Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September indicates a minor shift in the average high-temperature, from August's tropical 86.5°F (30.3°C) to a moderately hot 79.7°F (26.5°C). During September, Yukon consistently records a temperature low averaging a moderate 59.2°F (15.1°C).Humidity
The average relative humidity in September is 74%.Rainfall
The month with the least rainfall is September, when the rain falls for 9.4 days and typically collects 0.51" (13mm) of precipitation.Snowfall
In Yukon, snow does not fall in May through October.Daylight
In Yukon, the average length of the day in September is 12h and 25min.On the first day of September, sunrise is at 6:38 am and sunset at 7:35 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 6:51 pm CDT.
Sunshine
In Yukon, the average sunshine in September is 9.4h.UV index
In Yukon, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: A daily maximum UV index of 5 in September translates into the following instructions:
Heed the precautions - It is counselled to guard against solar damage. The solar radiation around mid-day is intense; avoid the Sun and stay safe. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the average humidity in September?
What is the driest month?
How many days does it rain in September?
When it does not snow?
What is the average length of the day in September?
What time are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index reading in September?
Average temperature in September
Yukon, MO
- Average high temperature in September: 79.7°F
The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (40.6°F).
- Average low temperature in September: 59.2°F
The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).
Average pressure in September
Yukon, MO
- Average pressure in September: 30.02"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Yukon, MO
- Average wind speed in September: 5.7mph
The windiest month (with the highest average wind speed) is January (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).
Average humidity in September
Yukon, MO
- Average humidity in September: 74%
The month with the highest relative humidity is March (79%).
The month with the lowest relative humidity is October (73%).
Average rainfall in September
Yukon, MO
- Average rainfall in September: 0.51"
The wettest month (with the highest rainfall) is July (1.54").
The driest month (with the least rainfall) is September (0.51").
Average rainfall days in September
Yukon, MO
- Average rainfall days in September: 9.4 days
The month with the highest number of rainy days is July (13.4 days).
The month with the least rainy days is December (5.2 days).
Average snowfall in September
Yukon, MO
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.83").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Yukon, MO
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (4.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Yukon, MO
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in September: 9h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in September
Yukon, MO
- Average sunshine days in September: 18 days
The month with the most sunshine days is December (23.8 days).
The month with the least sunshine days is July (13.9 days).
Average UV index in September
Yukon, MO
- Average UV index in September: 5
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Yukon, MO
- Average cloud cover in September: 32
The month with the most cloud cover is March (Cloud cover 50).
The months with the least cloud cover are June, July and August (Cloud cover 31).
Average visibility in September
Yukon, MO
- Average visibility in September: 5mi
The months with the highest visibility are January, February, March, April, June, October, November and December (6mi).
The months with the lowest visibility are May, July, August and September (5mi).
Yukon, Missouri, USA
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