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
The arrival of October brings a significant change in Harper's weather, with average high-temperatures dropping from September's warm 78.4°F (25.8°C) to a refreshing 60.8°F (16°C). In Harper, the average low-temperature during the month of October is a chilly 43.7°F (6.5°C).Humidity
The average relative humidity in October is 51%.Rainfall
In Harper, in October, it is raining for 4 days, with typically 0.16" (4mm) of accumulated precipitation. In Harper, Oregon, during the entire year, the rain falls for 57 days and collects up to 2.99" (76mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
The average length of the day in October is 10h and 59min.On the first day of the month, sunrise is at 7:49 am and sunset at 7:30 pm. On the last day of October, sunrise is at 8:26 am and sunset at 6:41 pm MDT.
Sunshine
The average sunshine in October is 8.2h.UV index
In October, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: The daily maximum UV index of 3 in October interprets into the following advice:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are October temperatures?
What is the average humidity in October in Harper?
How many days does it rain in October?
When it does not snow?
Does it snow in October?
What is the average length of the day in October?
When is the sunrise / sunset in October?
How many hours of sunshine does Harper have in October?
What is the UV index reading in October?
Average temperature in October
Harper, OR
- Average high temperature in October: 60.8°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is December (34.3°F).
- Average low temperature in October: 43.7°F
The month with the highest average low temperature is August (63.5°F).
The coldest months (with the lowest average low temperature) are January and December (22.1°F).
Average pressure in October
Harper, OR
- Average pressure in October: 30.05"Hg
The month with the highest atmospheric pressure is January (30.24"Hg).
The month with the lowest atmospheric pressure is August (29.92"Hg).
Average wind speed in October
Harper, OR
- Average wind speed in October: 5.2mph
The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is January (3.9mph).
Average humidity in October
Harper, OR
- Average humidity in October: 51%
The month with the highest relative humidity is January (83%).
The months with the lowest relative humidity are July and August (28%).
Average rainfall in October
Harper, OR
- Average rainfall in October: 0.16"
The wettest months (with the highest rainfall) are March and May (0.39").
The driest months (with the least rainfall) are July and August (0.08").
Average rainfall days in October
Harper, OR
- Average rainfall days in October: 4 days
The month with the highest number of rainy days is March (8.4 days).
The month with the least rainy days is August (2.3 days).
Average snowfall in October
Harper, OR
- Average snowfall in October: 0"
The month with the highest snowfall is December (1.77").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in October
Harper, OR
- Average snowfall days in October: 0 days
The month with the highest number of snowfall days is December (6.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in October /
Average sunshine in October
Harper, OR
- Average daylight in October: 11h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in October: 8h and 1min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).
Average sunshine days in October
Harper, OR
- Average sunshine days in October: 25.4 days
The month with the most sunshine days is July (26.8 days).
The month with the least sunshine days is March (20.1 days).
Average UV index in October
Harper, OR
- Average UV index in October: 3
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in October
Harper, OR
- Average cloud cover in October: 22
The months with the most cloud cover are January and December (Cloud cover 43).
The months with the least cloud cover are July and August (Cloud cover 8).
Average visibility in October
Harper, OR
- Average visibility in October: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).
Harper, Oregon, USA
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