June weather forecast
Dayton, MD

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Weather in June

The first month of the summer, June, is a warm month in Dayton, Maryland, with an average temperature ranging between min 64°F (17.8°C) and max 80.6°F (27°C).

Temperature

In June, the meteorological conditions subtly change with the average high-temperature edging from a pleasant 72.7°F (22.6°C) in May to a warm 80.6°F (27°C). During the month of June, the temperature in Dayton falls to an average of 64°F (17.8°C).

Heat index

Throughout June, the heat index is computed to be 84.2°F (29°C). Exhaustion becomes probable with enduring exposure and activity, potentially causing heat cramps.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. Being exposed to direct sunshine might trigger a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', joins air temperature with relative humidity to produce a temperature perception for humans. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.

Humidity

The average relative humidity in June is 74%.

Rainfall

In Dayton, during June, the rain falls for 15.5 days and regularly aggregates up to 2.6" (66mm) of precipitation. Throughout the year, there are 159.3 rainfall days, and 30.31" (770mm) of precipitation is accumulated.

Snowfall

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

Daylight

June has the longest days of the year, with an average of 14h and 54min of daylight.
On the first day of June, sunrise is at 5:43 am and sunset at 8:28 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 8:38 pm EDT.

Sunshine

The average sunshine in June is 10.3h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: In June, the maximum UV index of 6 translates into these guidelines:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Updated: Aug 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average June temperature in Dayton?

In Dayton, 80.6°F (27°C) is the average high-temperature and 64°F (17.8°C) is the average low-temperature during June. In June, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is computed to be 84.2°F (29°C).

What is the average humidity in June?

The average relative humidity in June is 74%.

How many days does it rain in June?

In Dayton, in June, it is raining for 15.5 days, with typically 2.6" (66mm) of accumulated precipitation.

When it does not snow?

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

When are the longest days?

With an average of 14h and 54min of daylight, June has the longest days of the year.

What is the average length of the day in June?

In June, the average day length is 14h and 53min.

When are sunrise and sunset in June in Dayton?

In June, on the first day of the month, sunrise is at 5:43 am and sunset at 8:28 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 8:38 pm EDT.

How long on average sun shines in June?

The average sunshine duration in June is 10.3h.

When is the highest UV index?

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

What is the UV index reading in June?

In June, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to 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 June
Dayton, MD

Average temperature in June - Dayton, MD
  • Average high temperature in June: 80.6°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (38.1°F).

  • Average low temperature in June: 64°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

Average pressure in June
Dayton, MD

Average pressure in June - Dayton, MD
  • Average pressure in June: 29.94"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in June
Dayton, MD

Average wind speed in June - Dayton, MD
  • Average wind speed in June: 6.3mph

The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in June
Dayton, MD

Average humidity in June - Dayton, MD
  • Average humidity in June: 74%

The months with the highest relative humidity are May and October (77%).
The months with the lowest relative humidity are April and July (72%).

Average rainfall in June
Dayton, MD

Average rainfall in June - Dayton, MD
  • Average rainfall in June: 2.6"

The wettest month (with the highest rainfall) is August (4.06").
The driest month (with the least rainfall) is January (1.85").

Average rainfall days in June
Dayton, MD

Average rainfall days in June - Dayton, MD
  • Average rainfall days in June: 15.5 days

The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is January (8.4 days).

Average snowfall in June
Dayton, MD

Average snowfall in June - Dayton, MD
  • Average snowfall in June: 0"

The month with the highest snowfall is March (3.03").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in June
Dayton, MD

Average snowfall days in June - Dayton, MD
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is February (4.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in June /
Average sunshine in June
Dayton, MD

Average daylight in June / Average sunshine in June - Dayton, MD
  • Average daylight in June: 14h and 5min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in June: 10h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are January and February (Average sunshine: 5h and 6min).

Average sunshine days in June
Dayton, MD

Average sunshine days in June - Dayton, MD
  • Average sunshine days in June: 12.3 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (11 days).

Average UV index in June
Dayton, MD

Average UV index in June - Dayton, MD
  • Average UV index in June: 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, November and December (UV index 2).

Average cloud cover in June
Dayton, MD

Average cloud cover in June - Dayton, MD
  • Average cloud cover in June: 33

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 29).

Average visibility in June
Dayton, MD

Average visibility in June - Dayton, MD
  • Average visibility in June: 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).

Dayton, Maryland, USA

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