The rest of the year is generally dry and dusty. Coastal lowlands are much hotter. Lunch meetings are also frequently scheduled. Mail in El Salvador is totally unpredictable. Air mail letters usually take about two weeks to reach the U.S. or Europe.
Packages take about the same time, but stand a good chance of being lost.
The main branch is in the Centro de Gobierno. You can also receive mail there, addressed to the poste restante or Lista de Correos. The main office is in downtown San Salvador is located on the corner of calle Ruben Dario and 5a avenida sur. The prolonged civil war has taken its toll on public telephone poles and equipment, but the service remains amazingly efficient. Direct long distance dialing is available to almost anywhere in the world.