Trethomas weather

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

Trethomas weather averages

Check the Trethomas 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 Trethomas, Caerphilly Area, Wales.

Max Day Temperature (°C)

Hours of Sunshine (daily)

  • Jan
  • Feb
  • Mar
  • Apr
  • May
  • Jun
  • Jul
  • Aug
  • Sep
  • Oct
  • Nov
  • Dec

Days with some Rainfall

Min Night Temperature (°C)

Monthly Rainfall (mm)

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Trethomas weather by month

Check the weather for Trethomas, Caerphilly Area, Wales for a particular month by selecting from the list below. This gives the best indication of what to expect from the weather months in advance.

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Trethomas weather in January

The average maximum daytime temperature in Trethomas in January is a cold 6°C (43°F), while the average minimum night-time temperature is a cold 1°C (34°F). You can expect on average 2 hours of sunshine a day in Trethomas during January.

  • 6°C maximum daytime temperature in January in Trethomas6
    6°C max day temperature
  • 2 hours of sunshine per day in January in Trethomas2
    2 hours of sunshine per day
  • 20 days with some rainfall in January in Trethomas20
    20 days with some rainfall
  • 1°C minimum night-time temperature in January in Trethomas1
    1°C min night temperature
  • 165 mm monthly rainfall in January in Trethomas165
    165 mm of monthly rainfall

On average 165 mm (6.5 inches) of rain normally falls in Trethomas during January with rain falling on 20 days of the month.

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Trethomas weather in February

The average maximum daytime temperature in Trethomas in February is a cold 7°C (45°F), while the average minimum night-time temperature is a cold 1°C (34°F). You can expect on average 2 hours of sunshine a day in Trethomas during February.

  • 7°C maximum daytime temperature in February in Trethomas7
    7°C max day temperature
  • 2 hours of sunshine per day in February in Trethomas2
    2 hours of sunshine per day
  • 16 days with some rainfall in February in Trethomas16
    16 days with some rainfall
  • 1°C minimum night-time temperature in February in Trethomas1
    1°C min night temperature
  • 120 mm monthly rainfall in February in Trethomas120
    120 mm of monthly rainfall

On average 120 mm (4.7 inches) of rain normally falls in Trethomas during February with rain falling on 16 days of the month.

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Trethomas weather in March

The average maximum daytime temperature in Trethomas in March is a cool 9°C (48°F), while the average minimum night-time temperature is a cold 2°C (36°F). You can expect on average 4 hours of sunshine a day in Trethomas during March.

  • 9°C maximum daytime temperature in March in Trethomas9
    9°C max day temperature
  • 4 hours of sunshine per day in March in Trethomas4
    4 hours of sunshine per day
  • 18 days with some rainfall in March in Trethomas18
    18 days with some rainfall
  • 2°C minimum night-time temperature in March in Trethomas2
    2°C min night temperature
  • 114 mm monthly rainfall in March in Trethomas114
    114 mm of monthly rainfall

On average 114 mm (4.5 inches) of rain normally falls in Trethomas during March with rain falling on 18 days of the month.

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Trethomas weather in April

The average maximum daytime temperature in Trethomas in April is a cool 11°C (52°F), while the average minimum night-time temperature is a cold 4°C (39°F). You can expect on average 5 hours of sunshine a day in Trethomas during April.

  • 11°C maximum daytime temperature in April in Trethomas11
    11°C max day temperature
  • 5 hours of sunshine per day in April in Trethomas5
    5 hours of sunshine per day
  • 15 days with some rainfall in April in Trethomas15
    15 days with some rainfall
  • 4°C minimum night-time temperature in April in Trethomas4
    4°C min night temperature
  • 86 mm monthly rainfall in April in Trethomas86
    86 mm of monthly rainfall

On average 86 mm (3.4 inches) of rain normally falls in Trethomas during April with rain falling on 15 days of the month.

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Trethomas weather in May

The average maximum daytime temperature in Trethomas in May is a comfortable 15°C (59°F), while the average minimum night-time temperature is a cold 6°C (43°F). You can expect on average 6 hours of sunshine a day in Trethomas during May.

  • 15°C maximum daytime temperature in May in Trethomas15
    15°C max day temperature
  • 6 hours of sunshine per day in May in Trethomas6
    6 hours of sunshine per day
  • 14 days with some rainfall in May in Trethomas14
    14 days with some rainfall
  • 6°C minimum night-time temperature in May in Trethomas6
    6°C min night temperature
  • 80 mm monthly rainfall in May in Trethomas80
    80 mm of monthly rainfall

On average 80 mm (3.1 inches) of rain normally falls in Trethomas during May with rain falling on 14 days of the month.

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Trethomas weather in June

The average maximum daytime temperature in Trethomas in June is a comfortable 18°C (64°F), while the average minimum night-time temperature is a cool 9°C (48°F). You can expect on average 7 hours of sunshine a day in Trethomas during June.

