May weather forecast
Humboldt Hill, CA

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Weather in May

May, the last month of the spring in Humboldt Hill, is also a moderate month, with an average temperature varying between 60.4°F (15.8°C) and 45.9°F (7.7°C).

Temperature

May notes an average high-temperature of a still refreshing 60.4°F (15.8°C), subtly differing from April's 56.5°F (13.6°C). The average low-temperature of 45.9°F (7.7°C) is witnessed during May.

Humidity

The average relative humidity in May in Humboldt Hill is 80%.

Rainfall

In Humboldt Hill, in May, during 7.8 rainfall days, 1.77" (45mm) of precipitation is typically accumulated. Throughout the year, in Humboldt Hill, there are 114.7 rainfall days, and 29.37" (746mm) of precipitation is accumulated.

Snowfall

January, March through December are months without snowfall.

Daylight

The average length of the day in May in Humboldt Hill is 14h and 28min.
On the first day of May, sunrise is at 6:14 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 8:41 pm PDT.

Sunshine

The average sunshine in May is 9.9h.

UV index

The average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for average individuals.
Note: The daily high UV index of 4 in May translates into this advice:
Guard yourself - Precautionary measures against sun damage are advocated. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
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Frequently asked questions

What are the temperatures in Humboldt Hill in May?

The average high-temperature and low-temperature in Humboldt Hill, California, during May are 60.4°F (15.8°C) and 45.9°F (7.7°C) respectively.

What is the average humidity in May in Humboldt Hill?

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

How many days does it rain in May in Humboldt Hill?

In May, in Humboldt Hill, California, the rain falls for 7.8 days. Throughout May, 1.77" (45mm) of precipitation is accumulated.

When it does not snow in Humboldt Hill?

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

What is the average length of the day in May in Humboldt Hill?

In Humboldt Hill, California, the average day length in May is 14h and 28min.

What time are sunrise and sunset in May in Humboldt Hill?

On the first day of May, sunrise is at 6:14 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 8:41 pm PDT.

How many hours of sunshine does Humboldt Hill have in May?

In Humboldt Hill, California, the average sunshine duration in May is 9.9h.

What is the UV index reading in May in Humboldt Hill?

In May, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from unprotected exposure to UV radiation.
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 May
Humboldt Hill, CA

Average temperature in May - Humboldt Hill, CA
  • Average high temperature in May: 60.4°F

The warmest month (with the highest average high temperature) is August (69.6°F).
The month with the lowest average high temperature is December (52.7°F).

  • Average low temperature in May: 45.9°F

The month with the highest average low temperature is August (52.3°F).
The coldest month (with the lowest average low temperature) is February (41.9°F).

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Average pressure in May
Humboldt Hill, CA

Average pressure in May - Humboldt Hill, CA
  • Average pressure in May: 30.02"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 May
Humboldt Hill, CA

Average wind speed in May - Humboldt Hill, CA
  • Average wind speed in May: 7.5mph

The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

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Average humidity in May
Humboldt Hill, CA

Average humidity in May - Humboldt Hill, CA
  • Average humidity in May: 80%

The month with the highest relative humidity is March (82%).
The month with the lowest relative humidity is October (75%).

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Average rainfall in May
Humboldt Hill, CA

Average rainfall in May - Humboldt Hill, CA
  • Average rainfall in May: 1.77"

The wettest month (with the highest rainfall) is December (5.31").
The driest month (with the least rainfall) is July (0.12").

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Average rainfall days in May
Humboldt Hill, CA

Average rainfall days in May - Humboldt Hill, CA
  • Average rainfall days in May: 7.8 days

The month with the highest number of rainy days is March (17.5 days).
The month with the least rainy days is August (2.1 days).

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Average snowfall in May
Humboldt Hill, CA

Average snowfall in May - Humboldt Hill, CA
  • Average snowfall in May: 0"

The month with the highest snowfall is February (0.39").
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 May
Humboldt Hill, CA

Average snowfall days in May - Humboldt Hill, CA
  • Average snowfall days in May: 0 days

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

Average daylight in May / Average sunshine in May - Humboldt Hill, CA
  • Average daylight in May: 14h and 3min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in May: 9h and 5min

The month with the most sunshine is July (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 May
Humboldt Hill, CA

Average sunshine days in May - Humboldt Hill, CA
  • Average sunshine days in May: 21.8 days

The month with the most sunshine days is July (28.3 days).
The month with the least sunshine days is March (12.1 days).

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Average UV index in May
Humboldt Hill, CA

Average UV index in May - Humboldt Hill, CA
  • Average UV index in May: 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 May
Humboldt Hill, CA

Average cloud cover in May - Humboldt Hill, 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 16).

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Average visibility in May
Humboldt Hill, CA

Average visibility in May - Humboldt Hill, CA
  • Average visibility in May: 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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Humboldt Hill, California, USA

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