May weather forecast
Odessa, DE

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Weather in May

The last month of the spring, May, is a pleasant month in Odessa, Delaware, with temperature in the range of an average low of 55.2°F (12.9°C) and an average high of 72.1°F (22.3°C).

Temperature

With the arrival of May, the average high-temperature transitions from a refreshing 62.4°F (16.9°C) in April to a pleasant 72.1°F (22.3°C). During May, the average low-temperature in Odessa, Delaware, is a fresh 55.2°F (12.9°C).

Humidity

May, June and September, with an average relative humidity of 78%, are the most humid months.

Rainfall

In Odessa, during May, the rain falls for 15.3 days and regularly aggregates up to 1.93" (49mm) of precipitation. Throughout the year, there are 134.6 rainfall days, and 21.14" (537mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall in Odessa, Delaware.

Daylight

In Odessa, the average length of the day in May is 14h and 22min.
On the first day of the month, sunrise is at 6:02 am and sunset at 7:56 pm. On the last day of May, sunrise is at 5:37 am and sunset at 8:23 pm EDT.

Sunshine

The average sunshine in May is 8.6h.

UV index

The months with the highest UV index in Odessa are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 6 during May leads to these advisories:
Prevent overexposure. Protection from the sun's harmful effects is needed. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
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Frequently asked questions

What is the average May temperature in Odessa?

The high-temperature, in May, in Odessa, records 72.1°F (22.3°C), while the low-temperature is 55.2°F (12.9°C).

What are the most humid months in Odessa?

May, June and September, with an average relative humidity of 78%, are most humid months in Odessa, Delaware.

What is the average humidity in May in Odessa?

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

How much does it rain in Odessa in May?

In Odessa, during May, the rain falls for 15.3 days and regularly aggregates up to 1.93" (49mm) of precipitation.

When it does not snow in Odessa?

In Odessa, Delaware, snow does not fall in May through October.

Does it snow in Odessa in May?

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

How many hours of daylight does Odessa have in May?

In May, the average day length in Odessa, Delaware, is 14h and 22min.

When is the sunrise / sunset in May in Odessa?

In May, on the first day of the month, sunrise is at 6:02 am and sunset at 7:56 pm. On the last day of the month, in Odessa, Delaware, sunrise is at 5:37 am and sunset at 8:23 pm EDT.

How long on average sun shines in May in Odessa?

In Odessa, Delaware, the average sunshine duration in May is 8.6h.

What are the months with the highest UV index in Odessa?

May through August, with an average maximum UV index of 6, are months with the highest UV index.

What is the UV index reading in May in Odessa?

In Odessa, Delaware, the average daily maximum UV index in May is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health 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
Odessa, DE

Average temperature in May - Odessa, DE
  • Average high temperature in May: 72.1°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (38.7°F).

  • Average low temperature in May: 55.2°F

The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).

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Average pressure in May
Odessa, DE

Average pressure in May - Odessa, DE
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in May
Odessa, DE

Average wind speed in May - Odessa, DE
  • Average wind speed in May: 7.1mph

The windiest months (with the highest average wind speed) are February and March (9mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity in May
Odessa, DE

Average humidity in May - Odessa, DE
  • Average humidity in May: 78%

The months with the highest relative humidity are May, June and September (78%).
The month with the lowest relative humidity is April (72%).

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Average rainfall in May
Odessa, DE

Average rainfall in May - Odessa, DE
  • Average rainfall in May: 1.93"

The wettest month (with the highest rainfall) is August (2.72").
The driest month (with the least rainfall) is January (1.26").

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Average rainfall days in May
Odessa, DE

Average rainfall days in May - Odessa, DE
  • Average rainfall days in May: 15.3 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (7.4 days).

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Average snowfall in May
Odessa, DE

Average snowfall in May - Odessa, DE
  • Average snowfall in May: 0"

The month with the highest snowfall is January (1.57").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in May
Odessa, DE

Average snowfall days in May - Odessa, DE
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (4.5 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
Odessa, DE

Average daylight in May / Average sunshine in May - Odessa, DE
  • Average daylight in May: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in May: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

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Average sunshine days in May
Odessa, DE

Average sunshine days in May - Odessa, DE
  • Average sunshine days in May: 13.4 days

The month with the most sunshine days is November (20.7 days).
The month with the least sunshine days is July (13.3 days).

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Average UV index in May
Odessa, DE

Average UV index in May - Odessa, DE
  • Average UV index in May: 6

The months with the highest UV index are May, June, July and August (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
Odessa, DE

Average cloud cover in May - Odessa, DE
  • Average cloud cover in May: 45

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in May
Odessa, DE

Average visibility in May - Odessa, DE
  • Average visibility in May: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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Odessa, Delaware, USA

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