Ten-day forecast for Merrion: +8° to +17°, with rain expected on 6 days. The table below breaks each day down by time of day — morning, afternoon, evening and night.
+15°
Best day: 14 October, Wednesday
+17° · 15 mm
Worst day: 12 October, Monday
Tap any day below to see the weather morning, afternoon, evening and night.
Fri, 09+14 ° /17 °2.6
Morning+16°feels +16°
Afternoon+16°feels +16°
Evening+14°feels +13°
Night+16°feels +16°
+17 °
Merrion, Friday, 9 October
Light rain. High 17°C, low 14°C.
Pressure1012 mb
Wind26 mph W
Humidity90%
Visibility2.8 mi
Dew point14°C
Sat, 10+13 ° /14 °0.1
Morning+13°feels +12°
Afternoon+13°feels +13°
Evening+14°feels +13°
Night+13°feels +12°
+14 °
Merrion, Saturday, 10 October
Light rain. High 14°C, low 13°C.
Pressure1016 mb
Wind22 mph NW
Humidity69%
Visibility6.2 mi
Dew point8°C
Sun, 11+12 ° /15 °0
Morning+12°feels +11°
Afternoon+14°feels +13°
Evening+14°feels +14°
Night+12°feels +11°
+15 °
Merrion, Sunday, 11 October
Overcast. High 15°C, low 12°C.
Pressure1016 mb
Wind5 mph SW
Humidity63%
Visibility6.2 mi
Dew point7°C
Mon, 12+15 ° /17 °15
Morning+16°feels +16°
Afternoon+17°feels +17°
Evening+17°feels +17°
Night+15°feels +15°
+17 °
Merrion, Monday, 12 October
Rain. High 17°C, low 15°C.
Pressure1012 mb
Wind24 mph S
Humidity94%
Visibility—
Dew point16°C
Tue, 13+14 ° /17 °2.5
Morning+17°feels +17°
Afternoon+17°feels +17°
Evening+15°feels +15°
Night+15°feels +15°
+17 °
Merrion, Tuesday, 13 October
Light rain. High 17°C, low 14°C.
Pressure1020 mb
Wind22 mph SW
Humidity93%
Visibility—
Dew point16°C
Wed, 14+13 ° /15 °0.2
Morning+14°feels +14°
Afternoon+15°feels +15°
Evening+15°feels +15°
Night+15°feels +14°
+15 °
Merrion, Wednesday, 14 October
Light rain. High 15°C, low 13°C.
Pressure1022 mb
Wind20 mph S
Humidity79%
Visibility—
Dew point12°C
Thu, 15+10 ° /15 °10.6
Morning+12°feels +12°
Afternoon+12°feels +11°
Evening+12°feels +11°
Night+12°feels +11°
+15 °
Merrion, Thursday, 15 October
Rain. High 15°C, low 10°C.
Pressure1017 mb
Wind34 mph N
Humidity72%
Visibility—
Dew point7°C
Fri, 16+10 ° /13 °0
Morning+12°feels +11°
Afternoon+13°feels +11°
Evening+10°feels +9°
Night+10°feels +8°
+13 °
Merrion, Friday, 16 October
Mainly clear. High 13°C, low 10°C.
Pressure1025 mb
Wind23 mph N
Humidity56%
Visibility—
Dew point4°C
Sat, 17+8 ° /12 °4.6
Morning+9°feels +7°
Afternoon+11°feels +10°
Evening+9°feels +7°
Night+9°feels +7°
+12 °
Merrion, Saturday, 17 October
Rain. High 12°C, low 8°C.
Pressure1021 mb
Wind13 mph NE
Humidity60%
Visibility—
Dew point4°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 Merrion 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.