Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average pressure in October
- Average wind speed in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average snowfall in October
- Average snowfall days in October
- Average daylight in October
- Average sunshine in October
- Average sunshine days in October
- Average UV index in October
- Average cloud cover in October
- Average visibility in October
Weather in October
Temperature
A decrease in the average high-temperature marks October, falling from September's warm 74.8°F (23.8°C) to a mild 59.9°F (15.5°C). During October, Lena's temperature averages to a frosty 43.9°F (6.6°C) at night.Humidity
The least humid month in Lena is October, with an average relative humidity of 69%.Rainfall
In Lena, in October, during 9.5 rainfall days, 2.2" (56mm) of precipitation is typically accumulated. Throughout the year, there are 125.7 rainfall days, and 26.5" (673mm) of precipitation is accumulated.Snowfall
Months with snowfall in Lena are January through May, October through December. October is the first month it typically snows in Lena, Iowa. Throughout October, in the average 0.6 snowfall days, it receives 0.12" (3mm) of snow. Throughout the year, in Lena, there are 38.1 snowfall days, and 15.31" (389mm) of snow is accumulated.Daylight
The average length of the day in October in Lena is 11h and 3min.On the first day of October, sunrise is at 7:15 am and sunset at 6:58 pm. On the last day of the month, sunrise is at 7:49 am and sunset at 6:11 pm CDT.
Sunshine
In October, the average sunshine is 5.7h.UV index
The months with the lowest UV index in Lena are January, February, October through December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: An average UV index of 2 in October transforms into this advice:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Experience reduced UV exposure by about half when donning a wide-brim hat. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Lena in October?
What is the least humid month in Lena?
What is the average humidity in October in Lena?
How much does it rain in Lena in October?
When does it start snowing in Lena?
How many hours of daylight does Lena have in October?
What time are sunrise and sunset in October in Lena?
How many hours of sunshine does Lena have in October?
What are the months with the lowest UV index in Lena?
What is the UV index reading in October in Lena?
Average temperature in October
Lena, IA
- Average high temperature in October: 59.9°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (26.8°F).
- Average low temperature in October: 43.9°F
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).
Average pressure in October
Lena, IA
- Average pressure in October: 30"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in October
Lena, IA
- Average wind speed in October: 9.6mph
The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).
Average humidity in October
Lena, IA
- Average humidity in October: 69%
The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (69%).
Average rainfall in October
Lena, IA
- Average rainfall in October: 2.2"
The wettest month (with the highest rainfall) is May (4.06").
The driest month (with the least rainfall) is January (0.87").
Average rainfall days in October
Lena, IA
- Average rainfall days in October: 9.5 days
The month with the highest number of rainy days is June (17.3 days).
The month with the least rainy days is February (3.4 days).
Average snowfall in October
Lena, IA
- Average snowfall in October: 0.12"
The month with the highest snowfall is January (4.29").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Lena, IA
- Average snowfall days in October: 0.6 days
The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Lena, IA
- Average daylight in October: 11h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in October: 5h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in October
Lena, IA
- Average sunshine days in October: 19.2 days
The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is June (11.1 days).
Average UV index in October
Lena, IA
- Average UV index in October: 2
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in October
Lena, IA
- Average cloud cover in October: 36
The month with the most cloud cover is January (Cloud cover 55).
The months with the least cloud cover are July and September (Cloud cover 30).
Average visibility in October
Lena, IA
- Average visibility in October: 6mi
The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).
Lena, Iowa, USA
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