May weather forecast
Tomales, CA

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Weather in May

May, the last month of the spring in Tomales, is another refreshing month, with temperature in the range of an average high of 63.7°F (17.6°C) and an average low of 49.6°F (9.8°C).

Temperature

Tomales's May average high-temperature settles at a still refreshing 63.7°F (17.6°C), showing a near match with the preceding month. An average temperature of 49.6°F (9.8°C) is recorded during the nights in May.

Humidity

In May, the average relative humidity is 76%.

Rainfall

In Tomales, in May, it is raining for 5.3 days, with typically 0.98" (25mm) of accumulated precipitation. Throughout the year, there are 83.1 rainfall days, and 20" (508mm) of precipitation is accumulated.

Daylight

The average length of the day in May is 14h and 16min.
On the first day of the month, sunrise is at 6:13 am and sunset at 8:03 pm. On the last day of May, sunrise is at 5:49 am and sunset at 8:28 pm PDT.

Sunshine

In Tomales, the average sunshine in May is 10.5h.

UV index

In Tomales, the average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The average daily UV index of 4 in May transforms into the following instructions:
Exercise prevention - Precautions against solar damage are endorsed. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Updated: Jul 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Tomales in May?

During May, Tomales experiences an average high-temperature of 63.7°F (17.6°C) and a low-temperature of 49.6°F (9.8°C).

What is the average humidity in May?

In May, the average relative humidity is 76%.

How much does it rain in May?

In Tomales, during May, the rain falls for 5.3 days and regularly aggregates up to 0.98" (25mm) of precipitation.

How many hours of daylight does Tomales have in May?

In May, the average day length is 14h and 16min.

When are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:13 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 5:49 am and sunset at 8:28 pm PDT.

How many hours of sunshine does Tomales have in May?

In Tomales, the average sunshine duration in May is 10.5h.

What is the UV index reading in May?

In May, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Tomales, CA

Average temperature in May - Tomales, CA
  • Average high temperature in May: 63.7°F

The warmest month (with the highest average high temperature) is September (72.5°F).
The month with the lowest average high temperature is December (55.4°F).

  • Average low temperature in May: 49.6°F

The month with the highest average low temperature is August (54.9°F).
The coldest month (with the lowest average low temperature) is December (45.3°F).

Average pressure in May
Tomales, CA

Average pressure in May - Tomales, 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 August and September (29.92"Hg).

Average wind speed in May
Tomales, CA

Average wind speed in May - Tomales, CA
  • Average wind speed in May: 9.9mph

The windiest month (with the highest average wind speed) is May (9.9mph).
The calmest month (with the lowest average wind speed) is November (6.7mph).

Average humidity in May
Tomales, CA

Average humidity in May - Tomales, CA
  • Average humidity in May: 76%

The month with the highest relative humidity is March (78%).
The months with the lowest relative humidity are September and October (71%).

Average rainfall in May
Tomales, CA

Average rainfall in May - Tomales, CA
  • Average rainfall in May: 0.98"

The wettest month (with the highest rainfall) is February (4.37").
The driest month (with the least rainfall) is August (0.04").

Average rainfall days in May
Tomales, CA

Average rainfall days in May - Tomales, CA
  • Average rainfall days in May: 5.3 days

The month with the highest number of rainy days is March (14.4 days).
The month with the least rainy days is August (1.1 days).

Average daylight in May /
Average sunshine in May
Tomales, CA

Average daylight in May / Average sunshine in May - Tomales, 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 36min).

  • Average sunshine in May: 10h and 3min

The months with the most sunshine are July and August (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

Average sunshine days in May
Tomales, CA

Average sunshine days in May - Tomales, CA
  • Average sunshine days in May: 22.9 days

The month with the most sunshine days is August (27.3 days).
The month with the least sunshine days is March (14.8 days).

Average UV index in May
Tomales, CA

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

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

Average cloud cover in May
Tomales, CA

Average cloud cover in May - Tomales, CA
  • Average cloud cover in May: 26

The month with the most cloud cover is March (Cloud cover 39).
The month with the least cloud cover is September (Cloud cover 12).

Average visibility in May
Tomales, CA

Average visibility in May - Tomales, 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).

Tomales, California, USA

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