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
Dartmouth's temperatures tend to reach their peak averages in August, with a high of 21.9°C (71.4°F) and a low of 16.1°C (61°F).Humidity
In Dartmouth, the average relative humidity in August is 81%.Rainfall
In Dartmouth, Canada, in August, it is raining for 11.3 days, with typically 56mm (2.2") of accumulated precipitation. In Dartmouth, Canada, during the entire year, the rain falls for 148.3 days and collects up to 861mm (33.9") of precipitation.Snowfall
In Dartmouth, snow does not fall in June through October.Sea temperature
August is the month with the warmest seawater, with an average sea temperature of 17.2°C (63°F).Note: Most people do not enjoy swimming in water that is 17.2°C (63°F). Breathing becomes increasingly challenging as the water temperature dips under 21°C (69.8°F).
Daylight
The average length of the day in August is 14h and 0min.On the first day of August in Dartmouth, Canada, sunrise is at 6:01 am and sunset at 8:39 pm. On the last day of the month, sunrise is at 6:36 am and sunset at 7:52 pm ADT.
Sunshine
With an average of 9.4h of sunshine, August has the most sunshine of the year.UV index
July and August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.Note: The maximum UV index, 5 during August, leads to the following recommendations:
Guard yourself - An obligation to protect skin and eyes from harm exists. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Frequently asked questions
What part of the year is the hottest in Dartmouth?
What is the temperature in August in Dartmouth?
What is the average humidity in August in Dartmouth?
How much does it rain in Dartmouth in August?
When it does not snow in Dartmouth?
What month is the sea warmest in Dartmouth?
What is the sea temperature in August in Dartmouth?
What is the average length of the day in August in Dartmouth?
When is the sunrise / sunset in August in Dartmouth?
What month has the most sunshine in Dartmouth?
How many hours of sunshine does Dartmouth have in August?
What are the months with the highest UV index in Dartmouth?
How high is the UV index in August in Dartmouth?
Average temperature in August
Dartmouth, Canada
- Average high temperature in August: 21.9°C
The warmest month (with the highest average high temperature) is August (21.9°C).
The month with the lowest average high temperature is February (-0.1°C).
- Average low temperature in August: 16.1°C
The month with the highest average low temperature is August (16.1°C).
The coldest months (with the lowest average low temperature) are January and February (-5.5°C).
Average pressure in August
Dartmouth, Canada
- Average pressure in August: 1014.7mbar
The month with the highest atmospheric pressure is September (1017.1mbar).
The month with the lowest atmospheric pressure is February (1012.4mbar).
Average wind speed in August
Dartmouth, Canada
- Average wind speed in August: 14.5km/h
The windiest month (with the highest average wind speed) is January (21.3km/h).
The calmest month (with the lowest average wind speed) is July (14km/h).
Average humidity in August
Dartmouth, Canada
- Average humidity in August: 81%
The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is October (79%).
Average rainfall in August
Dartmouth, Canada
- Average rainfall in August: 56mm
The wettest month (with the highest rainfall) is December (98mm).
The driest month (with the least rainfall) is July (38mm).
Average rainfall days in August
Dartmouth, Canada
- Average rainfall days in August: 11.3 days
The month with the highest number of rainy days is April (14.8 days).
The month with the least rainy days is February (8.8 days).
Average snowfall in August
Dartmouth, Canada
- Average snowfall in August: 0mm
The month with the highest snowfall is January (113mm).
The months with the least snowfall are June, July, August, September and October (0mm).
Average snowfall days in August
Dartmouth, Canada
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (12.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in August
Dartmouth, Canada
- Average sea temperature in August: 17.2°C
The best month for swimming (with the highest average sea temperature) is August (17.2°C).
The coldest month (with the lowest average sea temperature) is February (0.8°C).
Average daylight in August /
Average sunshine in August
Dartmouth, Canada
- Average daylight in August: 14h and 0min
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 August: 9h and 2min
The month with the most sunshine is August (Average sunshine: 9h and 24min).
The month with the least sunshine is February (Average sunshine: 3h and 18min).
Average sunshine days in August
Dartmouth, Canada
- Average sunshine days in August: 17.4 days
The month with the most sunshine days is September (17.5 days).
The month with the least sunshine days is February (9.8 days).
Average UV index in August
Dartmouth, Canada
- Average UV index in August: 5
The months with the highest UV index are July and August (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in August
Dartmouth, Canada
- Average cloud cover in August: 35
The month with the most cloud cover is February (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in August
Dartmouth, Canada
- Average visibility in August: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
Dartmouth, Canada
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