June weather forecast and climate
Trenton, MO

June, the first month of the summer, in Trenton, is a warm month, with average temperature fluctuating between 81.5°F (27.5°C) and 64.8°F (18.2°C).

Temperature

In Trenton, the average high-temperature increases, from an agreeable 71.4°F (21.9°C) in May, to a warm 81.5°F (27.5°C). The average low-temperature, is 64.8°F (18.2°C).

Heat index

In June, the average heat index is evaluated at a tropical 87.8°F (31°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. With the exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'felt air temperature', 'feels like', or 'real feel', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. Additional factors like activity, pregnancy, differences in body mass, height, and shape, and wind affect individual temperature impact. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

With an average relative humidity of 81%, June is the most humid month in Trenton.

Rainfall

June is the month with the most rainfall. Rain falls for 16.2 days and accumulates 3.9" (99mm) of precipitation.

Snowfall

In Trenton, Missouri, snow does not fall through September.

Daylight

With an average of 15h of daylight, June has the longest days of the year in Trenton.

Sunshine

In Trenton, Missouri, the average sunshine is 9.9h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Trenton. A UV Index value of 6 to 7 symbolizes a high threat to health from unsafe exposure to the UV radiation for average individuals.
Note: In June, the average maximum UV index of 6 translate into the following recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. 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. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in June in Trenton?

In June, the average high-temperature is 81.5°F (27.5°C), and the average low-temperature is 64.8°F (18.2°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), that combines air temperature and relative humidity, in June is evaluated at 87.8°F (31°C).

What is the most humid month in Trenton?

June is the most humid month in Trenton, Missouri, with an average relative humidity of 81%.

What is the average humidity in June in Trenton?

In June, the average relative humidity is 81%.

How many days does it rain in June in Trenton?

In June, in Trenton, Missouri, the rain falls for 16.2 days. Throughout June, 3.9" (99mm) of precipitation is accumulated.

What is the rainiest month in Trenton?

June is the month with the most rainfall. Rain falls for 16.2 days and accumulates 3.9" (99mm) of precipitation.

Does it snow in Trenton in June?

In June, in Trenton, it doesn't snow. May is the latest month when it typically snows.

When it does not snow in Trenton?

June through September are months without snowfall in Trenton.

When are the longest days in Trenton?

With an average of 15h of daylight, June has the longest days of the year.

What is the average length of the day in June in Trenton?

The average length of the day in June in Trenton, Missouri, is 15h.

How long on average sun shines in June in Trenton?

In Trenton, Missouri, the average sunshine in June is 9.9h.

When is the highest UV index in Trenton?

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

How high is the UV index in June in Trenton?

The average daily maximum UV index in June in Trenton is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from the exposure to the Sun's UV radiation.
Average temperature in June - Trenton, MO
  • Average high temperature in June: 27.5°C

The warmest month (with the highest average high temperature) is July (29.2°C).
The month with the lowest average high temperature is January (0.6°C).

  • Average low temperature in June: 18.2°C

The month with the highest average low temperature is July (19.5°C).
The coldest month (with the lowest average low temperature) is January (-7.1°C).

Average pressure in June - Trenton, MO
  • Average pressure in June: 1012.2mbar

The month with the highest atmospheric pressure is January (1021.5mbar).
The month with the lowest atmospheric pressure is June (1012.2mbar).

Average wind speed in June - Trenton, MO
  • Average wind speed in June: 12.2km/h

The windiest month (with the highest average wind speed) is March (16.1km/h).
The calmest month (with the lowest average wind speed) is August (10.3km/h).

Average humidity in June - Trenton, MO
  • Average humidity in June: 81%

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

Average rainfall in June - Trenton, MO
  • Average rainfall in June: 99mm

The wettest month (with the highest rainfall) is June (99mm).
The driest month (with the least rainfall) is January (24mm).

Average rainfall days in June - Trenton, MO
  • Average rainfall days in June: 16.2 days

The month with the highest number of rainy days is May (16.5 days).
The month with the least rainy days is February (4.4 days).

Average snowfall in June - Trenton, MO
  • Average snowfall in June: 0mm

The month with the highest snowfall is January (94mm).
Months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in June - Trenton, MO
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (6.8 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in June / Average sunshine in June - Trenton, MO
  • Average daylight in June: 15h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.4h).

  • Average sunshine in June: 9.9h

The month with the most sunshine is July (Average sunshine: 10.4h).
The month with the least sunshine is January (Average sunshine: 4.7h).

Average sunshine days in June - Trenton, MO
  • Average sunshine days in June: 12.3 days

The month with the most sunshine days is December (20.5 days).
The month with the least sunshine days is May (11.8 days).

Average UV index in June - Trenton, MO
  • Average UV index in June: 6

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

Average cloud cover in June - Trenton, MO
  • Average cloud cover in June: 31

Months with the most cloud cover are January and March (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 28).

Average visibility in June - Trenton, MO
  • Average visibility in June: 9km

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).