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 is marked by a significant decrease, with the average high-temperature retreating from an agreeable 71.8°F (22.1°C) in September to a cool 53.8°F (12.1°C). During October, the temperature is averaged to a low of 38.5°F (3.6°C) at night.Humidity
In October, the average relative humidity in Harmon, North Dakota, is 63%.Rainfall
In Harmon, in October, during 8.1 rainfall days, 1.34" (34mm) of precipitation is typically accumulated. Throughout the year, in Harmon, there are 94.3 rainfall days, and 14.29" (363mm) of precipitation is accumulated.Snowfall
Months with snowfall in Harmon are January through May, October through December. October is the first month it typically snows. Throughout October, in the average 3 snowfall days, it receives 1.65" (42mm) of snow. In Harmon, during the entire year, snow falls for 58.6 days and aggregates up to 18.27" (464mm) of snow.Daylight
In Harmon, the average length of the day in October is 10h and 52min.On the first day of October in Harmon, sunrise is at 7:43 am and sunset at 7:22 pm. On the last day of the month, sunrise is at 8:26 am and sunset at 6:28 pm CDT.
Sunshine
In Harmon, the average sunshine in October is 6.5h.UV index
In Harmon, the average daily maximum UV index in October is 2. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: In October, the maximum UV index of 2 translates into these guidelines:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Harmon in October?
What is the average humidity in October in Harmon?
How many days does it rain in October in Harmon?
When does it start snowing in Harmon?
How many hours of daylight does Harmon have in October?
When are sunrise and sunset in October in Harmon?
How many hours of sunshine does Harmon have in October?
What is the UV index reading in October in Harmon?
Average temperature in October
Harmon, ND
- Average high temperature in October: 53.8°F
The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (20.7°F).
- Average low temperature in October: 38.5°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (6.3°F).
Average pressure in October
Harmon, ND
- Average pressure in October: 29.97"Hg
The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in October
Harmon, ND
- Average wind speed in October: 10.8mph
The windiest months (with the highest average wind speed) are April and October (10.8mph).
The calmest month (with the lowest average wind speed) is August (8.5mph).
Average humidity in October
Harmon, ND
- Average humidity in October: 63%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (55%).
Average rainfall in October
Harmon, ND
- Average rainfall in October: 1.34"
The wettest month (with the highest rainfall) is June (2.32").
The driest month (with the least rainfall) is January (0.43").
Average rainfall days in October
Harmon, ND
- Average rainfall days in October: 8.1 days
The month with the highest number of rainy days is June (13.1 days).
The month with the least rainy days is February (2.3 days).
Average snowfall in October
Harmon, ND
- Average snowfall in October: 1.65"
The month with the highest snowfall is December (3.31").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Harmon, ND
- Average snowfall days in October: 3 days
The month with the highest number of snowfall days is December (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Harmon, ND
- Average daylight in October: 10h and 5min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in October: 6h and 3min
The month with the most sunshine is July (Average sunshine: 11h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in October
Harmon, ND
- Average sunshine days in October: 19.1 days
The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is June (14.6 days).
Average UV index in October
Harmon, ND
- Average UV index in October: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are November and December (UV index 1).
Average cloud cover in October
Harmon, ND
- Average cloud cover in October: 36
The month with the most cloud cover is February (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in October
Harmon, ND
- Average visibility in October: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).
Harmon, North Dakota, USA
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