Weather in Potomac in July
The weather in Potomac in July rangers from pleasant to hot, when night temperatures are around 18 degrees, while during the day the temperatures get over 31 . Although nights get cool to a certain extent, it is important to prepare for summer days with light clothes and a lot of water.
Avg Temp
18° - 31°
Avg Rainy Days
17
Avg Dry Days
14
Avg Snow Days
0
Weather Facts - Potomac in July
* The warmest temperature recorded in in July is 38°C
* The coldest temperature recorded in Potomac in July is 8°C
* The average rainfall in Potomac in July is 106 mm