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 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
May
Weather in May
Temperature
Mountain Ranch's weather in May shows a minor rise in the average high-temperature, moving slightly up from April's comfortable 66.2°F (19°C) to a moderately hot 73.9°F (23.3°C). Mountain Ranch experiences a drastic reduction from day temperatures to an average low of 48.2°F (9°C) in May.Humidity
In May, the average relative humidity is 58%.Rainfall
In Mountain Ranch, in May, during 6.5 rainfall days, 1.18" (30mm) of precipitation is typically accumulated. In Mountain Ranch, during the entire year, the rain falls for 73.3 days and collects up to 16.42" (417mm) of precipitation.Daylight
The average length of the day in May is 14h and 16min.On the first day of the month, sunrise is at 6:04 am and sunset at 7:53 pm. On the last day of May, sunrise is at 5:40 am and sunset at 8:19 pm PDT.
Sunshine
In Mountain Ranch, the average sunshine in May is 11.1h.UV index
In May, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: In May, the maximum UV index of 5 translates into these guidelines:
Exercise prevention - Precautions against solar damage are endorsed. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures?
What is the average humidity in May?
How much does it rain in May?
What is the average length of the day in May in Mountain Ranch?
When are sunrise and sunset in May in Mountain Ranch?
How long on average sun shines in May?
What is the UV index intensity in May?
Average temperature in May
Mountain Ranch, CA
- Average high temperature in May: 73.9°F
The warmest month (with the highest average high temperature) is July (92.1°F).
The month with the lowest average high temperature is December (53.6°F).
- Average low temperature in May: 48.2°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is December (37.8°F).
Average pressure in May
Mountain Ranch, CA
- Average pressure in May: 29.96"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in May
Mountain Ranch, CA
- Average wind speed in May: 4.9mph
The windiest month (with the highest average wind speed) is February (5.6mph).
The calmest months (with the lowest average wind speed) are August and September (4.4mph).
Average humidity in May
Mountain Ranch, CA
- Average humidity in May: 58%
The month with the highest relative humidity is March (72%).
The month with the lowest relative humidity is July (37%).
Average rainfall in May
Mountain Ranch, CA
- Average rainfall in May: 1.18"
The wettest month (with the highest rainfall) is March (3.39").
The driest months (with the least rainfall) are July and August (0.04").
Average rainfall days in May
Mountain Ranch, CA
- Average rainfall days in May: 6.5 days
The month with the highest number of rainy days is March (13.3 days).
The month with the least rainy days is July (1.7 days).
Average daylight in May /
Average sunshine in May
Mountain Ranch, 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: 11h and 1min
The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).
Average sunshine days in May
Mountain Ranch, CA
- Average sunshine days in May: 22.1 days
The month with the most sunshine days is July (28.2 days).
The month with the least sunshine days is March (16.9 days).
Average UV index in May
Mountain Ranch, CA
- Average UV index in May: 5
The month with the highest UV index is 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
Mountain Ranch, CA
- Average cloud cover in May: 19
The month with the most cloud cover is March (Cloud cover 36).
The month with the least cloud cover is July (Cloud cover 4).
Average visibility in May
Mountain Ranch, 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).