June weather forecast and climate
Allentown, PA US

• Average high temperature in June: 80.1°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (36°F).

• Average low temperature in June: 58.1°F

The month with the highest average low temperature is July (62.7°F).
The coldest month (with the lowest average low temperature) is January (19.5°F).

• Average humidity in June: 67.9%

The month with the highest relative humidity is September (74%).
The month with the lowest relative humidity is April (60.9%).

• Average rainfall in June: 4.3"

The wettest month (with the highest rainfall) is July (5").
The driest month (with the lowest rainfall) is February (2.7").

• Average rainfall days in June: 11.4 days

Months with the highest number of rainy days are April and May (12.1 days).
Months with the lowest number of rainy days are September and October (9.1 days).

• Average snowfall in June: 0"

The month with the highest snowfall is February (11.1").
Months with the lowest snowfall are May, June, July, August, September and October (0").

• Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (5.6 days).
Months with the lowest number of snowfall days are May, June, July, August, September and October (0 days).

• Average daylight in June: 15h

The month with the longest days is June (Average daylight: 15h).
The month with shortest days is December (Average daylight: 9.3h).

• Average sunshine in June: 9h

Months with most sunshine are June and July (Average sunshine: 9h).
Months with least sunshine are November and December (Average sunshine: 4).

• Average UV index in June: 9

Months with the highest UV index are June and July (UV index 9).
The month with the lowest UV index is December (UV index 1).