May weather forecast
Forest Falls, CA

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Weather in May

The last month of the spring, May, is a pleasant month in Forest Falls, California, with an average temperature varying between 51.4°F (10.8°C) and 73.2°F (22.9°C).

Temperature

With the onset of May, Forest Falls's average high-temperature sees a modest rise, moving from April's comfortable 66.7°F (19.3°C) to an agreeable 73.2°F (22.9°C). Forest Falls reports a considerable drop from daytime temperatures in May, recording an average nighttime figure of 51.4°F (10.8°C).

Humidity

In Forest Falls, the average relative humidity in May is 43%.

Rainfall

In Forest Falls, in May, it is raining for 3.2 days, with typically 0.39" (10mm) of accumulated precipitation. Throughout the year, there are 34.1 rainfall days, and 4.49" (114mm) of precipitation is accumulated.

Snowfall

January through May, November and December are months with snowfall. May is the last month it regularly snows. During 0.6 snowfall days, in May, Forest Falls aggregates 0.31" (8mm) of snow. In Forest Falls, during the entire year, snow falls for 11.9 days and aggregates up to 15.83" (402mm) of snow.

Daylight

In May, the average length of the day in Forest Falls is 13h and 57min.
On the first day of May, sunrise is at 5:57 am and sunset at 7:32 pm. On the last day of the month, sunrise is at 5:37 am and sunset at 7:53 pm PDT.

Sunshine

The average sunshine in May is 11.9h.

UV index

In May, the average daily maximum UV index in Forest Falls is 6. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: The daily high UV index of 6 during May translates into the following recommendations:
Resist extreme sun exposure. Guarding against solar damage is essential. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Updated: Aug 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in May in Forest Falls?

In May, in Forest Falls, the average high-temperature is 73.2°F (22.9°C), and the average low-temperature is 51.4°F (10.8°C).

What is the average humidity in May?

In Forest Falls, the average relative humidity in May is 43%.

How many days does it rain in May?

In Forest Falls, in May, it is raining for 3.2 days, with typically 0.39" (10mm) of accumulated precipitation.

What is the last month it snows?

May is the last month it regularly snows. During 0.6 snowfall days, in May, Forest Falls aggregates 0.31" (8mm) of snow.

What is the average length of the day in May?

The average day length in May is 13h and 57min.

When is the sunrise / sunset in May in Forest Falls?

In May, on the first day of the month, sunrise is at 5:57 am and sunset at 7:32 pm. On the last day of the month, sunrise is at 5:37 am and sunset at 7:53 pm PDT.

How long on average sun shines in May?

In Forest Falls, the average sunshine duration in May is 11.9h.

How high is the UV index in May?

In May, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health threat from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
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
Forest Falls, CA

Average temperature in May - Forest Falls, CA
  • Average high temperature in May: 73.2°F

The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is December (52.7°F).

  • Average low temperature in May: 51.4°F

The month with the highest average low temperature is August (67.1°F).
The coldest month (with the lowest average low temperature) is December (37.4°F).

Average pressure in May
Forest Falls, CA

Average pressure in May - Forest Falls, CA
  • Average pressure in May: 29.87"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.82"Hg).

Average wind speed in May
Forest Falls, CA

Average wind speed in May - Forest Falls, CA
  • Average wind speed in May: 7.5mph

The windiest month (with the highest average wind speed) is April (7.8mph).
The calmest month (with the lowest average wind speed) is September (5.5mph).

Average humidity in May
Forest Falls, CA

Average humidity in May - Forest Falls, CA
  • Average humidity in May: 43%

The month with the highest relative humidity is December (51%).
The month with the lowest relative humidity is August (30%).

Average rainfall in May
Forest Falls, CA

Average rainfall in May - Forest Falls, CA
  • Average rainfall in May: 0.39"

The wettest months (with the highest rainfall) are February and December (0.63").
The driest month (with the least rainfall) is June (0.08").

Average rainfall days in May
Forest Falls, CA

Average rainfall days in May - Forest Falls, CA
  • Average rainfall days in May: 3.2 days

The month with the highest number of rainy days is July (4.1 days).
The month with the least rainy days is June (1.2 days).

Average snowfall in May
Forest Falls, CA

Average snowfall in May - Forest Falls, CA
  • Average snowfall in May: 0.31"

The month with the highest snowfall is April (3.82").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in May
Forest Falls, CA

Average snowfall days in May - Forest Falls, CA
  • Average snowfall days in May: 0.6 days

The month with the highest number of snowfall days is February (3.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Forest Falls, CA

Average daylight in May / Average sunshine in May - Forest Falls, CA
  • Average daylight in May: 14h and 0min

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 54min).

  • Average sunshine in May: 11h and 5min

The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).

Average sunshine days in May
Forest Falls, CA

Average sunshine days in May - Forest Falls, CA
  • Average sunshine days in May: 26.7 days

The month with the most sunshine days is October (28.6 days).
The month with the least sunshine days is February (23.7 days).

Average UV index in May
Forest Falls, CA

Average UV index in May - Forest Falls, CA
  • Average UV index in May: 6

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in May
Forest Falls, CA

Average cloud cover in May - Forest Falls, CA
  • Average cloud cover in May: 10

The month with the most cloud cover is December (Cloud cover 21).
The months with the least cloud cover are June, August and September (Cloud cover 6).

Average visibility in May
Forest Falls, CA

Average visibility in May - Forest Falls, 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).

Forest Falls, California, USA

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