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Read morePortsmouth (Portsmouth) weather
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Forecast days
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Today. Maximum daytime temperature: 15 degrees Celsius; Minimum nighttime temperature: 8 degrees Celsius. Heavy showers changing to thunder in the afternoon. Sunrise: 06:55; Sunset: 18:57. UV: Moderate; Pollution: Low; No pollen data.
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Friday 25 September. Maximum daytime temperature: 15 degrees Celsius; Minimum nighttime temperature: 7 degrees Celsius. Cloudy changing to sunny intervals by late morning. Sunrise: 06:56; Sunset: 18:54. UV: Moderate; Pollution: Low; No pollen data.
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Saturday 26 September. Maximum daytime temperature: 14 degrees Celsius; Minimum nighttime temperature: 7 degrees Celsius. Clear. Sunrise: 06:58; Sunset: 18:52. UV: Moderate; Pollution: Low; No pollen data.
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Sunday 27 September. Maximum daytime temperature: 14 degrees Celsius; Minimum nighttime temperature: 8 degrees Celsius. Clear. Sunrise: 06:59; Sunset: 18:50. UV: Moderate; Pollution: Low; No pollen data.
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Monday 28 September. Maximum daytime temperature: 17 degrees Celsius; Minimum nighttime temperature: 11 degrees Celsius. Clear changing to cloudy by lunchtime. Sunrise: 07:01; Sunset: 18:48. UV: Moderate; Pollution: Low; No pollen data.
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Tuesday 29 September. Maximum daytime temperature: 17 degrees Celsius; Minimum nighttime temperature: 11 degrees Celsius. Clear changing to cloudy in the afternoon. Sunrise: 07:02; Sunset: 18:46. UV: Moderate;
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Wednesday 30 September. Maximum daytime temperature: 16 degrees Celsius; Minimum nighttime temperature: 13 degrees Celsius. Cloudy. Sunrise: 07:04; Sunset: 18:43. UV: Low;
Seven day forecast for Portsmouth
Today (24 September 2020)
| Time | Now | 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 | 20:00 | 21:00 | 22:00 | 23:00 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbol |
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| Chance of precipitation | 70% | 60% | 60% | 50% | 10% | 50% | 70% | 20% | 20% | 50% | 70% | 80% | 60% | 70% | 70% | 20% | 20% | 20% |
| Temperature (°C) |
13°
|
13°
|
12°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
12°
|
12°
|
12°
|
12°
|
12°
|
11°
|
11°
|
11°
|
10°
|
| Feels like temperature (°C) | 10° | 10° | 10° | 10° | 10° | 10° | 11° | 11° | 10° | 10° | 10° | 9° | 10° | 10° | 10° | 9° | 10° | 9° |
| Wind direction and speed (miles per hour) |
SSW
22
|
WSW
16
|
WSW
14
|
WSW
14
|
WSW
15
|
WSW
17
|
WSW
14
|
SW
13
|
SW
16
|
SSW
13
|
SW
13
|
SW
14
|
WSW
9
|
S
9
|
S
8
|
SE
8
|
ESE
6
|
NE
9
|
| Wind gust (miles per hour) | 39 | 31 | 26 | 27 | 26 | 27 | 24 | 21 | 25 | 20 | 21 | 24 | 16 | 15 | 13 | 13 | 10 | 14 |
| Visibility | M | VG | E | VG | VG | VG | G | VG | VG | VG | G | G | VG | VG | VG | G | G | G |
| Humidity | 85% | 81% | 74% | 68% | 62% | 61% | 63% | 66% | 66% | 71% | 73% | 71% | 71% | 70% | 77% | 78% | 80% | 79% |
| UV | - | - | 1 | 2 | 2 | 2 | 3 | 3 | 2 | 2 | 1 | 1 | 1 | - | - | - | - | - |
Friday (25 September 2020)
| Time | 00:00 | 01:00 | 02:00 | 03:00 | 04:00 | 05:00 | 06:00 | 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 | 20:00 | 21:00 | 22:00 | 23:00 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbol |
