Weymouth and Portland (Dorset) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 15° Celsius;
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 15° Celsius; -
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 15° Celsius;
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 15° Celsius; -
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 15° Celsius;
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 15° Celsius; -
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 15° Celsius;
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 15° Celsius;
-
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 13° Celsius;
-
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 14° Celsius;
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 14° Celsius;
-
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 15° Celsius;
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 15° Celsius;
Sunny changing to partly cloudy by nighttime.
Sunrise:
Sunset:
Next low tide: for
Portland Harbour - Sandsfoot Castle (Beach)
7 day forecast for Weymouth and Portland
Today (31 August 2025)
| Time |
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
|
|
|
|
 |
|
 |
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
| Temperature |
19°
|
19°
|
18°
|
18°
|
17°
|
17°
|
17°
|
17°
|
17°
|
| Feels like temperature (°C) |
15°
|
15°
|
15°
|
14°
|
14°
|
14°
|
13°
|
13°
|
13°
|
| Wind direction and speed |
SW
19
|
SW
18
|
SW
18
|
SW
17
|
SW
17
|
SW
17
|
SW
17
|
SW
18
|
SSW
20
|
| Wind gust (mph) |
32
|
30
|
30
|
29
|
28
|
29
|
30
|
31
|
33
|
| Visibility |
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
| Humidity |
72%
|
68%
|
69%
|
68%
|
70%
|
73%
|
74%
|
74%
|
73%
|
| UV | 4 | 3 | 2 | 1 | 1 | - | - | - | - |
Monday (1 September 2025)
| 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 symbols | |
|
|
|
|
|
 |
 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
10%
|
10%
|
30%
|
20%
|
30%
|
50%
|
60%
|
50%
|
50%
|
40%
|
40%
|
30%
|
30%
|
40%
|
50%
|
40%
|
40%
|
30%
|
30%
|
20%
|
20%
|
20%
|
20%
|
| Temperature (°C) |
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
17°
|
17°
|
17°
|
18°
|
18°
|
18°
|
18°
|
18°
|
18°
|
18°
|
17°
|
17°
|
16°
|
16°
|
16°
|
| Feels like temperature (°C) |
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
13°
|
14°
|
14°
|
13°
|
| Wind direction and speed (mph) |
SSW
20
|
SSW
20
|
SSW
19
|
SSW
19
|
SSW
19
|
SSW
18
|
SW
18
|
SW
18
|
SW
18
|
SW
18
|
SW
18
|
WSW
18
|
WSW
19
|
SW
20
|
WSW
20
|
WSW
19
|
WSW
19
|
WSW
19
|
WSW
18
|
WSW
18
|
WSW
17
|
WSW
16
|
WSW
15
|
WSW
15
|
| Wind gust (mph) |
34
|
33
|
32
|
32
|
32
|
31
|
30
|
30
|
30
|
30
|
32
|
32
|
33
|
34
|
34
|
33
|
31
|
31
|
31
|
30
|
29
|
27
|
27
|
27
|
| Visibility (description) |
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
73%
|
74%
|
76%
|
76%
|
78%
|
77%
|
82%
|
80%
|
77%
|
75%
|
75%
|
73%
|
71%
|
68%
|
67%
|
67%
|
67%
|
70%
|
72%
|
71%
|
73%
|
72%
|
74%
|
75%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 3 | 5 | 6 | 6 | 5 | 4 | 3 | 2 | 1 | 1 | - | - | - | - |
Tuesday (2 September 2025)
| Time |
00:00
|
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
 |
|
 |
 |
|
|
|
|
| Chance of precipitation |
20%
|
60%
|
60%
|
80%
|
80%
|
50%
|
30%
|
20%
|
30%
|
| Temperature (°C) |
16°
|
16°
|
16°
|
16°
|
16°
|
18°
|
18°
|
17°
|
17°
|
| Feels like temperature (°C) |
13°
|
13°
|
13°
|
13°
|
13°
|
14°
|
14°
|
14°
|
14°
|
| Wind direction and speed (mph) |
WSW
14
|
WSW
14
|
SW
14
|
SSW
17
|
S
20
|
SSW
19
|
SW
19
|
WSW
18
|
WSW
16
|
| Wind gust (mph) |
27
|
27
|
28
|
30
|
32
|
30
|
29
|
28
|
25
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
73%
|
74%
|
75%
|
77%
|
89%
|
82%
|
76%
|
80%
|
83%
|
| UV | - | - | - | 1 | 2 | 5 | 3 | 1 | - |
Wednesday (3 September 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
