May weather forecast
Twin Peaks, CA

Weather in May

The last month of the spring, May, is a warm month in Twin Peaks, California, with an average temperature varying between 52.2°F (11.2°C) and 75.7°F (24.3°C).

Temperature

In May, the average high-temperature slightly increases from an agreeable 69.4°F (20.8°C) in April to a moderately hot 75.7°F (24.3°C). In May, in Twin Peaks, the average low-temperature is 52.2°F (11.2°C).

Humidity

In Twin Peaks, the average relative humidity in May is 49%.

Rainfall

In Twin Peaks, during May, the rain falls for 4.1 days and regularly aggregates up to 0.2" (5mm) of precipitation. Throughout the year, there are 51.8 rainfall days, and 6.69" (170mm) of precipitation is accumulated.

Snowfall

January, March through December are months without snowfall in Twin Peaks.

Daylight

In May, the average length of the day in Twin Peaks is 13h and 58min.
On the first day of May, sunrise is at 5:58 am and sunset at 7:33 pm. On the last day of the month, sunrise is at 5:38 am and sunset at 7:55 pm PDT.

Sunshine

In Twin Peaks, the average sunshine in May is 11.9h.

UV index

In May, the average daily maximum UV index in Twin Peaks is 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: The average daily UV index of 6 in May transform into the following instructions:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. 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 average humidity in May in Twin Peaks?

In May, the average relative humidity in Twin Peaks is 49%.

How many days does it rain in May in Twin Peaks?

In Twin Peaks, California, in May, during 4.1 rainfall days, 0.2" (5mm) of precipitation is typically accumulated.

When it does not snow in Twin Peaks?

January, March through December are months without snowfall.

How many hours of daylight does Twin Peaks have in May?

In Twin Peaks, California, the average day length in May is 13h and 58min.

When is the sunrise / sunset in May in Twin Peaks?

In May, on the first day of the month, sunrise is at 5:58 am and sunset at 7:33 pm. On the last day of the month, sunrise is at 5:38 am and sunset at 7:55 pm PDT.

How long on average sun shines in May in Twin Peaks?

In May, the average sunshine duration in Twin Peaks is 11.9h.

What is the UV index reading in May in Twin Peaks?

The average daily maximum UV index in May in Twin Peaks, California, is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Twin Peaks, CA

Average temperature in May - Twin Peaks, CA
  • Average high temperature in May: 75.7°F

The warmest month (with the highest average high temperature) is August (90.9°F).
The month with the lowest average high temperature is December (57.7°F).

  • Average low temperature in May: 52.2°F

The month with the highest average low temperature is August (66.6°F).
The coldest months (with the lowest average low temperature) are February and December (41.5°F).

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Average pressure in May
Twin Peaks, CA

Average pressure in May - Twin Peaks, CA
  • Average pressure in May: 29.88"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

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Average wind speed in May
Twin Peaks, CA

Average wind speed in May - Twin Peaks, CA
  • Average wind speed in May: 6.5mph

The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest month (with the lowest average wind speed) is September (4.8mph).

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Average humidity in May
Twin Peaks, CA

Average humidity in May - Twin Peaks, CA
  • Average humidity in May: 49%

The month with the highest relative humidity is February (52%).
The month with the lowest relative humidity is August (36%).

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Average rainfall in May
Twin Peaks, CA

Average rainfall in May - Twin Peaks, CA
  • Average rainfall in May: 0.2"

The wettest month (with the highest rainfall) is December (1.42").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days in May
Twin Peaks, CA

Average rainfall days in May - Twin Peaks, CA
  • Average rainfall days in May: 4.1 days

The month with the highest number of rainy days is March (7.3 days).
The month with the least rainy days is June (1.3 days).

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Average snowfall days in May
Twin Peaks, CA

Average snowfall days in May - Twin Peaks, CA
  • Average snowfall days in May: 0 days

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

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Average daylight in May /
Average sunshine in May
Twin Peaks, CA

Average daylight in May / Average sunshine in May - Twin Peaks, CA
  • Average daylight in May: 13h and 58min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 55min).

  • Average sunshine in May: 11h and 54min

The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 54min).

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Average sunshine days in May
Twin Peaks, CA

Average sunshine days in May - Twin Peaks, CA
  • Average sunshine days in May: 25.1 days

The month with the most sunshine days is June (28.5 days).
The month with the least sunshine days is February (20.9 days).

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Average UV index in May
Twin Peaks, CA

Average UV index in May - Twin Peaks, CA
  • Average UV index in May: 6

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are November and December (UV index 3).

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Average cloud cover in May
Twin Peaks, CA

Average cloud cover in May - Twin Peaks, CA
  • Average cloud cover in May: 11

The months with the most cloud cover are March and December (Cloud cover 21).
The month with the least cloud cover is August (Cloud cover 5).

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Average visibility in May
Twin Peaks, CA

Average visibility in May - Twin Peaks, CA
  • Average visibility in May: 6mi

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

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