Seasonal Climate Data

SPRING 2011

Weather in Historical Perspective
Kearny, NJ

Temperature Data
High 61.9 Low 45.224.8
Seasonal Average 53.6
Departure From Normal +0.6
Highest 88 on May 30
Lowest 20 on Mar. 3

Number of Days With
Maximum 32F or Below 0
Maximum 90F or Above 0

Minimum 32F or Below 14
Minimum 0F or Below 0
Precipitation .01 or More 34
Snow & Ice 1.0 or More 2
Heavy Fog 1/4 mi. or Less 1
Thunderstorms 11
Clear 43
Partly Cloudy 24
Cloudy 25

Heating Degree Days
Total This Season 1135
Departure From Normal -68

Normal 1203

Cooling Degree Days
Total This Season 96
Departure From Norma +8
Normal 88

Precipitation Data
Total for the Season 20.55”
Departure From Normal +7.94”
Normal 12.61”
24-Hours 2.70” on Mar. 6-7

Wind Data
Average Speed 6.8 MPH
Average Direction S
Fastest 25 MPH
Direction ESE
Date Mar. 3

Snow & Ice
Snow & Ice Total 3.0”

Departure From Normal -1.6”
Normal 4.96”
24 Hours 3.0” on Mar. 23-24

Pressure Data
Highest 30.69 on Mar. 4
Lowest 29.23 on Apr.25
Averaged 30.013

SPRING 2011: The month of March featured a positive NAO index, a negative PNA index the first half of the month and a positive PNA the last half. The AO index was positive. The month also had a brief return of a blocking in the high latitude. This brought a return of snow and cold.

The temperature averaged 42.3F and was 1.1 degrees below normal. The month tied with March 2006 and 2007 as the 15^th coldest such month. Twelve days averaged near or below normal. Temperature extremes included 77F on the 18^th and 20F on the 3^rd. There were 16 days with maximums of 50F or higher, and 3 days with maximums of 60F or higher and one day with maximums of 70F or higher. There was only 1 day with maximums of 32F or lower and 14 days with minimums of 32F or lower.

The month of April featured a generally positive NAO index and a positive AO index. The month also had a return of a blocking in the high latitude at the end of the month as the AO index trended negative.

The temperature averaged 54.5F and was normal. The month ranked as the 12^th warmest such month on record and the warmest since 2006. The month was also the 2^nd consecutive such month with above normal temperatures. Eighteen days had maximums of 60F or higher and 8 days with maximums of 70F or higher. There were also 2 days with maximums of 80F or higher. Temperature extremes included 85F on the 11^th and 35F on the 1^st.

The month featured a generally negative NAO index and a positive PNA index. The month also had a return of a blocking in the high latitude at the end of the month as the AO index trended negative.

The temperature averaged 63.8F and was 1.1 degrees below normal. The month ranked as the 12^th warmest such month on record and the warmest since 2009. Only 7 days averaged near or below normal. There were 7 days with maximums of 80F or higher and 6 days with minimums of 50F or lower. Temperature extremes included 88F on the 30^th and 46F on the 6^th.

The temperature for the season was 53.8F and ranked as the 20^th coldest such season on record and the coldest since 2009.

Precipitation in March totaled 7.20 inches and ranked as the 5^th wettest such month on record and the driest since 1977. The month was also the 2^nd consecutive month with above normal precipitation and the 2^nd consecutive such month with above normal precipitation. There were 10 days with measurable precipitation. The most to fall in a 24-hour period was 2.70 inches on the 6^th-7^th. Snowfall was below normal with only 3.0 inches. The month tied with March 1998 and 2003 as the 7^th least snowiest such month on record. The month was also the 2^nd consecutive such month with below normal snowfall. For the season, a total of 62.4 inches of snow was recorded and ranked as the 2^nd snowiest season on record and the snowiest since 1995-96. The most received in a 24-hour period was 3.0 inches on the 23-24^th.

Precipitation April totaled 6.75 inches and ranked as the 4^th wettest such month on record and the wettest since 1980. The month was also the 3^rd consecutive month with above normal precipitation. There were 14 days with measurable precipitation. The most to fall in a 24-hour period was 2.53 inches on the 16^th-17^th.

Precipitation in May totaled 6.60 inches and ranked as the 6^th wettest such month on record and the wettest since 1979. The month was also the 4^th consecutive month with above normal precipitation. The month was featured a closed low during the mid-month period with heavy rainfall. Most of the months rainfall occurred during the 15^th-23^rd with 5.72 inches of rain was recorded. There were 10 days with measurable precipitation. The most to fall in a 24-hour period was 2.36 inches on the 18^th. Then conditions turned milder and drier.

A total of 20.55 inches of precipitation was record for the season and ranked as the 3^rd wettest such season and the wettest since 1984. The period April-May a total of 13.35 inches of rain was recorded and ranked as the 3^rd wettest such period on record.

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