Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
In Eureka, the lowest temperatures are generally noted in December, averaging a high of 33.3°F (0.7°C) and a low of 17.8°F (-7.9°C).Humidity
In Eureka, the average relative humidity in December is 75%.Rainfall
In Eureka, during December, the rain falls for 2.6 days and regularly aggregates up to 0.71" (18mm) of precipitation. 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 December, in Eureka, it is snowing for 10.5 days. Throughout December, 5.31" (135mm) of snow is accumulated. Throughout the year, in Eureka, there are 48.1 snowfall days, and 30.12" (765mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 24min of daylight.On the first day of December, sunrise is at 6:45 am and sunset at 4:20 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 4:30 pm PST.
Sunshine
The average sunshine in December is 5.9h.UV index
The month with the lowest UV index in Eureka is December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.Note: A daily maximum UV index of 1 in December translates into the following instructions:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month in Eureka?
How cold is it in Eureka in December?
What is the average humidity in December in Eureka?
How much does it rain in Eureka in December?
How many days does it snow in December in Eureka?
What is the month with the shortest days in Eureka?
What is the average length of the day in December in Eureka?
What time are sunrise and sunset in December in Eureka?
How long on average sun shines in December in Eureka?
When is the lowest UV index in Eureka?
How high is the UV index in December in Eureka?
Average temperature in December
Eureka, NV
- Average high temperature in December: 33.3°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 December: 17.8°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 December
Eureka, NV
- Average pressure in December: 30.19"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 December
Eureka, NV
- Average wind speed in December: 7mph
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 December
Eureka, NV
- Average humidity in December: 75%
The month with the highest relative humidity is January (77%).
The month with the lowest relative humidity is August (26%).
Average rainfall in December
Eureka, NV
- Average rainfall in December: 0.71"
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 December
Eureka, NV
- Average rainfall days in December: 2.6 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 December
Eureka, NV
- Average snowfall in December: 5.31"
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 December
Eureka, NV
- Average snowfall days in December: 10.5 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 December /
Average sunshine in December
Eureka, NV
- Average daylight in December: 9h and 2min
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 December: 5h 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 December
Eureka, NV
- Average sunshine days in December: 19.5 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 December
Eureka, NV
- Average UV index in December: 1
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 December
Eureka, NV
- Average cloud cover in December: 38
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 December
Eureka, NV
- Average visibility in December: 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
Weather forecast for your location
2. Allow the app to use your location