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Weather Averages for
Addison, PA
Latitude: 39°47'N,
Longitude: 79°22'W,
Elevation: 454.2 m,
Distance: 2.74 km
Average temperature
over 30 years |
°C |
9 |
-3 |
-2 |
2 |
8 |
14 |
18 |
21 |
20 |
17 |
10 |
5 |
-1 |
Average high temperature
over 30 years |
°C |
16 |
1 |
3 |
9 |
15 |
21 |
26 |
28 |
27 |
24 |
17 |
11 |
4 |
Average low temperature
over 30 years |
°C |
2 |
-9 |
-8 |
-3 |
1 |
6 |
11 |
13 |
13 |
9 |
3 |
-1 |
-6 |
Highest recorded temperature
over 49 years |
°C |
40 |
24 |
21 |
28 |
33 |
33 |
36 |
40 |
38 |
37 |
32 |
26 |
26 |
Lowest recorded temperature
over 49 years |
°C |
-34 |
-34 |
-28 |
-22 |
-11 |
-5 |
0 |
2 |
0 |
-5 |
-8 |
-15 |
-27 |
Average number of days above 27°C
over 30 years |
days |
12 |
- |
- |
- |
- |
0.3 |
2.2 |
4.7 |
3.3 |
1 |
- |
- |
- |
Average precipitation
over 30 years |
cm |
112.0 |
7.9 |
6.9 |
9.7 |
9.9 |
10.9 |
10.2 |
12.7 |
9.4 |
9.4 |
7.9 |
8.9 |
8.9 |
Average number of days below -1.5°C
over 30 years |
days |
150 |
28 |
25 |
24 |
14 |
2.9 |
- |
- |
- |
0.6 |
9.4 |
20 |
27 |
Average number of days below -17.5°C
over 30 years |
days |
8 |
3.3 |
2.9 |
0.4 |
- |
- |
- |
- |
- |
- |
- |
- |
1.5 |
Average snowfall
over 30 years |
cm |
164.6 |
49.8 |
41.4 |
26.2 |
5.1 |
0.3 |
- |
- |
- |
- |
0.5 |
9.9 |
31.5 |
Most rain reported in a day
over 49 years |
cm |
12.4 |
4.6 |
4.6 |
7.9 |
5.6 |
6.1 |
8.1 |
8.1 |
9.4 |
10.4 |
12.4 |
6.3 |
6.9 |
Most rain reported in a month
over 49 years |
cm |
148.1 |
15.2 |
16.0 |
18.5 |
18.8 |
21.6 |
23.4 |
24.4 |
22.1 |
21.8 |
20.8 |
30.0 |
19.6 |
Least rain reported in a month
over 49 years |
cm |
75.4 |
2.3 |
1.0 |
3.6 |
3.8 |
2.3 |
1.8 |
3.3 |
2.3 |
1.3 |
0.5 |
2.0 |
1.8 |
Heating degree days
over 30 years |
days |
6410 |
1232 |
1057 |
861 |
533 |
256 |
66 |
17 |
25 |
129 |
438 |
718 |
1078 |
Cooling degree days
over 30 years |
days |
500 |
- |
- |
- |
3 |
21 |
93 |
168 |
153 |
60 |
2 |
- |
- |
Most snow reported in a month
over 49 years |
cm |
278.1 |
100.3 |
119.4 |
92.7 |
19.1 |
7.6 |
- |
- |
- |
- |
10.2 |
105.4 |
85.1 |
Check weather averages for nearby locations (some locations might offer more data):
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