September weather forecast and climate
Tiff, MO

September, the first month of the autumn, in Tiff, is also a moderately hot month, with average temperature fluctuating between 80.1°F (26.7°C) and 59.2°F (15.1°C).

Temperature

In September, the average high-temperature marginally drops, from a hot 86.7°F (30.4°C) in August, to a moderately hot 80.1°F (26.7°C). The average low-temperature, in September, is 59.2°F (15.1°C).

Humidity

In September, the average relative humidity in Tiff, Missouri, is 75%.

Rainfall

The month with the least rainfall in Tiff, Missouri, is September when the rain falls for 13.4 days and typically collects 1.89" (48mm) of precipitation.

Snowfall

In Tiff snow does not fall in April through October.

Daylight

In Tiff, the average length of the day is 12.4h.

Sunshine

In September, the average sunshine is 9.3h.

UV index

In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to the UV radiation for the average person.
Note: In September, the average maximum UV index of 5 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.

What is the temperature in September in Tiff?

In September, in Tiff, the average high-temperature is 80.1°F (26.7°C), and the average low-temperature is 59.2°F (15.1°C).

What is the average humidity in September in Tiff?

The average relative humidity in September in Tiff is 75%.

How many days does it rain in September in Tiff?

In Tiff, Missouri, in September, during 13.4 rainfall days, 1.89" (48mm) of precipitation is typically accumulated.

What is the driest month in Tiff?

September is the month with the least rainfall. Rain falls for 13.4 days and accumulates 1.89" (48mm) of precipitation.

When it does not snow in Tiff?

In Tiff, Missouri, snow does not fall in April through October.

How many hours of daylight does Tiff have in September?

In September, the average length of the day in Tiff, Missouri, is 12.4h.

How many hours of sunshine does Tiff have in September?

In September, the average sunshine is 9.3h.

What is the UV index reading in September in Tiff?

The average daily maximum UV index in September in Tiff is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from unprotected exposure to the UV radiation.
Average temperature in September - Tiff, MO
  • Average high temperature in September: 26.7°C

The warmest month (with the highest average high temperature) is July (31.2°C).
The month with the lowest average high temperature is January (4.2°C).

  • Average low temperature in September: 15.1°C

The month with the highest average low temperature is July (19.7°C).
The coldest month (with the lowest average low temperature) is January (-3.8°C).

Average pressure in September - Tiff, MO
  • Average pressure in September: 1016.6mbar

The month with the highest atmospheric pressure is January (1021.3mbar).
The month with the lowest atmospheric pressure is June (1013.4mbar).

Average wind speed in September - Tiff, MO
  • Average wind speed in September: 8.8km/h

The windiest month (with the highest average wind speed) is January (14.3km/h).
The calmest month (with the lowest average wind speed) is August (8.3km/h).

Average humidity in September - Tiff, MO
  • Average humidity in September: 75%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (73%).

Average rainfall in September - Tiff, MO
  • Average rainfall in September: 48mm

The wettest month (with the highest rainfall) is May (94mm).
The driest month (with the least rainfall) is September (48mm).

Average rainfall days in September - Tiff, MO
  • Average rainfall days in September: 13.4 days

The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is December (7.7 days).

Average snowfall in September - Tiff, MO
  • Average snowfall in September: 0mm

The month with the highest snowfall is February (69mm).
Months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in September - Tiff, MO
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (7 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in September / Average sunshine in September - Tiff, MO
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.8h).
The month with the shortest days is December (Average daylight: 9.6h).

  • Average sunshine in September: 9.3h

The month with the most sunshine is June (Average sunshine: 10.5h).
Months with the least sunshine are January and February (Average sunshine: 4.7).

Average sunshine days in September - Tiff, MO
  • Average sunshine days in September: 14.2 days

The month with the most sunshine days is October (19.4 days).
The month with the least sunshine days is July (11.3 days).

Average UV index in September - Tiff, MO
  • Average UV index in September: 5

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

Average cloud cover in September - Tiff, MO
  • Average cloud cover in September: 32

Months with the most cloud cover are January and February (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 29).

Average visibility in September - Tiff, MO
  • Average visibility in September: 8km

Months with the highest visibility are January, February, March, April, June, October, November and December (9km).
Months with the lowest visibility are May, July, August and September (8km).