Guarda, Portugal experiences a moderate climate with significant seasonal variation. Winters are cool and sometimes chilly, with temperatures ranging from -6°C to 16°C in January and February, averaging around 5-7°C. Spring arrives in March, with temperatures gradually warming up to an average of 8°C, reaching highs of 25°C by April. Summer months bring warm to hot temperatures, peaking at 33-35°C in July and August, while autumn sees a return to milder conditions, averaging around 14°C from September to November.