Sacramento
California, USA
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Sacramento, CA

The State Capitol Building in Sacramento, California, under the perfect blue sky
The State Capitol Building in Sacramento, California, under the perfect blue sky
The last month of the spring, May, is a moderately hot month in Sacramento, California, with average temperature varying between 51.1°F (10.6°C) and 79.9°F (26.6°C).

Temperature

In Sacramento, the average high-temperature marginally rises, from an agreeable 71.1°F (21.7°C) in April, to a moderately hot 79.9°F (26.6°C). The average low-temperature, in May, is 51.1°F (10.6°C).

Humidity

The average relative humidity in Sacramento is 58.9%.

Rainfall

In Sacramento, during May, the rain falls for 3.2 days and regularly aggregates up to 0.7" (17.3mm) of precipitation. In Sacramento, California, during the entire year, the rain falls for 60.1 days and collects up to 18.5" (470.5mm) of precipitation.

Daylight

The average length of the day is 14.3h.

Sunshine

In Sacramento, the average sunshine is 13.1h.

UV index

In Sacramento, California, the average daily maximum UV index in May is 8. A UV Index of 8 to 10 symbolizes a very high health hazard from the exposure to the Sun's UV radiation for average individuals.
Note: The average daily UV index of 8 transform into the following instructions:
Take special precautions, as unprotected skin can be damaged and can burn quickly. 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. 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.

What is the temperature in May in Sacramento?

In May, in Sacramento, California, the average high-temperature is 79.9°F (26.6°C), and the average low-temperature is 51.1°F (10.6°C).

What is the average humidity in May in Sacramento?

In May, the average relative humidity in Sacramento is 58.9%.

How many days does it rain in May in Sacramento?

In May, in Sacramento, the rain falls for 3.2 days. Throughout May, 0.7" (17.3mm) of precipitation is accumulated.

How many hours of daylight does Sacramento have in May?

In May, the average length of the day in Sacramento, California, is 14.3h.

How long on average sun shines in May in Sacramento?

In Sacramento, the average sunshine in May is 13.1h.

How high is the UV index in May in Sacramento?

The average daily maximum UV index in May in Sacramento is 8. A UV Index of 8 to 10 symbolizes a very high health vulnerability from unprotected exposure to the UV radiation.
Average temperature in May - Sacramento, CA
  • Average high temperature in May: 26.6°C

The warmest month (with the highest average high temperature) is July (33.4°C).
The month with the lowest average high temperature is January (12.1°C).

  • Average low temperature in May: 10.6°C

The month with the highest average low temperature is July (14.7°C).
The coldest month (with the lowest average low temperature) is December (3.6°C).

Average humidity in May - Sacramento, CA
  • Average humidity in May: 58.9%

The month with the highest relative humidity is January (83.3%).
The month with the lowest relative humidity is July (53.2%).

Average rainfall in May - Sacramento, CA
  • Average rainfall in May: 17.3mm

The wettest month (with the highest rainfall) is January (92.5mm).
The driest month (with the lowest rainfall) is July (0mm).

Average rainfall days in May - Sacramento, CA
  • Average rainfall days in May: 3.2 days

The month with the highest number of rainy days is January (10.3 days).
The month with the lowest number of rainy days is July (0 days).

Average daylight in May / Average sunshine in May - Sacramento, CA
  • Average daylight in May: 14.3h

The month with the longest days is June (Average daylight: 14.8h).
The month with shortest days is December (Average daylight: 9.5h).

  • Average sunshine in May: 13.1h

The month with most sunshine is July (Average sunshine: 14.2h).
The month with least sunshine is December (Average sunshine: 4.6h).

Average UV index in May - Sacramento, CA
  • Average UV index in May: 8

Months with the highest UV index are June and July (UV index 9).
Months with the lowest UV index are January and December (UV index 2).