Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average snowfall in August
- Average snowfall days in August
- Average sea temperature in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
Weather in August
Temperature
The warmest months are July and August, with an average high-temperature of 73.9°F (23.3°C).Humidity
In Belfast, the average relative humidity in August is 82%.Rainfall
In Belfast, in August, during 13 rainfall days, 1.85" (47mm) of precipitation is typically accumulated. Throughout the year, there are 141.1 rainfall days, and 24.29" (617mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall in Belfast.Ocean temperature
The month with the warmest seawater is August, with an average ocean temperature of 60.4°F (15.8°C).Note: Swimming in 60.4°F (15.8°C) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 69.8°F (21°C).
Daylight
The average length of the day in August is 13h and 59min.On the first day of the month, sunrise is at 5:23 am and sunset at 8:01 pm. On the last day of August, sunrise is at 5:57 am and sunset at 7:15 pm EDT.
Sunshine
With an average of 9.9h of sunshine, August has the most sunshine of the year.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 estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: The daily maximum UV index of 5 in August interpret into the following advice:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
FAQ
What is the warmest month in Belfast?
What is the temperature in August in Belfast?
What is the average humidity in August in Belfast?
How much does it rain in Belfast in August?
When it does not snow in Belfast?
What month is the ocean warmest in Belfast?
What is the ocean temperature in August in Belfast?
How many hours of daylight does Belfast have in August?
When is the sunrise / sunset in August in Belfast?
What month has the most sunshine in Belfast?
How long on average sun shines in August in Belfast?
What are the months with the highest UV index in Belfast?
How high is the UV index in August in Belfast?
Average temperature in August
Belfast, ME
- Average high temperature in August: 73.9°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 August: 56.8°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 August
Belfast, ME
- Average pressure in August: 29.96"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 August
Belfast, ME
- Average wind speed in August: 6mph
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 August
Belfast, ME
- Average humidity in August: 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 August
Belfast, ME
- Average rainfall in August: 1.85"
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 August
Belfast, ME
- Average rainfall days in August: 13 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 August
Belfast, ME
- Average snowfall in August: 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 August
Belfast, ME
- Average snowfall days in August: 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 August
Belfast, ME
- Average sea temperature in August: 60.4°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 August /
Average sunshine in August
Belfast, ME
- Average daylight in August: 13h and 59min
The month with the longest days is June (Average daylight: 15h and 29min).
The month with the shortest days is December (Average daylight: 8h and 55min).
- Average sunshine in August: 9h and 54min
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 August
Belfast, ME
- Average sunshine days in August: 15.8 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 August
Belfast, ME
- Average UV index in August: 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 August
Belfast, ME
- Average cloud cover in August: 37
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 August
Belfast, ME
- Average visibility in August: 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).
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