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
May's arrival coincides with a marginal rise in the average high-temperature, moving from April's mild 58.5°F (14.7°C) to a still refreshing 66.6°F (19.2°C). A marked drop from daytime peak temperatures to an average low-temperature of 43.5°F (6.4°C) is observed during the nights in May.Humidity
The average relative humidity in May is 74%.Rainfall
In Gladstone, during May, the rain falls for 13.7 days and regularly aggregates up to 1.81" (46mm) of precipitation. Throughout the year, in Gladstone, there are 169.9 rainfall days, and 32.76" (832mm) of precipitation is accumulated.Snowfall
In Gladstone, snow does not fall in April through October.Daylight
In Gladstone, the average length of the day in May is 14h and 55min.On the first day of May, sunrise is at 5:57 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 5:25 am and sunset at 8:50 pm PDT.
Sunshine
In Gladstone, the average sunshine in May is 9h.UV index
The average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.Note: The daily maximum UV index of 4 in May interprets into the following advice:
Ensure safety - Imperative it is to shield skin and eyes from damage. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Frequently asked questions
What is the usual temperature for Gladstone in May?
What is the average humidity in May in Gladstone?
How much does it rain in Gladstone in May?
When it does not snow in Gladstone?
How many hours of daylight does Gladstone have in May?
When is the sunrise / sunset in May in Gladstone?
How long on average sun shines in May in Gladstone?
What is the UV index intensity in May in Gladstone?
Average temperature in May
Gladstone, OR
- Average high temperature in May: 66.6°F
The warmest month (with the highest average high temperature) is August (81.1°F).
The month with the lowest average high temperature is December (44.4°F).
- Average low temperature in May: 43.5°F
The month with the highest average low temperature is August (54°F).
The coldest month (with the lowest average low temperature) is December (34.3°F).
Average pressure in May
Gladstone, OR
- Average pressure in May: 30.03"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is August (30"Hg).
Average wind speed in May
Gladstone, OR
- Average wind speed in May: 4.1mph
The windiest month (with the highest average wind speed) is January (6mph).
The calmest month (with the lowest average wind speed) is August (3.5mph).
Average humidity in May
Gladstone, OR
- Average humidity in May: 74%
The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is August (64%).
Average rainfall in May
Gladstone, OR
- Average rainfall in May: 1.81"
The wettest month (with the highest rainfall) is December (5.16").
The driest month (with the least rainfall) is July (0.24").
Average rainfall days in May
Gladstone, OR
- Average rainfall days in May: 13.7 days
The month with the highest number of rainy days is March (20.3 days).
The month with the least rainy days is August (4 days).
Average snowfall in May
Gladstone, OR
- Average snowfall in May: 0"
The month with the highest snowfall is February (1.5").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in May
Gladstone, OR
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (2.3 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
Gladstone, 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: 9h and 0min
The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).
Average sunshine days in May
Gladstone, OR
- Average sunshine days in May: 15.8 days
The month with the most sunshine days is July (26.2 days).
The month with the least sunshine days is February (8.1 days).
Average UV index in May
Gladstone, 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
Gladstone, OR
- Average cloud cover in May: 46
The month with the most cloud cover is February (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 22).
Average visibility in May
Gladstone, OR
- Average visibility in May: 5mi
The months with the highest visibility are July, August, September and October (6mi).
The months with the lowest visibility are January, February, March, April, May, June, November and December (5mi).
Gladstone, Oregon, USA
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