40%
|
50%
|
60%
|
50%
|
50%
|
30%
|
40%
|
50%
|
| Temperature (°C) |
16°
|
16°
|
16°
|
17°
|
18°
|
18°
|
17°
|
17°
|
| Feels like temperature (°C) |
14°
|
14°
|
13°
|
14°
|
14°
|
13°
|
13°
|
13°
|
| Wind direction and speed (mph) |
WSW
15
|
SW
15
|
SW
18
|
SW
21
|
SW
23
|
SW
23
|
SW
21
|
SW
18
|
| Wind gust (mph) |
24
|
22
|
24
|
32
|
33
|
32
|
29
|
31
|
| Visibility (description) |
VG
|
VG
|
G
|
VG
|
VG
|
E
|
VG
|
VG
|
| Humidity |
85%
|
86%
|
87%
|
83%
|
80%
|
75%
|
78%
|
81%
|
| UV | - | - | 1 | 3 | 4 | 2 | 1 | - |
Thursday (4 September 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
50%
|
50%
|
40%
|
50%
|
30%
|
10%
|
10%
|
10%
|
| Temperature (°C) |
16°
|
16°
|
16°
|
17°
|
18°
|
18°
|
17°
|
15°
|
| Feels like temperature (°C) |
13°
|
13°
|
13°
|
13°
|
14°
|
14°
|
14°
|
13°
|
| Wind direction and speed (mph) |
SW
18
|
SW
18
|
WSW
18
|
WSW
19
|
WSW
20
|
WSW
20
|
W
17
|
W
13
|
| Wind gust (mph) |
28
|
28
|
28
|
26
|
28
|
27
|
22
|
17
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
81%
|
83%
|
82%
|
71%
|
66%
|
66%
|
72%
|
78%
|
| UV | - | - | 1 | 3 | 6 | 3 | 1 | - |
Friday (5 September 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
10%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
10%
|
| Temperature (°C) |
15°
|
14°
|
14°
|
17°
|
18°
|
18°
|
16°
|
15°
|
| Feels like temperature (°C) |
13°
|
13°
|
12°
|
15°
|
16°
|
15°
|
14°
|
14°
|
| Wind direction and speed (mph) |
W
12
|
W
10
|
W
9
|
WSW
13
|
SW
14
|
SW
14
|
SW
11
|
SW
8
|
| Wind gust (mph) |
15
|
13
|
20
|
24
|
25
|
24
|
16
|
12
|
| Visibility (description) |
VG
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
G
|
| Humidity |
84%
|
90%
|
90%
|
76%
|
69%
|
72%
|
83%
|
92%
|
| UV | - | - | 1 | 3 | 6 | 2 | 1 | - |
Saturday (6 September 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
10%
|
20%
|
30%
|
30%
|
20%
|
20%
|
30%
|
| Temperature (°C) |
15°
|
15°
|
15°
|
17°
|
18°
|
18°
|
17°
|
16°
|
| Feels like temperature (°C) |
14°
|
14°
|
13°
|
15°
|
15°
|
15°
|
15°
|
15°
|
| Wind direction and speed (mph) |
SSW
8
|
SSW
9
|
SSW
9
|
SSW
13
|
SSW
16
|
S
15
|
S
13
|
S
10
|
| Wind gust (mph) |
11
|
13
|
18
|
23
|
23
|
22
|
16
|
15
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
G
|
| Humidity |
94%
|
94%
|
94%
|
87%
|
81%
|
80%
|
87%
|
92%
|
| UV | - | - | 1 | 3 | 4 | 2 | 1 | - |
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Weymouth and Portland weather map
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South West England weather forecast
Headline:
Sunshine and blustery showers today.
Today:
A day of sunshine and showers today, with the most frequent and heaviest showers likely across the west. Winds will also be strong, especially near the coast and across the moors. Temperatures around average. Maximum temperature 20 °C.
Tonight:
Showers easing for a time this evening, especially in the east. Overnight, a more organised band of rain will gradually move in from the west. Remaining breezy. Minimum temperature 13 °C.
Monday:
A wet start in places on Monday, but rain tending to break up into showers throughout the day. The showers heavy in places, with a risk of thunder. Maximum temperature 20 °C.
Outlook for Tuesday to Thursday:
Remaining unsettled throughout with further spells of rain and showers. The rain will be heavy at times, but some drier and sunnier interludes will develop. Temperatures around average.
Updated:
UK long range weather forecast
Nearest forecasts
- Fortuneswell 1.0 miles
- Portland 1.6 miles
- Portland Harbour - Sandsfoot Castle (Beach) 1.7 miles
- Portland Harbour - Castle Cove (Beach) 1.8 miles
- Church Ope Cove (Beach) 2.5 miles
- Weymouth - Central (Beach) 2.7 miles
- Weymouth 3.0 miles
- Isle of Portland 3.4 miles
- Bennetts Water Garden 3.9 miles
- Bowleaze Cove (Beach) 4.7 miles