June weather forecastWinterthur, DE

June

Weather in June

June, the first month of the summer in Winterthur, is a warm month, with an average temperature varying between 62.8°F (17.1°C) and 79.5°F (26.4°C).

Temperature

Winterthur, Delaware, observes a slight uplift in the average high-temperature with the onset of June, adjusting from May's pleasant 71.6°F (22°C) to a moderately hot 79.5°F (26.4°C). An average low-temperature of 62.8°F (17.1°C) marks the month of June.

Humidity

In June, the average relative humidity is 75%.

Rainfall

In June, the rain falls for 17.5 days. Throughout June, 3.07" (78mm) of precipitation is accumulated. In Winterthur, during the entire year, the rain falls for 168.9 days and collects up to 35.55" (903mm) of precipitation.

Snowfall

In Winterthur, snow does not fall in June through September.

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 5:35 am and sunset at 8:24 pm. On the last day of the month, sunrise is at 5:37 am and sunset at 8:34 pm EDT.

Sunshine

The average sunshine in June is 10h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Winterthur. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In June, the maximum UV index of 6 translates into these guidelines:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. 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. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Updated: Jul 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Winterthur in June has an average high-temperature of 79.5°F (26.4°C) and an average low-temperature of 62.8°F (17.1°C).

In June, the average relative humidity is 75%.

In Winterthur, Delaware, during June, the rain falls for 17.5 days and regularly aggregates up to 3.07" (78mm) of precipitation.

In Winterthur, snow does not fall in June through September.

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

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

The average day length in June is 14h and 57min.

On the first day of June, sunrise is at 5:35 am and sunset at 8:24 pm. On the last day of the month, sunrise is at 5:37 am and sunset at 8:34 pm EDT.

In Winterthur, the average sunshine duration in June is 10h.

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

The average daily maximum UV index in June is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Winterthur, DE

  • Average high temperature in June: 79.5°F

The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (37°F).

  • Average low temperature in June: 62.8°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 (25.3°F).

Average pressure in June
Winterthur, 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).

Average wind speed in June
Winterthur, DE

  • Average wind speed in June: 6.3mph

The windiest months (with the highest average wind speed) are January, February and March (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

Average humidity in June
Winterthur, DE

  • Average humidity in June: 75%

The month with the highest relative humidity is October (78%).
The month with the lowest relative humidity is April (72%).

Average rainfall in June
Winterthur, DE

  • Average rainfall in June: 3.07"

The wettest month (with the highest rainfall) is August (4.09").
The driest month (with the least rainfall) is January (2.36").

Average rainfall days in June
Winterthur, DE

  • Average rainfall days in June: 17.5 days

The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is November (8.8 days).

Average snowfall in June
Winterthur, DE

  • Average snowfall in June: 0"

The month with the highest snowfall is March (3.58").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in June
Winterthur, DE

  • Average snowfall days in June: 0 days

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

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

  • Average daylight in June: 14h and 54min

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 24min).

  • Average sunshine in June: 10h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

Average sunshine days in June
Winterthur, DE

  • Average sunshine days in June: 9.9 days

The month with the most sunshine days is November (18.6 days).
The months with the least sunshine days are May and July (9.8 days).

Average UV index in June
Winterthur, 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, February, November and December (UV index 2).

Average cloud cover in June
Winterthur, DE

  • Average cloud cover in June: 36

The months with the most cloud cover are February and March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).

Average visibility in June
Winterthur, 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).