July weather forecast
Winona, MS

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Weather in July

July, like June, is a hot summer month in Winona, Mississippi, with temperature in the range of an average low of 71.6°F (22°C) and an average high of 90.9°F (32.7°C).

Temperature

Winona reaches its highest average temperatures in July, measuring 90.9°F (32.7°C) at the peak and 71.6°F (22°C) at the lowest.

Heat index

In July, the average heat index is computed to be a blazing hot 113°F (45°C). Stay wary: Heat exhaustion and heat cramps are possible. Heatstroke can ensue from extended effort.
Be advised, the heat index considers values for conditions in shade and with a light breeze. An exposure to direct sunlight may lift the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.
In response to overheating, the human body perspires to cool down, mainly through the evaporation of sweat. In circumstances of high air temperature and humidity (high heat index), the body's perspiration is restricted, heightening the feeling of warmth. Overheating can ensue when the body accumulates more heat than it can release, and dehydration severity may vary.

Humidity

In Winona, the average relative humidity in July is 75%.

Rainfall

July is the month with the most rainfall. Rain falls for 17.8 days and accumulates 2.72" (69mm) of precipitation.

Snowfall

In Winona, snow does not fall in April through October.

Daylight

In July, the average length of the day is 14h and 7min.
On the first day of the month, sunrise is at 5:53 am and sunset at 8:12 pm. On the last day of July, sunrise is at 6:11 am and sunset at 7:59 pm CDT.

Sunshine

In Winona, the average sunshine in July is 10.3h.

UV index

June through August, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 7 in July interprets into the following advice:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Updated: Aug 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the warmest months in Winona?

July, with its average high-temperature of 90.9°F (32.7°C) and an average low-temperature of 71.6°F (22°C), holds the record as the warmest month.

How hot does it get in July?

In Winona, in July, the average high-temperature is 90.9°F (32.7°C), and the average low-temperature is 71.6°F (22°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in July is computed to be 113°F (45°C).

What is the average humidity in July?

In July, the average relative humidity is 75%.

What is the wettest month?

The month with the most rainfall is July, when the rain falls for 17.8 days and typically aggregates up to 2.72" (69mm) of precipitation.

How many days does it rain in July?

In Winona, in July, it is raining for 17.8 days, with typically 2.72" (69mm) of accumulated precipitation.

When it does not snow?

April through October are months without snowfall in Winona.

What is the average length of the day in July?

In July, the average day length is 14h and 7min.

When is the sunrise / sunset in July?

In July, on the first day of the month, sunrise is at 5:53 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 6:11 am and sunset at 7:59 pm CDT.

How many hours of sunshine does Winona have in July?

In July, the average sunshine duration is 10.3h.

What are the months with the highest UV index in Winona?

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

What is the UV index reading in July?

The average daily maximum UV index in July is 7. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to 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
Winona, MS

Average temperature in July - Winona, MS
  • Average high temperature in July: 90.9°F

The warmest month (with the highest average high temperature) is July (90.9°F).
The month with the lowest average high temperature is January (51.4°F).

  • Average low temperature in July: 71.6°F

The month with the highest average low temperature is July (71.6°F).
The coldest month (with the lowest average low temperature) is January (36°F).

Average pressure in July
Winona, MS

Average pressure in July - Winona, MS
  • Average pressure in July: 29.99"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

Average wind speed in July
Winona, MS

Average wind speed in July - Winona, MS
  • Average wind speed in July: 5mph

The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

Average humidity in July
Winona, MS

Average humidity in July - Winona, MS
  • Average humidity in July: 75%

The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (70%).

Average rainfall in July
Winona, MS

Average rainfall in July - Winona, MS
  • Average rainfall in July: 2.72"

The wettest month (with the highest rainfall) is July (2.72").
The driest month (with the least rainfall) is November (1.26").

Average rainfall days in July
Winona, MS

Average rainfall days in July - Winona, MS
  • Average rainfall days in July: 17.8 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is November (7.4 days).

Average snowfall in July
Winona, MS

Average snowfall in July - Winona, MS
  • Average snowfall in July: 0"

The month with the highest snowfall is February (0.35").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in July
Winona, MS

Average snowfall days in July - Winona, MS
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in July /
Average sunshine in July
Winona, MS

Average daylight in July / Average sunshine in July - Winona, MS
  • Average daylight in July: 14h and 1min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in July: 10h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in July
Winona, MS

Average sunshine days in July - Winona, MS
  • Average sunshine days in July: 10.6 days

The month with the most sunshine days is October (21.3 days).
The month with the least sunshine days is July (10.6 days).

Average UV index in July
Winona, MS

Average UV index in July - Winona, MS
  • Average UV index in July: 7

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

Average cloud cover in July
Winona, MS

Average cloud cover in July - Winona, MS
  • Average cloud cover in July: 31

The months with the most cloud cover are February and December (Cloud cover 49).
The months with the least cloud cover are June and September (Cloud cover 28).

Average visibility in July
Winona, MS

Average visibility in July - Winona, MS
  • Average visibility in July: 6mi

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

Winona, Mississippi, USA

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