Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average sea temperature in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
Yarmouth greets September with an average high-temperature of a refreshing 18°C (64.4°F), marking a slight deviation from the preceding month. Yarmouth, in September, registers a nighttime average temperature of 13.2°C (55.8°F).Humidity
The average relative humidity in September is 81%.Rainfall
In Yarmouth, in September, it is raining for 10.6 days, with typically 54mm (2.13") of accumulated precipitation. In Yarmouth, during the entire year, the rain falls for 157.8 days and collects up to 918mm (36.14") of precipitation.Snowfall
In Yarmouth, snow does not fall in May through September.Sea temperature
In Yarmouth, the average seawater temperature in September is 13.2°C (55.8°F).Note: Being in 13.2°C (55.8°F) waters at 13°C (55.4°F) is discomforting, but anything below 10°C (50°F) can jeopardize breathing and induce cold shock, factoring in physical endurance.
Daylight
In September, the average length of the day in Yarmouth is 12h and 30min.On the first day of September in Yarmouth, sunrise is at 6:48 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 7:06 pm ADT.
Sunshine
In September, the average sunshine is 8.4h.UV index
The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index of 4 during September translates into the following directions:
Exercise caution. Those with pale skin may experience burns in less than half an hour. Around midday, solar radiation is most harmful; hence, exposure should be limited. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Frequently asked questions
What is the usual temperature for Yarmouth in September?
What is the average humidity in September in Yarmouth?
How much does it rain in Yarmouth in September?
When it does not snow in Yarmouth?
Does it snow in Yarmouth in September?
What is the sea water temperature in September in Yarmouth?
What is the average length of the day in September in Yarmouth?
When are sunrise and sunset in September in Yarmouth?
How many hours of sunshine does Yarmouth have in September?
What is the UV index intensity in September in Yarmouth?
Average temperature in September
Yarmouth, Canada
- Average high temperature in September: 18°C
The warmest month (with the highest average high temperature) is August (20.8°C).
The month with the lowest average high temperature is February (1.3°C).
- Average low temperature in September: 13.2°C
The month with the highest average low temperature is August (15.5°C).
The coldest month (with the lowest average low temperature) is January (-3.3°C).
Average pressure in September
Yarmouth, Canada
- Average pressure in September: 1017.4mbar
The month with the highest atmospheric pressure is September (1017.4mbar).
The month with the lowest atmospheric pressure is February (1013.1mbar).
Average wind speed in September
Yarmouth, Canada
- Average wind speed in September: 15.7km/h
The windiest month (with the highest average wind speed) is January (23.7km/h).
The calmest months (with the lowest average wind speed) are July and August (13.8km/h).
Average humidity in September
Yarmouth, Canada
- Average humidity in September: 81%
The months with the highest relative humidity are July and August (83%).
The month with the lowest relative humidity is March (78%).
Average rainfall in September
Yarmouth, Canada
- Average rainfall in September: 54mm
The wettest month (with the highest rainfall) is December (106mm).
The driest month (with the least rainfall) is July (44mm).
Average rainfall days in September
Yarmouth, Canada
- Average rainfall days in September: 10.6 days
The month with the highest number of rainy days is April (15.8 days).
The month with the least rainy days is February (9 days).
Average snowfall in September
Yarmouth, Canada
- Average snowfall in September: 0mm
The month with the highest snowfall is January (114mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Yarmouth, Canada
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (15.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average sea temperature in September
Yarmouth, Canada
- Average sea temperature in September: 13.2°C
The best month for swimming (with the highest average sea temperature) is August (13.5°C).
The coldest months (with the lowest average sea temperature) are February and March (3.1°C).
Average daylight in September /
Average sunshine in September
Yarmouth, Canada
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).
Average sunshine days in September
Yarmouth, Canada
- Average sunshine days in September: 17 days
The month with the most sunshine days is August (19.3 days).
The month with the least sunshine days is January (5.8 days).
Average UV index in September
Yarmouth, Canada
- Average UV index in September: 4
The months with the highest UV index are July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Yarmouth, Canada
- Average cloud cover in September: 36
The month with the most cloud cover is January (Cloud cover 74).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Yarmouth, Canada
- Average visibility in September: 9km
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January and February (8km).
Yarmouth, Canada
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