August weather forecast
New Boston, MO

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Weather in August

The last month of the summer, August, is another warm month in New Boston, Missouri, with an average temperature fluctuating between 64.8°F (18.2°C) and 83.1°F (28.4°C).

Temperature

New Boston's shift into August is marked by a subtle change to a still warm 83.1°F (28.4°C) from July's 84.6°F (29.2°C) in temperature. In New Boston, August nights cool down to an average of 64.8°F (18.2°C).

Heat index

The heat index in August is appraised at a tropical 91.4°F (33°C). Apply extra caution, heat cramps and heat exhaustion could happen. Heatstroke might occur with long-duration activity.
Bear in mind that the heat index values are determined for shaded areas and light breezes. Exposure to the direct sun could elevate the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.

Humidity

The average relative humidity in August is 78%.

Rainfall

In New Boston, in August, it is raining for 9.8 days, with typically 1.06" (27mm) of accumulated precipitation. In New Boston, during the entire year, the rain falls for 101.9 days and collects up to 10.59" (269mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

The average length of the day in August is 13h and 42min.
On the first day of the month, sunrise is at 6:10 am and sunset at 8:24 pm. On the last day of August, in New Boston, sunrise is at 6:39 am and sunset at 7:43 pm CDT.

Sunshine

In New Boston, the average sunshine in August is 10.1h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum UV index of 6 in August translates into the following recommendations:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.

Frequently asked questions

How hot does it get in August?

In August, the average high-temperature and low-temperature are 83.1°F (28.4°C) and 64.8°F (18.2°C) respectively. The average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in August is appraised at 91.4°F (33°C).

What is the average humidity in August?

The average relative humidity in August is 78%.

How many days does it rain in August?

In August, the rain falls for 9.8 days. Throughout August, 1.06" (27mm) of precipitation is accumulated.

When it does not snow?

May through September are months without snowfall.

What is the average length of the day in August?

In August, the average day length is 13h and 42min.

When are sunrise and sunset in August?

On the first day of August, sunrise is at 6:10 am and sunset at 8:24 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 7:43 pm CDT.

How many hours of sunshine does New Boston have in August?

In New Boston, the average sunshine duration in August is 10.1h.

When is the highest UV index?

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

How high is the UV index in August?

The average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health risk 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 August
New Boston, MO

Average temperature in August - New Boston, MO
  • Average high temperature in August: 83.1°F

The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (33.6°F).

  • Average low temperature in August: 64.8°F

The month with the highest average low temperature is July (67.3°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

Average pressure in August
New Boston, MO

Average pressure in August - New Boston, MO
  • Average pressure in August: 29.97"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in August
New Boston, MO

Average wind speed in August - New Boston, MO
  • Average wind speed in August: 6.5mph

The windiest month (with the highest average wind speed) is March (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).

Average humidity in August
New Boston, MO

Average humidity in August - New Boston, MO
  • Average humidity in August: 78%

The month with the highest relative humidity is June (81%).
The month with the lowest relative humidity is October (72%).

Average rainfall in August
New Boston, MO

Average rainfall in August - New Boston, MO
  • Average rainfall in August: 1.06"

The wettest months (with the highest rainfall) are May and June (1.46").
The driest month (with the least rainfall) is December (0.43").

Average rainfall days in August
New Boston, MO

Average rainfall days in August - New Boston, MO
  • Average rainfall days in August: 9.8 days

The month with the highest number of rainy days is May (12.3 days).
The month with the least rainy days is January (4.2 days).

Average snowfall in August
New Boston, MO

Average snowfall in August - New Boston, MO
  • Average snowfall in August: 0"

The month with the highest snowfall is January (1.02").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in August
New Boston, MO

Average snowfall days in August - New Boston, MO
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (6.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
New Boston, MO

Average daylight in August / Average sunshine in August - New Boston, MO
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in August: 10h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

Average sunshine days in August
New Boston, MO

Average sunshine days in August - New Boston, MO
  • Average sunshine days in August: 18 days

The month with the most sunshine days is December (23.5 days).
The month with the least sunshine days is May (13.8 days).

Average UV index in August
New Boston, MO

Average UV index in August - New Boston, MO
  • Average UV index in August: 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).

Average cloud cover in August
New Boston, MO

Average cloud cover in August - New Boston, MO
  • Average cloud cover in August: 28

The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 27).

Average visibility in August
New Boston, MO

Average visibility in August - New Boston, MO
  • Average visibility in August: 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).

New Boston, Missouri, USA

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