Weather in Cardiff in March 2018

Expect 10°C daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Cardiff in March. Check more long-term weather averages for Cardiff in March before you book your next holiday to UK in 2018.

Key weather averages for Cardiff in March

  • 10°C maximum daytime temperature in March in Cardiff10
    10°C max day temperature
  • 4 hours of sunshine per day (31% of daylight hours) in March in Cardiff4
    4 hours of sunshine per day
  • 17 days with some rainfall in March in Cardiff17
    17 days with some rainfall
  • 3°C minimum night-time temperature in March in Cardiff3
    3°C min night temperature
  • 12 hours of daylight per day in March in Cardiff12
    12 hours of daylight per day
  • No heat & humidity in March in Cardiff0
    No heat & humidity
  • 79 mm monthly rainfall in March in Cardiff79
    79 mm of monthly rainfall
  • UV (maximum) index 3 (Moderate) in March in Cardiff3
    3 (Moderate) UV index
  • 8°C sea temperature in March in Cardiff8
    8°C sea temperature

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Metric (°C / mm)  |  Imperial (°F / inches)

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More about Cardiff

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Guide to Cardiff weather in March

The average maximum daytime temperature in Cardiff in March is a cool 10°C (50°F). The average night-time temperature is usually a cold 3°C (37°F). There are usually 4 hours of bright sunshine each day, which represents 31% of the 12 hours of daylight.

Expect 79mm (3.1 inches) of rainfall across the whole of March with 17 days with some rain falling. Maximum UV levels will be moderate (3 UV index) at midday when the skies are clear.

The average sea temperature in and around Cardiff in March is 8°C (46°F).

The weather in Cardiff in March is represented by Cardiff.

Cardiff sunrise & sunset times for March 2018

Browse the sunrise & sunset times for Cardiff in March 2018. Select a month to view Cardiff sunrise & sunset times for the next twelve months.


Date Sunrise times Sunset times
Thursday, 1st March 2018 06:58 17:53
Friday, 2nd March 2018 06:56 17:55
Saturday, 3rd March 2018 06:54 17:56
Sunday, 4th March 2018 06:52 17:58
Monday, 5th March 2018 06:49 18:00
Tuesday, 6th March 2018 06:47 18:02
Wednesday, 7th March 2018 06:45 18:03
Thursday, 8th March 2018 06:43 18:05
Friday, 9th March 2018 06:41 18:07
Saturday, 10th March 2018 06:38 18:09
Sunday, 11th March 2018 06:36 18:10
Monday, 12th March 2018 06:34 18:12
Tuesday, 13th March 2018 06:32 18:14
Wednesday, 14th March 2018 06:29 18:15
Thursday, 15th March 2018 06:27 18:17
Friday, 16th March 2018 06:25 18:19
Saturday, 17th March 2018 06:22 18:21
Sunday, 18th March 2018 06:20 18:22
Monday, 19th March 2018 06:18 18:24
Tuesday, 20th March 2018 06:16 18:26
Wednesday, 21st March 2018 06:13 18:27
Thursday, 22nd March 2018 06:11 18:29
Friday, 23rd March 2018 06:09 18:31
Saturday, 24th March 2018 06:07 18:32
Sunday, 25th March 2018 07:04* 19:34*
Monday, 26th March 2018 07:02 19:36
Tuesday, 27th March 2018 07:00 19:37
Wednesday, 28th March 2018 06:57 19:39
Thursday, 29th March 2018 06:55 19:41
Friday, 30th March 2018 06:53 19:42
Saturday, 31st March 2018 06:51 19:44

*Daylight saving starts - British Summer Time (BST)

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Cardiff weather by month

Check Cardiff weather for a particular month by selecting from the list below. Monthly weather guides include figures for temperature, rainfall, sunshine hours and sea temperature plus daily sunrise & sunset times.

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