September weather forecast
Melrose Addition, SD

Share

Weather in September

The first month of the autumn, September, is still a warm month in Melrose Addition, South Dakota, with an average temperature varying between 74.3°F (23.5°C) and 52.9°F (11.6°C).

Temperature

The arrival of September is marked by a minor reduction in average high-temperature, sliding from a moderately hot 83.1°F (28.4°C) in August to a still warm 74.3°F (23.5°C). Melrose Addition anticipates an average minimum temperature of 52.9°F (11.6°C) in the month of September.

Humidity

The months with the lowest humidity are August and September, with an average relative humidity of 60%.

Rainfall

In Melrose Addition, South Dakota, in September, during 8.9 rainfall days, 1.26" (32mm) of precipitation is typically accumulated. In Melrose Addition, during the entire year, the rain falls for 97.2 days and collects up to 18.35" (466mm) of precipitation.

Snowfall

June through September are months without snowfall in Melrose Addition.

Daylight

The average length of the day in September in Melrose Addition is 12h and 31min.
On the first day of September, sunrise is at 6:56 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 7:15 pm CDT.

Sunshine

In September, the average sunshine in Melrose Addition is 8.7h.

UV index

The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: The UV index of 4 during September leads to these advisories:
Guard yourself - Precautionary measures against sun damage are advocated. To avoid the Sun's strongest rays, limit exposure around the mid-day period. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
[Resources]

Frequently asked questions

What is the usual temperature for Melrose Addition in September?

The high-temperature, in September, in Melrose Addition, is 74.3°F (23.5°C), while the low-temperature averages to 52.9°F (11.6°C). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is calculated to be 86°F (30°C).

What is the least humid month in Melrose Addition?

The months with the lowest humidity in Melrose Addition are August and September, with an average relative humidity of 60%.

What is the average humidity in September in Melrose Addition?

In September, the average relative humidity is 60%.

How many days does it rain in September in Melrose Addition?

In Melrose Addition, in September, it is raining for 8.9 days, with typically 1.26" (32mm) of accumulated precipitation.

When it does not snow in Melrose Addition?

In Melrose Addition, snow does not fall in June through September.

Does it snow in Melrose Addition in September?

In Melrose Addition, South Dakota, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in Melrose Addition?

In Melrose Addition, South Dakota, the average day length in September is 12h and 31min.

What time are sunrise and sunset in September in Melrose Addition?

In September, on the first day of the month, sunrise is at 6:56 am and sunset at 8:10 pm. On the last day of the month, in Melrose Addition, sunrise is at 7:31 am and sunset at 7:15 pm CDT.

How long on average sun shines in September in Melrose Addition?

In Melrose Addition, the average sunshine duration in September is 8.7h.

What is the UV index intensity in September in Melrose Addition?

The average daily maximum UV index in September in Melrose Addition, South Dakota, is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Melrose Addition, SD

Average temperature in September - Melrose Addition, SD
  • Average high temperature in September: 74.3°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (20.7°F).

  • Average low temperature in September: 52.9°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (6.3°F).

[Resources]

Average pressure in September
Melrose Addition, SD

Average pressure in September - Melrose Addition, SD
  • Average pressure in September: 29.96"Hg

The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

[Resources]

Average wind speed in September
Melrose Addition, SD

Average wind speed in September - Melrose Addition, SD
  • Average wind speed in September: 9.6mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).

[Resources]

Average humidity in September
Melrose Addition, SD

Average humidity in September - Melrose Addition, SD
  • Average humidity in September: 60%

The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are August and September (60%).

[Resources]

Average rainfall in September
Melrose Addition, SD

Average rainfall in September - Melrose Addition, SD
  • Average rainfall in September: 1.26"

The wettest month (with the highest rainfall) is June (3.46").
The driest month (with the least rainfall) is January (0.59").

[Resources]

Average rainfall days in September
Melrose Addition, SD

Average rainfall days in September - Melrose Addition, SD
  • Average rainfall days in September: 8.9 days

The month with the highest number of rainy days is June (15 days).
The month with the least rainy days is February (2 days).

[Resources]

Average snowfall in September
Melrose Addition, SD

Average snowfall in September - Melrose Addition, SD
  • Average snowfall in September: 0"

The month with the highest snowfall is January (3.82").
The months with the least snowfall are June, July, August and September (0").

[Resources]

Average snowfall days in September
Melrose Addition, SD

Average snowfall days in September - Melrose Addition, SD
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (13 days).
The months with the least snowfall days are June, July, August and September (0 days).

[Resources]

Average daylight in September /
Average sunshine in September
Melrose Addition, SD

Average daylight in September / Average sunshine in September - Melrose Addition, SD
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

[Resources]

Average sunshine days in September
Melrose Addition, SD

Average sunshine days in September - Melrose Addition, SD
  • Average sunshine days in September: 18.7 days

The month with the most sunshine days is November (20.9 days).
The month with the least sunshine days is June (12.7 days).

[Resources]

Average UV index in September
Melrose Addition, SD

Average UV index in September - Melrose Addition, SD
  • Average UV index in September: 4

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February and November (UV index 1).

[Resources]

Average cloud cover in September
Melrose Addition, SD

Average cloud cover in September - Melrose Addition, SD
  • Average cloud cover in September: 26

The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are July and August (Cloud cover 23).

[Resources]

Average visibility in September
Melrose Addition, SD

Average visibility in September - Melrose Addition, SD
  • Average visibility in September: 6mi

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

[Resources]

Melrose Addition, South Dakota, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location