May weather forecast and climate
Ferndale, CA

Weather in May

The last month of the spring, May, is an enjoyable month in Ferndale, California, with temperature in the range of an average low of 46.2°F (7.9°C) and an average high of 61.3°F (16.3°C).

Temperature

In Ferndale, the average high-temperature is essentially the same as in April - an enjoyable 61.3°F (16.3°C). In Ferndale, California, in May, the average low-temperature is 46.2°F (7.9°C).

Humidity

In Ferndale, the average relative humidity in May is 80%.

Rainfall

In Ferndale, it is raining for 8.2 days, with typically 1.65" (42mm) of accumulated precipitation. Throughout the year, in Ferndale, there are 110.4 rainfall days, and 28.07" (713mm) of precipitation is accumulated.

Snowfall

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

Daylight

In Ferndale, the average length of the day is 14.5h.

Sunshine

In Ferndale, California, the average sunshine in May is 10h.

UV index

In May, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from the exposure to the Sun's UV radiation for the average person.
Note: The daily maximum UV index of 4 interpret into the following advice:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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.
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FAQ

What is the temperature in May in Ferndale?

In Ferndale, in May, the average high-temperature is 61.3°F (16.3°C), and the average low-temperature is 46.2°F (7.9°C).

What is the average humidity in May in Ferndale?

In Ferndale, California, the average relative humidity in May is 80%.

How many days does it rain in May in Ferndale?

In May, in Ferndale, the rain falls for 8.2 days. Throughout May, 1.65" (42mm) of precipitation is accumulated.

When it does not snow in Ferndale?

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

How many hours of daylight does Ferndale have in May?

The average length of the day in May in Ferndale is 14.5h.

How many hours of sunshine does Ferndale have in May?

The average sunshine in May in Ferndale, California, is 10h.

How high is the UV index in May in Ferndale?

In May, the average daily maximum UV index in Ferndale, California, is 4. A UV Index of 3 to 5 symbolizes a medium health risk from the exposure to the Sun's UV rays.

Average temperature in May
Ferndale, CA

Average temperature in May - Ferndale, CA
  • Average high temperature in May: 61.3°F

The warmest month (with the highest average high temperature) is August (71.6°F).
Months with the lowest average high temperature are February and December (53.1°F).

  • Average low temperature in May: 46.2°F

The month with the highest average low temperature is August (53.2°F).
The coldest month (with the lowest average low temperature) is February (41.7°F).

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Average pressure in May
Ferndale, CA

Average pressure in May - Ferndale, CA
  • Average pressure in May: 30.01"

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

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Average wind speed in May
Ferndale, CA

Average wind speed in May - Ferndale, CA
  • Average wind speed in May: 7.7mph

The windiest months (with the highest average wind speed) are March and June (8.3mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

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Average humidity in May
Ferndale, CA

Average humidity in May - Ferndale, CA
  • Average humidity in May: 80%

Months with the highest relative humidity are February and March (82%).
Months with the lowest relative humidity are September and October (75%).

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Average rainfall in May
Ferndale, CA

Average rainfall in May - Ferndale, CA
  • Average rainfall in May: 1.65"

The wettest month (with the highest rainfall) is December (5.16").
The driest months (with the least rainfall) are July and August (0.12").

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Average rainfall days in May
Ferndale, CA

Average rainfall days in May - Ferndale, CA
  • Average rainfall days in May: 8.2 days

The month with the highest number of rainy days is March (16.8 days).
The month with the least rainy days is August (1.8 days).

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Average snowfall in May
Ferndale, CA

Average snowfall in May - Ferndale, CA
  • Average snowfall in May: 0"

The month with the highest snowfall is February (0.31").
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 May
Ferndale, CA

Average snowfall days in May - Ferndale, CA
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (0.3 days).
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 May /
Average sunshine in May
Ferndale, CA

Average daylight in May / Average sunshine in May - Ferndale, CA
  • Average daylight in May: 14.5h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in May: 10h

Months with the most sunshine are July and August (Average sunshine: 11.6h).
The month with the least sunshine is December (Average sunshine: 5.1h).

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Average sunshine days in May
Ferndale, CA

Average sunshine days in May - Ferndale, CA
  • Average sunshine days in May: 21.6 days

The month with the most sunshine days is July (28.1 days).
The month with the least sunshine days is March (12.3 days).

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Average UV index in May
Ferndale, CA

Average UV index in May - Ferndale, CA
  • Average UV index in May: 4

Months with the highest UV index are June, July and August (UV index 5).
Months with the lowest UV index are January, February, March, November and December (UV index 3).

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Average cloud cover in May
Ferndale, CA

Average cloud cover in May - Ferndale, CA
  • Average cloud cover in May: 35

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 15).

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Average visibility in May
Ferndale, CA

Average visibility in May - Ferndale, CA
  • Average visibility in May: 6mi

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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