May Weather in Swissvale

Last updated: March 2, 2024

The weather in Swissvale, United States, during May is characterized by an average temperature of 17°C (63°F). Highs can soar to 31°C (88°F), while lows may dip to 2°C (36°F). Typically, the humidity level in Swissvale throughout May hovers around 81%.

2°C (36°F)

Minimum temperature

17°C (63°F)

Average temperature

31°C (88°F)

Maximum temperature

81%

Humidity

Precipitation and Sunshine hours

In May, Swissvale averages 150 mm (5.9 inches) of rainfall, typically over the course of 17 rainy days. The month enjoys an average of 14 hours 26 minutes of daylight, with the sun shining for approximately 8 hours 35 minutes each day. Additionally, there is a 35% probability of sunny days during this period.

150 mm (5.9 inches)

Precipitation

17 rainy days

Rainy days

8 hours 35 minutes

Sunshine hours

35%

Chance of sun

UV Index

In May, the UV Index in Swissvale reaches a maximum of 10, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, during which unprotected skin may burn in as little as 15 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00
UVI	1	2	3	5	8	9	10	9	8	6	4	2	1
Exposure	Low		Moderate		VeryHigh					High	Moderate	Low
Time to burn	45 min		30 min		15 min					25 min	30 min	45 min