May weather forecast
Seneca, NE

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Weather in May

The last month of the spring, May, is a refreshing month in Seneca, Nebraska, with temperature in the range of an average high of 66.7°F (19.3°C) and an average low of 49.6°F (9.8°C).

Temperature

As May sets, the average high-temperature shows an increase, moving up from a mild 56.8°F (13.8°C) in April to a comfortable 66.7°F (19.3°C). During May, Seneca's temperature falls to a steady low-temperature average of 49.6°F (9.8°C).

Humidity

The average relative humidity in May in Seneca is 65%.

Rainfall

In Seneca, in May, it is raining for 14.8 days, with typically 2.64" (67mm) of accumulated precipitation. Throughout the year, there are 103.2 rainfall days, and 17.44" (443mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, September through December. May is the last month it regularly snows. During 0.4 snowfall days, in May, Seneca aggregates 0.24" (6mm) of snow. Throughout the year, there are 39.8 snowfall days, and 13.94" (354mm) of snow is accumulated.

Daylight

The average length of the day in May is 14h and 35min.
On the first day of May, sunrise is at 6:37 am and sunset at 8:42 pm. On the last day of the month, sunrise is at 6:10 am and sunset at 9:12 pm CDT.

Sunshine

The average sunshine in May is 9.2h.

UV index

The average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum UV index of 5 during May leads to these instructions:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Updated: Jun 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in May?

During May, Seneca experiences an average high-temperature of 66.7°F (19.3°C) and a low-temperature of 49.6°F (9.8°C).

What is the average humidity in May?

The average relative humidity in May is 65%.

How much does it rain in May?

In Seneca, during May, the rain falls for 14.8 days and regularly aggregates up to 2.64" (67mm) of precipitation.

What is the last month it snows?

May is the last month it regularly snows. During 0.4 snowfall days, in May, Seneca aggregates 0.24" (6mm) of snow.

How many hours of daylight does Seneca have in May?

In May, the average day length in Seneca is 14h and 35min.

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 6:37 am and sunset at 8:42 pm. On the last day of the month, sunrise is at 6:10 am and sunset at 9:12 pm CDT.

How long on average sun shines in May?

In May, the average sunshine duration is 9.2h.

What is the UV index reading in May?

The average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Seneca, NE

Average temperature in May - Seneca, NE
  • Average high temperature in May: 66.7°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (31.1°F).

  • Average low temperature in May: 49.6°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

Average pressure in May
Seneca, NE

Average pressure in May - Seneca, NE
  • Average pressure in May: 29.91"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

Average wind speed in May
Seneca, NE

Average wind speed in May - Seneca, NE
  • Average wind speed in May: 12.2mph

The windiest month (with the highest average wind speed) is April (13.3mph).
The calmest months (with the lowest average wind speed) are July and August (10.7mph).

Average humidity in May
Seneca, NE

Average humidity in May - Seneca, NE
  • Average humidity in May: 65%

The month with the highest relative humidity is January (79%).
The month with the lowest relative humidity is September (59%).

Average rainfall in May
Seneca, NE

Average rainfall in May - Seneca, NE
  • Average rainfall in May: 2.64"

The wettest month (with the highest rainfall) is June (2.8").
The driest month (with the least rainfall) is January (0.43").

Average rainfall days in May
Seneca, NE

Average rainfall days in May - Seneca, NE
  • Average rainfall days in May: 14.8 days

The month with the highest number of rainy days is May (14.8 days).
The months with the least rainy days are February and December (2.3 days).

Average snowfall in May
Seneca, NE

Average snowfall in May - Seneca, NE
  • Average snowfall in May: 0.24"

The month with the highest snowfall is December (2.99").
The months with the least snowfall are June, July and August (0").

Average snowfall days in May
Seneca, NE

Average snowfall days in May - Seneca, NE
  • Average snowfall days in May: 0.4 days

The month with the highest number of snowfall days is January (9.6 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in May /
Average sunshine in May
Seneca, NE

Average daylight in May / Average sunshine in May - Seneca, NE
  • Average daylight in May: 14h and 4min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in May: 9h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).

Average sunshine days in May
Seneca, NE

Average sunshine days in May - Seneca, NE
  • Average sunshine days in May: 13.5 days

The month with the most sunshine days is November (21.8 days).
The month with the least sunshine days is June (11.8 days).

Average UV index in May
Seneca, NE

Average UV index in May - Seneca, NE
  • Average UV index in May: 5

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in May
Seneca, NE

Average cloud cover in May - Seneca, NE
  • Average cloud cover in May: 38

The months with the most cloud cover are January and February (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 22).

Average visibility in May
Seneca, NE

Average visibility in May - Seneca, NE
  • 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).

Seneca, Nebraska, USA

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