May weather forecastOceanside, OR
May
Weather in May
May, the last month of the spring in Oceanside, is a mild month, with temperature in the range of an average high of 58.6°F (14.8°C) and an average low of 45.9°F (7.7°C).Temperature
In May, the meteorological conditions subtly change with the average high-temperature edging from a cool 52.5°F (11.4°C) in April to a moderate 58.6°F (14.8°C). Throughout May, Oceanside witnesses a nighttime temperature average of 45.9°F (7.7°C).Humidity
The least humid month is May, with an average relative humidity of 80%.Rainfall
In May, the rain falls for 10.7 days. Throughout May, 0.87" (22mm) of precipitation is accumulated. In Oceanside, during the entire year, the rain falls for 137.4 days and collects up to 15" (381mm) of precipitation.Snowfall
In Oceanside, snow does not fall in April through November.Daylight
In Oceanside, the average length of the day in May is 14h and 55min.On the first day of the month, sunrise is at 6:02 am and sunset at 8:23 pm. On the last day of May, sunrise is at 5:30 am and sunset at 8:56 pm PDT.
Sunshine
In Oceanside, the average sunshine in May is 8.5h.UV index
In May, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum UV index of 3 during May translates into these guidelines:
Take necessary precautions - Suggestions to elude sunburn are provided. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Oceanside, OR
- Average high temperature in May: 58.6°F
The warmest month (with the highest average high temperature) is August (68.4°F).
The month with the lowest average high temperature is December (45.5°F).
- Average low temperature in May: 45.9°F
The month with the highest average low temperature is August (53.8°F).
The coldest month (with the lowest average low temperature) is December (38.7°F).
Average pressure in May
Oceanside, OR
- Average pressure in May: 30.05"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is September (30.02"Hg).
Average wind speed in May
Oceanside, OR
- Average wind speed in May: 6.9mph
The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).
Average humidity in May
Oceanside, OR
- Average humidity in May: 80%
The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is May (80%).
Average rainfall in May
Oceanside, OR
- Average rainfall in May: 0.87"
The wettest month (with the highest rainfall) is December (2.68").
The driest month (with the least rainfall) is July (0.24").
Average rainfall days in May
Oceanside, OR
- Average rainfall days in May: 10.7 days
The month with the highest number of rainy days is March (17.6 days).
The month with the least rainy days is August (4.3 days).
Average snowfall in May
Oceanside, OR
- Average snowfall in May: 0"
The month with the highest snowfall is February (0.31").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in May
Oceanside, OR
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (1.2 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Oceanside, OR
- Average daylight in May: 14h and 54min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in May: 8h and 30min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in May
Oceanside, OR
- Average sunshine days in May: 18.1 days
The month with the most sunshine days is July (24.8 days).
The month with the least sunshine days is March (11.4 days).
Average UV index in May
Oceanside, OR
- Average UV index in May: 3
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Oceanside, OR
- Average cloud cover in May: 46
The months with the most cloud cover are February and March (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in May
Oceanside, OR
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).





