Winters in Loures, Portugal are generally mild, with January and December temperatures averaging around 10°C and 14°C respectively, while February's average is slightly warmer at 13°C. As spring approaches, temperatures gradually rise, with April and May averages reaching 16°C and 17°C respectively, before peaking in June with an average of 19°C. Summer months bring warm to hot temperatures, with July and August averaging around 21°C, while September's average is slightly lower at 21°C. Autumn brings a return to milder temperatures, with October's average similar to January's, and November's similar to February's.