July weather forecast
Foster, MO

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Weather in July

July in Foster, Missouri, is a tropical summer month, with temperature in the range of an average high of 87.4°F (30.8°C) and an average low of 68.9°F (20.5°C).

Temperature

July, recognised by an average high temperature of 87.4°F (30.8°C) and a low of 68.9°F (20.5°C), is Foster's warmest month.

Heat index

In July, the average heat index is estimated at a torrid 102.2°F (39°C). Exercise heightened safety, heat cramps and heat exhaustion are probable. Persistent activity may provoke heatstroke.
Understand that the heat index values take into account shaded locations and mild winds. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', unifies temperature and humidity readings to offer a comprehensive feel of warmth. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. In the direct sunlight, the weather's impact can be amplified, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. 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.
Perspiration, followed by sweat evaporation, is the human body's chief method to maintain a balanced temperature. In conditions of both high temperature and humidity (a high heat index), sweating is limited and the perception of heat is enhanced. With body temperatures on the rise, inefficient heat shedding can lead to dehydration and its associated complications.

Humidity

The average relative humidity in July is 76%.

Rainfall

In July, the rain falls for 14.8 days. Throughout July, 2.6" (66mm) of precipitation is accumulated. Throughout the year, there are 130.6 rainfall days, and 25.43" (646mm) of precipitation is accumulated.

Snowfall

April, June through September are months without snowfall.

Daylight

The average length of the day in July is 14h and 31min.
On the first day of July, sunrise is at 5:59 am and sunset at 8:45 pm. On the last day of the month, sunrise is at 6:20 am and sunset at 8:28 pm CDT.

Sunshine

With an average of 10.6h of sunshine, July has the most sunshine of the year.

UV index

In Foster, Missouri, the average daily maximum UV index in July is 6. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: In July, the average maximum UV index of 6 translates into the following recommendations:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Updated: Aug 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the hottest?

Foster's temperatures peak on average in July, reaching 87.4°F (30.8°C) at their highest and 68.9°F (20.5°C) at their lowest.

How hot is July?

The average high-temperature, in July, in Foster, is 87.4°F (30.8°C), while the average low-temperature is 68.9°F (20.5°C). In July, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is estimated at 102.2°F (39°C).

What is the average humidity in July?

In July, the average relative humidity in Foster is 76%.

How many days does it rain in July?

In Foster, during July, the rain falls for 14.8 days and regularly aggregates up to 2.6" (66mm) of precipitation.

When it does not snow?

In Foster, snow does not fall in April, June through September.

How many hours of daylight does Foster have in July?

In July, the average day length is 14h and 31min.

What time are sunrise and sunset in July?

On the first day of July, sunrise is at 5:59 am and sunset at 8:45 pm. On the last day of the month, sunrise is at 6:20 am and sunset at 8:28 pm CDT.

What month has the most sunshine?

The month with the most sunshine is July, with an average of 10.6h of sunshine.

How long on average sun shines in July?

The average sunshine duration in July is 10.6h.

What is the UV index intensity in July?

In Foster, the average daily maximum UV index in July is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from exposure to Sun's UV rays.
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
Foster, MO

Average temperature in July - Foster, MO
  • Average high temperature in July: 87.4°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (39.9°F).

  • Average low temperature in July: 68.9°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).

Average pressure in July
Foster, MO

Average pressure in July - Foster, MO
  • Average pressure in July: 29.96"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in July
Foster, MO

Average wind speed in July - Foster, MO
  • Average wind speed in July: 6.7mph

The windiest month (with the highest average wind speed) is March (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

Average humidity in July
Foster, MO

Average humidity in July - Foster, MO
  • Average humidity in July: 76%

The month with the highest relative humidity is May (81%).
The month with the lowest relative humidity is October (71%).

Average rainfall in July
Foster, MO

Average rainfall in July - Foster, MO
  • Average rainfall in July: 2.6"

The wettest month (with the highest rainfall) is May (4.49").
The driest month (with the least rainfall) is January (0.79").

Average rainfall days in July
Foster, MO

Average rainfall days in July - Foster, MO
  • Average rainfall days in July: 14.8 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (5 days).

Average snowfall in July
Foster, MO

Average snowfall in July - Foster, MO
  • Average snowfall in July: 0"

The month with the highest snowfall is February (1.69").
The months with the least snowfall are April, June, July, August and September (0").

Average snowfall days in July
Foster, MO

Average snowfall days in July - Foster, MO
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in July /
Average sunshine in July
Foster, MO

Average daylight in July / Average sunshine in July - Foster, MO
  • Average daylight in July: 14h and 3min

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 36min).

  • Average sunshine in July: 10h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).

Average sunshine days in July
Foster, MO

Average sunshine days in July - Foster, MO
  • Average sunshine days in July: 13.3 days

The month with the most sunshine days is January (22.7 days).
The month with the least sunshine days is May (12.2 days).

Average UV index in July
Foster, MO

Average UV index in July - Foster, MO
  • Average UV index in July: 6

The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in July
Foster, MO

Average cloud cover in July - Foster, MO
  • Average cloud cover in July: 25

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 25).

Average visibility in July
Foster, MO

Average visibility in July - Foster, MO
  • 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).

Foster, Missouri, USA

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