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 refreshing 57.4°F (14.1°C) to a comfortable 64.9°F (18.3°C). Against the backdrop of high daytime temperatures, an average low-temperature of 39°F (3.9°C) is noted during May nights.Humidity
The average relative humidity in May in Tiller, Oregon, is 78%.Rainfall
In May, the rain falls for 8 days. Throughout May, 0.59" (15mm) of precipitation is accumulated. In Tiller, during the entire year, the rain falls for 93.9 days and collects up to 7.64" (194mm) of precipitation.Snowfall
April through October are months without snowfall.Daylight
In Tiller, the average length of the day in May is 14h and 40min.On the first day of the month, sunrise is at 6:04 am and sunset at 8:13 pm. On the last day of May, sunrise is at 5:35 am and sunset at 8:43 pm PDT.
Sunshine
The average sunshine in May in Tiller is 8.7h.UV index
The average daily maximum UV index in May in Tiller is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index of 4 during May translates into the following directions:
Guard yourself - An obligation to protect skin and eyes from harm exists. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Frequently asked questions
What is the usual temperature for Tiller in May?
What is the average humidity in May in Tiller?
How much does it rain in Tiller in May?
When it does not snow in Tiller?
How many hours of daylight does Tiller have in May?
What time are sunrise and sunset in May in Tiller?
How long on average sun shines in May in Tiller?
What is the UV index reading in May in Tiller?
Average temperature in May
Tiller, OR
- Average high temperature in May: 64.9°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 (45.7°F).
- Average low temperature in May: 39°F
The month with the highest average low temperature is August (47.7°F).
The coldest month (with the lowest average low temperature) is December (32.2°F).
Average pressure in May
Tiller, 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
Tiller, OR
- Average wind speed in May: 3.7mph
The windiest month (with the highest average wind speed) is January (4.1mph).
The calmest month (with the lowest average wind speed) is September (3.2mph).
Average humidity in May
Tiller, OR
- Average humidity in May: 78%
The months with the highest relative humidity are January, February and December (86%).
The month with the lowest relative humidity is August (69%).
Average rainfall in May
Tiller, OR
- Average rainfall in May: 0.59"
The wettest months (with the highest rainfall) are January, February and December (1.1").
The driest months (with the least rainfall) are July and August (0.16").
Average rainfall days in May
Tiller, OR
- Average rainfall days in May: 8 days
The month with the highest number of rainy days is March (12.6 days).
The month with the least rainy days is August (2.4 days).
Average snowfall in May
Tiller, OR
- Average snowfall in May: 0"
The month with the highest snowfall is February (0.87").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in May
Tiller, OR
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (1.5 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
Tiller, 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 4min
The month with the most sunshine is August (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 18min).
Average sunshine days in May
Tiller, OR
- Average sunshine days in May: 20.6 days
The month with the most sunshine days is August (26.5 days).
The month with the least sunshine days is March (16.1 days).
Average UV index in May
Tiller, 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
Tiller, OR
- Average cloud cover in May: 49
The month with the most cloud cover is March (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 25).
Average visibility in May
Tiller, OR
- Average visibility in May: 4mi
The months with the highest visibility are July, August and September (5mi).
The months with the lowest visibility are January, February, March, April, May, June, October, November and December (4mi).
Tiller, Oregon, USA
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