April 2018 was very rainy

2018-05-10 (IPMA)

The month of April 2018 in mainland Portugal was very rainy, with an average amount of rainfall of 121.2 mm, which corresponds to about 150% of the monthly normal value, this was the 4^th rainy April since 2000 (after 2000, 2008 and 2016) and the 14^th since 1931.

According to the PDSI Palmer Drought Severity Index, as of April 30, there is still no meteorological drought in the entire territory, with 36.3% of the territory in the severe rain class, 47.1% in the moderate rain class and 16.6% in the rain class weak.

Relative to air temperature, the month is classified as normal, that is, the average value of average air temperature, 13.22°C, was very close to normal (+0.06°C); the mean value of maximum air temperature, 18.47°C, was higher than normal, + 0.29°C, and the mean value of minimum temperature was lower than normal at -0.17°C, the 4^th lowest value since 2000.

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