June weather forecast
Lewes, DE

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Weather in June

The summer child of Lewes, June, enters with ambient warmth and brighter days. In terms of temperature, highs could go up to 75.4°F (24.1°C) while the lows could drop to the bearable cold of 67.6°F (19.8°C). The weather of June sees a marked jump in the sea temperature, which reaches 68.2°F (20.1°C), inviting beach dwellers to take a dip into the waters. Longer daylight hours and decreased cloud cover set June apart from the preceding month, while the noticeable lack of snowfall days, as seen in May, continues. The onset of the warm season sets the city of Lewes into a lively, summer atmosphere.

Temperature

As May transitions into June, Lewes sees a rise in the average high-temperature, moving from a comfortable 66.4°F (19.1°C) to a warm 75.4°F (24.1°C). A mild drop to an average of 67.6°F (19.8°C) marks the nights during June.

Humidity

The average relative humidity in June is 80%.

Rainfall

In Lewes, in June, it is raining for 17 days, with typically 3.43" (87mm) of accumulated precipitation. Throughout the year, in Lewes, there are 173.6 rainfall days, and 36.97" (939mm) of precipitation is accumulated.

Snowfall

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

Ocean temperature

In Lewes, Delaware, in June, the average water temperature is 68.4°F (20.2°C).
Note: Swimming in water at 68.4°F (20.2°C) is not a pleasing experience for the majority. As the temperature descends from 69.8°F (21°C) to 59°F (15°C), controlling breathing becomes increasingly hard.

Daylight

With an average of 14h and 48min of daylight, June has the longest days of the year in Lewes, Delaware.
On the first day of June, sunrise is at 5:37 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 5:39 am and sunset at 8:29 pm EDT.

Sunshine

In June, the average sunshine is 10.5h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In June, a regular UV index of 6 translates into these guidelines:
Shun overexposure. Protection from sun ravages is indispensable. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
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Frequently asked questions

What are the temperatures in Lewes in June?

The high-temperature in Lewes, Delaware, during June is 75.4°F (24.1°C) and the low-temperature is 67.6°F (19.8°C).

What is the average humidity in June in Lewes?

The average relative humidity in June is 80%.

How many days does it rain in June in Lewes?

In June, in Lewes, Delaware, the rain falls for 17 days. Throughout June, 3.43" (87mm) of precipitation is accumulated.

When it does not snow in Lewes?

April through October are months without snowfall in Lewes.

What is the ocean temperature in June in Lewes?

In Lewes, the average seawater temperature in June is 68.4°F (20.2°C). Swimming in 68.4°F (20.2°C) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 69.8°F (21°C).

When are the longest days in Lewes?

The month with the longest days in Lewes, Delaware, is June, with an average of 14h and 48min of daylight.

How many hours of daylight does Lewes have in June?

In June, the average day length in Lewes is 14h and 50min.

What time are sunrise and sunset in June in Lewes?

On the first day of June in Lewes, sunrise is at 5:37 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 5:39 am and sunset at 8:29 pm EDT.

How many hours of sunshine does Lewes have in June?

The average sunshine duration in June is 10.5h.

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

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

How high is the UV index in June in Lewes?

The average daily maximum UV index in June in Lewes, Delaware, is 6. A UV Index value of 6 to 7 symbolizes a high health threat 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
Lewes, DE

Average temperature in June - Lewes, DE
  • Average high temperature in June: 75.4°F

The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (41.2°F).

  • Average low temperature in June: 67.6°F

The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (32°F).

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Average pressure in June
Lewes, DE

Average pressure in June - Lewes, 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
Lewes, DE

Average wind speed in June - Lewes, DE
  • Average wind speed in June: 9.3mph

The windiest month (with the highest average wind speed) is January (12.5mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).

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Average humidity in June
Lewes, DE

Average humidity in June - Lewes, DE
  • Average humidity in June: 80%

The month with the highest relative humidity is May (81%).
The month with the lowest relative humidity is November (73%).

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Average rainfall in June
Lewes, DE

Average rainfall in June - Lewes, DE
  • Average rainfall in June: 3.43"

The wettest month (with the highest rainfall) is August (4.13").
The driest month (with the least rainfall) is January (2.2").

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Average rainfall days in June
Lewes, DE

Average rainfall days in June - Lewes, DE
  • Average rainfall days in June: 17 days

The month with the highest number of rainy days is July (18.6 days).
The month with the least rainy days is January (9.6 days).

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Average snowfall in June
Lewes, DE

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

The month with the highest snowfall is January (0.98").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in June
Lewes, DE

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

The month with the highest number of snowfall days is January (3.7 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average sea temperature in June
Lewes, DE

Average sea temperature in June - Lewes, DE
  • Average sea temperature in June: 68.2°F

The best month for swimming (with the highest average sea temperature) is August (76.9°F).
The coldest month (with the lowest average sea temperature) is February (40.7°F).

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

Average daylight in June / Average sunshine in June - Lewes, DE
  • Average daylight in June: 14h and 5min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in June: 10h and 3min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

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Average sunshine days in June
Lewes, DE

Average sunshine days in June - Lewes, DE
  • Average sunshine days in June: 10.8 days

The month with the most sunshine days is November (17.6 days).
The month with the least sunshine days is May (9.8 days).

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Average UV index in June
Lewes, DE

Average UV index in June - Lewes, 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
Lewes, DE

Average cloud cover in June - Lewes, DE
  • Average cloud cover in June: 29

The months with the most cloud cover are February and March (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 26).

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Average visibility in June
Lewes, DE

Average visibility in June - Lewes, 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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Lewes, Delaware, USA

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