May weather forecast
Lacomb, OR

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Weather in May

May, the last month of the spring in Lacomb, is a refreshing month, with an average temperature fluctuating between 41.5°F (5.3°C) and 65.3°F (18.5°C).

Temperature

As April transitions into May, Lacomb notices a gentle rise in the average high-temperature, transitioning from a refreshing 57.6°F (14.2°C) to a comfortable 65.3°F (18.5°C). A noticeable temperature swing characterizes Lacomb's May nights, dipping to an average of 41.5°F (5.3°C).

Humidity

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

Rainfall

In Lacomb, during May, the rain falls for 13.3 days and regularly aggregates up to 1.85" (47mm) of precipitation. Throughout the year, there are 163.3 rainfall days, and 29.92" (760mm) of precipitation is accumulated.

Snowfall

In Lacomb, snow does not fall in April through October.

Daylight

The average length of the day in May is 14h and 50min.
On the first day of May, sunrise is at 5:59 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 5:28 am and sunset at 8:48 pm PDT.

Sunshine

The average sunshine in May is 8.5h.

UV index

In May, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: A typical high UV index of 4 in May suggests the following recommendations:
Take necessary precautions - Defending against sun damage is advocated. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.

Frequently asked questions

What is the temperature in May?

In May, in Lacomb, the average high-temperature is 65.3°F (18.5°C), and the average low-temperature is 41.5°F (5.3°C).

What is the average humidity in May?

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

How much does it rain in May?

In Lacomb, Oregon, in May, during 13.3 rainfall days, 1.85" (47mm) of precipitation is typically accumulated.

When it does not snow?

April through October are months without snowfall in Lacomb.

What is the average length of the day in May?

In May, the average day length is 14h and 50min.

When are sunrise and sunset in May?

On the first day of May, sunrise is at 5:59 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 5:28 am and sunset at 8:48 pm PDT.

How many hours of sunshine does Lacomb have in May?

In May, the average sunshine duration in Lacomb is 8.5h.

How high is the UV index in May in Lacomb?

In May, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to 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
Lacomb, OR

Average temperature in May - Lacomb, OR
  • Average high temperature in May: 65.3°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 (45.3°F).

  • Average low temperature in May: 41.5°F

The month with the highest average low temperature is August (51.8°F).
The coldest month (with the lowest average low temperature) is December (34.2°F).

Average pressure in May
Lacomb, OR

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

The month with the highest atmospheric pressure is January (30.12"Hg).
The months with the lowest atmospheric pressure are August and September (30.01"Hg).

Average wind speed in May
Lacomb, OR

Average wind speed in May - Lacomb, OR
  • Average wind speed in May: 4.3mph

The windiest months (with the highest average wind speed) are January and March (5.1mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).

Average humidity in May
Lacomb, OR

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

The months with the highest relative humidity are January, February, March and December (86%).
The month with the lowest relative humidity is August (66%).

Average rainfall in May
Lacomb, OR

Average rainfall in May - Lacomb, OR
  • Average rainfall in May: 1.85"

The wettest month (with the highest rainfall) is December (4.41").
The driest month (with the least rainfall) is July (0.24").

Average rainfall days in May
Lacomb, OR

Average rainfall days in May - Lacomb, OR
  • Average rainfall days in May: 13.3 days

The month with the highest number of rainy days is March (20.1 days).
The months with the least rainy days are July and August (3.8 days).

Average snowfall in May
Lacomb, OR

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

The month with the highest snowfall is February (2.13").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in May
Lacomb, OR

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

The month with the highest number of snowfall days is February (2.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in May / Average sunshine in May - Lacomb, 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: 8h and 3min

The month with the most sunshine is August (Average sunshine: 11h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).

Average sunshine days in May
Lacomb, OR

Average sunshine days in May - Lacomb, OR
  • Average sunshine days in May: 15.5 days

The month with the most sunshine days is July (25.6 days).
The month with the least sunshine days is March (9.1 days).

Average UV index in May
Lacomb, OR

Average UV index in May - Lacomb, 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
Lacomb, OR

Average cloud cover in May - Lacomb, OR
  • Average cloud cover in May: 48

The month with the most cloud cover is February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 20).

Average visibility in May
Lacomb, OR

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

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

Lacomb, Oregon, USA

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