Northumberland County, PA Weather Data
Northumberland County, PA Current Weather Data
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Northumberland County, PA Historical Weather Trends
*Historical weather data collected from Hummels Wharf, PA
Northumberland County, PA
Northumberland County, PA area Highlights
Northumberland County, PA Chance of Sunshine
Month
% Sunny
Clear Days
Partly Cloudy Days
Cloudy Days
January
38.71%
5
7
19
February
42.86%
5
7
16
March
45.16%
6
8
17
April
46.67%
6
8
16
May
50.00%
5
10
15
June
60.00%
6
12
12
July
61.29%
6
13
12
August
61.29%
6
13
12
September
54.84%
6
11
14
October
51.61%
7
9
15
November
36.67%
4
7
19
December
35.48%
4
7
20
Northumberland County, PA Historical Temperature
Month
Average
Max Average
Min Average
January
28.2°
36.7°
19.62°
February
31.13°
39.9°
22.32°
March
41.82°
52.47°
31.1°
April
52.12°
64.63°
39.53°
May
61.87°
73.52°
50.18°
June
70.83°
82.13°
59.47°
July
74.9°
86.7°
63.07°
August
71.34°
82.88°
59.8°
September
64.9°
76.75°
53.02°
October
53.3°
64.75°
41.8°
November
42.33°
51.88°
32.75°
December
33.33°
40.88°
25.75°
Northumberland County, PA Rainfall and Snowfall Average
Month
Average Rainfall
Average Snowfall
January
2.1 Inches
5.21 Inches
February
1.47 Inches
6.98 Inches
March
2.64 Inches
3.1 Inches
April
3.4 Inches
0.13 Inches
May
3.52 Inches
0 Inches
June
3.29 Inches
0 Inches
July
3.6 Inches
0 Inches
August
3.73 Inches
0 Inches
September
6.59 Inches
0 Inches
October
3.96 Inches
0.33 Inches
November
2.48 Inches
0.62 Inches
December
2.99 Inches
3.8 Inches
Northumberland County, PA Energy Demand
January
36.7
0
36.7
February
34.9
0
34.9
March
22.98
0
22.98
April
13.07
0.35
13.42
May
5.03
2.19
7.22
June
0.44
6.49
6.93
July
0.06
9.64
9.7
August
0.18
6.98
7.16
September
2.63
2.72
5.35
October
11.65
0.3
11.95
November
22.14
0
22.14
December
31.38
0
31.38
