Gwynedd weather

The Gwynedd weather guide shows monthly weather averages (including daytime and night-time temperatures, rainfall and hours of sunshine) for Gwynedd, Wales.

• Gwynedd weather averages
• Gwynedd weather by month
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Gwynedd weather averages

Check the Gwynedd weather averages for each month of the year including maximum daytime and minimum night-time temperatures, monthly rainfall, number of days with rain and average daily hours of sunshine for Gwynedd, Wales. The Gwynedd weather averages shown below are for Aberdaron.

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Gwynedd weather by month

Check the weather for Gwynedd, Wales for a particular month by selecting from the list below. The Gwynedd monthly weather averages are for Aberdaron. This gives the best indication of what to expect from the weather months in advance.

• January
• February
• March
• April
• May
• June
• July
• August
• September
• October
• November
• December

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Gwynedd weather in January

The average maximum daytime temperature in Gwynedd (Aberdaron) in January is a cool 8°C (46°F), while the average minimum night-time temperature is a cold 3°C (37°F). You can expect on average 2 hours of sunshine a day in Gwynedd (Aberdaron) during January.

• 8
  8°C max day temperature
• 2
  2 hours of sunshine per day
• 21
  21 days with some rainfall
• 3
  3°C min night temperature
• 199
  199 mm of monthly rainfall

On average 199 mm (7.8 inches) of rain normally falls in Gwynedd (Aberdaron) during January with rain falling on 21 days of the month.

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Gwynedd weather in February

The average maximum daytime temperature in Gwynedd (Aberdaron) in February is a cool 8°C (46°F), while the average minimum night-time temperature is a cold 2°C (36°F). You can expect on average 3 hours of sunshine a day in Gwynedd (Aberdaron) during February.

• 8
  8°C max day temperature
• 3
  3 hours of sunshine per day
• 17
  17 days with some rainfall
• 2
  2°C min night temperature
• 144
  144 mm of monthly rainfall

On average 144 mm (5.7 inches) of rain normally falls in Gwynedd (Aberdaron) during February with rain falling on 17 days of the month.

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Gwynedd weather in March

The average maximum daytime temperature in Gwynedd (Aberdaron) in March is a cool 9°C (48°F), while the average minimum night-time temperature is a cold 3°C (37°F). You can expect on average 4 hours of sunshine a day in Gwynedd (Aberdaron) during March.

• 9
  9°C max day temperature
• 4
  4 hours of sunshine per day
• 18
  18 days with some rainfall
• 3
  3°C min night temperature
• 150
  150 mm of monthly rainfall

On average 150 mm (5.9 inches) of rain normally falls in Gwynedd (Aberdaron) during March with rain falling on 18 days of the month.

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Gwynedd weather in April

The average maximum daytime temperature in Gwynedd (Aberdaron) in April is a cool 12°C (54°F), while the average minimum night-time temperature is a cold 4°C (39°F). You can expect on average 6 hours of sunshine a day in Gwynedd (Aberdaron) during April.

• 12
  12°C max day temperature
• 6
  6 hours of sunshine per day
• 15
  15 days with some rainfall
• 4
  4°C min night temperature
• 102
  102 mm of monthly rainfall

On average 102 mm (4 inches) of rain normally falls in Gwynedd (Aberdaron) during April with rain falling on 15 days of the month.

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Gwynedd weather in May

The average maximum daytime temperature in Gwynedd (Aberdaron) in May is a comfortable 15°C (59°F), while the average minimum night-time temperature is a cold 7°C (45°F). You can expect on average 7 hours of sunshine a day in Gwynedd (Aberdaron) during May.

• 15
  15°C max day temperature
• 7
  7 hours of sunshine per day
• 15
  15 days with some rainfall
• 7
  7°C min night temperature
• 95
  95 mm of monthly rainfall

On average 95 mm (3.7 inches) of rain normally falls in Gwynedd (Aberdaron) during May with rain falling on 15 days of the month.

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Gwynedd weather in June

The average maximum daytime temperature in Gwynedd (Aberdaron) in June is a comfortable 17°C (63°F), while the average minimum night-time temperature is a cool 10°C (50°F). You can expect on average 7 hours of sunshine a day in Gwynedd (Aberdaron) during June.

• 17
  17°C max day temperature
• 7
  7 hours of sunshine per day
• 14
  14 days with some rainfall
• 10
  10°C min night temperature
• 105
  105 mm of monthly rainfall

On average 105 mm (4.1 inches) of rain normally falls in Gwynedd (Aberdaron) during June with rain falling on 14 days of the month.

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Gwynedd weather in July

The average maximum daytime temperature in Gwynedd (Aberdaron) in July is a comfortable 19°C (66°F), while the average minimum night-time temperature is a cool 12°C (54°F). You can expect on average 6 hours of sunshine a day in Gwynedd (Aberdaron) during July.

• 19
  19°C max day temperature
• 6
  6 hours of sunshine per day
• 13
  13 days with some rainfall
• 12
  12°C min night temperature
• 94
  94 mm of monthly rainfall

On average 94 mm (3.7 inches) of rain normally falls in Gwynedd (Aberdaron) during July with rain falling on 13 days of the month.

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Gwynedd weather in August

The average maximum daytime temperature in Gwynedd (Aberdaron) in August is a comfortable 19°C (66°F), while the average minimum night-time temperature is a cool 12°C (54°F). You can expect on average 6 hours of sunshine a day in Gwynedd (Aberdaron) during August.

