As of 18:55 BST

Weather in Castlerock

+17°Weather now

Castlerock, Saturday, 8 August, 18:55

Overcast. Feels like 17°C. High 19°C, low 13°C.

Pressure1013 mb
Wind12 mph SW
Humidity84%
Visibility6.2 mi
Dew point15°C

Ten-day forecast for Castlerock: +11° to +22°, with rain expected on 7 days. The table below breaks each day down by time of day — morning, afternoon, evening and night.

+20°
Best day: 11 August, Tuesday
+15° · 9.3 mm
Worst day: 9 August, Sunday

Tap any day below to see the weather morning, afternoon, evening and night.

Sun, 09+12 ° /15 °9.3Rain
MorningRain+14°feels +14°
AfternoonLight rain+15°feels +15°
EveningClear sky+14°feels +14°
NightOvercast+15°feels +14°
+15 °Rain

Castlerock, Sunday, 9 August

Rain. High 15°C, low 12°C.

Pressure1013 mb
Wind6 mph NW
Humidity93%
Visibility6.2 mi
Dew point12°C
Mon, 10+11 ° /15 °0Overcast
MorningMainly clear+12°feels +11°
AfternoonOvercast+14°feels +14°
EveningOvercast+14°feels +13°
NightMainly clear+12°feels +11°
+15 °Overcast

Castlerock, Monday, 10 August

Overcast. High 15°C, low 11°C.

Pressure1022 mb
Wind8 mph N
Humidity75%
Visibility6.2 mi
Dew point10°C
Tue, 11+12 ° /20 °0Overcast
MorningOvercast+13°feels +12°
AfternoonPartly cloudy+19°feels +18°
EveningOvercast+18°feels +18°
NightOvercast+12°feels +11°
+20 °Overcast

Castlerock, Tuesday, 11 August

Overcast. High 20°C, low 12°C.

Pressure1022 mb
Wind13 mph SE
Humidity66%
Visibility6.2 mi
Dew point11°C
Wed, 12+15 ° /22 °3.3Light rain
MorningOvercast+15°feels +15°
AfternoonOvercast+21°feels +21°
EveningLight rain+19°feels +19°
NightOvercast+15°feels +15°
+22 °Light rain

Castlerock, Wednesday, 12 August

Light rain. High 22°C, low 15°C.

Pressure1019 mb
Wind8 mph S
Humidity80%
Visibility6.2 mi
Dew point15°C
Thu, 13+15 ° /18 °7.3Rain
MorningRain+17°feels +17°
AfternoonRain+17°feels +18°
EveningRain+16°feels +16°
NightRain+16°feels +16°
+18 °Rain

Castlerock, Thursday, 13 August

Rain. High 18°C, low 15°C.

Pressure1018 mb
Wind7 mph N
Humidity92%
Visibility—
Dew point16°C
Fri, 14+13 ° /15 °4.2Light rain
MorningLight rain+15°feels +15°
AfternoonLight rain+14°feels +14°
EveningLight rain+15°feels +15°
NightLight rain+14°feels +14°
+15 °Light rain

Castlerock, Friday, 14 August

Light rain. High 15°C, low 13°C.

Pressure1019 mb
Wind12 mph NW
Humidity94%
Visibility—
Dew point13°C
Sat, 15+12 ° /14 °0.1Light rain
MorningLight rain+13°feels +12°
AfternoonLight rain+14°feels +14°
EveningLight rain+13°feels +13°
NightLight rain+12°feels +12°
+14 °Light rain

Castlerock, Saturday, 15 August

Light rain. High 14°C, low 12°C.

Pressure1020 mb
Wind10 mph NW
Humidity71%
Visibility—
Dew point9°C
Sun, 16+12 ° /15 °4.4Light rain
MorningLight rain+13°feels +12°
AfternoonLight rain+13°feels +13°
EveningLight rain+14°feels +14°
NightLight rain+13°feels +13°
+15 °Light rain

Castlerock, Sunday, 16 August

Light rain. High 15°C, low 12°C.

Pressure1013 mb
Wind4 mph S
Humidity92%
Visibility—
Dew point12°C
Mon, 17+13 ° /16 °1.4Light rain
MorningLight rain+14°feels +13°
AfternoonLight rain+15°feels +15°
EveningLight rain+15°feels +15°
NightLight rain+14°feels +14°
+16 °Light rain

Castlerock, Monday, 17 August

Light rain. High 16°C, low 13°C.

Pressure1014 mb
Wind14 mph W
Humidity72%
Visibility—
Dew point10°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 Castlerock 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.