Old Portsmouth Weather Forecast 15 Days, Weather in Old Portsmouth Today
Current weather conditions and 15 day weather forecast for Old Portsmouth, England, UK including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
Current weather conditions at Old Portsmouth
| 04 August 2026 Tuesday 18.4 ° C / 65.2°F  Partly Cloudy |
Feels Like : 15.3 ° C / 59.5°F Humidity : % 89 Pressure : 1012 mb Wind Speed : 27.7 kmph / 17.2 miles from WSW  Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 27 |
15 day weather forecast for Old Portsmouth, England, UK
Weather Forecast for next 15 Days for Old Portsmouth including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.Here is your temperature trend for the next 15 Days. To see the daily forecast, scroll to the table below.
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 04 August 2026 Tuesday |  Sunny |
17.7 ° C | 22.8 ° C | 20.4 ° C | % 75 | 10% | 6.8 | Sunrise:05:35 AM Sunset: 08:45 PM |
Moonrise:10:28 PM Moonset: 12:18 PM Moon Phase ( Last Quarter ) |
|
| 05 August 2026 Wednesday | Sunny |
15.2 ° C | 21.9 ° C | 19.3 ° C | % 68 | 36% | 5.8 | Sunrise:05:37 AM Sunset: 08:43 PM |
Moonrise:10:45 PM Moonset: 01:35 PM Moon Phase ( Last Quarter ) |
|
| 06 August 2026 Thursday | Sunny |
12.6 ° C | 21.9 ° C | 17.3 ° C | % 58 | 3% | 6.1 | Sunrise:05:38 AM Sunset: 08:42 PM |
Moonrise:11:08 PM Moonset: 02:55 PM Moon Phase ( Last Quarter ) |
|
| 07 August 2026 Friday | Sunny |
12.7 ° C | 21.3 ° C | 17.3 ° C | % 52 | 3% | 6 | Sunrise:05:40 AM Sunset: 08:40 PM |
Moonrise:11:41 PM Moonset: 04:17 PM Moon Phase ( Waning Crescent ) |
|
| 08 August 2026 Saturday | Sunny |
14.8 ° C | 22.8 ° C | 19 ° C | % 51 | 3% | 6 | Sunrise:05:41 AM Sunset: 08:38 PM |
Moonrise:Does not rise today Moonset: 05:34 PM Moon Phase ( Waning Crescent ) |
|
| 09 August 2026 Sunday | Sunny |
15.8 ° C | 26.8 ° C | 21.5 ° C | % 42 | 1% | 7 | Sunrise:05:43 AM Sunset: 08:36 PM |
Moonrise:12:30 AM Moonset: 06:39 PM Moon Phase ( Waning Crescent ) |
|
| 10 August 2026 Monday | Sunny |
17.7 ° C | 25.6 ° C | 21.6 ° C | % 58 | 4% | 7 | Sunrise:05:44 AM Sunset: 08:34 PM |
Moonrise:01:39 AM Moonset: 07:28 PM Moon Phase ( New Moon ) |
|
| 11 August 2026 Tuesday | Partly Cloudy |
16.5 ° C | 21.5 ° C | 18.8 ° C | % 69 | 8% | 6 | Sunrise:05:46 AM Sunset: 08:33 PM |
Moonrise:03:04 AM Moonset: 08:02 PM Moon Phase ( New Moon ) |
|
| 12 August 2026 Wednesday | Sunny |
15.2 ° C | 21.8 ° C | 18.4 ° C | % 62 | 4% | 6 | Sunrise:05:47 AM Sunset: 08:31 PM |
Moonrise:04:38 AM Moonset: 08:26 PM Moon Phase ( New Moon ) |
|
| 13 August 2026 Thursday | Sunny |
13.5 ° C | 24.1 ° C | 18.9 ° C | % 61 | 3% | 6 | Sunrise:05:49 AM Sunset: 08:29 PM |
Moonrise:06:13 AM Moonset: 08:44 PM Moon Phase ( New Moon ) |
|
| 14 August 2026 Friday | Sunny |
15 ° C | 24.4 ° C | 19.8 ° C | % 54 | 3% | 6 | Sunrise:05:50 AM Sunset: 08:27 PM |
Moonrise:07:44 AM Moonset: 08:59 PM Moon Phase ( Waxing Crescent ) |
|
| 15 August 2026 Saturday | Sunny |
17.4 ° C | 25.6 ° C | 21.4 ° C | % 53 | 2% | 7 | Sunrise:05:52 AM Sunset: 08:25 PM |
Moonrise:09:12 AM Moonset: 09:13 PM Moon Phase ( Waxing Crescent ) |
|
| 16 August 2026 Sunday | Partly Cloudy |
17.5 ° C | 23 ° C | 20.6 ° C | % 67 | 8% | 6 | Sunrise:05:53 AM Sunset: 08:23 PM |
Moonrise:10:37 AM Moonset: 09:28 PM Moon Phase ( Waxing Crescent ) |
|
| 17 August 2026 Monday | Sunny |
16.6 ° C | 23 ° C | 19.8 ° C | % 68 | 7% | 6 | Sunrise:05:55 AM Sunset: 08:21 PM |
Moonrise:12:01 PM Moonset: 09:44 PM Moon Phase ( Waxing Crescent ) |
|
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