May weather forecast
Lowell, OR

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Weather in May

The last month of the spring, May, is a refreshing month in Lowell, Oregon, with an average temperature fluctuating between 40.6°F (4.8°C) and 65.5°F (18.6°C).

Temperature

A minor escalation in the average high-temperature is seen with the onset of May, moving from a refreshing 57.4°F (14.1°C) in April to an enjoyable 65.5°F (18.6°C). A considerable shift from the daytime highs is observed in Lowell during May nights, with an average low of 40.6°F (4.8°C).

Humidity

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

Rainfall

In Lowell, Oregon, in May, during 13.4 rainfall days, 1.85" (47mm) of precipitation is typically accumulated. In Lowell, during the entire year, the rain falls for 158.1 days and collects up to 30.12" (765mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In May, the average length of the day in Lowell is 14h and 46min.
On the first day of May in Lowell, sunrise is at 6:01 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 5:31 am and sunset at 8:46 pm PDT.

Sunshine

In Lowell, the average sunshine in May is 8.1h.

UV index

In May, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The daily maximum UV index of 4 in May interprets into the following advice:
Exercise prevention - Precautions against solar damage are endorsed. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Always opt for UVA and UVB-resistant sunglasses on radiant days.
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Frequently asked questions

What is the usual temperature for Lowell in May?

The high-temperature, in May, in Lowell, is 65.5°F (18.6°C), while the low-temperature averages to 40.6°F (4.8°C).

What is the average humidity in May in Lowell?

In May, the average relative humidity is 78%.

How many days does it rain in May in Lowell?

In Lowell, during May, the rain falls for 13.4 days and regularly aggregates up to 1.85" (47mm) of precipitation.

When it does not snow in Lowell?

In Lowell, Oregon, snow does not fall in May through October.

Does it snow in Lowell in May?

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

What is the average length of the day in May in Lowell?

In May, the average day length in Lowell is 14h and 46min.

When are sunrise and sunset in May in Lowell?

In May, on the first day of the month, sunrise is at 6:01 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 5:31 am and sunset at 8:46 pm PDT.

How long on average sun shines in May in Lowell?

In Lowell, Oregon, the average sunshine duration in May is 8.1h.

What is the UV index reading in May in Lowell?

In May, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium hazard to health 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
Lowell, OR

Average temperature in May - Lowell, OR
  • Average high temperature in May: 65.5°F

The warmest month (with the highest average high temperature) is August (80.4°F).
The month with the lowest average high temperature is December (46°F).

  • Average low temperature in May: 40.6°F

The month with the highest average low temperature is August (49.6°F).
The coldest month (with the lowest average low temperature) is December (33.8°F).

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Average pressure in May
Lowell, OR

Average pressure in May - Lowell, OR
  • Average pressure in May: 30.04"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).

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Average wind speed in May
Lowell, OR

Average wind speed in May - Lowell, OR
  • Average wind speed in May: 3.9mph

The windiest months (with the highest average wind speed) are January and March (4.4mph).
The calmest months (with the lowest average wind speed) are August and September (3.5mph).

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Average humidity in May
Lowell, OR

Average humidity in May - Lowell, 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 (69%).

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Average rainfall in May
Lowell, OR

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

The wettest month (with the highest rainfall) is December (4.57").
The driest month (with the least rainfall) is July (0.2").

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Average rainfall days in May
Lowell, OR

Average rainfall days in May - Lowell, OR
  • Average rainfall days in May: 13.4 days

The month with the highest number of rainy days is March (20.3 days).
The month with the least rainy days is August (3.5 days).

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Average snowfall in May
Lowell, OR

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

The month with the highest snowfall is February (2.72").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in May
Lowell, OR

Average snowfall days in May - Lowell, 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).

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

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

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in May: 8h and 1min

The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 6min).

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Average sunshine days in May
Lowell, OR

Average sunshine days in May - Lowell, OR
  • Average sunshine days in May: 15.8 days

The month with the most sunshine days is August (25.6 days).
The month with the least sunshine days is February (9.1 days).

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Average UV index in May
Lowell, OR

Average UV index in May - Lowell, 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).

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Average cloud cover in May
Lowell, OR

Average cloud cover in May - Lowell, OR
  • Average cloud cover in May: 50

The month with the most cloud cover is March (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 23).

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Average visibility in May
Lowell, OR

Average visibility in May - Lowell, OR
  • Average visibility in May: 4mi

The months with the highest visibility are June, July, August, September and October (5mi).
The months with the lowest visibility are January, February, March, April, May, November and December (4mi).

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Lowell, Oregon, USA

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