Measurements:
°C
°F
New Castle
36°F
SE 9 mph
Feels like: 30°F
Precip: 0%
World Resorts USA New Castle Weather May Weather in New Castle

New Castle Weather: May

Average Day Temperature: 70.8°F
Average Night Temperature: 56.8°F
Sea Water Temperature: 62.7°F
Number of Sunny Days: 11 days
Sunshine Hours: 13.9 - 14.8 hours
Number of Rainy Days: 2 days
Precipitation Totals: 0.9 in

Air Temperature in May, °F

Select Year: 2024 2023 2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
0
14
28
42
56
70
84
98
112
Day Temperature   
Night Temperature

The highest day temperature in May 2024 was 87°F. The lowest night temperature was 45°F. The average values for day and night temperatures during May were 73.0°F и 59.5°F respectivly.

New Castle Water Sea Temperature in May, °F

Select Year: 2024 2023 2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
50
54
58
62
66
70
74
78

The average sea surface temperature in May 2024 for New Castle was 66.2°F. The maximum and minimum values were 61.6°F and 72.4°F respectively.

Sunny, Cloudy and Gloomy days
Sunny days
Cloudy days
Gloomy days
35%
32%
32%

You can expect various weather conditions during May. Be ready for sunny, cloudy or even gloomy days.

Precipitation Totals in May, in

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0.0
0.3
0.6
1.0
1.3
1.6
1.9
2.2

Precipitation total in May for New Castle is 0.9 in. It makes may one of the least rainy months of the year.

Wind Speed in May, mph
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0.0
1.6
3.2
4.7
6.3
7.9
9.5
11.1

The average wind speed in May is 7.5 mph.

Average Sunny Hours Per Day
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0.0
1.6
3.2
4.8
6.3
7.9
9.5
11.1

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for New Castle in May is 7.7 hours.

Best Time to Visit New Castle
The most sunny months:
November 16 days
September 15 days
October 15 days
The most warm months:
July 88.8 °F
August 86.1 °F
June 82.5 °F
Warmest sea temperature:
July 84.2 °F
August 83.4 °F
September 77.4 °F
The most cold months:
January 37.9 °F
February 41.5 °F
December 43.3 °F
The most rainy months:
July 4 days
August 4 days
June 3 days
The most windy months:
March 9 mph
April 8 mph
January 8 mph

New Castle on the Weather Map

USA Resorts:
NAME
Boston +36
Chicago +40
Hawaii +76
Honolulu +76
Houston +70
Las Vegas +68
Los Angeles +56
Miami +76
New York +38
Orlando +66
San Diego +60
San Francisco +52
Sarasota +62
Tampa +66
Washington +42
24 Hours Weather Forecast
New Castle
Local time: 04:03
17 apr, thursday
0600 34°F
E
7 mph
0900 44°F
SE
10 mph
1200 58°F
SE
11 mph
1500 64°F
SE
12 mph
1800 62°F
SE
8 mph
2100 52°F
NE
6 mph
18 apr, friday
0000 46°F
NE
6 mph
0300 42°F
NE
4 mph