July weather forecastMill Creek, PA
July
Weather in July
July, like June, in Mill Creek, Pennsylvania, is another warm summer month, with an average temperature ranging between min 60.4°F (15.8°C) and max 83.7°F (28.7°C).Temperature
July registers as the month with the highest average temperatures, reaching 83.7°F (28.7°C) at its peak and 60.4°F (15.8°C) at the lowest.Heat index
In July, the heat index is estimated at a tropical 91.4°F (33°C). Take greater precautions, heat exhaustion and heat cramps may be expected. Heatstroke could result from lengthy activity.Heat index's context suggests values are appropriate for shady areas and slight breezes. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'feels like', reflects the blend of air temperature and relative humidity to give a temperature impression. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. Under direct sun rays, the felt temperature might be heightened, with the heat index increasing by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.
Humidity
July is the least humid month, with an average relative humidity of 75%.Rainfall
In Mill Creek, in July, it is raining for 17.6 days, with typically 2.48" (63mm) of accumulated precipitation. In Mill Creek, during the entire year, the rain falls for 164.3 days and collects up to 28.19" (716mm) of precipitation.Snowfall
In Mill Creek, snow does not fall in May through September.Daylight
In July, the average length of the day is 14h and 43min.On the first day of July, sunrise is at 5:45 am and sunset at 8:45 pm. On the last day of the month, sunrise is at 6:08 am and sunset at 8:27 pm EDT.
Sunshine
July has the most sunshine of the year, with an average of 10.3h of sunshine.UV index
The average daily maximum UV index in July is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A maximum UV index of 5 in July translates into the following recommendations:
Be vigilant - Preventing sunburn is recommended. To protect against the Sun's most potent rays, avoid direct exposure around midday. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in July
Mill Creek, PA
- Average high temperature in July: 83.7°F
The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (32.9°F).
- Average low temperature in July: 60.4°F
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).
Average pressure in July
Mill Creek, PA
- Average pressure in July: 29.98"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in July
Mill Creek, PA
- Average wind speed in July: 4.6mph
The windiest month (with the highest average wind speed) is January (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in July
Mill Creek, PA
- Average humidity in July: 75%
The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is July (75%).
Average rainfall in July
Mill Creek, PA
- Average rainfall in July: 2.48"
The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is September (1.85").
Average rainfall days in July
Mill Creek, PA
- Average rainfall days in July: 17.6 days
The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is February (9.5 days).
Average snowfall in July
Mill Creek, PA
- Average snowfall in July: 0"
The month with the highest snowfall is January (5.24").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in July
Mill Creek, PA
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (12.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in July /
Average sunshine in July
Mill Creek, PA
- Average daylight in July: 14h and 42min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in July: 10h and 18min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in July
Mill Creek, PA
- Average sunshine days in July: 11.5 days
The month with the most sunshine days is November (16.7 days).
The month with the least sunshine days is May (10.7 days).
Average UV index in July
Mill Creek, PA
- Average UV index in July: 5
The months with the highest UV index are May and June (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in July
Mill Creek, PA
- Average cloud cover in July: 34
The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are July and August (Cloud cover 34).
Average visibility in July
Mill Creek, PA
- Average visibility in July: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).





