Ten-day forecast for Portland Bill: +10° to +18°, with rain expected on 5 days. The table below breaks each day down by time of day — morning, afternoon, evening and night.
+18°
Best day: 13 October, Tuesday
+15° · 8.7 mm
Worst day: 16 October, Friday
Tap any day below to see the weather morning, afternoon, evening and night.
Fri, 09+13 ° /17 °1.2
Morning+16°feels +16°
Afternoon+16°feels +15°
Evening+14°feels +13°
Night+16°feels +15°
+17 °
Portland Bill, Friday, 9 October
Light rain. High 17°C, low 13°C.
Pressure1015 mb
Wind33 mph W
Humidity85%
Visibility6.2 mi
Dew point15°C
Sat, 10+12 ° /15 °0.1
Morning+14°feels +14°
Afternoon+15°feels +15°
Evening+15°feels +14°
Night+13°feels +12°
+15 °
Portland Bill, Saturday, 10 October
Light rain. High 15°C, low 12°C.
Pressure1017 mb
Wind22 mph W
Humidity69%
Visibility6.2 mi
Dew point9°C
Sun, 11+14 ° /16 °0.2
Morning+14°feels +14°
Afternoon+15°feels +15°
Evening+16°feels +16°
Night+15°feels +14°
+16 °
Portland Bill, Sunday, 11 October
Light rain. High 16°C, low 14°C.
Pressure1014 mb
Wind9 mph W
Humidity70%
Visibility2.6 mi
Dew point9°C
Mon, 12+17 ° /18 °3
Morning+17°feels +17°
Afternoon+18°feels +18°
Evening+18°feels +18°
Night+17°feels +17°
+18 °
Portland Bill, Monday, 12 October
Light rain. High 18°C, low 17°C.
Pressure1015 mb
Wind23 mph S
Humidity90%
Visibility6.2 mi
Dew point16°C
Tue, 13+15 ° /18 °0.4
Morning+18°feels +19°
Afternoon+18°feels +18°
Evening+17°feels +17°
Night+16°feels +16°
+18 °
Portland Bill, Tuesday, 13 October
Light rain. High 18°C, low 15°C.
Pressure1022 mb
Wind24 mph SW
Humidity91%
Visibility—
Dew point17°C
Wed, 14+15 ° /16 °0.2
Morning+16°feels +15°
Afternoon+16°feels +16°
Evening+16°feels +16°
Night+16°feels +16°
+16 °
Portland Bill, Wednesday, 14 October
Light rain. High 16°C, low 15°C.
Pressure1023 mb
Wind30 mph SW
Humidity73%
Visibility—
Dew point11°C
Thu, 15+12 ° /15 °1.3
Morning+13°feels +12°
Afternoon+14°feels +13°
Evening+14°feels +13°
Night+13°feels +12°
+15 °
Portland Bill, Thursday, 15 October
Light rain. High 15°C, low 12°C.
Pressure1022 mb
Wind26 mph NW
Humidity62%
Visibility—
Dew point7°C
Fri, 16+13 ° /15 °8.7
Morning+13°feels +12°
Afternoon+13°feels +13°
Evening+15°feels +15°
Night+15°feels +14°
+15 °
Portland Bill, Friday, 16 October
Light rain. High 15°C, low 13°C.
Pressure1023 mb
Wind16 mph NW
Humidity85%
Visibility—
Dew point10°C
Sat, 17+15 ° /16 °2.9
Morning+15°feels +15°
Afternoon+16°feels +15°
Evening+15°feels +15°
Night+15°feels +15°
+16 °
Portland Bill, Saturday, 17 October
Light rain. High 16°C, low 15°C.
Pressure1020 mb
Wind20 mph E
Humidity79%
Visibility—
Dew point12°C
Forecast questions
How accurate is a 10-day forecast?
The first 3–5 days are the most dependable — usually within 1–2 degrees. From day 6 to 10 the models show the trend: the direction of change is right more often than the exact figures.
What does the time-of-day table show?
Temperature in Portland Bill at around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime temperature against expected rainfall: a warm, dry day scores highest.