Cardiff weather by month
Cardiff has mild summers, cool winters and plenty of rain. The most pleasant months are June to August.
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Month by month
Average daytime high, night low, rain or snow, how the air feels and how strong the sun is, 1991–2020. Best months are highlighted.
| Month | High | Low | Rain | Air | Sun |
|---|---|---|---|---|---|
| January | 47°F 9°C | 38°F 3°C | 4.0 in 101 mm | Dry | Weak sun |
| February | 48°F 9°C | 37°F 3°C | 3.3 in 85 mm | Dry | Weak sun |
| March | 52°F 11°C | 39°F 4°C | 3.1 in 78 mm | Dry | Moderate sun |
| April | 57°F 14°C | 42°F 6°C | 2.6 in 65 mm | Dry | Sunny |
| May | 63°F 17°C | 47°F 8°C | 2.6 in 67 mm | Comfortable | Sunny |
| June | 68°F 20°C | 52°F 11°C | 2.8 in 70 mm | Comfortable | Sunny |
| July | 71°F 22°C | 56°F 13°C | 3.3 in 83 mm | Comfortable | Sunny |
| August | 70°F 21°C | 56°F 13°C | 3.9 in 100 mm | Comfortable | Sunny |
| September | 66°F 19°C | 52°F 11°C | 3.4 in 86 mm | Comfortable | Moderate sun |
| October | 59°F 15°C | 47°F 9°C | 4.6 in 118 mm | Comfortable | Weak sun |
| November | 53°F 12°C | 42°F 6°C | 5.2 in 132 mm | Dry | Weak sun |
| December | 48°F 9°C | 38°F 4°C | 4.6 in 117 mm | Dry | Weak sun |
Cities with a climate like Cardiff
Whole-year match out of 100, one city per country, seasons lined up across the equator.