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 slight uplift of average high-temperatures is noted in May, with temperatures adjusting from a cool 52.5°F (11.4°C) in April to a refreshing 58.6°F (14.8°C). The average temperature during May nights dips to a chilly 45.9°F (7.7°C).Humidity
With an average relative humidity of 80%, May is the least humid month.Rainfall
In Tillamook, during May, the rain falls for 10.7 days and regularly aggregates up to 0.87" (22mm) of precipitation. Throughout the year, there are 137.4 rainfall days, and 15" (381mm) of precipitation is accumulated.Snowfall
In Tillamook, snow does not fall in April through November.Daylight
In Tillamook, the average length of the day in May is 14h and 55min.On the first day of May, sunrise is at 6:02 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 5:30 am and sunset at 8:56 pm PDT.
Sunshine
In Tillamook, the average sunshine in May is 8.5h.UV index
The average daily maximum UV index in May is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The UV index of 3 during May leads to these advisories:
Prioritize safety - Recommendations to avert sunburn are shared. When the Sun is at its strongest around midday, find shade and limit exposure. Stay sun-safe with clothing that is both closely woven and worn loosely.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature?
What is the least humid month?
What is the average humidity in May?
How many days does it rain in May?
When it does not snow?
How many hours of daylight does Tillamook have in May?
When are sunrise and sunset in May?
How long on average sun shines in May?
What is the UV index intensity in May in Tillamook?
Average temperature in May
Tillamook, 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
Tillamook, 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
Tillamook, 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
Tillamook, 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
Tillamook, 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
Tillamook, 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
Tillamook, 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
Tillamook, 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
Tillamook, OR
- Average daylight in May: 14h and 5min
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 3min
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
Tillamook, 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
Tillamook, 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
Tillamook, 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
Tillamook, 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).
Tillamook, Oregon, USA
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