September weather forecast and climate
Menlo, KS

September, the first month of the autumn, in Menlo, is still a warm month, with temperature in the range of an average high of 81.9°F (27.7°C) and an average low of 60.4°F (15.8°C).

Temperature

In Menlo, the average high-temperature marginally drops, from a tropical 89.2°F (31.8°C) in August, to a moderately hot 81.9°F (27.7°C). In September, the average low-temperature is 60.4°F (15.8°C).

Heat index

In September, the average heat index is calculated to 83.1°F (28.4°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'feels like', 'real feel', or 'felt air temperature', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. This effect is individual, with diverse people perceiving weather differently for numerous reasons (wind, clothing, differences in body mass, height, and shape), and activity. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In September, the average relative humidity in Menlo is 53%.

Rainfall

In September, the rain falls for 9.5 days. Throughout September, 1.1" (28mm) of precipitation is accumulated. In Menlo, during the entire year, the rain falls for 105.4 days and collects up to 13.7" (348mm) of precipitation.

Snowfall

In Menlo snow does not fall in May through September.

Daylight

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

Sunshine

The average sunshine is 9.2h.

UV index

In Menlo, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 5 interpret into the following advice:
Take precautions - Protection against the skin and eye damage is obliged. 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 Menlo?

The average high-temperature, in September, in Menlo, Kansas, is 81.9°F (27.7°C), while the average low-temperature is 60.4°F (15.8°C). In September, the average heat index (a.k.a. 'real feel', 'feels like'), that calculates temperature value influenced by the moisture in the air, is evaluated at 83.1°F (28.4°C).

What is the average humidity in September in Menlo?

The average relative humidity in September is 53%.

How many days does it rain in September in Menlo?

In Menlo, in September, it is raining for 9.5 days, with typically 1.1" (28mm) of accumulated precipitation.

Does it snow in Menlo in September?

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

When it does not snow in Menlo?

In Menlo, Kansas, snow does not fall in May through September.

How many hours of daylight does Menlo have in September?

The average length of the day in September in Menlo is 12.4h.

How long on average sun shines in September in Menlo?

The average sunshine in September is 9.2h.

How high is the UV index in September in Menlo?

The average daily maximum UV index in September in Menlo is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to the Sun's UV rays.
Average temperature in September - Menlo, KS
  • Average high temperature in September: 81.9°F

The warmest month (with the highest average high temperature) is July (92.5°F).
The month with the lowest average high temperature is December (41.9°F).

  • Average low temperature in September: 60.4°F

The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).

Average pressure in September - Menlo, KS
  • Average pressure in September: 29.94"

The month with the highest atmospheric pressure is January (30.14").
The month with the lowest atmospheric pressure is June (29.81").

Average wind speed in September - Menlo, KS
  • Average wind speed in September: 11.2mph

The windiest month (with the highest average wind speed) is April (12.9mph).
The calmest month (with the lowest average wind speed) is August (10.1mph).

Average humidity in September - Menlo, KS
  • Average humidity in September: 53%

Months with the highest relative humidity are January and December (63%).
The month with the lowest relative humidity is July (50%).

Average rainfall in September - Menlo, KS
  • Average rainfall in September: 1.1"

The wettest month (with the highest rainfall) is May (2.36").
The driest months (with the least rainfall) are January and November (0.39").

Average rainfall days in September - Menlo, KS
  • Average rainfall days in September: 9.5 days

The month with the highest number of rainy days is May (13.4 days).
The month with the least rainy days is November (4 days).

Average snowfall in September - Menlo, KS
  • Average snowfall in September: 0"

The month with the highest snowfall is December (1.06").
Months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September - Menlo, KS
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (3.9 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in September / Average sunshine in September - Menlo, KS
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.9h).
The month with the shortest days is December (Average daylight: 9.4h).

  • Average sunshine in September: 9.2h

Months with the most sunshine are June and July (Average sunshine: 11.6h).
The month with the least sunshine is December (Average sunshine: 6.5h).

Average sunshine days in September - Menlo, KS
  • Average sunshine days in September: 18 days

The month with the most sunshine days is December (23.7 days).
Months with the least sunshine days are June and July (14.7 days).

Average UV index in September - Menlo, KS
  • Average UV index in September: 5

Months with the highest UV index are June and July (UV index 7).
Months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in September - Menlo, KS
  • Average cloud cover in September: 19

Months with the most cloud cover are February and April (Cloud cover 31).
The month with the least cloud cover is June (Cloud cover 17).

Average visibility in September - Menlo, KS
  • Average visibility in September: 6mi

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