May weather forecast and climate
Seneca, NE

The last month of the spring, May, is an enjoyable month in Seneca, Nebraska, with average temperature fluctuating between 49.6°F (9.8°C) and 66.7°F (19.3°C).

Temperature

In Seneca, the average high-temperature rises, from a moderate 56.8°F (13.8°C) in April, to a comfortable 66.7°F (19.3°C). In Seneca, the average low-temperature is 49.6°F (9.8°C).

Humidity

The average relative humidity in Seneca is 65%.

Rainfall

In Seneca, during May, the rain falls for 14.8 days and regularly aggregates up to 2.64" (67mm) of precipitation. Throughout the year, there are 103.2 rainfall days, and 17.44" (443mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Seneca are January through May, September through December. May is the last month it regularly snows. During 0.4 snowfall days, Seneca aggregates 0.24" (6mm) of snow. In Seneca, Nebraska, during the entire year, snow falls for 39.8 days, and aggregates up to 13.94" (354mm) of snow.

Daylight

The average length of the day in May is 14.6h.

Sunshine

In May, the average sunshine in Seneca is 9.2h.

UV index

The average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium health hazard from the exposure to the Sun's UV radiation for the ordinary person.
Note: In May, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in May in Seneca?

In May, the average high-temperature is 66.7°F (19.3°C), and the average low-temperature is 49.6°F (9.8°C).

What is the average humidity in May in Seneca?

In Seneca, the average relative humidity in May is 65%.

How many days does it rain in May in Seneca?

In Seneca, in May, during 14.8 rainfall days, 2.64" (67mm) of precipitation is typically accumulated.

What is the last month it snows in Seneca?

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

How many hours of daylight does Seneca have in May?

The average length of the day in May is 14.6h.

How long on average sun shines in May in Seneca?

The average sunshine in May in Seneca is 9.2h.

What is the UV index reading in May in Seneca?

The average daily maximum UV index in May in Seneca, Nebraska, is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from unsafe exposure to the Sun's UV rays.
Average temperature in May - Seneca, NE
  • Average high temperature in May: 19.3°C

The warmest month (with the highest average high temperature) is July (29.8°C).
The month with the lowest average high temperature is January (-0.5°C).

  • Average low temperature in May: 9.8°C

The month with the highest average low temperature is July (18.8°C).
The coldest month (with the lowest average low temperature) is January (-7.3°C).

Average pressure in May - Seneca, NE
  • Average pressure in May: 1012.9mbar

The month with the highest atmospheric pressure is January (1021.2mbar).
The month with the lowest atmospheric pressure is June (1010.7mbar).

Average wind speed in May - Seneca, NE
  • Average wind speed in May: 19.7km/h

The windiest month (with the highest average wind speed) is April (21.4km/h).
The calmest months (with the lowest average wind speed) are July and August (17.2km/h).

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: 67mm

The wettest month (with the highest rainfall) is June (71mm).
The driest month (with the least rainfall) is January (11mm).

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).
Months with the least rainy days are February and December (2.3 days).

Average snowfall in May - Seneca, NE
  • Average snowfall in May: 6mm

The month with the highest snowfall is December (76mm).
Months with the least snowfall are June, July and August (0mm).

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).
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: 14.6h

The month with the longest days is June (Average daylight: 15.2h).
The month with the shortest days is December (Average daylight: 9.2h).

  • Average sunshine in May: 9.2h

The month with the most sunshine is July (Average sunshine: 11.1h).
The month with the least sunshine is January (Average sunshine: 5.2h).

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: 5

Months with the highest UV index are June, July and August (UV index 6).
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: 38

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: 10km

Months with the highest visibility are May, June, July, August, September, October and November (10km).
Months with the lowest visibility are January, February, March, April and December (9km).