June weather forecast
Smyrna, DE

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Weather in June

June marks the official onset of summer in Smyrna with even longer daylight hours and more sunshine. Prolonged sunshine extends up to 14.9 hours per day, marking it as the month with the longest daylight period in the year. Average high temperature rises further up to 79.3°F (26.3°C). There are barely noticeable changes in rainfall and relative humidity from May, making it consistent summer weather. Smyrna's scenic landscapes and blue skies of June offer a relaxing and ideal time for outdoor explorations and adventures.

Temperature

Smyrna's transition into June brings a slight rise in the average high-temperature, moving from a pleasant 71.2°F (21.8°C) in May to a moderately hot 79.3°F (26.3°C). During June, Smyrna's temperature falls to a steady low-temperature average of 64°F (17.8°C).

Humidity

In Smyrna, the average relative humidity in June is 78%.

Rainfall

In Smyrna, in June, it is raining for 17.4 days, with typically 3.19" (81mm) of accumulated precipitation. Throughout the year, in Smyrna, there are 169.2 rainfall days, and 34.96" (888mm) of precipitation is accumulated.

Snowfall

In Smyrna, Delaware, snow does not fall in May through October.

Daylight

The month with the longest days is June, with an average of 14h and 54min of daylight.
On the first day of June, sunrise is at 5:37 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 5:39 am and sunset at 8:33 pm EDT.

Sunshine

In June, the average sunshine in Smyrna, Delaware, is 10.3h.

UV index

The months with the highest UV index in Smyrna are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for average individuals.
Note: In June, a daily maximum UV index of 6 leads to the following instructions:
Take precautions against overexposure. Protection against sun damage is needed. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
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Frequently asked questions

What are the temperatures in Smyrna in June?

During June, Smyrna experiences an average high-temperature of 79.3°F (26.3°C) and a low-temperature of 64°F (17.8°C).

What is the average humidity in June in Smyrna?

In Smyrna, Delaware, the average relative humidity in June is 78%.

How many days does it rain in June in Smyrna?

In June, in Smyrna, the rain falls for 17.4 days. Throughout June, 3.19" (81mm) of precipitation is accumulated.

When it does not snow in Smyrna?

May through October are months without snowfall in Smyrna, Delaware.

When are the longest days in Smyrna?

The month with the longest days in Smyrna is June, with an average of 14h and 54min of daylight.

How many hours of daylight does Smyrna have in June?

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

What time are sunrise and sunset in June in Smyrna?

On the first day of June, sunrise is at 5:37 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 5:39 am and sunset at 8:33 pm EDT.

How many hours of sunshine does Smyrna have in June?

In Smyrna, the average sunshine duration in June is 10.3h.

What are the months with the highest UV index in Smyrna?

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 June in Smyrna?

In Smyrna, the average daily maximum UV index in June is 6. A UV Index of 6 to 7 symbolizes a high hazard to health 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 June
Smyrna, DE

Average temperature in June - Smyrna, DE
  • Average high temperature in June: 79.3°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (39.2°F).

  • Average low temperature in June: 64°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 (27.9°F).

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Average pressure in June
Smyrna, DE

Average pressure in June - Smyrna, DE
  • Average pressure in June: 29.94"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in June
Smyrna, DE

Average wind speed in June - Smyrna, DE
  • Average wind speed in June: 7.1mph

The windiest months (with the highest average wind speed) are February and March (9.5mph).
The calmest month (with the lowest average wind speed) is August (6mph).

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Average humidity in June
Smyrna, DE

Average humidity in June - Smyrna, DE
  • Average humidity in June: 78%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is April (73%).

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Average rainfall in June
Smyrna, DE

Average rainfall in June - Smyrna, DE
  • Average rainfall in June: 3.19"

The wettest month (with the highest rainfall) is August (3.86").
The driest month (with the least rainfall) is January (2.13").

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Average rainfall days in June
Smyrna, DE

Average rainfall days in June - Smyrna, DE
  • Average rainfall days in June: 17.4 days

The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is November (9.3 days).

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Average snowfall in June
Smyrna, DE

Average snowfall in June - Smyrna, DE
  • Average snowfall in June: 0"

The month with the highest snowfall is March (2.6").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in June
Smyrna, DE

Average snowfall days in June - Smyrna, DE
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (4.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in June /
Average sunshine in June
Smyrna, DE

Average daylight in June / Average sunshine in June - Smyrna, DE
  • 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 42min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).

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Average sunshine days in June
Smyrna, DE

Average sunshine days in June - Smyrna, DE
  • Average sunshine days in June: 10.6 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (9.5 days).

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Average UV index in June
Smyrna, DE

Average UV index in June - Smyrna, DE
  • 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 and December (UV index 2).

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Average cloud cover in June
Smyrna, DE

Average cloud cover in June - Smyrna, DE
  • Average cloud cover in June: 32

The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 29).

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Average visibility in June
Smyrna, DE

Average visibility in June - Smyrna, DE
  • 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).

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Smyrna, Delaware, USA

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