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| Chance of precipitation | 20% | 10% | 10% | <5% | <5% | <5% | <5% | 10% | <5% | <5% | <5% | <5% | <5% | <5% | <5% | <5% | <5% | <5% | <5% | <5% | <5% | <5% | <5% | <5% |
| Temperature (°C) |
10°
|
10°
|
9°
|
9°
|
8°
|
8°
|
8°
|
8°
|
9°
|
10°
|
10°
|
12°
|
13°
|
14°
|
15°
|
15°
|
15°
|
14°
|
14°
|
13°
|
12°
|
11°
|
11°
|
10°
|
| Feels like temperature (°C) | 8° | 7° | 7° | 6° | 5° | 5° | 5° | 5° | 5° | 6° | 7° | 8° | 9° | 10° | 10° | 10° | 10° | 10° | 10° | 10° | 9° | 8° | 8° | 7° |
| Wind direction and speed (miles per hour) |
NNE
10
|
N
10
|
NNW
12
|
NNW
13
|
NW
13
|
NW
13
|
NW
14
|
NW
16
|
NW
16
|
NW
18
|
NW
19
|
NW
19
|
NNW
21
|
NW
21
|
NW
23
|
NW
22
|
NNW
22
|
NW
21
|
NW
20
|
NW
16
|
NW
16
|
NW
16
|
NW
16
|
NW
15
|
| Wind gust (miles per hour) | 17 | 19 | 21 | 22 | 23 | 23 | 24 | 27 | 28 | 30 | 31 | 33 | 35 | 36 | 37 | 36 | 37 | 34 | 33 | 28 | 27 | 27 | 26 | 26 |
| Visibility | G | VG | VG | VG | VG | VG | VG | VG | VG | VG | VG | VG | VG | VG | VG | VG | VG | VG | VG | VG | VG | VG | VG | VG |
| Humidity | 83% | 84% | 86% | 87% | 86% | 87% | 87% | 86% | 82% | 78% | 72% | 66% | 56% | 49% | 45% | 42% | 40% | 47% | 51% | 54% | 59% | 63% | 68% | 70% |
| UV | - | - | - | - | - | - | - | - | 1 | 1 | 2 | 3 | 3 | 4 | 3 | 2 | 2 | 1 | 1 | - | - | - | - | - |
Saturday (26 September 2020)
| Time | 00:00 | 01:00 | 04:00 | 07:00 | 10:00 | 13:00 | 16:00 | 19:00 | 22:00 |
|---|---|---|---|---|---|---|---|---|---|
| Weather symbol |
|
|
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|
|
|
|
|
|
| Chance of precipitation | <5% | <5% | <5% | <5% | <5% | <5% | <5% | <5% | <5% |
| Temperature (°C) |
10°
|
9°
|
8°
|
7°
|
10°
|
13°
|
14°
|
12°
|
10°
|
| Feels like temperature (°C) | 6° | 6° | 5° | 4° | 8° | 10° | 10° | 9° | 7° |
| Wind direction and speed (miles per hour) |
NW
16
|
NW
16
|
NW
14
|
NW
12
|
NW
14
|
NNW
15
|
NNW
16
|
NNW
13
|
NNW
14
|
| Wind gust (miles per hour) | 26 | 26 | 24 | 21 | 24 | 27 | 28 | 21 | 22 |
| Visibility | VG | VG | VG | VG | VG | VG | VG | VG | VG |
| Humidity | 72% | 73% | 72% | 77% | 61% | 45% | 41% | 54% | 66% |
| UV | - | - | - | - | 2 | 4 | 2 | - | - |
Sunday (27 September 2020)
| Time | 01:00 | 04:00 | 07:00 | 10:00 | 13:00 | 16:00 | 19:00 | 22:00 |
|---|---|---|---|---|---|---|---|---|
| Weather symbol |
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|
| Chance of precipitation | <5% | <5% | <5% | <5% | <5% | <5% | <5% | <5% |
| Temperature (°C) |
9°
|
8°
|
7°
|
10°
|
13°
|
14°
|
12°
|
11°
|
| Feels like temperature (°C) | 5° | 4° | 3° | 7° | 10° | 11° | 10° | 8° |
| Wind direction and speed (miles per hour) |
NNW
15
|
NNW
15
|
NNW
14
|
NNW
16
|
NNW
16
|
NNW
16
|
NW
13
|
NW
13
|
| Wind gust (miles per hour) | 23 | 23 | 23 | 28 | 29 | 28 | 20 | 20 |
| Visibility | VG | VG | VG | VG | VG | VG | VG | VG |
| Humidity | 72% | 77% | 79% | 67% | 57% | 55% | 65% | 74% |
| UV | - | - | - | 2 | 3 | 1 | - | - |
Monday (28 September 2020)
| Time | 01:00 | 04:00 | 07:00 | 10:00 | 13:00 | 16:00 | 19:00 | 22:00 |
|---|---|---|---|---|---|---|---|---|
| Weather symbol |
|
|
|
|
|
|
|
|
| Chance of precipitation | <5% | <5% | <5% | 10% | 10% | 10% | 10% | 10% |
| Temperature (°C) |
9°
|
9°
|
8°
|
12°
|
15°
|
16°
|
15°
|
14°
|
| Feels like temperature (°C) | 7° | 6° | 6° | 10° | 14° | 14° | 13° | 12° |
| Wind direction and speed (miles per hour) |
NW
12
|
NW
11
|
NW
10
|
NW
10
|
WNW
11
|
WNW
12
|
WNW
10
|
WNW
10
|
| Wind gust (miles per hour) | 19 | 18 | 16 | 17 | 19 | 20 | 16 | 15 |
| Visibility | VG | VG | VG | VG | VG | VG | VG | G |
| Humidity | 81% | 87% | 89% | 76% | 69% | 72% | 84% | 90% |
| UV | - | - | - | 2 | 3 | 1 | - | - |
Tuesday (29 September 2020)
| Time | 01:00 | 04:00 | 07:00 | 10:00 | 13:00 | 16:00 | 19:00 | 22:00 |