• 19
  19°C max day temperature
• 6
  6 hours of sunshine per day
• 16
  16 days with some rainfall
• 12
  12°C min night temperature
• 127
  127 mm of monthly rainfall

On average 127 mm (5 inches) of rain normally falls in Gwynedd (Aberdaron) during August with rain falling on 16 days of the month.

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Gwynedd weather in September

The average maximum daytime temperature in Gwynedd (Aberdaron) in September is a comfortable 17°C (63°F), while the average minimum night-time temperature is a cool 10°C (50°F). You can expect on average 4 hours of sunshine a day in Gwynedd (Aberdaron) during September.

• 17
  17°C max day temperature
• 4
  4 hours of sunshine per day
• 17
  17 days with some rainfall
• 10
  10°C min night temperature
• 155
  155 mm of monthly rainfall

On average 155 mm (6.1 inches) of rain normally falls in Gwynedd (Aberdaron) during September with rain falling on 17 days of the month.

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Gwynedd weather in October

The average maximum daytime temperature in Gwynedd (Aberdaron) in October is a comfortable 14°C (57°F), while the average minimum night-time temperature is a cool 8°C (46°F). You can expect on average 3 hours of sunshine a day in Gwynedd (Aberdaron) during October.

• 14
  14°C max day temperature
• 3
  3 hours of sunshine per day
• 19
  19 days with some rainfall
• 8
  8°C min night temperature
• 185
  185 mm of monthly rainfall

On average 185 mm (7.3 inches) of rain normally falls in Gwynedd (Aberdaron) during October with rain falling on 19 days of the month.

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Gwynedd weather in November

The average maximum daytime temperature in Gwynedd (Aberdaron) in November is a cool 10°C (50°F), while the average minimum night-time temperature is a cold 5°C (41°F). You can expect on average 2 hours of sunshine a day in Gwynedd (Aberdaron) during November.

• 10
  10°C max day temperature
• 2
  2 hours of sunshine per day
• 20
  20 days with some rainfall
• 5
  5°C min night temperature
• 191
  191 mm of monthly rainfall

On average 191 mm (7.5 inches) of rain normally falls in Gwynedd (Aberdaron) during November with rain falling on 20 days of the month.

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Gwynedd weather in December

The average maximum daytime temperature in Gwynedd (Aberdaron) in December is a cool 8°C (46°F), while the average minimum night-time temperature is a cold 3°C (37°F). You can expect on average 2 hours of sunshine a day in Gwynedd (Aberdaron) during December.

• 8
  8°C max day temperature
• 2
  2 hours of sunshine per day
• 20
  20 days with some rainfall
• 3
  3°C min night temperature
• 213
  213 mm of monthly rainfall

On average 213 mm (8.4 inches) of rain normally falls in Gwynedd (Aberdaron) during December with rain falling on 20 days of the month.

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Gwynedd destinations

Browse the destinations below to find a holiday weather guide to help you plan your next holiday to Gwynedd. If you can't find the destination you are looking for, try the destination search.

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Top destinations in Gwynedd

• Aberdaron
• Aberdovey
• Abersoch
• Bala
• Bangor
• Barmouth
• Beddgelert
• Bethesda
• Blaenau Ffestiniog
• Bryncir
• Caernarfon
• Chwilog
• Criccieth
• Denio
• Dinas Mawddwy
• Dolbenmaen
• Dolgellau
• Dyffryn Ardudwy
• Garn Dolbenmaen
• Llanbedrog
• Llandderfel
• Llangelynin
• Llanllyfni
• Mallwyd
• Nefyn
• Penrhyndeudraeth
• Porthmadog
• Pwllheli
• Trawsfynydd
• Tywyn

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Places starting with A

• Aberdaron
• Aberdovey
• Abersoch

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Places starting with B

• Bala
• Bangor
• Barmouth
• Beddgelert
• Bethel
• Bethesda
• Blaenau Ffestiniog
• Bontddu
• Borth-y-Gest
• Bryncir

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Places starting with C

• Caeathro
• Caernarfon
• Chwilog
• Clynnogfawr
• Criccieth
• Cwm-y-Glo

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Places starting with D

• Deiniolen
• Denio
• Dinas
• Dinas Mawddwy
• Dolbenmaen
• Dolgellau
• Dolydd
• Dyffryn Ardudwy

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Places starting with E

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Places starting with F

• Fairbourne
• Ffestiniog

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Places starting with G

• Garn Dolbenmaen

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Places starting with H

• Harlech

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Places starting with I

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Places starting with J

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Places starting with K

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Places starting with L

• Llanbedr
• Llanbedrog
• Llanberis
• Llandderfel
• Llandwrog
• Llanelltyd
• Llanengan
• Llanfihangel-y-Pennant
• Llangelynin
• Llanllyfni
• Llannor
• Llanrug
• Llanuwchllyn
• Llanwnda
• Llanystumdwy
• Llithfaen
• Llwyngwril

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Places starting with M

• Maentwrog
• Mallwyd
• Morfa Bychan
• Morfa Nefyn

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Places starting with N

• Nefyn

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Places starting with O

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Places starting with P

• Pennal
• Penrhyndeudraeth
• Penygroes
• Porthmadog
• Pwllheli

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Places starting with Q

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Places starting with R

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Places starting with S

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Places starting with T

• Talsarnau
• Trawsfynydd
• Tremadog
• Tywyn

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Places starting with U

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Places starting with V

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Places starting with W

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Places starting with X

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Places starting with Y

• Y-Ffor

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Places starting with Z

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