In a statement, the IPMA stated that the total rainfall in July, 3.3 millimetres, was "much lower than normal" considering the 1991-2020 period, "about 33% of the average value."
The IPMA points to a "significant increase in drought that extended to two-thirds of mainland Portugal, with a particularly severe worsening in the northwest region," adding that on July 31, about 67% of mainland Portugal was in a "meteorological drought."
In terms of average air temperature, July's was 1.02 degrees Celsius (°C) above the normal value for the period 1991-2020, and "the average maximum and minimum air temperatures were also higher than normal, +1.44°C and +0.61°C, respectively."
The IPMA (National Institute of Meteorology) records two hot periods (July 1-9 and July 25-31) with air temperatures more than 3.0°C above the monthly average on the 3rd, 4th, 30th, and 31st.
"On July 1st, 3rd, and 16th, more than 50% of IPMA stations recorded very hot days," with maximum temperatures equal to or above 35°C. On July 1st, approximately 20% of stations recorded an extremely hot day, with maximum temperatures equal to or above 40°C, and 35% recorded tropical nights (minimum temperatures equal to or above 20°C).
Globally, last month was the third-warmest July on record, with an average surface air temperature of 16.68°C, "0.45°C warmer than the average for the 1991-2020 period."
In Europe, July was the 4th warmest on record for the continent, with an average air temperature of "21.12°C, +1.30°C above the 1991-2020 average."
Regarding Portugal, the IPMA report also indicates that "a heat wave began in the districts of Viseu and Vila Real at the end of July and continued throughout August."