May weather forecast
Sandlake, OR

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Weather in May

May, the last month of the spring in Sandlake, is a mild month, with an average temperature fluctuating between 58.6°F (14.8°C) and 45.9°F (7.7°C).

Temperature

Sandlake in May denotes a subtle temperature transition, adjusting from an average high of a fresh 52.5°F (11.4°C) in April to a moderate 58.6°F (14.8°C). The mean low-temperature during May nights is a chilly 45.9°F (7.7°C).

Humidity

May is the least humid month in Sandlake, with an average relative humidity of 80%.

Rainfall

In Sandlake, in May, it is raining for 10.7 days, with typically 0.87" (22mm) of accumulated precipitation. Throughout the year, there are 137.4 rainfall days, and 15" (381mm) of precipitation is accumulated.

Snowfall

In Sandlake, snow does not fall in April through November.

Daylight

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 5:31 am and sunset at 8:56 pm PDT.

Sunshine

The average sunshine in May is 8.5h.

UV index

The average daily maximum UV index in May is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum UV index of 3 during May translates into these guidelines:
Take precautions - Protection against skin and eye damage is obliged. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Enhance your sun protection with tightly woven, yet airy clothing.

Frequently asked questions

What are the temperatures in May?

The high-temperature, in May, in Sandlake, is 58.6°F (14.8°C), while the low-temperature averages to 45.9°F (7.7°C).

What is the least humid month?

May is the least humid month, with an average relative humidity of 80%.

What is the average humidity in May?

The average relative humidity in May is 80%.

How many days does it rain in May?

In May, the rain falls for 10.7 days. Throughout May, 0.87" (22mm) of precipitation is accumulated.

When it does not snow in Sandlake?

April through November are months without snowfall.

How many hours of daylight does Sandlake have in May?

The average day length in May is 14h and 55min.

When are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:02 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 5:31 am and sunset at 8:56 pm PDT.

How long on average sun shines in May?

The average sunshine duration in May is 8.5h.

What is the UV index intensity in May?

The average daily maximum UV index in May is 3. A UV Index of 3 to 5 symbolizes a medium health risk from exposure to the Sun's UV radiation.
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
Sandlake, OR

Average temperature in May - Sandlake, 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
Sandlake, OR

Average pressure in May - Sandlake, 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
Sandlake, OR

Average wind speed in May - Sandlake, 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
Sandlake, OR

Average humidity in May - Sandlake, 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
Sandlake, OR

Average rainfall in May - Sandlake, 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
Sandlake, OR

Average rainfall days in May - Sandlake, 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
Sandlake, OR

Average snowfall in May - Sandlake, 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
Sandlake, OR

Average snowfall days in May - Sandlake, 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
Sandlake, OR

Average daylight in May / Average sunshine in May - Sandlake, 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
Sandlake, OR

Average sunshine days in May - Sandlake, 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
Sandlake, OR

Average UV index in May - Sandlake, 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
Sandlake, OR

Average cloud cover in May - Sandlake, 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
Sandlake, OR

Average visibility in May - Sandlake, 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).

Sandlake, Oregon, USA

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