Cardiff: Weather Forecast

The warmest day over the next 25 days in Cardiff is forecast to be 4th September at 21°C (70°F) and the warmest night on 20th August at 14°C (57°F). The average temperature over the next 25 days is forecast to be 19°C (66°F) . The average for August is 16°C (61°F) in Cardiff.

  • Sun 13 Aug
  • Mon 14 Aug
  • Tue 15 Aug
  • Wed 16 Aug
  • Thu 17 Aug Partly Sunny w/ Showers 20°C (68°F)
    W 14mph
    (22kmh)
    Night Partly Sunny 13°C
    (55°F)
  • Fri 18 Aug Partly Sunny w/ Showers 17°C (63°F)
    W 26mph
    (41kmh)
    Night Mostly Sunny 12°C
    (54°F)
  • Sat 19 Aug Partly Sunny 18°C (64°F)
    WNW 17mph
    (28kmh)
    Night Partly Sunny 13°C
    (55°F)
  • Sun 20 Aug Intermittent Clouds 19°C (66°F)
    W 14mph
    (22kmh)
    Night Partly Sunny 14°C
    (57°F)
  • Mon 21 Aug Partly Sunny 20°C (68°F)
    W 12mph
    (19kmh)
    Night Partly Sunny 13°C
    (55°F)
  • Tue 22 Aug Intermittent Clouds 20°C (68°F)
    W 11mph
    (18kmh)
    Night Partly Sunny 12°C
    (54°F)
  • Wed 23 Aug Mostly Sunny 19°C (66°F)
    NNE 9mph
    (14kmh)
    Night Partly Cloudy 11°C
    (52°F)
  • Thu 24 Aug Mostly Cloudy 19°C (66°F)
    ENE 7mph
    (11kmh)
    Night Cloudy 12°C
    (54°F)
  • Fri 25 Aug Intermittent Clouds 19°C (66°F)
    WNW 9mph
    (15kmh)
    Night Cloudy 12°C
    (54°F)
  • Sat 26 Aug Cloudy 20°C (68°F)
    WNW 14mph
    (23kmh)
    Night Cloudy 13°C
    (55°F)
  • Sun 27 Aug Cloudy 19°C (66°F)
    W 13mph
    (21kmh)
    Night Partly Cloudy 11°C
    (52°F)
  • Mon 28 Aug Partly Sunny 19°C (66°F)
    Night 10°C
    (50°F)
  • Tue 29 Aug Mostly Cloudy 18°C (64°F)
    Night 8°C
    (46°F)
  • Wed 30 Aug Mostly Cloudy 15°C (59°F)
    Night 10°C
    (50°F)
  • Thu 31 Aug Mostly Cloudy 20°C (68°F)
    Night 12°C
    (54°F)
  • Fri 1 Sep Intermittent Clouds 18°C (64°F)
    Night 10°C
    (50°F)
  • Sat 2 Sep Mostly Sunny 19°C (66°F)
    Night 13°C
    (55°F)
  • Sun 3 Sep Mostly Cloudy 20°C (68°F)
    Night 12°C
    (54°F)
  • Mon 4 Sep Mostly Cloudy 21°C (70°F)
    Night 14°C
    (57°F)
  • Tue 5 Sep Intermittent Clouds 20°C (68°F)
    Night 13°C
    (55°F)
  • Wed 6 Sep Sunny 21°C (70°F)
    Night 13°C
    (55°F)
  • Thu 7 Sep Intermittent Clouds 21°C (70°F)
    Night 13°C
    (55°F)
  • Fri 8 Sep Partly Sunny w/ Showers 20°C (68°F)
    Night 13°C
    (55°F)
  • Sat 9 Sep Partly Sunny 20°C (68°F)
    Night 13°C
    (55°F)
  • Sun 10 Sep Intermittent Clouds 18°C (64°F)
    Night 12°C
    (54°F)

