Portsmouth
Tomorrow
Tomorrow weather in Portsmouth
Tuesday, 16th September 2025
17°
Patchy rain possible
The weather tomorrow in Portsmouth will be a bit hotter than today, with max temperatures of 17°.
The wind tomorrow will get lighter comparing to today but still be strong and reach over 39 km/h.
17° / 13°
Temp
85%
Rain
39 km/h
Wind
71%
Humidity
Portsmouth Weather Pages
Portsmouth hourly forecast for tomorrow
Scroll right to see more weather forecasts for Portsmouth tomorrow
| 00:00 | 01:00 | 02:00 | 03:00 | 04:00 | 05:00 | 06:00 | 06:41 | 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | 19:16 | 20:00 | 21:00 | 22:00 | 23:00 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| weather |  | | | | | |  |  | | | | | | | | | | | |  | |  |  | | | | Next |
| temperatures | 14.2° | 14.1° | 13.9° | 13.7° | 13.7° | 13.7° | 13.7° | Sunrise | 13.9° | 14.5° | 15.3° | 16° | 16.6° | 16.8° | 17° | 17.2° | 17.3° | 17.2° | 16.9° | 15.6° | 14.4° | Sunset | 13.6° | 13.3° | 13° | 13° | |
| feels like | 11.6° | 11.5° | 11.3° | 11.2° | 11.1° | 11.1° | 11.2° | 11.6° | 12.4° | 15.3° | 16° | 16.6° | 16.8° | 17° | 17.2° | 17.3° | 17.2° | 16.9° | 15.6° | 13.1° | 12.4° | 12.1° | 11.6° | 11.5° | |||
| wind speed | 39 km/h | 39 km/h | 38 km/h | 36 km/h | 36 km/h | 34 km/h | 33 km/h | 32 km/h | 31 km/h | 31 km/h | 32 km/h | 31 km/h | 31 km/h | 30 km/h | 31 km/h | 29 km/h | 26 km/h | 23 km/h | 20 km/h | 18 km/h | 14 km/h | 13 km/h | 16 km/h | 16 km/h | |||
| wind degree | 264° | 266° | 267° | 267° | 265° | 266° | 267° | 268° | 267° | 267° | 270° | 265° | 264° | 261° | 264° | 265° | 265° | 267° | 273° | 283° | 288° | 278° | 265° | 268° | |||
| wind direction | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | WNW | WNW | W | W | W | |||
| Precipitation | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0.1 mm | 0.1 mm | 0.1 mm | 0.1 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | |||
| chance for rain | 0% | 0% | 0% | 0% | 0% | 0% | 75% | 75% | 70% | 71% | 85% | 100% | 100% | 64% | 100% | 75% | 60% | 71% | 0% | 76% | 0% | 0% | 0% | 0% | |||
| chance for snow | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | |||
| humidity | 78% | 77% | 77% | 77% | 77% | 76% | 76% | 76% | 73% | 68% | 64% | 62% | 61% | 61% | 60% | 60% | 62% | 64% | 68% | 73% | 77% | 78% | 79% | 80% | |||
| dew point | 10.3° | 10.2° | 10° | 9.8° | 9.7° | 9.6° | 9.6° | 9.7° | 9.7° | 9.6° | 9.3° | 9.2° | 9.2° | 9.3° | 9.5° | 9.6° | 9.8° | 9.9° | 9.8° | 9.7° | 9.7° | 9.6° | 9.6° | 9.6° | |||
| visibility | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | |||
| cloud cover | 44% | 49% | 51% | 40% | 41% | 29% | 86% | 74% | 79% | 77% | 66% | 96% | 98% | 91% | 77% | 84% | 76% | 72% | 15% | 78% | 19% | 22% | 21% | 26% | |||
| UV | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.2 | 0.7 | 1.5 | 2.4 | 3.2 | 2.6 | 2.3 | 2.1 | 1.6 | 0.6 | 0.3 | 0 | 0 | 0 | 0 | 0 |
Weather in Portsmouth tomorrow
The weather in Portsmouth tomorrow is expected to be slightly cooler than usual, with a forecast temperature of 17 °C, compared to an average of 20 °C for 16th of September in recent years.
temperatures
17 °C
rain
0.4 mm
wind
39 km/h
UV
Low
Portsmouth daylight overview ☀️
Tomorrow in Portsmouth, The sun rises at 06:41 and sets at 19:16, giving a total daylight duration of 12 hours and 35 minutes.
Quick links
More Portsmouth weather pages
What to wear tomorrow in Portsmouth? clothing recommendations
Stay comfortably stylish - your tailored guide for tomorrow's Portsmouth forecast.
Long-sleeve shirt
Long pant
Closed-toe shoes
Light jacket
Umbrella
The weather tomorrow in Portsmouth - FAQ
What is the maximum temperature for tomorrow in Portsmouth?
The maximum temperature for tomorrow in Portsmouth is expected to be 17° degrees. Please dress accordingly to stay comfortable throughout the day.
Will it rain tomorrow in Portsmouth? 🌧️
Yes, there is a 85% chance of rain in Portsmouth tomorrow. We recommend carrying an umbrella or rain gear to stay dry.
What will be the wind speed tomorrow in Portsmouth? 🌀
The wind in Portsmouth is expected to blow at 39 km/h. This could affect outdoor activities, so plan accordingly.
How should I dress for the weather in Portsmouth tomorrow?
Given the forecast of 17 °C with a 85% chance of rain, we advise checking our "What to wear tomorrow" section for recommendations. There, you will find tailored advice to help you stay comfortable and prepared for the weather conditions in Portsmouth tomorrow.
What is the sunrise and sunset time for Portsmouth tomorrow?
The sun is expected to rise at 06:41 and set at 19:16 in Portsmouth.
How accurate is the weather forecast Portsmouth tomorrow? ✅
Portsmouth weather forecast for tomorrow is based on the most current and sophisticated meteorological models available. While we strive for accuracy, weather conditions can change unexpectedly, so we recommend checking for updates regularly.
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