Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
As Roseville welcomes May, the average high-temperature displays a subtle shift, adjusting from an agreeable 68.5°F (20.3°C) in April to a warm 76.8°F (24.9°C). Roseville sees a consistent average low-temperature of 51.8°F (11°C) in May, indicating a substantial decrease from the day's temperature.Humidity
In Roseville, the average relative humidity in May is 57%.Rainfall
In May, in Roseville, the rain falls for 5.6 days. Throughout May, 0.94" (24mm) of precipitation is accumulated. Throughout the year, in Roseville, California, there are 78.4 rainfall days, and 19.09" (485mm) of precipitation is accumulated.Snowfall
January through November are months without snowfall.Daylight
The average length of the day in May in Roseville is 14h and 19min.On the first day of the month, sunrise is at 6:06 am and sunset at 7:57 pm. On the last day of May, sunrise is at 5:42 am and sunset at 8:23 pm PDT.
Sunshine
In Roseville, the average sunshine in May is 11h.UV index
In May, the average daily maximum UV index in Roseville is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: A daily high UV index of 5 in May leads to these guidelines:
Prioritize safety - Recommendations to avert sunburn are shared. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Frequently asked questions
What are the temperatures in Roseville in May?
What is the average humidity in May in Roseville?
How many days does it rain in May in Roseville?
When it does not snow in Roseville?
What is the average length of the day in May in Roseville?
When is the sunrise / sunset in May in Roseville?
How long on average sun shines in May in Roseville?
How high is the UV index in May in Roseville?
Average temperature in May
Roseville, CA
- Average high temperature in May: 76.8°F
The warmest month (with the highest average high temperature) is July (94.1°F).
The month with the lowest average high temperature is December (54.1°F).
- Average low temperature in May: 51.8°F
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is December (40.5°F).
Average pressure in May
Roseville, CA
- Average pressure in May: 29.95"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in May
Roseville, CA
- Average wind speed in May: 5.2mph
The windiest month (with the highest average wind speed) is February (5.7mph).
The calmest month (with the lowest average wind speed) is September (4mph).
Average humidity in May
Roseville, CA
- Average humidity in May: 57%
The month with the highest relative humidity is March (74%).
The month with the lowest relative humidity is July (41%).
Average rainfall in May
Roseville, CA
- Average rainfall in May: 0.94"
The wettest month (with the highest rainfall) is March (3.58").
The driest months (with the least rainfall) are July and August (0.04").
Average rainfall days in May
Roseville, CA
- Average rainfall days in May: 5.6 days
The month with the highest number of rainy days is March (14.1 days).
The month with the least rainy days is July (1.1 days).
Average snowfall days in May
Roseville, CA
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is December (0.2 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in May /
Average sunshine in May
Roseville, 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: 11h and 0min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days in May
Roseville, CA
- Average sunshine days in May: 24.2 days
The month with the most sunshine days is July (29.3 days).
The month with the least sunshine days is March (15.8 days).
Average UV index in May
Roseville, CA
- Average UV index in May: 5
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
Roseville, CA
- Average cloud cover in May: 20
The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is July (Cloud cover 4).
Average visibility in May
Roseville, 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).
Roseville, California, USA
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