May weather forecast
Lyons, OR

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Weather in May

May, the last month of the spring in Lyons, is a comfortable month, with an average temperature fluctuating between 39.9°F (4.4°C) and 62.1°F (16.7°C).

Temperature

With the onset of May, the average high-temperature subtly transitions from a fresh 53.6°F (12°C) in April to a refreshing 62.1°F (16.7°C). Lyons anticipates a considerable daily temperature fluctuation in May, with low temperatures averaging an icy 39.9°F (4.4°C).

Humidity

The average relative humidity in May in Lyons is 78%.

Rainfall

In Lyons, in May, during 15.2 rainfall days, 2.76" (70mm) of precipitation is typically accumulated. Throughout the year, there are 178.8 rainfall days, and 45.31" (1151mm) of precipitation is accumulated.

Snowfall

In Lyons, snow does not fall in May through October.

Daylight

In May, the average length of the day in Lyons is 14h and 51min.
On the first day of May, sunrise is at 5:58 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 5:27 am and sunset at 8:48 pm PDT.

Sunshine

The average sunshine in May is 7.9h.

UV index

In May, the average daily maximum UV index in Lyons, Oregon, is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In May, the maximum UV index of 4 suggests this advice:
Be vigilant - Suggestions to stave off sun damage are provided. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
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Frequently asked questions

What are the temperatures in Lyons in May?

The high-temperature, in May, in Lyons, records 62.1°F (16.7°C), while the low-temperature is 39.9°F (4.4°C).

What is the average humidity in May in Lyons?

In May, the average relative humidity in Lyons is 78%.

How many days does it rain in May in Lyons?

In May, in Lyons, Oregon, the rain falls for 15.2 days. Throughout May, 2.76" (70mm) of precipitation is accumulated.

When it does not snow in Lyons?

In Lyons, snow does not fall in May through October.

Does it snow in Lyons in May?

In May, in Lyons, Oregon, it doesn't snow. April is the latest month when it typically snows.

How many hours of daylight does Lyons have in May?

The average day length in May in Lyons, Oregon, is 14h and 51min.

When is the sunrise / sunset in May in Lyons?

In May, on the first day of the month, sunrise is at 5:58 am and sunset at 8:16 pm. On the last day of the month, in Lyons, Oregon, sunrise is at 5:27 am and sunset at 8:48 pm PDT.

How long on average sun shines in May in Lyons?

In May, the average sunshine duration is 7.9h.

What is the UV index intensity in May in Lyons?

In May, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Lyons, OR

Average temperature in May - Lyons, OR
  • Average high temperature in May: 62.1°F

The warmest month (with the highest average high temperature) is August (77.7°F).
The month with the lowest average high temperature is December (42.6°F).

  • Average low temperature in May: 39.9°F

The month with the highest average low temperature is August (48.4°F).
The coldest month (with the lowest average low temperature) is December (31.1°F).

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Average pressure in May
Lyons, OR

Average pressure in May - Lyons, OR
  • Average pressure in May: 30.03"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is August (30"Hg).

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Average wind speed in May
Lyons, OR

Average wind speed in May - Lyons, OR
  • Average wind speed in May: 4.4mph

The windiest month (with the highest average wind speed) is January (6.2mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).

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Average humidity in May
Lyons, OR

Average humidity in May - Lyons, OR
  • Average humidity in May: 78%

The month with the highest relative humidity is March (87%).
The month with the lowest relative humidity is August (67%).

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Average rainfall in May
Lyons, OR

Average rainfall in May - Lyons, OR
  • Average rainfall in May: 2.76"

The wettest month (with the highest rainfall) is December (6.65").
The driest month (with the least rainfall) is July (0.35").

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Average rainfall days in May
Lyons, OR

Average rainfall days in May - Lyons, OR
  • Average rainfall days in May: 15.2 days

The month with the highest number of rainy days is March (21.2 days).
The month with the least rainy days is July (5.4 days).

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Average snowfall in May
Lyons, OR

Average snowfall in May - Lyons, OR
  • Average snowfall in May: 0"

The month with the highest snowfall is February (6.5").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in May
Lyons, OR

Average snowfall days in May - Lyons, OR
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in May /
Average sunshine in May
Lyons, OR

Average daylight in May / Average sunshine in May - Lyons, OR
  • Average daylight in May: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in May: 7h and 5min

The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).

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Average sunshine days in May
Lyons, OR

Average sunshine days in May - Lyons, OR
  • Average sunshine days in May: 13.9 days

The month with the most sunshine days is July (23.8 days).
The month with the least sunshine days is March (7.7 days).

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Average UV index in May
Lyons, OR

Average UV index in May - Lyons, OR
  • Average UV index in May: 4

The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is November (UV index 1).

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Average cloud cover in May
Lyons, OR

Average cloud cover in May - Lyons, OR
  • Average cloud cover in May: 53

The months with the most cloud cover are February and March (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 21).

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Average visibility in May
Lyons, OR

Average visibility in May - Lyons, OR
  • Average visibility in May: 5mi

The month with the highest visibility is August (6mi).
The months with the lowest visibility are February and April (4mi).

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Lyons, Oregon, USA

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