![]() SunshineThe average sunshine in July in Portland is 10.8h. On the last day of July, sunrise is at 5:53 am and sunset at 8:40 pm PDT. On the first day of the month, sunrise is at 5:25 am and sunset at 9:03 pm. DaylightIn July, the average length of the day in Portland, Oregon, is 15h and 16min. SnowfallIn Portland, snow does not fall in April through October. Rainfall The month with the least rainfall is July, when the rain falls for 4.9 days and typically collects 0.31" (8mm) of precipitation. HumidityIn July, the average relative humidity is 64%. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity. Young children are generally more endangered than adults, as they usually less sweat. Heat index values are especially crucial for babies and toddlers. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Additional factors like metabolic differences, wind, clothing, and activity influence one's weather impression. Note: The heat index, also known as 'feels like', 'felt air temperature', 'real feel', or 'apparent temperature', is a measure of how hot it feels when the actual air humidity is factored in. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees. Note that heat index values are valued for light wind and location in the shade. Sustaining activity may result in heat cramps. Exhaustion is likely with prolonged exposure and activity. Heat indexIn July, the average heat index is calculated to be 82.4☏ (28☌). ![]() In Portland, in July, the average low-temperature is 52.5☏ (11.4☌). TemperatureIn July, the average high-temperature marginally rises from a pleasant 72.1☏ (22.3☌) in June to a warm 80.6☏ (27☌). July in Portland, Oregon, is a warm summer month, with temperature in the range of an average high of 80.6☏ (27☌) and an average low of 52.5☏ (11.4☌).
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