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's arrival corresponds with a decrease in average high-temperatures, from September's pleasant 72.7°F (22.6°C) to a moderate 58.6°F (14.8°C). Heppner's average low-temperature for the month of October records at a chilly 43.3°F (6.3°C).Humidity
The average relative humidity in October is 60%.Rainfall
In October, the rain falls for 12.4 days. Throughout October, 1.18" (30mm) of precipitation is accumulated. In Heppner, during the entire year, the rain falls for 131.9 days and collects up to 13.54" (344mm) of precipitation.Snowfall
Months with snowfall are January through May, September through December. In Heppner, in October, during 0.3 snowfall days, 0.04" (1mm) of snow is typically accumulated. In Heppner, during the entire year, snow falls for 31.3 days and aggregates up to 18.54" (471mm) of snow.Daylight
The average length of the day in October in Heppner, Oregon, is 10h and 56min.On the first day of October, sunrise is at 6:57 am and sunset at 6:37 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 5:46 pm PDT.
Sunshine
The average sunshine in October is 6.7h.UV index
The average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.Note: The average daily UV index of 3 in October transforms into the following instructions:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Boost your sun resistance with garments that are densely woven yet spacious. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Heppner in October?
What is the average humidity in October?
How much does it rain in October?
How many days does it snow in October?
How many hours of daylight does Heppner have in October?
When is the sunrise / sunset in October?
How long on average sun shines in October?
What is the UV index reading in October?
Average temperature in October
Heppner, OR
- Average high temperature in October: 58.6°F
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is December (37.9°F).
- Average low temperature in October: 43.3°F
The month with the highest average low temperature is August (60.8°F).
The coldest month (with the lowest average low temperature) is December (27.1°F).
Average pressure in October
Heppner, OR
- Average pressure in October: 30.04"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is August (29.92"Hg).
Average wind speed in October
Heppner, OR
- Average wind speed in October: 7.4mph
The windiest month (with the highest average wind speed) is April (9.4mph).
The calmest month (with the lowest average wind speed) is September (7.2mph).
Average humidity in October
Heppner, OR
- Average humidity in October: 60%
The month with the highest relative humidity is January (79%).
The months with the lowest relative humidity are July and August (39%).
Average rainfall in October
Heppner, OR
- Average rainfall in October: 1.18"
The wettest month (with the highest rainfall) is February (1.81").
The driest month (with the least rainfall) is July (0.24").
Average rainfall days in October
Heppner, OR
- Average rainfall days in October: 12.4 days
The month with the highest number of rainy days is March (17 days).
The month with the least rainy days is August (4.1 days).
Average snowfall in October
Heppner, OR
- Average snowfall in October: 0.04"
The month with the highest snowfall is February (6.61").
The months with the least snowfall are June, July and August (0").
Average snowfall days in October
Heppner, OR
- Average snowfall days in October: 0.3 days
The month with the highest number of snowfall days is December (9.2 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in October /
Average sunshine in October
Heppner, OR
- Average daylight in October: 10h and 5min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in October: 6h and 4min
The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The months with the least sunshine are January and February (Average sunshine: 5h and 18min).
Average sunshine days in October
Heppner, OR
- Average sunshine days in October: 17.6 days
The month with the most sunshine days is July (24.4 days).
The month with the least sunshine days is March (9.5 days).
Average UV index in October
Heppner, 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
Heppner, OR
- Average cloud cover in October: 30
The months with the most cloud cover are January and February (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 9).
Average visibility in October
Heppner, OR
- 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).
Heppner, Oregon, USA
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