July is a warm summer month in Milan, with temperature in the range of an average high of 29°C (84°F) during the day and an average low of 18°C (64°F) during the night.
The currency in Italy is the Euro. You can exchange currency in banks, exchange offices, airports and hotels. For daily exchange rates, please visit the website of the Bank of Italy.
https://tassidicambio.bancaditalia.it/terzevalute-wf-ui-web
If you do not want to exchange your currency, you can use credit or debit cards. MasterCard and Visa are widely accepted by most merchants. A little cash is however recommended for small expenses. Coins are available in €2 and €1. Paper notes are available in the same denominations as the US dollar up to the €500 (€5, €10, €20, €50, €100, €200, €500).
Italy in July observes the Central European Summer Time (CEST, UTC+2), lasting from the last Sunday in March to the last Sunday in October and one hour ahead the Central European Time (CET, UTC+1).
Electricity in Italy is 220 volts, 50 cycles alternating current (AC). Italian sockets are designed to accept round pins.