Thu 17th Aug : Cardiff Hourly Forecast

  • 0:00
  • 3:00 17°C
    (63°F)
  • 6:00 16°C
    (61°F)
  • 9:00 17°C
    (63°F)
  • 12:00 19°C
    (66°F)
  • 15:00 19°C
    (66°F)
  • 18:00 19°C
    (66°F)
  • 21:00 16°C
    (61°F)

Fri 18th Aug : Cardiff Hourly Forecast

  • 0:00 15°C
    (59°F)
  • 3:00 15°C
    (59°F)
  • 6:00 14°C
    (57°F)
  • 9:00 15°C
    (59°F)
  • 12:00 16°C
    (61°F)
  • 15:00 16°C
    (61°F)
  • 18:00 16°C
    (61°F)
  • 21:00 15°C
    (59°F)

Sat 19th Aug : Cardiff Hourly Forecast

  • 0:00 14°C
    (57°F)
  • 3:00 13°C
    (55°F)
  • 6:00 12°C
    (54°F)
  • 9:00 14°C
    (57°F)
  • 12:00 16°C
    (61°F)
  • 15:00 18°C
    (64°F)
  • 18:00 17°C
    (63°F)
  • 21:00 15°C
    (59°F)

Sun 20th Aug : Cardiff Hourly Forecast

  • 0:00 14°C
    (57°F)
  • 3:00 13°C
    (55°F)
  • 6:00 13°C
    (55°F)
  • 9:00 15°C
    (59°F)
  • 12:00 17°C
    (63°F)
  • 15:00 18°C
    (64°F)
  • 18:00 18°C
    (64°F)
  • 21:00 16°C
    (61°F)

Mon 21st Aug : Cardiff Hourly Forecast

  • 0:00 15°C
    (59°F)
  • 3:00 15°C
    (59°F)
  • 6:00 14°C
    (57°F)
  • 9:00 16°C
    (61°F)
  • 12:00 18°C
    (64°F)
  • 15:00 20°C
    (68°F)
  • 18:00 18°C
    (64°F)
  • 21:00 16°C
    (61°F)

Tue 22nd Aug : Cardiff Hourly Forecast

  • 0:00 15°C
    (59°F)
  • 3:00 14°C
    (57°F)
  • 6:00 13°C
    (55°F)
  • 9:00 16°C
    (61°F)
  • 12:00 18°C
    (64°F)
  • 15:00 20°C
    (68°F)
  • 18:00 18°C
    (64°F)
  • 21:00 16°C
    (61°F)

Wed 23rd Aug : Cardiff Hourly Forecast

  • 0:00 14°C
    (57°F)
  • 3:00 13°C
    (55°F)
  • 6:00 12°C
    (54°F)
  • 9:00 14°C
    (57°F)
  • 12:00 17°C
    (63°F)
  • 15:00 19°C
    (66°F)
  • 18:00 18°C
    (64°F)
  • 21:00 15°C
    (59°F)

Thu 24th Aug : Cardiff Hourly Forecast

  • 0:00 13°C
    (55°F)
  • 3:00 12°C
    (54°F)
  • 6:00 11°C
    (52°F)
  • 9:00 14°C
    (57°F)
  • 12:00 17°C
    (63°F)
  • 15:00 19°C
    (66°F)
  • 18:00 18°C
    (64°F)
  • 21:00 16°C
    (61°F)

Fri 25th Aug : Cardiff Hourly Forecast

  • 0:00 14°C
    (57°F)
  • 3:00 13°C
    (55°F)
  • 6:00 12°C
    (54°F)
  • 9:00 15°C
    (59°F)
  • 12:00 17°C
    (63°F)
  • 15:00 19°C
    (66°F)
  • 18:00 18°C
    (64°F)
  • 21:00 15°C
    (59°F)

Sat 26th Aug : Cardiff Hourly Forecast

  • 0:00 14°C
    (57°F)
  • 3:00 13°C
    (55°F)
  • 6:00 12°C
    (54°F)
  • 9:00 13°C
    (55°F)
  • 12:00 16°C
    (61°F)
  • 15:00 19°C
    (66°F)
  • 18:00 20°C
    (68°F)
  • 21:00 18°C
    (64°F)

