July weather forecastNapier, WV

July

Weather in July

July, the same as June, is another warm summer month in Napier, West Virginia, with temperature in the range of an average high of 82.2°F (27.9°C) and an average low of 61°F (16.1°C).

Temperature

Napier's July weather reaches an average high of 82.2°F (27.9°C) and an average low of 61°F (16.1°C), making it the warmest month.

Heat index

The heat index for July is computed to be a tropical 89.6°F (32°C). With prolonged exposure and constant activity, one might feel exhausted and experience heat cramps.
It is crucial to understand that heat index figures are for shade and gentle wind conditions. Uninterrupted exposure to the sun may boost the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', combines both the air temperature and the humidity level to give a perceived human temperature. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.

Humidity

In July, the average relative humidity is 78%.

Rainfall

In July, in Napier, the rain falls for 19.6 days. Throughout July, 3.66" (93mm) of precipitation is accumulated. Throughout the year, there are 195.1 rainfall days, and 38.98" (990mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Napier, West Virginia.

Daylight

The average length of the day in July is 14h and 34min.
On the first day of July in Napier, sunrise is at 6:01 am and sunset at 8:51 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 8:34 pm EDT.

Sunshine

The average sunshine in July in Napier is 9.9h.

UV index

The months with the highest UV index are July and August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: In July, the maximum UV index of 6 suggests these recommendations:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.

Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

July is the warmest month, with the temperature often reaching an average high of 82.2°F (27.9°C) and an average low of 61°F (16.1°C).

In July, in Napier, the average high-temperature is 82.2°F (27.9°C), and the average low-temperature is 61°F (16.1°C). In July, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is computed to be 89.6°F (32°C).

In Napier, the average relative humidity in July is 78%.

In Napier, West Virginia, in July, during 19.6 rainfall days, 3.66" (93mm) of precipitation is typically accumulated.

June through September are months without snowfall in Napier, West Virginia.

In Napier, West Virginia, the average day length in July is 14h and 34min.

In July, on the first day of the month, sunrise is at 6:01 am and sunset at 8:51 pm. On the last day of the month, in Napier, West Virginia, sunrise is at 6:23 am and sunset at 8:34 pm EDT.

In July, the average sunshine duration in Napier is 9.9h.

The months with the highest UV index are July and August, with an average maximum UV index of 6.

In July, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to UV radiation.

Today

Tomorrow

Long-term

Year J F M A M J July A S O N D

Jun

July

Aug

Average high temperature

78.4°F

82.2°F

81.5°F

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

5.5mph

4.9mph

4.5mph

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

19.5

19.6

16.3

Average snowfall

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

8.8

11.3

Average UV index

Average cloud cover

36%

33%

Average visibility

5mi

Average temperature in July
Napier, WV

Average high temperature in July: 82.2°F

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (36.5°F).

Average low temperature in July: 61°F

The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

Average pressure in July
Napier, WV

Average pressure in July: 30"Hg

The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

Average wind speed in July
Napier, WV

Average wind speed in July: 4.5mph

The windiest months (with the highest average wind speed) are January and February (7mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).

Average humidity in July
Napier, WV

Average humidity in July: 78%

The months with the highest relative humidity are January and February (83%).
The months with the lowest relative humidity are June, August and November (77%).

Average rainfall in July
Napier, WV

Average rainfall in July: 3.66"

The wettest month (with the highest rainfall) is May (4.37").
The driest month (with the least rainfall) is September (1.93").

Average rainfall days in July
Napier, WV

Average rainfall days in July: 19.6 days

The month with the highest number of rainy days is May (21.5 days).
The month with the least rainy days is February (12.9 days).

Average snowfall in July
Napier, WV

Average snowfall in July: 0"

The month with the highest snowfall is January (8.46").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in July
Napier, WV

Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (16.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in July /
Average sunshine in July
Napier, WV

Average daylight in July: 14h and 36min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

Average sunshine in July: 9h and 54min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in July
Napier, WV

Average sunshine days in July: 9 days

The month with the most sunshine days is October (14.3 days).
The months with the least sunshine days are January and February (7.3 days).

Average UV index in July
Napier, WV

Average UV index in July: 6

The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).