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Weather in Cardiff for March 2026

Your guide to Cardiff weather in March - trends and predictions

    Snow Forecast ❄️

  • With an average of 3 snowy days, Cardiff usually enjoys a light touch of snow in March.
    According to Cardiff snow forecast for March 2026, no snow is expected in the next 2 weeks.

    • Temperatures

  • So far, March 2026 in Cardiff is slightly warmer than the historical average by 1.4 °C.

  • The forecast for the next days in Cardiff predicts temperatures to be around 9 °C, close to the historical average.

  • In general, the average temperature in Cardiff at the beginning of March is 8.6 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 10 °C by the end of March.

    • Rain 🌧️

  • Cardiff experiences heavy rainfall in March, with over 20 rainy days and an average total precipitation 126.8 mm.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
5
Dry days
Average rainy days
23
Rainy days
Average snowy days
3
Snow days
Average temperatures
10°/4°
Temperatures
Average wind speed
26 km/h
Avg max wind
Average humidity
83 %
Avg humidity

Cardiff Weather March

Move between months or click on a day
February
April
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Overcast
8°
2
Overcast
9°
3
Sunny
8°
4
Partly cloudy
9°
5
Patchy rain possible
9°
6
Patchy rain possible
9°
7
Light rain shower
8°
8
Patchy rain possible
8°
9
Light rain shower
11°
10
Patchy moderate snow
10°
11
Patchy rain possible
8°
12
Patchy rain possible
10°
13
Light rain shower
10°
14
Patchy rain possible
9°
15
Patchy rain possible
10°
16
Patchy rain possible
9°
17
Partly cloudy
11°
18
Partly cloudy
14°
19
Partly cloudy
12°
20
Partly cloudy
12°
21
Patchy rain possible
7°
22
Patchy rain possible
6°
23
Patchy rain possible
6°
24
Cloudy
10°
25
Cloudy
9°
26
Sunny
9°
27
Patchy rain possible
7°
28
Light rain shower
10°
29
Light rain shower
11°
30
Light rain shower
12°
31
Light rain shower
12°

Temperatures trend during March in Cardiff

See the weather trend as well as the moving average line

March weather in Cardiff day by day

Click on a date for more information
February April
Date Weather Temperatures Rain Snow More
1 Mar. Overcast
Overcast
 8° /4° 5.1 mm 0.3 cm
2 Mar. Overcast
Overcast
 9° /3° 0.4 mm 0 cm
3 Mar. Sunny
Sunny
 8° /2° 0.1 mm 0 cm
4 Mar. Partly cloudy
Partly cloudy
 9° /2° 1 mm 0 cm
5 Mar. Patchy rain possible
Patchy rain possible
 9° /3° 0.5 mm 0 cm
6 Mar. Patchy rain possible
Patchy rain possible
 9° /3° 0.7 mm 0 cm
7 Mar. Light rain shower
Light rain shower
 8° /3° 2.1 mm 0 cm
8 Mar. Patchy rain possible
Patchy rain possible
 8° /4° 5.7 mm 0.1 cm
9 Mar. Light rain shower
Light rain shower
 11° /5° 4.3 mm 0 cm
10 Mar. Patchy moderate snow
Patchy moderate snow
 10° /4° 3.9 mm 0 cm
11 Mar. Patchy rain possible
Patchy rain possible
 8° /3° 0.8 mm 0 cm
12 Mar. Patchy rain possible
Patchy rain possible
 10° /4° 6.9 mm 0 cm
13 Mar. Light rain shower
Light rain shower
 10° /4° 7.8 mm 0 cm
14 Mar. Patchy rain possible
Patchy rain possible
 9° /3° 0.2 mm 0 cm
15 Mar. Patchy rain possible
Patchy rain possible
 10° /4° 2.2 mm 0 cm
16 Mar. Patchy rain possible
Patchy rain possible
 9° /4° 1.2 mm 0 cm
17 Mar. Partly cloudy
Partly cloudy
 11° /6° 0 mm 0 cm
18 Mar. Partly cloudy
Partly cloudy
 14° /6° 0 mm 0 cm
19 Mar. Partly cloudy
Partly cloudy
 12° /6° 0 mm 0 cm
20 Mar. Partly cloudy
Partly cloudy
 12° /4° 0 mm 0 cm
21 Mar. Patchy rain possible
Patchy rain possible
 7° /3° 0.2 mm 0 cm
22 Mar. Patchy rain possible
Patchy rain possible
 6° /4° 0.1 mm 0 cm
23 Mar. Patchy rain possible
Patchy rain possible
 6° /5° 0.7 mm 0 cm
24 Mar. Cloudy
Cloudy
 10° /5° 0 mm 0 cm
25 Mar. Cloudy
Cloudy
 9° /1° 0 mm 0 cm
26 Mar. Sunny
Sunny
 9° /0° 0 mm 0 cm
27 Mar. Patchy rain possible
Patchy rain possible
 7° /0° 0.2 mm 0 cm
28 Mar. Light rain shower
Light rain shower
 10° /3° 8 mm 0 cm
29 Mar. Light rain shower
Light rain shower
 11° /5° 3.5 mm 0 cm
30 Mar. Light rain shower
Light rain shower
 12° /6° 3.5 mm 0 cm
31 Mar. Light rain shower
Light rain shower
 12° /6° 5.9 mm 0 cm
Next
Important Notice
Our weather forecast for Cardiff in March is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Cardiff forecast closer to your planned date for the most up-to-date weather information.
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Cardiff in March - FAQ

What are the expected maximum and minimum temperatures in Cardiff during March?

Prepare for cooler days with highs just around 10° and colder nights, dipping below 4°.

How much rainfall should be expected in Cardiff during March?

Significant rainfall exceeding 126.8 mm is expected in Cardiff during March, occurring over more than 23 days. Preparing for wet conditions is recommended in your planning.

Will it snow in Cardiff in March 2026?

Cardiff experiences an average snowfall of 3.55 cm during March, occurring over 3 days.

What are the typical wind conditions in Cardiff during March?

The average wind speed in Cardiff during March is 26 km/h, suggesting breezy to windy conditions, depending on your activities.

Cardiff snow forecast March 2026

Track daily snowfall levels and discover Cardiff’s snowy potential this March ❄️
On average, Cardiff sees 3 snowy days during March, with approximately 3.6 cm of total snowfall.

March rainfall patterns in Cardiff

Explore the daily rainfall trends and prepare for Cardiffs March weather 💧
Typically, Cardiff has 23 rainy days in March with a total of 126.8 mm of rainfall.

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Location coordinates Where is Cardiff?

Get accurate weather forecasts for Cardiff, located at latitude 51.48 and longitude -3.18. Stay updated with localized weather information tailored for Cardiff.

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