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 sees a clear drop in the average high-temperature, decreasing from September's pleasant 72.9°F (22.7°C) to a mild 57.7°F (14.3°C). In Eureka, the nighttime temperature averages to an icy 38.5°F (3.6°C) during October.Humidity
In Eureka, the average relative humidity in October is 43%.Rainfall
In Eureka, in October, during 4.4 rainfall days, 0.51" (13mm) of precipitation is typically accumulated. Throughout the year, there are 58.8 rainfall days, and 9.29" (236mm) of precipitation is accumulated.Snowfall
January through June, September through December are months with snowfall in Eureka. In October, it is snowing for 0.8 days. Throughout October, 0.28" (7mm) of snow is accumulated. In Eureka, Nevada, during the entire year, snow falls for 48.1 days and aggregates up to 30.12" (765mm) of snow.Daylight
The average length of the day in October is 11h and 8min.On the first day of October in Eureka, sunrise is at 6:40 am and sunset at 6:25 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 5:42 pm PDT.
Sunshine
In Eureka, the average sunshine in October is 8.8h.UV index
In October, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: The UV index of 3 in October translates into these instructions:
Put precautions into practice - Protective measures against sun-induced damage are advised. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in October in Eureka?
What is the average humidity in October in Eureka?
How many days does it rain in October in Eureka?
How many days does it snow in October in Eureka?
What is the average length of the day in October in Eureka?
When is the sunrise / sunset in October in Eureka?
How long on average sun shines in October in Eureka?
What is the UV index intensity in October in Eureka?
Average temperature in October
Eureka, NV
- Average high temperature in October: 57.7°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is December (33.3°F).
- Average low temperature in October: 38.5°F
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is December (17.8°F).
Average pressure in October
Eureka, NV
- Average pressure in October: 30.03"Hg
The month with the highest atmospheric pressure is January (30.23"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in October
Eureka, NV
- Average wind speed in October: 7.1mph
The windiest month (with the highest average wind speed) is April (9.2mph).
The calmest month (with the lowest average wind speed) is January (6.3mph).
Average humidity in October
Eureka, NV
- Average humidity in October: 43%
The month with the highest relative humidity is January (77%).
The month with the lowest relative humidity is August (26%).
Average rainfall in October
Eureka, NV
- Average rainfall in October: 0.51"
The wettest month (with the highest rainfall) is March (1.26").
The driest month (with the least rainfall) is August (0.31").
Average rainfall days in October
Eureka, NV
- Average rainfall days in October: 4.4 days
The month with the highest number of rainy days is May (8.8 days).
The months with the least rainy days are January and February (2.3 days).
Average snowfall in October
Eureka, NV
- Average snowfall in October: 0.28"
The month with the highest snowfall is March (6.26").
The months with the least snowfall are July and August (0").
Average snowfall days in October
Eureka, NV
- Average snowfall days in October: 0.8 days
The month with the highest number of snowfall days is December (10.5 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in October /
Average sunshine in October
Eureka, NV
- Average daylight in October: 11h and 1min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in October: 8h and 5min
The month with the most sunshine is August (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 42min).
Average sunshine days in October
Eureka, NV
- Average sunshine days in October: 25 days
The month with the most sunshine days is October (25 days).
The month with the least sunshine days is April (18.1 days).
Average UV index in October
Eureka, NV
- Average UV index in October: 3
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in October
Eureka, NV
- Average cloud cover in October: 16
The months with the most cloud cover are January, February and December (Cloud cover 38).
The months with the least cloud cover are August and September (Cloud cover 13).
Average visibility in October
Eureka, NV
- Average visibility in October: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Eureka, Nevada, USA
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