Contents
- Weather in June
- Frequently asked questions
- Average temperature in June
- Average pressure in June
- Average wind speed in June
- Average humidity in June
- Average rainfall in June
- Average rainfall days in June
- Average snowfall in June
- Average snowfall days in June
- Average sea temperature in June
- Average daylight in June
- Average sunshine in June
- Average sunshine days in June
- Average UV index in June
- Average cloud cover in June
- Average visibility in June
June
Weather in June
Temperature
As Belfast transitions into June, the average high-temperature is observed to slightly rise from a moderate 59.7°F (15.4°C) in May to a still refreshing 66.7°F (19.3°C). During June, Belfast's temperature falls to a steady low-temperature average of 50.7°F (10.4°C).Humidity
In June, the average relative humidity is 82%.Rainfall
In Belfast, in June, during 14.8 rainfall days, 2.09" (53mm) of precipitation is typically accumulated. Throughout the year, there are 141.1 rainfall days, and 24.29" (617mm) of precipitation is accumulated.Snowfall
In Belfast, snow does not fall in June through September.Ocean temperature
In Belfast, in June, the average water temperature is 52°F (11.1°C).Note: Staying in 52°F (11.1°C) waters for just a few moments at 55.4°F (13°C) can be harrowing, and below 50°F (10°C) poses breathing and cold shock risks, depending on individual tolerance.
Daylight
June has the longest days of the year, with an average of 15h and 30min of daylight.On the first day of June, sunrise is at 4:54 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 4:55 am and sunset at 8:24 pm EDT.
Sunshine
The average sunshine in June is 8.3h.UV index
June through August, with an average maximum UV index of 5, are months with the highest UV index in Belfast. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In June, the maximum UV index of 5 translates into these guidelines:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are June temperatures?
What is the average humidity in June?
How much does it rain in June?
When it does not snow?
Does it snow in Belfast in June?
What is the water temperature in June?
When are the longest days?
How many hours of daylight does Belfast have in June?
What time are sunrise and sunset in June?
How many hours of sunshine does Belfast have in June?
What is the month with the highest UV index?
How high is the UV index in June?
Average temperature in June
Belfast, ME
- Average high temperature in June: 66.7°F
The warmest months (with the highest average high temperature) are July and August (73.9°F).
The month with the lowest average high temperature is January (28.4°F).
- Average low temperature in June: 50.7°F
The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).
Average pressure in June
Belfast, ME
- Average pressure in June: 29.91"Hg
The month with the highest atmospheric pressure is September (30.04"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in June
Belfast, ME
- Average wind speed in June: 7mph
The windiest month (with the highest average wind speed) is March (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).
Average humidity in June
Belfast, ME
- Average humidity in June: 82%
The months with the highest relative humidity are February and July (83%).
The month with the lowest relative humidity is November (77%).
Average rainfall in June
Belfast, ME
- Average rainfall in June: 2.09"
The wettest month (with the highest rainfall) is December (2.72").
The driest months (with the least rainfall) are July and September (1.46").
Average rainfall days in June
Belfast, ME
- Average rainfall days in June: 14.8 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is February (7.1 days).
Average snowfall in June
Belfast, ME
- Average snowfall in June: 0"
The month with the highest snowfall is January (4.57").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in June
Belfast, ME
- Average snowfall days in June: 0 days
The month with the highest number of snowfall days is January (10.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in June
Belfast, ME
- Average sea temperature in June: 52°F
The best month for swimming (with the highest average sea temperature) is August (60.4°F).
The coldest month (with the lowest average sea temperature) is March (37.8°F).
Average daylight in June /
Average sunshine in June
Belfast, ME
- Average daylight in June: 15h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in June: 8h and 2min
The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).
Average sunshine days in June
Belfast, ME
- Average sunshine days in June: 13.6 days
The month with the most sunshine days is September (17.9 days).
The month with the least sunshine days is April (11.7 days).
Average UV index in June
Belfast, ME
- Average UV index in June: 5
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in June
Belfast, ME
- Average cloud cover in June: 47
The month with the most cloud cover is March (Cloud cover 55).
The months with the least cloud cover are August and September (Cloud cover 37).
Average visibility in June
Belfast, ME
- Average visibility in June: 5mi
The months with the highest visibility are January, February, March, April, October, November and December (6mi).
The months with the lowest visibility are May, June, July, August and September (5mi).