June weather forecast
Watertown, MA

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Weather in June

June, the first month of the summer in Watertown, is a moderately hot month, with an average temperature varying between 75°F (23.9°C) and 56.8°F (13.8°C).

Temperature

A slight uplift in the average high-temperature marks June, adjusting from May's enjoyable 66.7°F (19.3°C) to a warm 75°F (23.9°C). During June, Watertown experiences an average low-temperature of 56.8°F (13.8°C) at night.

Humidity

In June, the average relative humidity is 74%.

Rainfall

In Watertown, in June, during 8.2 rainfall days, 0.51" (13mm) of precipitation is typically accumulated. In Watertown, during the entire year, the rain falls for 85.9 days and collects up to 5.87" (149mm) of precipitation.

Snowfall

June through October are months without snowfall.

Daylight

With an average of 15h and 12min of daylight, June has the longest days of the year.
On the first day of the month, sunrise is at 5:10 am and sunset at 8:15 pm. On the last day of June, sunrise is at 5:11 am and sunset at 8:25 pm EDT.

Sunshine

In June, the average sunshine is 9.3h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index estimate 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 transforms into these recommendations:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.

Frequently asked questions

What is the usual temperature for Watertown in June?

During June, Watertown experiences an average high-temperature of 75°F (23.9°C) and a low-temperature of 56.8°F (13.8°C).

What is the average humidity in June?

In June, the average relative humidity is 74%.

How many days does it rain in June?

In Watertown, in June, during 8.2 rainfall days, 0.51" (13mm) of precipitation is typically accumulated.

When it does not snow?

In Watertown, snow does not fall in June through October.

Does it snow in June?

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

When are the longest days?

June has the longest days of the year, with an average of 15h and 12min of daylight.

What is the average length of the day in June?

In June, the average day length is 15h and 14min.

When are sunrise and sunset in June?

On the first day of June, sunrise is at 5:10 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 5:11 am and sunset at 8:25 pm EDT.

How many hours of sunshine does Watertown have in June?

In Watertown, the average sunshine duration in June is 9.3h.

What are the months with the highest UV index?

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

How high is the UV index in June?

In Watertown, the average daily maximum UV index in June is 6. A UV Index reading of 6 to 7 represents a high health threat from unsafe 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
Watertown, MA

Average temperature in June - Watertown, MA
  • Average high temperature in June: 75°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (33.6°F).

  • Average low temperature in June: 56.8°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).

Average pressure in June
Watertown, MA

Average pressure in June - Watertown, MA
  • Average pressure in June: 29.92"Hg

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in June
Watertown, MA

Average wind speed in June - Watertown, MA
  • Average wind speed in June: 6.5mph

The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).

Average humidity in June
Watertown, MA

Average humidity in June - Watertown, MA
  • Average humidity in June: 74%

The month with the highest relative humidity is February (78%).
The month with the lowest relative humidity is April (70%).

Average rainfall in June
Watertown, MA

Average rainfall in June - Watertown, MA
  • Average rainfall in June: 0.51"

The wettest month (with the highest rainfall) is November (0.67").
The driest month (with the least rainfall) is September (0.24").

Average rainfall days in June
Watertown, MA

Average rainfall days in June - Watertown, MA
  • Average rainfall days in June: 8.2 days

The month with the highest number of rainy days is July (10.2 days).
The month with the least rainy days is February (4.1 days).

Average snowfall in June
Watertown, MA

Average snowfall in June - Watertown, MA
  • Average snowfall in June: 0"

The month with the highest snowfall is December (0.91").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in June
Watertown, MA

Average snowfall days in June - Watertown, MA
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (4.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in June /
Average sunshine in June
Watertown, MA

Average daylight in June / Average sunshine in June - Watertown, MA
  • Average daylight in June: 15h and 1min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in June: 9h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in June
Watertown, MA

Average sunshine days in June - Watertown, MA
  • Average sunshine days in June: 17.5 days

The months with the most sunshine days are January and November (22.5 days).
The month with the least sunshine days is June (17.5 days).

Average UV index in June
Watertown, MA

Average UV index in June - Watertown, MA
  • Average UV index in June: 6

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

Average cloud cover in June
Watertown, MA

Average cloud cover in June - Watertown, MA
  • Average cloud cover in June: 41

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in June
Watertown, MA

Average visibility in June - Watertown, MA
  • 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).

Watertown, Massachusetts, USA

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