Sun 27th Aug : Cardiff Hourly Forecast

  • 0:00 16°C
    (61°F)
  • 3:00
  • 6:00
  • 9:00
  • 12:00
  • 15:00
  • 18:00
  • 21:00

Cardiff Hourly Weather Forecast

  • Thu 17 Aug
  • 3:00 17°C (63°F)
  • 6:00 16°C (61°F)
  • 9:00 17°C (63°F)
  • 12:00 19°C (66°F)
  • 15:00 19°C (66°F)
  • 18:00 19°C (66°F)
  • 21:00 16°C (61°F)
  • Fri 18 Aug
  • 0:00 15°C (59°F)
  • 3:00 15°C (59°F)
  • 6:00 14°C (57°F)
  • 9:00 15°C (59°F)
  • 12:00 16°C (61°F)
  • 15:00 16°C (61°F)
  • 18:00 16°C (61°F)
  • 21:00 15°C (59°F)
  • Sat 19 Aug
  • 0:00 14°C (57°F)
  • 3:00 13°C (55°F)
  • 6:00 12°C (54°F)
  • 9:00 14°C (57°F)
  • 12:00 16°C (61°F)
  • 15:00 18°C (64°F)
  • 18:00 17°C (63°F)
  • 21:00 15°C (59°F)
  • Sun 20 Aug
  • 0:00 14°C (57°F)
  • 3:00 13°C (55°F)
  • 6:00 13°C (55°F)
  • 9:00 15°C (59°F)
  • 12:00 17°C (63°F)
  • 15:00 18°C (64°F)
  • 18:00 18°C (64°F)
  • 21:00 16°C (61°F)
  • Mon 21 Aug
  • 0:00 15°C (59°F)
  • 3:00 15°C (59°F)
  • 6:00 14°C (57°F)
  • 9:00 16°C (61°F)
  • 12:00 18°C (64°F)
  • 15:00 20°C (68°F)
  • 18:00 18°C (64°F)
  • 21:00 16°C (61°F)
  • Tue 22 Aug
  • 0:00 15°C (59°F)
  • 3:00 14°C (57°F)
  • 6:00 13°C (55°F)
  • 9:00 16°C (61°F)
  • 12:00 18°C (64°F)
  • 15:00 20°C (68°F)
  • 18:00 18°C (64°F)
  • 21:00 16°C (61°F)
  • Wed 23 Aug
  • 0:00 14°C (57°F)
  • 3:00 13°C (55°F)
  • 6:00 12°C (54°F)
  • 9:00 14°C (57°F)
  • 12:00 17°C (63°F)
  • 15:00 19°C (66°F)
  • 18:00 18°C (64°F)
  • 21:00 15°C (59°F)
  • Thu 24 Aug
  • 0:00 13°C (55°F)
  • 3:00 12°C (54°F)
  • 6:00 11°C (52°F)
  • 9:00 14°C (57°F)
  • 12:00 17°C (63°F)
  • 15:00 19°C (66°F)
  • 18:00 18°C (64°F)
  • 21:00 16°C (61°F)
  • Fri 25 Aug
  • 0:00 14°C (57°F)
  • 3:00 13°C (55°F)
  • 6:00 12°C (54°F)
  • 9:00 15°C (59°F)
  • 12:00 17°C (63°F)
  • 15:00 19°C (66°F)
  • 18:00 18°C (64°F)
  • 21:00 15°C (59°F)
  • Sat 26 Aug
  • 0:00 14°C (57°F)
  • 3:00 13°C (55°F)
  • 6:00 12°C (54°F)
  • 9:00 13°C (55°F)
  • 12:00 16°C (61°F)
  • 15:00 19°C (66°F)
  • 18:00 20°C (68°F)
  • 21:00 18°C (64°F)
  • Sun 27 Aug
  • 0:00 16°C (61°F)
Show more

Your Holiday Weather Settings

Show temperature in:
Show distance in: