September weather forecast and climate
Tolland, CT

Weather in September

September, the first month of the autumn, in Tolland, is also a moderately hot month, with average temperature fluctuating between 73.4°F (23°C) and 54.5°F (12.5°C).

Temperature

In Tolland, the average high-temperature slightly decreases, from 80.1°F (26.7°C) in August, to a still moderately hot 73.4°F (23°C). In Tolland, the average low-temperature is 54.5°F (12.5°C).

Humidity

The average relative humidity in September is 78%.

Rainfall

The month with the least rainfall is September when the rain falls for 7.9 days and typically collects 0.39" (10mm) of precipitation.

Snowfall

June through October are months without snowfall.

Daylight

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

Sunshine

In September, the average sunshine is 8.5h.

UV index

In September, the average daily maximum UV index in Tolland is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to the Sun's UV rays for average individuals.
Note: In September, the average maximum UV index of 4 translate into the following recommendations:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
[Resources]

FAQ

What is the temperature in September in Tolland?

In September, in Tolland, the average high-temperature is 73.4°F (23°C), and the average low-temperature is 54.5°F (12.5°C).

What is the average humidity in September in Tolland?

In Tolland, the average relative humidity in September is 78%.

How many days does it rain in September in Tolland?

In Tolland, during September, the rain falls for 7.9 days and regularly aggregates up to 0.39" (10mm) of precipitation.

What is the driest month in Tolland?

September is the month with the least rainfall in Tolland. Rain falls for 7.9 days and accumulates 0.39" (10mm) of precipitation.

When it does not snow in Tolland?

June through October are months without snowfall in Tolland.

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

In Tolland, Connecticut, the average length of the day in September is 12.5h.

How long on average sun shines in September in Tolland?

In September, the average sunshine in Tolland is 8.5h.

How high is the UV index in September in Tolland?

The average daily maximum UV index in September in Tolland, Connecticut, is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat from the exposure to the Sun's UV radiation.

Average temperature in September
Tolland, CT

Average temperature in September - Tolland, CT
  • Average high temperature in September: 73.4°F

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (32.4°F).

  • Average low temperature in September: 54.5°F

The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

[Resources]

Average pressure in September
Tolland, CT

Average pressure in September - Tolland, CT
  • Average pressure in September: 30.06"

The month with the highest atmospheric pressure is November (30.08").
The month with the lowest atmospheric pressure is June (29.93").

[Resources]

Average wind speed in September
Tolland, CT

Average wind speed in September - Tolland, CT
  • Average wind speed in September: 5.8mph

The windiest months (with the highest average wind speed) are January and March (8.2mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

[Resources]

Average humidity in September
Tolland, CT

Average humidity in September - Tolland, CT
  • Average humidity in September: 78%

The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is April (71%).

[Resources]

Average rainfall in September
Tolland, CT

Average rainfall in September - Tolland, CT
  • Average rainfall in September: 0.39"

The wettest months (with the highest rainfall) are May, June and July (1.1").
The driest month (with the least rainfall) is September (0.39").

[Resources]

Average rainfall days in September
Tolland, CT

Average rainfall days in September - Tolland, CT
  • Average rainfall days in September: 7.9 days

The month with the highest number of rainy days is June (12.1 days).
Months with the least rainy days are January and February (5.5 days).

[Resources]

Average snowfall in September
Tolland, CT

Average snowfall in September - Tolland, CT
  • Average snowfall in September: 0"

The month with the highest snowfall is February (1.5").
Months with the least snowfall are June, July, August, September and October (0").

[Resources]

Average snowfall days in September
Tolland, CT

Average snowfall days in September - Tolland, CT
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (6.4 days).
Months with the least snowfall days are June, July, August and September (0 days).

[Resources]

Average daylight in September /
Average sunshine in September
Tolland, CT

Average daylight in September / Average sunshine in September - Tolland, CT
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15.2h).
The month with the shortest days is December (Average daylight: 9.2h).

  • Average sunshine in September: 8.5h

Months with the most sunshine are July and August (Average sunshine: 10.3h).
The month with the least sunshine is February (Average sunshine: 4.6h).

[Resources]

Average sunshine days in September
Tolland, CT

Average sunshine days in September - Tolland, CT
  • Average sunshine days in September: 19.8 days

The month with the most sunshine days is January (21.9 days).
The month with the least sunshine days is June (15.7 days).

[Resources]

Average UV index in September
Tolland, CT

Average UV index in September - Tolland, CT
  • Average UV index in September: 4

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, March, November and December (UV index 2).

[Resources]

Average cloud cover in September
Tolland, CT

Average cloud cover in September - Tolland, CT
  • Average cloud cover in September: 39

Months with the most cloud cover are February and March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 34).

[Resources]

Average visibility in September
Tolland, CT

Average visibility in September - Tolland, CT
  • Average visibility in September: 5mi

Months with the highest visibility are January, March, April, October, November and December (6mi).
Months with the lowest visibility are February, May, June, July, August and September (5mi).

[Resources]