July weather forecast
Tri Mills, PA

Share

Weather in July

July, like June, in Tri Mills, Pennsylvania, is another warm summer month, with an average temperature varying between 59.5°F (15.3°C) and 81.3°F (27.4°C).

Temperature

The month of July sees the highest average temperatures, reaching 81.3°F (27.4°C) at the peak and 59.5°F (15.3°C) at the low.

Heat index

July's mean heat index is calculated to be a tropical 87.8°F (31°C). If one continues to be active during exposure, it might cause tiredness and subsequent heat cramps.
It is important to note that the heat index values are for shaded areas and light wind scenarios. Direct sunlight exposure may result in a rise of the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.

Humidity

In July, the average relative humidity is 79%.

Rainfall

In Tri Mills, in July, it is raining for 16.8 days, with typically 2.8" (71mm) of accumulated precipitation. Throughout the year, there are 166.3 rainfall days, and 31.06" (789mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In Tri Mills, the average length of the day in July is 14h and 48min.
On the first day of the month, sunrise is at 5:36 am and sunset at 8:42 pm. On the last day of July, sunrise is at 6:00 am and sunset at 8:23 pm EDT.

Sunshine

July has the most sunshine of the year, with an average of 10.2h of sunshine.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: In July, the maximum UV index of 5 translates into these guidelines:
Heed the precautions - It is counselled to guard against solar damage. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Updated: Aug 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the hottest?

July is the warmest month, exhibiting average temperatures of 81.3°F (27.4°C) at the peak and 59.5°F (15.3°C) at the base.

What is the usual temperature for Tri Mills in July?

July temperatures vary between a high-temperature of 81.3°F (27.4°C) and a low-temperature of 59.5°F (15.3°C). In July, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 87.8°F (31°C).

What is the average humidity in July?

The average relative humidity in July is 79%.

How much does it rain in July?

In July, the rain falls for 16.8 days. Throughout July, 2.8" (71mm) of precipitation is accumulated.

When it does not snow?

June through September are months without snowfall.

How many hours of daylight does Tri Mills have in July?

In Tri Mills, the average day length in July is 14h and 48min.

When are sunrise and sunset in July?

In July, on the first day of the month, sunrise is at 5:36 am and sunset at 8:42 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 8:23 pm EDT.

What month has the most sunshine?

The month with the most sunshine is July, with an average of 10.2h of sunshine.

How long on average sun shines in July?

In Tri Mills, the average sunshine duration in July is 10.2h.

When is the highest UV index?

May through August, with an average maximum UV index of 5, are months with the highest UV index.

What is the UV index intensity in July?

In July, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Tri Mills, PA

Average temperature in July - Tri Mills, PA
  • Average high temperature in July: 81.3°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (31.8°F).

  • Average low temperature in July: 59.5°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (19°F).

Average pressure in July
Tri Mills, PA

Average pressure in July - Tri Mills, PA
  • Average pressure in July: 29.97"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in July
Tri Mills, PA

Average wind speed in July - Tri Mills, PA
  • Average wind speed in July: 5mph

The windiest months (with the highest average wind speed) are March and April (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in July
Tri Mills, PA

Average humidity in July - Tri Mills, PA
  • Average humidity in July: 79%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (77%).

Average rainfall in July
Tri Mills, PA

Average rainfall in July - Tri Mills, PA
  • Average rainfall in July: 2.8"

The wettest months (with the highest rainfall) are April and May (2.99").
The driest month (with the least rainfall) is September (2.05").

Average rainfall days in July
Tri Mills, PA

Average rainfall days in July - Tri Mills, PA
  • Average rainfall days in July: 16.8 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (9.3 days).

Average snowfall in July
Tri Mills, PA

Average snowfall in July - Tri Mills, PA
  • Average snowfall in July: 0"

The month with the highest snowfall is January (5.94").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in July
Tri Mills, PA

Average snowfall days in July - Tri Mills, PA
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (12.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in July /
Average sunshine in July
Tri Mills, PA

Average daylight in July / Average sunshine in July - Tri Mills, PA
  • Average daylight in July: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in July: 10h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).

Average sunshine days in July
Tri Mills, PA

Average sunshine days in July - Tri Mills, PA
  • Average sunshine days in July: 11.5 days

The month with the most sunshine days is November (16.3 days).
The month with the least sunshine days is February (9.8 days).

Average UV index in July
Tri Mills, PA

Average UV index in July - Tri Mills, PA
  • Average UV index in July: 5

The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in July
Tri Mills, PA

Average cloud cover in July - Tri Mills, PA
  • Average cloud cover in July: 35

The months with the most cloud cover are February and December (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 35).

Average visibility in July
Tri Mills, PA

Average visibility in July - Tri Mills, 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).

Tri Mills, Pennsylvania, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location