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
In September, Hecla's weather conditions record an average high-temperature of a still warm 80.1°F (26.7°C), demonstrating little divergence from the preceding month. Throughout September, Hecla registers a consistent average low-temperature of 61.5°F (16.4°C).Humidity
In September, the average relative humidity is 74%.Rainfall
The month with the least rainfall in Hecla is September, when the rain falls for 11.6 days and typically collects 1.02" (26mm) of precipitation.Snowfall
In Hecla, snow does not fall in May through October.Daylight
The average length of the day in September in Hecla is 12h and 25min.On the first day of the month, sunrise is at 6:21 am and sunset at 7:18 pm. On the last day of September, in Hecla, sunrise is at 6:45 am and sunset at 6:34 pm CDT.
Sunshine
In September, the average sunshine is 8.8h.UV index
In Hecla, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the average person.Note: A daily high UV index of 5 in September leads to these guidelines:
Undertake protective steps - Preventing sun damage is advised. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Hecla in September?
What is the average humidity in September in Hecla?
What is the driest month in Hecla?
How much does it rain in Hecla in September?
When it does not snow in Hecla?
What is the average length of the day in September in Hecla?
When are sunrise and sunset in September in Hecla?
How many hours of sunshine does Hecla have in September?
What is the UV index reading in September in Hecla?
Average temperature in September
Hecla, KY
- Average high temperature in September: 80.1°F
The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (40.6°F).
- Average low temperature in September: 61.5°F
The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (27.9°F).
Average pressure in September
Hecla, KY
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in September
Hecla, KY
- Average wind speed in September: 6.3mph
The windiest month (with the highest average wind speed) is February (9.7mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in September
Hecla, KY
- Average humidity in September: 74%
The month with the highest relative humidity is May (81%).
The month with the lowest relative humidity is October (71%).
Average rainfall in September
Hecla, KY
- Average rainfall in September: 1.02"
The wettest month (with the highest rainfall) is June (2.4").
The driest month (with the least rainfall) is September (1.02").
Average rainfall days in September
Hecla, KY
- Average rainfall days in September: 11.6 days
The month with the highest number of rainy days is July (16.4 days).
The month with the least rainy days is November (8 days).
Average snowfall in September
Hecla, KY
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.22").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Hecla, KY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (4.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Hecla, KY
- 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: 8h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in September
Hecla, KY
- Average sunshine days in September: 17 days
The month with the most sunshine days is November (20.3 days).
The month with the least sunshine days is July (12.1 days).
Average UV index in September
Hecla, KY
- 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 and December (UV index 2).
Average cloud cover in September
Hecla, KY
- Average cloud cover in September: 30
The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 27).
Average visibility in September
Hecla, KY
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Hecla, Kentucky, USA
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