast for the upcoming days in Portsmouth predicts a temperature of 8.9 °C, which is slightly above the historical average.

  • In general, the average temperature in Portsmouth at the beginning of January is 7.7 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 9 °C by the end of January.

    • Rain 🌧️

  • Portsmouth in January brings notable rainfall, with an average of 17 rainy days and a total precipitation of 75.5 mm.

    • More

  • New Year's Day weather in Portsmouth 🎉 - See the complete forecast for Monday, 1 January.

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
13
Dry days
Average rainy days
17
Rainy days
Average snowy days
1
Snow days
Average temperatures
8°/4°
Temperatures
Average wind speed
35 km/h
Avg max wind
Average humidity
79 %
Avg humidity

Portsmouth in January average weather

Move between months or click on a day
December
February
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Moderate rain
8°
2
Patchy rain possible
12°
3
Patchy rain possible
9°
4
Cloudy
6°
5
Sunny
5°
6
Overcast
6°
7
Heavy rain at times
8°
8
Heavy rain at times
6°
9
Patchy rain possible
6°
10
Heavy rain at times
8°
11
Moderate rain at times
8°
12
Heavy rain at times
9°
13
Sunny
8°
14
Moderate or heavy rain shower
8°
15
Overcast
5°
16
Moderate rain at times
5°
17
Cloudy
4°
18
Overcast
4°
19
Sunny
5°
20
Overcast
6°
21
Cloudy
9°
22
Overcast
9°
23
Sunny
9°
24
Sunny
9°
25
Patchy rain possible
9°
26
Overcast
9°
27
Overcast
7°
28
Cloudy
8°
29
Overcast
10°
30
Partly cloudy
10°
31
Overcast
10°
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Access Portsmouth weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
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Temperatures trend during January in Portsmouth

See the weather trend as well as the moving average line

January weather day by day

Click on a date for more information
December February
Date Weather Temperatures Rain Snow More
1 Jan. Moderate rain
Moderate rain
 8° /2° 6.4 mm 0 cm
2 Jan. Patchy rain possible
Patchy rain possible
 12° /10° 3.6 mm 0 cm
3 Jan. Patchy rain possible
Patchy rain possible
 9° /6° 0.7 mm 0 cm
4 Jan. Cloudy
Cloudy
 6° /3° 0.1 mm 0 cm
5 Jan. Sunny
Sunny
 5° /2° 0 mm 0 cm
6 Jan. Overcast
Overcast
 6° /4° 0 mm 0 cm
7 Jan. Heavy rain at times
Heavy rain at times
 8° /5° 3.1 mm 0 cm
8 Jan. Heavy rain at times
Heavy rain at times
 6° /4° 3.6 mm 0.1 cm
9 Jan. Patchy rain possible
Patchy rain possible
 6° /4° 0.2 mm 0 cm
10 Jan. Heavy rain at times
Heavy rain at times
 8° /4° 3.3 mm 0 cm
11 Jan. Moderate rain at times
Moderate rain at times
 8° /4° 1.3 mm 0 cm
12 Jan. Heavy rain at times
Heavy rain at times
 9° /5° 5.5 mm 0 cm
13 Jan. Sunny
Sunny
 8° /4° 0 mm 0 cm
14 Jan. Moderate or heavy rain shower
Moderate or heavy rain shower
 8° /4° 9.2 mm 0 cm
15 Jan. Overcast
Overcast
 5° /2° 1 mm 0 cm
16 Jan. Moderate rain at times
Moderate rain at times
 5° /0° 6.8 mm 0 cm
17 Jan. Cloudy
Cloudy
 4° /0° 1.9 mm 1 cm
18 Jan. Overcast
Overcast
 4° /0° 0 mm 0 cm
19 Jan. Sunny
Sunny
 5° /0° 0 mm 0 cm
20 Jan. Overcast
Overcast
 6° /3° 0.1 mm 0 cm
21 Jan. Cloudy
Cloudy
 9° /3° 5.6 mm 0 cm
22 Jan. Overcast
Overcast
 9° /3° 0.9 mm 0 cm
23 Jan. Sunny
Sunny
 9° /3° 1.2 mm 0 cm
24 Jan. Sunny
Sunny
 9° /5° 0.2 mm 0 cm
25 Jan. Patchy rain possible
Patchy rain possible
 9° /4° 2 mm 0 cm
26 Jan. Overcast
Overcast
 9° /4° 0.9 mm 0 cm
27 Jan. Overcast
Overcast
 7° /4° 0 mm 0 cm
28 Jan. Cloudy
Cloudy
 8° /4° 0 mm 0 cm
29 Jan. Overcast
Overcast
 10° /7° 0 mm 0 cm
30 Jan. Partly cloudy
Partly cloudy
 10° /4° 0.1 mm 0 cm
31 Jan. Overcast
Overcast
 10° /4° 0 mm 0 cm
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Important Notice
Our weather forecast for Portsmouth in January is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Portsmouth forecast closer to your planned date for the most up-to-date weather information.

Portsmouth in January - FAQ

What are the expected maximum and minimum temperatures in Portsmouth during January?
Prepare for cooler days with highs just around 8° and colder nights, dipping below 4°.
How much rainfall should be expected in Portsmouth during January?
Moderate rainfall is anticipated in Portsmouth during January, with a total of 75.5 mm spread over approximately 17 days. Considering plans for rainy days is advisable.
Will it snow in Portsmouth in January 2025?
Portsmouth typically sees 1.075 cm of snowfall during January.
What are the typical wind conditions in Portsmouth during January?
The average wind speed in Portsmouth during January is 35 km/h, suggesting breezy to windy conditions, depending on your activities.

Portsmouth snow forecast January 2025

Track daily snowfall levels and discover Portsmouth’s snowy potential this January ❄️

January rainfall patterns in Portsmouth

Explore the daily rainfall trends and prepare for Portsmouths January weather 💧

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Location coordinates Where is Portsmouth?

Get accurate weather forecasts for Portsmouth, located at latitude 50.799 and longitude -1.091. Stay updated with localized weather information tailored for Portsmouth.

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