July weather forecast
Eureka, MO

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Weather in July

July in Eureka, Missouri, is a tropical summer month, with an average temperature fluctuating between 69.3°F (20.7°C) and 88.2°F (31.2°C).

Temperature

In Eureka, Missouri, the month of July registers the highest temperatures, averaging 88.2°F (31.2°C) at the peak and 69.3°F (20.7°C) at the lowest.

Heat index

The average heat index in July is appraised at a blisteringly hot 104°F (40°C). Adopt extra preventive measures, the occurrence of heat cramps and heat exhaustion is likely. Heatstroke may follow extended activity.
Always consider that heat index estimations are for light winds and places in the shade. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values remain especially vital for babies and toddlers. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. In conditions of both high temperature and humidity (a high heat index), sweating is limited and the perception of heat is enhanced. Accumulating heat beyond the body's cooling measures leads to rising temperatures and potential ailments.

Humidity

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

Rainfall

In Eureka, during July, the rain falls for 15.7 days and regularly aggregates up to 2.4" (61mm) of precipitation. In Eureka, during the entire year, the rain falls for 134.1 days and collects up to 23.82" (605mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In July, the average length of the day is 14h and 32min.
On the first day of the month, sunrise is at 5:42 am and sunset at 8:30 pm. On the last day of July, in Eureka, sunrise is at 6:04 am and sunset at 8:13 pm CDT.

Sunshine

July has the most sunshine of the year in Eureka, Missouri, with an average of 10.4h of sunshine.

UV index

The month with the highest UV index is July, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the average person.
Note: In July, the maximum UV index of 7 suggests these recommendations:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
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Frequently asked questions

What are the warmest months in Eureka?

The month of July sees the average highest temperatures in Eureka, Missouri, reaching 88.2°F (31.2°C) at the peak and 69.3°F (20.7°C) at the low.

Is it hot in Eureka during July?

In July, the average high-temperature and low-temperature in Eureka are 88.2°F (31.2°C) and 69.3°F (20.7°C) respectively. The average heat index (a.k.a. 'real feel', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in July is appraised at 104°F (40°C).

What is the average humidity in July in Eureka?

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

How many days does it rain in July in Eureka?

In Eureka, Missouri, in July, it is raining for 15.7 days, with typically 2.4" (61mm) of accumulated precipitation.

When it does not snow in Eureka?

In Eureka, Missouri, snow does not fall in April through October.

How many hours of daylight does Eureka have in July?

In July, the average day length in Eureka, Missouri, is 14h and 32min.

When are sunrise and sunset in July in Eureka?

In July, on the first day of the month, sunrise is at 5:42 am and sunset at 8:30 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 8:13 pm CDT.

What month has the most sunshine in Eureka?

The month with the most sunshine in Eureka, Missouri, is July, with an average of 10.4h of sunshine.

How long on average sun shines in July in Eureka?

In July, the average sunshine duration in Eureka is 10.4h.

When is the highest UV index in Eureka?

July is the month with the highest UV index, with an average maximum UV index of 7.

How high is the UV index in July in Eureka?

The average daily maximum UV index in July is 7. A UV Index value of 6 to 7 symbolizes a high health threat 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
Eureka, MO

Average temperature in July - Eureka, MO
  • Average high temperature in July: 88.2°F

The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (38.5°F).

  • Average low temperature in July: 69.3°F

The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (24.6°F).

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Average pressure in July
Eureka, MO

Average pressure in July - Eureka, 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
Eureka, MO

Average wind speed in July - Eureka, MO
  • Average wind speed in July: 5.3mph

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 (5.3mph).

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Average humidity in July
Eureka, MO

Average humidity in July - Eureka, MO
  • Average humidity in July: 75%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in July
Eureka, MO

Average rainfall in July - Eureka, MO
  • Average rainfall in July: 2.4"

The wettest month (with the highest rainfall) is May (3.03").
The driest month (with the least rainfall) is February (1.1").

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Average rainfall days in July
Eureka, MO

Average rainfall days in July - Eureka, MO
  • Average rainfall days in July: 15.7 days

The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is December (6.1 days).

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Average snowfall in July
Eureka, MO

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

The month with the highest snowfall is December (1.3").
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
Eureka, MO

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

The month with the highest number of snowfall days is January (6.4 days).
The months with the least snowfall days are May, June, July and August (0 days).

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

Average daylight in July / Average sunshine in July - Eureka, 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 July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

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Average sunshine days in July
Eureka, MO

Average sunshine days in July - Eureka, MO
  • Average sunshine days in July: 13 days

The month with the most sunshine days is December (20.3 days).
The month with the least sunshine days is May (12.6 days).

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Average UV index in July
Eureka, MO

Average UV index in July - Eureka, MO
  • Average UV index in July: 7

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

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Average cloud cover in July
Eureka, MO

Average cloud cover in July - Eureka, MO
  • Average cloud cover in July: 29

The month with the most cloud cover is January (Cloud cover 51).
The months with the least cloud cover are June, July and August (Cloud cover 29).

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Average visibility in July
Eureka, MO

Average visibility in July - Eureka, 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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Eureka, Missouri, USA

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