Fredericton
Canada
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Fredericton, Canada

The first month of the autumn, September, is still a pleasant month in Fredericton, Canada, with average temperature varying between 20°C (68°F) and 7.1°C (44.8°F).

Temperature

In September, the average high-temperature marginally drops, from a moderately hot 24.8°C (76.6°F) in August, to a pleasant 20°C (68°F). In September, in Fredericton, the average low-temperature is 7.1°C (44.8°F).

Humidity

With an average relative humidity of 91.1%, September is the most humid month in Fredericton, Canada.

Rainfall

In Fredericton, in September, it is raining for 10.3 days, with typically 87.5mm (3.4") of accumulated precipitation. Throughout the year, there are 115.4 rainfall days, and 859.1mm (33.8") of precipitation is accumulated.

Snowfall

In Fredericton, it doesn't snow. In October, it regularly snows. In Fredericton, Canada, during the entire year, snow aggregates up to 2524mm (99.4").

Daylight

In Fredericton, Canada, the average length of the day in September is 12.5h.

Sunshine

The average sunshine in Fredericton is 5.7h.

UV index

The average daily maximum UV index in Fredericton, Canada, is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from the exposure to the Sun's UV radiation for ordinary individuals.
The average daily UV index of 5 transform into the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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.

What is the temperature in September in Fredericton?

The average high-temperature, in September, is 20°C (68°F), while the average low-temperature is 7.1°C (44.8°F).

What is the most humid month in Fredericton?

September is the most humid month in Fredericton, Canada, with an average relative humidity of 91.1%.

What is the average humidity in September in Fredericton?

In September, the average relative humidity is 91.1%.

How much does it rain in Fredericton in September?

In Fredericton, in September, during 10.3 rainfall days, 87.5mm (3.4") of precipitation is typically accumulated.

Does it snow in Fredericton in September?

In Fredericton, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in Fredericton?

The average length of the day in September in Fredericton, Canada, is 12.5h.

How long on average sun shines in September in Fredericton?

In September, the average sunshine in Fredericton, Canada, is 5.7h.

What is the UV index intensity in September in Fredericton?

The average daily maximum UV index in September in Fredericton is 5. A UV Index reading of 3 to 5 represents a medium health risk from the exposure to the Sun's UV rays.
Average temperature in September - Fredericton, Canada
  • Average high temperature in September: 20°C

The warmest month (with the highest average high temperature) is July (25.5°C).
The month with the lowest average high temperature is January (-3.8°C).

  • Average low temperature in September: 7.1°C

The month with the highest average low temperature is July (13°C).
The coldest month (with the lowest average low temperature) is January (-15°C).

Average humidity in September - Fredericton, Canada
  • Average humidity in September: 91.1%

The month with the highest relative humidity is September (91.1%).
The month with the lowest relative humidity is February (74.9%).

Average rainfall in September - Fredericton, Canada
  • Average rainfall in September: 87.5mm

The wettest month (with the highest rainfall) is May (94.5mm).
The driest month (with the lowest rainfall) is February (31.4mm).

Average rainfall days in September - Fredericton, Canada
  • Average rainfall days in September: 10.3 days

The month with the highest number of rainy days is May (13.8 days).
The month with the lowest number of rainy days is February (4.3 days).

Average snowfall in September - Fredericton, Canada
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (699mm).
Months with the lowest snowfall are June, July, August and September (0mm).

Average snowfall days in September - Fredericton, Canada
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (11.7 days).
Months with the lowest number of snowfall days are June, July, August and September (0 days).

Average daylight in September / Average sunshine in September - Fredericton, Canada
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15.7h).
The month with shortest days is December (Average daylight: 8.7h).

  • Average sunshine in September: 5.7h

The month with most sunshine is July (Average sunshine: 7.7h).
The month with least sunshine is November (Average sunshine: 3.2h).

Average UV index in September - Fredericton, Canada
  • Average UV index in September: 5

Months with the highest UV index are June, July and August (UV index 7).
Months with the lowest UV index are January, November and December (UV index 1).