July weather forecast
Saint Thomas, MO

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Weather in July

July, like June, is a hot summer month in Saint Thomas, Missouri, with temperature in the range of an average low of 67.8°F (19.9°C) and an average high of 89.2°F (31.8°C).

Temperature

In Saint Thomas, July is the month with the highest recorded average temperatures, measuring a high of 89.2°F (31.8°C) and a low of 67.8°F (19.9°C).

Heat index

The heat index for July is appraised at a scorching 105.8°F (41°C). Heightened safety actions are necessary, heat cramps and heat exhaustion are probable. Persistent activity may lead to heatstroke.
Heat index evaluations are typically in the context of light winds and shaded environments. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', binds temperature metrics with humidity values to give a sense of the actual warmth. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.
To combat high temperatures, the human body perspires and relies on sweat evaporation for cooling. Increased relative humidity interferes with body cooling by slowing the rate of evaporation, resulting in a slower body cooling rate and a heightened feeling of heat. Overheating and dehydration threats arise when heat gain goes beyond what the body can comfortably shed.

Humidity

In Saint Thomas, the average relative humidity in July is 74%.

Rainfall

In Saint Thomas, in July, it is raining for 9.6 days, with typically 0.87" (22mm) of accumulated precipitation. In Saint Thomas, during the entire year, the rain falls for 93.7 days and collects up to 9.29" (236mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in July in Saint Thomas, Missouri, is 14h and 32min.
On the first day of the month, sunrise is at 5:49 am and sunset at 8:36 pm. On the last day of July, sunrise is at 6:10 am and sunset at 8:19 pm CDT.

Sunshine

In July, the average sunshine in Saint Thomas is 10.4h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Saint Thomas. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index, 6 in July, converts into the following recommendations:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Enhance your sun protection with tightly woven, yet airy clothing.
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Frequently asked questions

What is the hottest time of year in Saint Thomas?

July, known for its average high temperature of 89.2°F (31.8°C) and an average low temperature of 67.8°F (19.9°C), is the warmest month in Saint Thomas.

How hot is it in Saint Thomas in July?

In July, the average high-temperature and low-temperature in Saint Thomas are 89.2°F (31.8°C) and 67.8°F (19.9°C) respectively. In July, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines relative humidity and air temperature, is appraised at 105.8°F (41°C).

What is the average humidity in July in Saint Thomas?

In July, the average relative humidity in Saint Thomas is 74%.

How much does it rain in Saint Thomas in July?

In Saint Thomas, Missouri, during July, the rain falls for 9.6 days and regularly aggregates up to 0.87" (22mm) of precipitation.

When it does not snow in Saint Thomas?

In Saint Thomas, snow does not fall in April through October.

How many hours of daylight does Saint Thomas have in July?

In July, the average day length in Saint Thomas is 14h and 32min.

When are sunrise and sunset in July in Saint Thomas?

On the first day of July in Saint Thomas, Missouri, sunrise is at 5:49 am and sunset at 8:36 pm. On the last day of the month, sunrise is at 6:10 am and sunset at 8:19 pm CDT.

How many hours of sunshine does Saint Thomas have in July?

The average sunshine duration in July in Saint Thomas, Missouri, is 10.4h.

What is the month with the highest UV index in Saint Thomas?

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

What is the UV index intensity in July in Saint Thomas?

In Saint Thomas, Missouri, the average daily maximum UV index in July is 6. A UV Index reading of 6 to 7 represents a high health 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
Saint Thomas, MO

Average temperature in July - Saint Thomas, MO
  • Average high temperature in July: 89.2°F

The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (38.5°F).

  • Average low temperature in July: 67.8°F

The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

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Average pressure in July
Saint Thomas, MO

Average pressure in July - Saint Thomas, MO
  • Average pressure in July: 29.97"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in July
Saint Thomas, MO

Average wind speed in July - Saint Thomas, MO
  • Average wind speed in July: 5.8mph

The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

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Average humidity in July
Saint Thomas, MO

Average humidity in July - Saint Thomas, MO
  • Average humidity in July: 74%

The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in July
Saint Thomas, MO

Average rainfall in July - Saint Thomas, MO
  • Average rainfall in July: 0.87"

The wettest month (with the highest rainfall) is May (1.3").
The driest month (with the least rainfall) is November (0.47").

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Average rainfall days in July
Saint Thomas, MO

Average rainfall days in July - Saint Thomas, MO
  • Average rainfall days in July: 9.6 days

The month with the highest number of rainy days is May (11.3 days).
The month with the least rainy days is January (4 days).

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Average snowfall in July
Saint Thomas, MO

Average snowfall in July - Saint Thomas, MO
  • Average snowfall in July: 0"

The month with the highest snowfall is January (0.71").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in July
Saint Thomas, MO

Average snowfall days in July - Saint Thomas, MO
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (5.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in July /
Average sunshine in July
Saint Thomas, MO

Average daylight in July / Average sunshine in July - Saint Thomas, 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 30min).

  • 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 48min).

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Average sunshine days in July
Saint Thomas, MO

Average sunshine days in July - Saint Thomas, MO
  • Average sunshine days in July: 17.7 days

The month with the most sunshine days is January (24.3 days).
The month with the least sunshine days is May (16.7 days).

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Average UV index in July
Saint Thomas, MO

Average UV index in July - Saint Thomas, MO
  • Average UV index in July: 6

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

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Average cloud cover in July
Saint Thomas, MO

Average cloud cover in July - Saint Thomas, MO
  • Average cloud cover in July: 29

The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are June and August (Cloud cover 28).

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Average visibility in July
Saint Thomas, MO

Average visibility in July - Saint Thomas, 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).

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Saint Thomas, Missouri, USA

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