May weather forecastBandon, OR

May
Weather in May
Bandon, Oregon relishes in the full bloom of spring weather in May. With a significant rise in temperature, May's maximum average reaches 57.9°F (14.4°C), marking a clear transition from the preceding months. Visitors can enjoy longer daylight hours and increasing sunshine hours, bringing warmth and light to the city's beautiful landscapes. Rainfall decreases significantly, paving the way for more outdoor activities. As summer approaches, the climate becomes pleasantly warmer, maintaining the charm of spring.Temperature
The arrival of May sees a recorded average high-temperature of a moderate 57.9°F (14.4°C), showing little divergence from the previous month's conditions. In May, Bandon encounters an average low-temperature of 47.7°F (8.7°C) during the night.Humidity
The average relative humidity in May is 81%.Rainfall
In Bandon, in May, during 10.6 rainfall days, 1.69" (43mm) of precipitation is typically accumulated. In Bandon, during the entire year, the rain falls for 148.6 days and collects up to 34.13" (867mm) of precipitation.Snowfall
In Bandon, snow does not fall in January, March through December.Daylight
In May, the average length of the day in Bandon is 14h and 41min.On the first day of May, sunrise is at 6:09 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 8:50 pm PDT.
Sunshine
The average sunshine in May is 9.2h.UV index
In May, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: In May, the maximum UV index of 4 suggests these recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Bandon, OR
- Average high temperature in May: 57.9°F
The warmest month (with the highest average high temperature) is August (66°F).
The month with the lowest average high temperature is December (50.5°F).
- Average low temperature in May: 47.7°F
The month with the highest average low temperature is August (54°F).
The coldest month (with the lowest average low temperature) is February (43°F).
Average pressure in May
Bandon, OR
- Average pressure in May: 30.06"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is September (30.01"Hg).
Average wind speed in May
Bandon, OR
- Average wind speed in May: 9.3mph
The windiest month (with the highest average wind speed) is March (10.4mph).
The calmest months (with the lowest average wind speed) are August and September (8.1mph).
Average humidity in May
Bandon, OR
- Average humidity in May: 81%
The month with the highest relative humidity is August (84%).
The months with the lowest relative humidity are April, October and December (80%).
Average rainfall in May
Bandon, OR
- Average rainfall in May: 1.69"
The wettest month (with the highest rainfall) is December (5.83").
The driest month (with the least rainfall) is July (0.16").
Average rainfall days in May
Bandon, OR
- Average rainfall days in May: 10.6 days
The month with the highest number of rainy days is March (18.9 days).
The months with the least rainy days are July and August (3.6 days).
Average snowfall in May
Bandon, OR
- Average snowfall in May: 0"
The month with the highest snowfall is February (0.39").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in May
Bandon, OR
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and December (0 days).
Average daylight in May /
Average sunshine in May
Bandon, OR
- Average daylight in May: 14h and 42min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in May: 9h and 12min
The months with the most sunshine are July and August (Average sunshine: 11h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).
Average sunshine days in May
Bandon, OR
- Average sunshine days in May: 17.3 days
The month with the most sunshine days is July (25 days).
The month with the least sunshine days is March (10.4 days).
Average UV index in May
Bandon, OR
- Average UV index in May: 4
The month with the highest UV index is July (UV index 5).
The month with the lowest UV index is February (UV index 2).
Average cloud cover in May
Bandon, OR
- Average cloud cover in May: 41
The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is July (Cloud cover 24).
Average visibility in May
Bandon, OR
- 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).





