Cardiff weather and climate
Cardiff weather and climate
Day
8 °C
Night
3 °C
Sea
9 °C
Precipitation
109 mm
in month
Rainy days
16 days
in month
Daylight
8 hours
average
Sunshine
2 hours
average
Humidity
92 %
Day
8 °C
Night
3 °C
Sea
9 °C
Precipitation
109 mm
in month
Rainy days
16 days
in month
Daylight
8 hours
average
Sunshine
2 hours
average
Humidity
92 %
Overview: Cardiff
Weather charts for Cardiff
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Weather overview for Cardiff
Weather overview
Cardiff (United Kingdom) is a place with a mild climate. Temperatures during the day are in the range from 8 °C (46 °F) in January to 21 °C (70 °F) in July. Temperatures during the night go from 2 °C (36 °F) in February to 13 °C (55 °F) in July. The least rainy month in Cardiff is July with its 11 days of rain, the rainiest month is November, when it rains 16 days.
January weather
The minimum of the day temperature is observable in Cardiff. The maximum of the wind speed can be noticed in January.
February weather
The minimum of the night temperature is observable, with its value being 2 °C (36 °F) in Cardiff. The number of rainy days descent's start could be observed, the value of this measure is 13 days, and the beginning of the descent of the rainfall amount could be noticed too in this month. The beginning of the rise of the number of sun hours (without clouds) could be noticed, the value of this measure is 2 hours.
March weather
The beginning of the rise of the night temperature could be noticed, the value of this measure is 4 °C (39 °F) in Cardiff, and the day temperature rise's start could be observed too, its value is 10 °C (50 °F). The rise of the number of sun hours (without clouds) can be observed, with its value of 4 hours.
April weather
The day temperature rises similarly to the previous month, with its value being 13 °C (55 °F) in Cardiff, and the night temperature continues to rise too, its value is 5 °C (41 °F). The beginning of the descent of the number of rainy days could be noticed, with its value being 12 days, while the rainfall amount is on its minimum, its value is 62 mm (2.43 in). The number of sun hours (without clouds) rises similarly to the previous month, with its value being 5 hours.
May weather
The rise of the day temperature can be observed in Cardiff, and the night temperature rises similarly to the previous month too. The number of sun hours (without clouds) continues to rise, with its value of 6 hours. The minimum of the humidity is observable, with its value of 82 %.
June weather
The tourist season is about to start in Cardiff. The day temperature rises similarly to the previous month, the value of this measure is 19 °C (66 °F), and the night temperature continues to rise too, with its value of 11 °C (52 °F). The maximum of the number of sun hours (without clouds) is observable, its value is 7 hours. The wind speed reaches its minimum, its value is 4.
July weather
The maximum of the day temperature is observable, the value of this measure is 21 °C (70 °F) in Cardiff, and the night temperature reaches its maximum too, the value of this measure is 13 °C (55 °F). The tourist season is taking place. The minimum of the number of rainy days is observable, with its value being 11 days, while the beginning of the rise of the rainfall amount could be noticed, with its value being 73 mm (2.87 in).
August weather
The tourist season is close to its peak in Cardiff. The number of rainy days rise's start could be observed, with its value of 13 days, while the rise of the rainfall amount can be observed, with its value being 85 mm (3.34 in).
September weather
The tourist season is close to its peak in Cardiff. The day temperature descent's start could be observed, and the beginning of the descent of the night temperature could be noticed as well, the value of this measure is 11 °C (51 °F). The number of sun hours (without clouds) starts to descent, with its value being 5 hours.
October weather
The day temperature descents similarly to the previous month, with its value of 14 °C (58 °F) in Cardiff, and the descent of the night temperature can be observed as well. The number of rainy days rise's start could be observed, its value is 15 days, and the rainfall amount rise's start could be observed too, with its value being 116 mm (4.58 in). The number of sun hours (without clouds) descents similarly to the previous month.
November weather
The day temperature descents similarly to the previous month in Cardiff, and the night temperature continues to descent too, its value is 5 °C (42 °F). The rainfall amount reaches its maximum, with its value being 118 mm (4.64 in), and the maximum of the number of rainy days is observable as well, its value is 16 days. The number of sun hours (without clouds) continues to descent, the value of this measure is 2 hours.
December weather
The day temperature continues to descent, with its value of 8 °C (47 °F) in Cardiff, and the night temperature descents similarly to the previous month as well, the value of this measure is 3 °C (38 °F). The beginning of the descent of the rainfall amount could be noticed, with its value being 109 mm (4.28 in), and the beginning of the descent of the number of rainy days could be noticed too, the value of this measure is 16 days. The minimum of the number of sun hours (without clouds) is observable, with its value of 2 hours.
FAQs
Is April part of the dry season in Cardiff?
No, April is not a dry month in Cardiff, expect rain approximately 12 days in a month.
What is the air temperature in Cardiff in May at night?
The average night temperature in Cardiff in May is 8 °C (47 °F). The nights will be cool, layers of clothes will be needed for evening and morning walks, the hotel should be equipped with heating.
How many rainy days can I expect in June in Cardiff?
There are 11 days, which are rainy in Cardiff in June, that is, days with precipitation more than 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 2.7 days of the week, or in general - 38 % days.
What is the temperature in Cardiff during the day in July?
In Cardiff in July, the average daily temperatures will be 21 °C (70 °F). A comfortable temperature for most people, where it is neither too cold nor too hot, and a large number of activities can be carried out comfortably, including sunbathing by the water. Lighter clothing will be suitable - shorts, skirts, t-shirts, jackets; a light sweater and long trousers may also be useful.
Is August part of the wet season in Cardiff?
No, there is no wet season in Cardiff in August - you can expect 13 days of rain during the month.
What is the sea temperature in September in Cardiff?
In Cardiff in September expect the sea to be warm at 17 °C (62 °F). At this sea temperature, swimming probably won't be the best experience. You probably won't like to stay in water for a long time. On the other hand, there are a minority of people who seek these conditions.
Are there good conditions to visit in Cardiff in October?
Cardiff can be visited in October - the weather will be moderate. A relatively low temperature of 14 °C (58 °F) may be ideal for walking or outdoor activities, but some people may have a different idea of the holiday. The temperature of 8 °C (47 °F) at night may make it better to dine inside or to put on more clothes for a dinner outside.