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 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
The onset of May introduces a subtle rise in the average high-temperature, nudging from a moderate 57.4°F (14.1°C) in April to a still refreshing 65.5°F (18.6°C). May presents a sharp fall from Pleasant Hill's daytime highs to an average low-temperature of 40.6°F (4.8°C).Humidity
In Pleasant Hill, the average relative humidity in May is 78%.Rainfall
In Pleasant Hill, during May, the rain falls for 13.4 days and regularly aggregates up to 1.85" (47mm) of precipitation. In Pleasant Hill, during the entire year, the rain falls for 158.1 days and collects up to 30.12" (765mm) of precipitation.Snowfall
May through October are months without snowfall in Pleasant Hill.Daylight
The average length of the day in May is 14h and 46min.On the first day of the month, sunrise is at 6:01 am and sunset at 8:15 pm. On the last day of May, sunrise is at 5:31 am and sunset at 8:47 pm PDT.
Sunshine
The average sunshine in May in Pleasant Hill is 8.1h.UV index
In May, the average daily maximum UV index is 4. 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: The maximum daily UV index of 4 in May interprets into the following recommendations:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Frequently asked questions
What is the usual temperature for Pleasant Hill in May?
What is the average humidity in May in Pleasant Hill?
How many days does it rain in May in Pleasant Hill?
When it does not snow in Pleasant Hill?
Does it snow in Pleasant Hill in May?
What is the average length of the day in May in Pleasant Hill?
When is the sunrise / sunset in May in Pleasant Hill?
How long on average sun shines in May in Pleasant Hill?
What is the UV index intensity in May in Pleasant Hill?
Average temperature in May
Pleasant Hill, OR
- Average high temperature in May: 65.5°F
The warmest month (with the highest average high temperature) is August (80.4°F).
The month with the lowest average high temperature is December (46°F).
- Average low temperature in May: 40.6°F
The month with the highest average low temperature is August (49.6°F).
The coldest month (with the lowest average low temperature) is December (33.8°F).
Average pressure in May
Pleasant Hill, OR
- Average pressure in May: 30.04"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The months with the lowest atmospheric pressure are August and September (30.01"Hg).
Average wind speed in May
Pleasant Hill, OR
- Average wind speed in May: 3.9mph
The windiest months (with the highest average wind speed) are January and March (4.4mph).
The calmest months (with the lowest average wind speed) are August and September (3.5mph).
Average humidity in May
Pleasant Hill, OR
- Average humidity in May: 78%
The months with the highest relative humidity are January, February, March and December (86%).
The month with the lowest relative humidity is August (69%).
Average rainfall in May
Pleasant Hill, OR
- Average rainfall in May: 1.85"
The wettest month (with the highest rainfall) is December (4.57").
The driest month (with the least rainfall) is July (0.2").
Average rainfall days in May
Pleasant Hill, OR
- Average rainfall days in May: 13.4 days
The month with the highest number of rainy days is March (20.3 days).
The month with the least rainy days is August (3.5 days).
Average snowfall in May
Pleasant Hill, OR
- Average snowfall in May: 0"
The month with the highest snowfall is February (2.72").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Pleasant Hill, OR
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (2.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Pleasant Hill, OR
- Average daylight in May: 14h and 5min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in May: 8h and 1min
The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 6min).
Average sunshine days in May
Pleasant Hill, OR
- Average sunshine days in May: 15.8 days
The month with the most sunshine days is August (25.6 days).
The month with the least sunshine days is February (9.1 days).
Average UV index in May
Pleasant Hill, OR
- Average UV index in May: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Pleasant Hill, OR
- Average cloud cover in May: 50
The month with the most cloud cover is March (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in May
Pleasant Hill, OR
- Average visibility in May: 4mi
The months with the highest visibility are June, July, August, September and October (5mi).
The months with the lowest visibility are January, February, March, April, May, November and December (4mi).
Pleasant Hill, Oregon, USA
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