June weather forecast
Eureka, CA

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The Lost Fisherman
The Lost Fisherman's Memorial in scenic surroundings of Eureka, California

Weather in June

June, the first month of the summer in Eureka, is a refreshing month, with an average temperature ranging between min 49.6°F (9.8°C) and max 63.5°F (17.5°C).

Temperature

Upon the onset of June, Eureka witnesses an average high-temperature of a still refreshing 63.5°F (17.5°C), showing a close resemblance to the prior month. During the month of June, an average temperature of 49.6°F (9.8°C) is noted during the nights in Eureka.

Humidity

In Eureka, the average relative humidity in June is 81%.

Rainfall

In Eureka, in June, it is raining for 3.1 days, with typically 0.16" (4mm) of accumulated precipitation. In Eureka, during the entire year, the rain falls for 77.3 days and collects up to 8.58" (218mm) of precipitation.

Snowfall

In Eureka, snow does not fall in January, March through December.

Daylight

June has the longest days of the year in Eureka, with an average of 15h and 6min of daylight.
On the first day of June, sunrise is at 5:46 am and sunset at 8:42 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 8:52 pm PDT.

Sunshine

In Eureka, the average sunshine in June is 10.9h.

UV index

The average daily maximum UV index in June is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: The UV index of 4 during June leads to these advisories:
Undertake protective steps - Preventing sun damage is advised. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. To cut down UV radiation exposure by about half, sport a wide-brim hat.
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Frequently asked questions

What is the usual temperature for Eureka in June?

The average high-temperature, in June, in Eureka, is 63.5°F (17.5°C), while the average low-temperature is 49.6°F (9.8°C).

What is the average humidity in June in Eureka?

In June, the average relative humidity in Eureka is 81%.

How many days does it rain in June in Eureka?

In Eureka, California, in June, it is raining for 3.1 days, with typically 0.16" (4mm) of accumulated precipitation.

When it does not snow in Eureka?

January, March through December are months without snowfall in Eureka.

When are the longest days in Eureka?

With an average of 15h and 6min of daylight, June has the longest days of the year in Eureka, California.

What is the average length of the day in June in Eureka?

The average day length in June in Eureka is 15h and 3min.

What time are sunrise and sunset in June in Eureka?

In June, on the first day of the month, sunrise is at 5:46 am and sunset at 8:42 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 8:52 pm PDT.

How long on average sun shines in June in Eureka?

In Eureka, California, the average sunshine duration in June is 10.9h.

What is the UV index reading in June in Eureka?

In Eureka, California, the average daily maximum UV index in June is 4. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Eureka, CA

Average temperature in June - Eureka, CA
  • Average high temperature in June: 63.5°F

The warmest month (with the highest average high temperature) is August (68.4°F).
The months with the lowest average high temperature are February and December (52.9°F).

  • Average low temperature in June: 49.6°F

The month with the highest average low temperature is August (52.9°F).
The coldest month (with the lowest average low temperature) is February (42.4°F).

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Average pressure in June
Eureka, CA

Average pressure in June - Eureka, CA
  • Average pressure in June: 29.99"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is August (29.96"Hg).

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Average wind speed in June
Eureka, CA

Average wind speed in June - Eureka, CA
  • Average wind speed in June: 8.6mph

The windiest month (with the highest average wind speed) is March (9mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

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Average humidity in June
Eureka, CA

Average humidity in June - Eureka, CA
  • Average humidity in June: 81%

The month with the highest relative humidity is March (82%).
The month with the lowest relative humidity is October (76%).

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Average rainfall in June
Eureka, CA

Average rainfall in June - Eureka, CA
  • Average rainfall in June: 0.16"

The wettest month (with the highest rainfall) is December (1.73").
The driest month (with the least rainfall) is July (0.08").

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Average rainfall days in June
Eureka, CA

Average rainfall days in June - Eureka, CA
  • Average rainfall days in June: 3.1 days

The month with the highest number of rainy days is March (11.2 days).
The month with the least rainy days is August (1.7 days).

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Average snowfall in June
Eureka, CA

Average snowfall in June - Eureka, CA
  • Average snowfall in June: 0"

The month with the highest snowfall is February (0.04").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in June
Eureka, CA

Average snowfall days in June - Eureka, CA
  • Average snowfall days in June: 0 days

The months with the highest number of snowfall days are February and December (0.1 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October and November (0 days).

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Average daylight in June /
Average sunshine in June
Eureka, CA

Average daylight in June / Average sunshine in June - Eureka, CA
  • Average daylight in June: 15h and 1min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in June: 10h and 5min

The months with the most sunshine are July and August (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).

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Average sunshine days in June
Eureka, CA

Average sunshine days in June - Eureka, CA
  • Average sunshine days in June: 25.5 days

The month with the most sunshine days is July (27.7 days).
The month with the least sunshine days is March (17.9 days).

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Average UV index in June
Eureka, CA

Average UV index in June - Eureka, CA
  • Average UV index in June: 4

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 3).

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Average cloud cover in June
Eureka, CA

Average cloud cover in June - Eureka, CA
  • Average cloud cover in June: 24

The month with the most cloud cover is March (Cloud cover 46).
The months with the least cloud cover are July and August (Cloud cover 16).

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Average visibility in June
Eureka, CA

Average visibility in June - Eureka, CA
  • Average visibility in June: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).

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Eureka, California, USA

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