  • 18°C maximum daytime temperature in June in Trethomas18
    18°C max day temperature
  • 7 hours of sunshine per day in June in Trethomas7
    7 hours of sunshine per day
  • 14 days with some rainfall in June in Trethomas14
    14 days with some rainfall
  • 9°C minimum night-time temperature in June in Trethomas9
    9°C min night temperature
  • 80 mm monthly rainfall in June in Trethomas80
    80 mm of monthly rainfall

On average 80 mm (3.1 inches) of rain normally falls in Trethomas during June with rain falling on 14 days of the month.

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Trethomas weather in July

The average maximum daytime temperature in Trethomas in July is a comfortable 20°C (68°F), while the average minimum night-time temperature is a cool 11°C (52°F). You can expect on average 6 hours of sunshine a day in Trethomas during July.

  • 20°C maximum daytime temperature in July in Trethomas20
    20°C max day temperature
  • 6 hours of sunshine per day in July in Trethomas6
    6 hours of sunshine per day
  • 13 days with some rainfall in July in Trethomas13
    13 days with some rainfall
  • 11°C minimum night-time temperature in July in Trethomas11
    11°C min night temperature
  • 68 mm monthly rainfall in July in Trethomas68
    68 mm of monthly rainfall

On average 68 mm (2.7 inches) of rain normally falls in Trethomas during July with rain falling on 13 days of the month.

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Trethomas weather in August

The average maximum daytime temperature in Trethomas in August is a comfortable 20°C (68°F), while the average minimum night-time temperature is a cool 11°C (52°F). You can expect on average 6 hours of sunshine a day in Trethomas during August.

  • 20°C maximum daytime temperature in August in Trethomas20
    20°C max day temperature
  • 6 hours of sunshine per day in August in Trethomas6
    6 hours of sunshine per day
  • 15 days with some rainfall in August in Trethomas15
    15 days with some rainfall
  • 11°C minimum night-time temperature in August in Trethomas11
    11°C min night temperature
  • 97 mm monthly rainfall in August in Trethomas97
    97 mm of monthly rainfall

On average 97 mm (3.8 inches) of rain normally falls in Trethomas during August with rain falling on 15 days of the month.

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Trethomas weather in September

The average maximum daytime temperature in Trethomas in September is a comfortable 17°C (63°F), while the average minimum night-time temperature is a cool 9°C (48°F). You can expect on average 4 hours of sunshine a day in Trethomas during September.

  • 17°C maximum daytime temperature in September in Trethomas17
    17°C max day temperature
  • 4 hours of sunshine per day in September in Trethomas4
    4 hours of sunshine per day
  • 15 days with some rainfall in September in Trethomas15
    15 days with some rainfall
  • 9°C minimum night-time temperature in September in Trethomas9
    9°C min night temperature
  • 112 mm monthly rainfall in September in Trethomas112
    112 mm of monthly rainfall

On average 112 mm (4.4 inches) of rain normally falls in Trethomas during September with rain falling on 15 days of the month.

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Trethomas weather in October

The average maximum daytime temperature in Trethomas in October is a cool 13°C (55°F), while the average minimum night-time temperature is a cold 7°C (45°F). You can expect on average 3 hours of sunshine a day in Trethomas during October.

  • 13°C maximum daytime temperature in October in Trethomas13
    13°C max day temperature
  • 3 hours of sunshine per day in October in Trethomas3
    3 hours of sunshine per day
  • 18 days with some rainfall in October in Trethomas18
    18 days with some rainfall
  • 7°C minimum night-time temperature in October in Trethomas7
    7°C min night temperature
  • 138 mm monthly rainfall in October in Trethomas138
    138 mm of monthly rainfall

On average 138 mm (5.4 inches) of rain normally falls in Trethomas during October with rain falling on 18 days of the month.

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Trethomas weather in November

The average maximum daytime temperature in Trethomas in November is a cool 9°C (48°F), while the average minimum night-time temperature is a cold 4°C (39°F). You can expect on average 2 hours of sunshine a day in Trethomas during November.

  • 9°C maximum daytime temperature in November in Trethomas9
    9°C max day temperature
  • 2 hours of sunshine per day in November in Trethomas2
    2 hours of sunshine per day
  • 19 days with some rainfall in November in Trethomas19
    19 days with some rainfall
  • 4°C minimum night-time temperature in November in Trethomas4
    4°C min night temperature
  • 146 mm monthly rainfall in November in Trethomas146
    146 mm of monthly rainfall

On average 146 mm (5.7 inches) of rain normally falls in Trethomas during November with rain falling on 19 days of the month.

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Trethomas weather in December

The average maximum daytime temperature in Trethomas in December is a cold 7°C (45°F), while the average minimum night-time temperature is a cold 2°C (36°F). You can expect on average 2 hours of sunshine a day in Trethomas during December.

  • 7°C maximum daytime temperature in December in Trethomas7
    7°C max day temperature
  • 2 hours of sunshine per day in December in Trethomas2
    2 hours of sunshine per day
  • 19 days with some rainfall in December in Trethomas19
    19 days with some rainfall
  • 2°C minimum night-time temperature in December in Trethomas2
    2°C min night temperature
  • 168 mm monthly rainfall in December in Trethomas168
    168 mm of monthly rainfall

On average 168 mm (6.6 inches) of rain normally falls in Trethomas during December with rain falling on 19 days of the month.

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