May weather forecast
Duncans Mills, CA

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Weather in May

The last month of the spring, May, is a pleasant month in Duncans Mills, California, with an average temperature fluctuating between 69.6°F (20.9°C) and 47.5°F (8.6°C).

Temperature

May's average high-temperature stands at an agreeable 69.6°F (20.9°C), showing little deviation from April's 65.7°F (18.7°C). Duncans Mills sees a major change from daytime highs, with the nighttime temperature dipping to a chilly 47.5°F (8.6°C) on average during May.

Humidity

In May, the average relative humidity is 70%.

Rainfall

In Duncans Mills, California, during May, the rain falls for 4.8 days and regularly aggregates up to 0.79" (20mm) of precipitation. In Duncans Mills, during the entire year, the rain falls for 60.1 days and collects up to 12.87" (327mm) of precipitation.

Daylight

In May, the average length of the day in Duncans Mills, California, is 14h and 17min.
On the first day of the month, sunrise is at 6:14 am and sunset at 8:04 pm. On the last day of May, in Duncans Mills, California, sunrise is at 5:49 am and sunset at 8:30 pm PDT.

Sunshine

In May, the average sunshine is 10.2h.

UV index

In Duncans Mills, the average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the average person.
Note: In May, a regular UV index of 4 translates into these guidelines:
Guard yourself - An obligation to protect skin and eyes from harm exists. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
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Frequently asked questions

What is the average May temperature in Duncans Mills?

An average high-temperature, in May, in Duncans Mills, is 69.6°F (20.9°C) and the average low-temperature is 47.5°F (8.6°C).

What is the average humidity in May in Duncans Mills?

In Duncans Mills, California, the average relative humidity in May is 70%.

How much does it rain in Duncans Mills in May?

In Duncans Mills, during May, the rain falls for 4.8 days and regularly aggregates up to 0.79" (20mm) of precipitation.

What is the average length of the day in May in Duncans Mills?

In May, the average day length in Duncans Mills, California, is 14h and 17min.

What time are sunrise and sunset in May in Duncans Mills?

On the first day of May in Duncans Mills, California, sunrise is at 6:14 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 5:49 am and sunset at 8:30 pm PDT.

How long on average sun shines in May in Duncans Mills?

The average sunshine duration in May in Duncans Mills is 10.2h.

What is the UV index intensity in May in Duncans Mills?

The average daily maximum UV index in May in Duncans Mills, California, is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Duncans Mills, CA

Average temperature in May - Duncans Mills, CA
  • Average high temperature in May: 69.6°F

The warmest month (with the highest average high temperature) is August (81°F).
The month with the lowest average high temperature is December (56.3°F).

  • Average low temperature in May: 47.5°F

The months with the highest average low temperature are August and September (53.4°F).
The coldest month (with the lowest average low temperature) is December (41.4°F).

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Average pressure in May
Duncans Mills, CA

Average pressure in May - Duncans Mills, CA
  • Average pressure in May: 29.98"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.92"Hg).

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Average wind speed in May
Duncans Mills, CA

Average wind speed in May - Duncans Mills, CA
  • Average wind speed in May: 7.2mph

The windiest month (with the highest average wind speed) is May (7.2mph).
The calmest month (with the lowest average wind speed) is November (5mph).

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Average humidity in May
Duncans Mills, CA

Average humidity in May - Duncans Mills, CA
  • Average humidity in May: 70%

The month with the highest relative humidity is March (77%).
The month with the lowest relative humidity is September (62%).

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Average rainfall in May
Duncans Mills, CA

Average rainfall in May - Duncans Mills, CA
  • Average rainfall in May: 0.79"

The wettest month (with the highest rainfall) is February (3.27").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in May
Duncans Mills, CA

Average rainfall days in May - Duncans Mills, CA
  • Average rainfall days in May: 4.8 days

The month with the highest number of rainy days is March (10.3 days).
The month with the least rainy days is August (0.9 days).

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Average daylight in May /
Average sunshine in May
Duncans Mills, CA

Average daylight in May / Average sunshine in May - Duncans Mills, CA
  • Average daylight in May: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in May: 10h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

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Average sunshine days in May
Duncans Mills, CA

Average sunshine days in May - Duncans Mills, CA
  • Average sunshine days in May: 24.8 days

The month with the most sunshine days is July (28.9 days).
The month with the least sunshine days is February (19.9 days).

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Average UV index in May
Duncans Mills, CA

Average UV index in May - Duncans Mills, CA
  • Average UV index in May: 4

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in May
Duncans Mills, CA

Average cloud cover in May - Duncans Mills, CA
  • Average cloud cover in May: 29

The month with the most cloud cover is March (Cloud cover 42).
The month with the least cloud cover is July (Cloud cover 11).

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Average visibility in May
Duncans Mills, CA

Average visibility in May - Duncans Mills, 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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Duncans Mills, California, USA

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