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
October marks a distinct drop in the average high-temperature, descending from September's agreeable 73°F (22.8°C) to a mild 57°F (13.9°C). Hartley experiences an average low-temperature of 41.9°F (5.5°C) in the month of October.Humidity
With an average relative humidity of 68%, October is the least humid month.Rainfall
In Hartley, Iowa, in October, during 6.7 rainfall days, 0.67" (17mm) of precipitation is typically accumulated. Throughout the year, there are 95.2 rainfall days, and 9.25" (235mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. October is the first month it typically snows. Throughout October, in the average 1.4 snowfall days, it receives 0.16" (4mm) of snow. Throughout the year, in Hartley, there are 40.2 snowfall days, and 5.79" (147mm) of snow is accumulated.Daylight
In Hartley, Iowa, the average length of the day in October is 11h and 1min.On the first day of October, sunrise is at 7:20 am and sunset at 7:02 pm. On the last day of the month, sunrise is at 7:56 am and sunset at 6:14 pm CDT.
Sunshine
In October, the average sunshine is 5.8h.UV index
In October, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum high UV index of 2 in October translates into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Frequently asked questions
What is the average October temperature in Hartley?
What is the least humid month in Hartley?
What is the average humidity in October in Hartley?
How many days does it rain in October in Hartley?
When does it start snowing in Hartley?
What is the average length of the day in October in Hartley?
What time are sunrise and sunset in October in Hartley?
How many hours of sunshine does Hartley have in October?
What is the UV index reading in October in Hartley?
Average temperature in October
Hartley, IA
- Average high temperature in October: 57°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (22.8°F).
- Average low temperature in October: 41.9°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (9.9°F).
Average pressure in October
Hartley, IA
- Average pressure in October: 29.99"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in October
Hartley, IA
- Average wind speed in October: 10.6mph
The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).
Average humidity in October
Hartley, IA
- Average humidity in October: 68%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is October (68%).
Average rainfall in October
Hartley, IA
- Average rainfall in October: 0.67"
The wettest month (with the highest rainfall) is May (1.46").
The driest month (with the least rainfall) is January (0.28").
Average rainfall days in October
Hartley, IA
- Average rainfall days in October: 6.7 days
The month with the highest number of rainy days is June (14.2 days).
The month with the least rainy days is February (2 days).
Average snowfall in October
Hartley, IA
- Average snowfall in October: 0.16"
The month with the highest snowfall is February (1.77").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Hartley, IA
- Average snowfall days in October: 1.4 days
The month with the highest number of snowfall days is January (9.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Hartley, IA
- Average daylight in October: 11h and 0min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in October: 5h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in October
Hartley, IA
- Average sunshine days in October: 20.7 days
The month with the most sunshine days is December (22.2 days).
The month with the least sunshine days is June (12.6 days).
Average UV index in October
Hartley, 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 and November (UV index 1).
Average cloud cover in October
Hartley, IA
- Average cloud cover in October: 36
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in October
Hartley, IA
- Average visibility in October: 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).
Hartley, Iowa, USA
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