May weather forecast and climate
Fort Irwin, CA

Weather in May

May, the last month of the spring, in Fort Irwin, is also a moderately hot month, with average temperature varying between 58.5°F (14.7°C) and 81.3°F (27.4°C).

Temperature

In May, the average high-temperature slightly increases, from 73.8°F (23.2°C) in April, to a still warm 81.3°F (27.4°C). In May, the average low-temperature is 58.5°F (14.7°C).

Humidity

In Fort Irwin, the average relative humidity is 29%.

Rainfall

In Fort Irwin, during 2 rainfall days, 0.08" (2mm) of precipitation is typically accumulated. Throughout the year, in Fort Irwin, there are 39 rainfall days, and 3.27" (83mm) of precipitation is accumulated.

Snowfall

In Fort Irwin snow does not fall in February through December.

Daylight

The average length of the day in Fort Irwin is 14h.

Sunshine

In Fort Irwin, the average sunshine is 12h.

UV index

The average daily maximum UV index in May is 6. A UV Index reading of 6 to 7 represents a high health hazard from the exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 6 interpret into the following advice:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in May in Fort Irwin?

In Fort Irwin, California, in May, the average high-temperature is 81.3°F (27.4°C), and the average low-temperature is 58.5°F (14.7°C).

What is the average humidity in May in Fort Irwin?

In May, the average relative humidity in Fort Irwin is 29%.

How much does it rain in Fort Irwin in May?

In May, the rain falls for 2 days. Throughout May, 0.08" (2mm) of precipitation is accumulated.

When it does not snow in Fort Irwin?

February through December are months without snowfall in Fort Irwin.

What is the average length of the day in May in Fort Irwin?

The average length of the day in May in Fort Irwin is 14h.

How long on average sun shines in May in Fort Irwin?

In May, the average sunshine in Fort Irwin, California, is 12h.

How high is the UV index in May in Fort Irwin?

In May, the average daily maximum UV index in Fort Irwin is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from the exposure to the Sun's UV rays.

Average temperature in May
Fort Irwin, CA

Average temperature in May - Fort Irwin, CA
  • Average high temperature in May: 81.3°F

The warmest month (with the highest average high temperature) is July (98.2°F).
The month with the lowest average high temperature is December (55°F).

  • Average low temperature in May: 58.5°F

The month with the highest average low temperature is August (74.7°F).
The coldest month (with the lowest average low temperature) is December (40.1°F).

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Average pressure in May
Fort Irwin, CA

Average pressure in May - Fort Irwin, CA
  • Average pressure in May: 29.84"

The month with the highest atmospheric pressure is January (30.11").
The month with the lowest atmospheric pressure is June (29.79").

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Average wind speed in May
Fort Irwin, CA

Average wind speed in May - Fort Irwin, CA
  • Average wind speed in May: 11.7mph

The windiest month (with the highest average wind speed) is May (11.7mph).
The calmest month (with the lowest average wind speed) is January (6mph).

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Average humidity in May
Fort Irwin, CA

Average humidity in May - Fort Irwin, CA
  • Average humidity in May: 29%

The month with the highest relative humidity is December (47%).
The month with the lowest relative humidity is August (21%).

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Average rainfall in May
Fort Irwin, CA

Average rainfall in May - Fort Irwin, CA
  • Average rainfall in May: 0.08"

The wettest month (with the highest rainfall) is December (0.51").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days in May
Fort Irwin, CA

Average rainfall days in May - Fort Irwin, CA
  • Average rainfall days in May: 2 days

The month with the highest number of rainy days is December (4.6 days).
The month with the least rainy days is June (0.6 days).

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Average snowfall in May
Fort Irwin, CA

Average snowfall in May - Fort Irwin, CA
  • Average snowfall in May: 0"

The month with the highest snowfall is January (0.04").
Months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in May
Fort Irwin, CA

Average snowfall days in May - Fort Irwin, CA
  • Average snowfall days in May: 0 days

Months with the highest number of snowfall days are January and December (0.3 days).
Months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).

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Average daylight in May /
Average sunshine in May
Fort Irwin, CA

Average daylight in May / Average sunshine in May - Fort Irwin, CA
  • Average daylight in May: 14h

The month with the longest days is June (Average daylight: 14.5h).
The month with the shortest days is December (Average daylight: 9.8h).

  • Average sunshine in May: 12h

Months with the most sunshine are June, July and August (Average sunshine: 12.1h).
The month with the least sunshine is January (Average sunshine: 7.1h).

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Average sunshine days in May
Fort Irwin, CA

Average sunshine days in May - Fort Irwin, CA
  • Average sunshine days in May: 28 days

The month with the most sunshine days is June (29 days).
The month with the least sunshine days is February (23.5 days).

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Average UV index in May
Fort Irwin, CA

Average UV index in May - Fort Irwin, CA
  • Average UV index in May: 6

Months with the highest UV index are June and July (UV index 8).
Months with the lowest UV index are November and December (UV index 3).

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Average cloud cover in May
Fort Irwin, CA

Average cloud cover in May - Fort Irwin, CA
  • Average cloud cover in May: 9

The month with the most cloud cover is December (Cloud cover 18).
The month with the least cloud cover is June (Cloud cover 4).

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Average visibility in May
Fort Irwin, CA

Average visibility in May - Fort Irwin, CA
  • Average visibility in May: 6mi

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

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