July weather forecast
Grand River, LA

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Weather in July

July, the same as June, in Grand River, Louisiana, is another tropical summer month, with an average temperature ranging between max 91.2°F (32.9°C) and min 74.1°F (23.4°C).

Temperature

The peak of Grand River's temperatures is noted during July and August, averaging a high-temperature of 91.2°F (32.9°C).

Heat index

During July, the heat index is evaluated at a burning hot 116.6°F (47°C). Guard: Heat exhaustion and heat cramps are foreseeable. Prolonged effort may bring about heatstroke.
From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'feels like' or 'real feel', is a single figure representing how weather conditions feel when combining temperature and humidity. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. When in direct sunlight, one should be cautious as it can raise the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. Relative humidity in excess curtails evaporation, therefore reducing heat dissipation from the body, leading to feelings of excess heat. Accumulating more heat than the body can dissipate leads to an uptick in body temperature, with potential heat stress consequences.

Humidity

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

Rainfall

July is the month with the most rainfall. Rain falls for 19.4 days and accumulates 2.56" (65mm) of precipitation.

Snowfall

In Grand River, snow does not fall in February through December.

Daylight

The average length of the day in July is 13h and 52min.
On the first day of July in Grand River, sunrise is at 6:07 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 6:24 am and sunset at 7:59 pm CDT.

Sunshine

In Grand River, the average sunshine in July is 10.2h.

UV index

June through August, with an average maximum UV index of 7, are months with the highest UV index in Grand River. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: In July, a daily maximum UV index of 7 leads to the following instructions:
Fend off overexposure. Sun protection is vital. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. During bright days, sunglasses that offer UVA and UVB defense are recommended.
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Frequently asked questions

What are the warmest months in Grand River?

In Grand River, the warmest months are July and August, registering an average high-temperature of 91.2°F (32.9°C).

How hot is it in Grand River in July?

The average high-temperature and low-temperature in Grand River during July are 91.2°F (32.9°C) and 74.1°F (23.4°C) respectively. The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in July is evaluated at 116.6°F (47°C).

What is the average humidity in July in Grand River?

In Grand River, Louisiana, the average relative humidity in July is 78%.

What is the wettest month in Grand River?

July is the month with the most rainfall in Grand River. Rain falls for 19.4 days and accumulates 2.56" (65mm) of precipitation.

How many days does it rain in July in Grand River?

In July, the rain falls for 19.4 days. Throughout July, 2.56" (65mm) of precipitation is accumulated.

When it does not snow in Grand River?

In Grand River, Louisiana, snow does not fall in February through December.

What is the average length of the day in July in Grand River?

The average day length in July in Grand River is 13h and 52min.

When is the sunrise / sunset in July in Grand River?

In July, on the first day of the month, sunrise is at 6:07 am and sunset at 8:11 pm. On the last day of the month, in Grand River, sunrise is at 6:24 am and sunset at 7:59 pm CDT.

How long on average sun shines in July in Grand River?

The average sunshine duration in July in Grand River is 10.2h.

When is the highest UV index in Grand River?

June through August, with an average maximum UV index of 7, are months with the highest UV index in Grand River.

How high is the UV index in July in Grand River?

In July, the average daily maximum UV index in Grand River, Louisiana, is 7. A UV Index value of 6 to 7 symbolizes a high health risk 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
Grand River, LA

Average temperature in July - Grand River, LA
  • Average high temperature in July: 91.2°F

The warmest months (with the highest average high temperature) are July and August (91.2°F).
The month with the lowest average high temperature is January (59°F).

  • Average low temperature in July: 74.1°F

The month with the highest average low temperature is August (74.5°F).
The coldest month (with the lowest average low temperature) is January (43.5°F).

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Average pressure in July
Grand River, LA

Average pressure in July - Grand River, LA
  • Average pressure in July: 30"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.96"Hg).

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Average wind speed in July
Grand River, LA

Average wind speed in July - Grand River, LA
  • Average wind speed in July: 4.5mph

The windiest month (with the highest average wind speed) is February (6.9mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

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Average humidity in July
Grand River, LA

Average humidity in July - Grand River, LA
  • Average humidity in July: 78%

The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in July
Grand River, LA

Average rainfall in July - Grand River, LA
  • Average rainfall in July: 2.56"

The wettest month (with the highest rainfall) is July (2.56").
The driest month (with the least rainfall) is March (0.67").

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Average rainfall days in July
Grand River, LA

Average rainfall days in July - Grand River, LA
  • Average rainfall days in July: 19.4 days

The month with the highest number of rainy days is August (20.9 days).
The month with the least rainy days is November (7.1 days).

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Average snowfall in July
Grand River, LA

Average snowfall in July - Grand River, LA
  • Average snowfall in July: 0"

The month with the highest snowfall is January (0.08").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in July
Grand River, LA

Average snowfall days in July - Grand River, LA
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).

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Average daylight in July /
Average sunshine in July
Grand River, LA

Average daylight in July / Average sunshine in July - Grand River, LA
  • Average daylight in July: 13h and 5min

The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).

  • Average sunshine in July: 10h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

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Average sunshine days in July
Grand River, LA

Average sunshine days in July - Grand River, LA
  • Average sunshine days in July: 7.3 days

The month with the most sunshine days is November (21.4 days).
The months with the least sunshine days are July and August (7.3 days).

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Average UV index in July
Grand River, LA

Average UV index in July - Grand River, LA
  • Average UV index in July: 7

The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in July
Grand River, LA

Average cloud cover in July - Grand River, LA
  • Average cloud cover in July: 32

The months with the most cloud cover are February and December (Cloud cover 47).
The month with the least cloud cover is October (Cloud cover 27).

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Average visibility in July
Grand River, LA

Average visibility in July - Grand River, LA
  • Average visibility in July: 5mi

The months with the highest visibility are January, February, June, October, November and December (6mi).
The months with the lowest visibility are March, April, May, July, August and September (5mi).

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Grand River, Louisiana, USA

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