August weather forecast
Tecumseh, MO

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Weather in August

The last month of the summer, August, is also a hot month in Tecumseh, Missouri, with temperature in the range of an average low of 66.7°F (19.3°C) and an average high of 89.8°F (32.1°C).

Temperature

The shift to August signals an average high-temperature of a still hot 89.8°F (32.1°C), subtly varied from July's 90.9°F (32.7°C). A noteworthy thermal contrast characterizes Tecumseh's August nights, with temperatures averaging at an enjoyable 66.7°F (19.3°C).

Heat index

The heat index value during August is appraised at a blisteringly hot 107.6°F (42°C). Incorporate special precautions, risk of heat exhaustion and heat cramps is substantial. Sustained activity could cause heatstroke.
Understanding the heat index involves considering values for shaded locales with light wind. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'felt air temperature' or 'real feel', reflects the blend of air temperature and relative humidity to give a temperature impression. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. With the sun shining directly, it's crucial to understand that it can increase the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Young individuals are typically more threatened than adults due to their reduced perspiration. Also, the larger skin surface proportionate to their small bodies and the increased heat from their activities magnify their risk.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. Under high air temperature coupled with high humidity (high heat index), the body's perspiration is reduced, intensifying the sensation of heat. Increasing body temperatures can be a precursor to dehydration if the body can't shed the extra heat.

Humidity

The months with the lowest humidity are July, August and October, with an average relative humidity of 73%.

Rainfall

In Tecumseh, Missouri, during August, the rain falls for 13.8 days and regularly aggregates up to 2.56" (65mm) of precipitation. Throughout the year, in Tecumseh, there are 136.4 rainfall days, and 30.98" (787mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

In August, the average length of the day is 13h and 31min.
On the first day of the month, sunrise is at 6:15 am and sunset at 8:14 pm. On the last day of August, sunrise is at 6:40 am and sunset at 7:38 pm CDT.

Sunshine

The average sunshine in August is 10.1h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index, 6 in August, converts into the following recommendations:
Shield from overexposure. Defense against sun-related harm is required. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Boost your sun resistance with garments that are densely woven yet spacious.
Updated: Jul 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in August?

The high-temperature during August is 89.8°F (32.1°C) and the low-temperature is 66.7°F (19.3°C). In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines air temperature and relative humidity, is appraised at 107.6°F (42°C).

What is the least humid month?

July, August and October, with an average relative humidity of 73%, are the least humid months.

What is the average humidity in August?

The average relative humidity in August is 73%.

How many days does it rain in August in Tecumseh?

In August, the rain falls for 13.8 days. Throughout August, 2.56" (65mm) of precipitation is accumulated.

When it does not snow?

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

What is the average length of the day in August?

In Tecumseh, the average day length in August is 13h and 31min.

What time are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:15 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 6:40 am and sunset at 7:38 pm CDT.

How many hours of sunshine does Tecumseh have in August?

In August, the average sunshine duration is 10.1h.

What is the month with the highest UV index in Tecumseh?

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

How high is the UV index in August?

In Tecumseh, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from exposure to the Sun's UV radiation.
Average max. wind speed
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
Tecumseh, MO

Average temperature in August - Tecumseh, MO
  • Average high temperature in August: 89.8°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 (44.2°F).

  • Average low temperature in August: 66.7°F

The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (28.2°F).

Average pressure in August
Tecumseh, MO

Average pressure in August - Tecumseh, MO
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in August
Tecumseh, MO

Average wind speed in August - Tecumseh, MO
  • Average wind speed in August: 4.5mph

The windiest months (with the highest average wind speed) are January, February, March and April (7mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

Average humidity in August
Tecumseh, MO

Average humidity in August - Tecumseh, MO
  • Average humidity in August: 73%

The month with the highest relative humidity is March (79%).
The months with the lowest relative humidity are July, August and October (73%).

Average rainfall in August
Tecumseh, MO

Average rainfall in August - Tecumseh, MO
  • Average rainfall in August: 2.56"

The wettest month (with the highest rainfall) is May (4.33").
The driest month (with the least rainfall) is September (1.73").

Average rainfall days in August
Tecumseh, MO

Average rainfall days in August - Tecumseh, MO
  • Average rainfall days in August: 13.8 days

The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is January (7.6 days).

Average snowfall in August
Tecumseh, MO

Average snowfall in August - Tecumseh, MO
  • Average snowfall in August: 0"

The month with the highest snowfall is February (1.77").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in August
Tecumseh, MO

Average snowfall days in August - Tecumseh, MO
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (4.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Tecumseh, MO

Average daylight in August / Average sunshine in August - Tecumseh, MO
  • Average daylight in August: 13h and 3min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in August: 10h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are January and February (Average sunshine: 5h and 6min).

Average sunshine days in August
Tecumseh, MO

Average sunshine days in August - Tecumseh, MO
  • Average sunshine days in August: 14.3 days

The month with the most sunshine days is December (20.4 days).
The month with the least sunshine days is May (12.7 days).

Average UV index in August
Tecumseh, MO

Average UV index in August - Tecumseh, MO
  • Average UV index in August: 6

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

Average cloud cover in August
Tecumseh, MO

Average cloud cover in August - Tecumseh, MO
  • Average cloud cover in August: 31

The month with the most cloud cover is March (Cloud cover 49).
The months with the least cloud cover are June and July (Cloud cover 30).

Average visibility in August
Tecumseh, MO

Average visibility in August - Tecumseh, MO
  • Average visibility in August: 5mi

The months with the highest visibility are January, February, March, October, November and December (6mi).
The months with the lowest visibility are April, May, June, July, August and September (5mi).

Tecumseh, Missouri, USA

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