|---|---|---|---|---|---|---|---|---|
| Weather symbol |
|
|
|
|
|
|
|
|
| Chance of precipitation | 10% | <5% | <5% | <5% | 10% | 10% | 10% | 10% |
| Temperature (°C) |
13°
|
12°
|
11°
|
14°
|
16°
|
16°
|
15°
|
13°
|
| Feels like temperature (°C) | 11° | 10° | 9° | 12° | 14° | 14° | 13° | 12° |
| Wind direction and speed (miles per hour) |
WNW
10
|
NW
10
|
NW
10
|
NW
10
|
NW
10
|
WNW
10
|
WNW
9
|
W
8
|
| Wind gust (miles per hour) | 15 | 16 | 15 | 17 | 19 | 17 | 14 | 13 |
| Visibility | G | G | G | VG | VG | VG | VG | VG |
| Humidity | 93% | 93% | 93% | 81% | 66% | 65% | 77% | 84% |
| UV | - | - | - | 2 | 3 | 1 | - | - |
Wednesday (30 September 2020)
| Time | 01:00 | 04:00 | 07:00 | 10:00 | 13:00 | 16:00 | 19:00 | 22:00 |
|---|---|---|---|---|---|---|---|---|
| Weather symbol |
|
|
|
|
|
|
|
|
| Chance of precipitation | 10% | 10% | 10% | 10% | 20% | 20% | 20% | 20% |
| Temperature (°C) |
13°
|
12°
|
12°
|
14°
|
16°
|
16°
|
15°
|
15°
|
| Feels like temperature (°C) | 11° | 11° | 11° | 12° | 13° | 13° | 13° | 12° |
| Wind direction and speed (miles per hour) |
WNW
9
|
W
9
|
W
10
|
WSW
12
|
SSW
15
|
SSW
15
|
SW
14
|
SSW
15
|
| Wind gust (miles per hour) | 14 | 15 | 15 | 19 | 26 | 26 | 23 | 25 |
| Visibility | VG | G | G | G | G | VG | G | G |
| Humidity | 88% | 89% | 90% | 82% | 75% | 77% | 83% | 86% |
| UV | - | - | - | 2 | 2 | 1 | - | - |
London & South East England weather forecast
Headline:
Early rain clearing northeastwards. Sunny spells, scattered showers later. Cool.
Today:
Cloudy and breezy at first with outbreaks of locally heavy rain spreading quickly northeastwards. Becoming mostly sunny by mid-morning with scattered and occasionally heavy showers developing through the afternoon. Feeling rather cool. Maximum temperature 17 °C.
Tonight:
Showers easing from many parts during the evening and becoming chilly with long clear spells. Turning cloudier after midnight with further showers or longer spells of rain developing. Minimum temperature 6 °C.
Friday:
Windy during the morning, with coastal gales and occasionally heavy showers, especially in the east. Remaining windy with showers becoming isolated by the afternoon and sunny spells developing. Feeling cool. Maximum temperature 15 °C.
Outlook for Saturday to Monday:
Windy and cool Saturday with occasional rain or showers. Drier Sunday but still cool and often cloudy. Brighter, less cold on Monday with lighter winds. A risk of further rain.
Updated:
UK long range weather forecast
Cloud and outbreaks of drizzle affecting the east and west at first with dry weather in between on Monday. Initially many places dry Tuesday before cloud and rain arrive later. Into the middle of next week, it is set to return to unsettled conditions. There will be generally windy weather coupled with showers and occasional longer spells of rain at times. The heaviest rain most likely in the west and northwest, which may also see gales, low likelihood of severe, at times. Although in the east and southeast, there may still be brief interludes of drier and sunnier weather. Temperatures will generally be rather cool, potentially cooler in more persistent rainfall, and overnight frost may be seen in prone parts of the north during any brief interludes of calmer weather.
Updated:
Further into October, conditions are likely to remain unsettled for most. The most unsettled conditions being in southern areas. Generally windy with a chance of gales however the risk of gales reduces later in the period. Feeling cool throughout with a risk of overnight frost. Lighter winds means that morning fog patches may also become more prevalent towards mid-month.
Updated:
