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
A soft shift in the average high-temperature is noticeable in May, transitioning from a mild 56.7°F (13.7°C) in April to a still refreshing 62.2°F (16.8°C). During May, the temperature is averaged to a low of 41.9°F (5.5°C) at night.Humidity
In Sitkum, the average relative humidity in May is 80%.Rainfall
In Sitkum, in May, it is raining for 11.2 days, with typically 1.93" (49mm) of accumulated precipitation. Throughout the year, there are 148.1 rainfall days, and 30.87" (784mm) of precipitation is accumulated.Snowfall
April through October and December are months without snowfall.Daylight
In Sitkum, the average length of the day in May is 14h and 41min.On the first day of May, sunrise is at 6:07 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 5:38 am and sunset at 8:48 pm PDT.
Sunshine
In Sitkum, the average sunshine in May is 8.9h.UV index
The average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index of 4 during May translates into these guidelines:
Exercise care. People with light skin might get burns in fewer than 30 minutes. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
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 in Sitkum?
How many days does it rain in May?
When it does not snow?
How many hours of daylight does Sitkum have in May?
When is the sunrise / sunset in May?
How long on average sun shines in May?
What is the UV index intensity in May?
Average temperature in May
Sitkum, OR
- Average high temperature in May: 62.2°F
The warmest month (with the highest average high temperature) is August (74.1°F).
The month with the lowest average high temperature is December (49.1°F).
- Average low temperature in May: 41.9°F
The month with the highest average low temperature is August (49.3°F).
The coldest month (with the lowest average low temperature) is February (37.4°F).
Average pressure in May
Sitkum, OR
- Average pressure in May: 30.06"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are August and September (30.01"Hg).
Average wind speed in May
Sitkum, OR
- Average wind speed in May: 5.3mph
The windiest month (with the highest average wind speed) is March (6.2mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in May
Sitkum, OR
- Average humidity in May: 80%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are July, August and September (78%).
Average rainfall in May
Sitkum, OR
- Average rainfall in May: 1.93"
The wettest month (with the highest rainfall) is December (5.12").
The driest month (with the least rainfall) is July (0.16").
Average rainfall days in May
Sitkum, OR
- Average rainfall days in May: 11.2 days
The month with the highest number of rainy days is March (19.1 days).
The month with the least rainy days is August (3.3 days).
Average snowfall in May
Sitkum, OR
- Average snowfall in May: 0"
The month with the highest snowfall is February (1.1").
The months with the least snowfall are April, May, June, July, August, September, October and December (0").
Average snowfall days in May
Sitkum, OR
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (0.7 days).
The months with the least snowfall days are April, May, June, July, August, September, October and December (0 days).
Average daylight in May /
Average sunshine in May
Sitkum, OR
- Average daylight in May: 14h and 4min
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: 8h and 5min
The month with the most sunshine is August (Average sunshine: 11h and 6min).
The months with the least sunshine are January, February and December (Average sunshine: 4h and 36min).
Average sunshine days in May
Sitkum, OR
- Average sunshine days in May: 16.7 days
The month with the most sunshine days is August (25.3 days).
The month with the least sunshine days is February (10.5 days).
Average UV index in May
Sitkum, OR
- Average UV index in May: 4
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are February, November and December (UV index 2).
Average cloud cover in May
Sitkum, OR
- Average cloud cover in May: 46
The month with the most cloud cover is February (Cloud cover 56).
The months with the least cloud cover are August and September (Cloud cover 31).
Average visibility in May
Sitkum, OR
- Average visibility in May: 5mi
The months with the highest visibility are January, February, March, April, May, October, November and December (5mi).
The months with the lowest visibility are June, July, August and September (4mi).
Sitkum, Oregon, USA
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