LOCAL CLIMATOLOGICAL DATA
Portofino
Month: 05 / 2026
Station Location: Portofino, Clayton, North Carolina
Lat.035:37:00 Long.0078:21:00
Elevation(Ground): 212. above sea level
Temperature
(Farenheit)
Degree Days
Base 64 Degrees
  Snow/
Ice on
Grnd. (in.)
Rain
(in.)
Pressure
(inches)
Wind:Speed=mph
D
A
Y
Max.
Min. Avg. Dep
From
Normal
Avg
Dew
pt.
Avg
Wet
Bulb
Heating Cooling Sig
Cond
Sun hrs 2400
LST
_____
Snow Fall
2400
LST
_____
Water
Equiv
Avg
Sea
Level
Avg
Spd
Avg
Dir
Max
Spd
Max
Spd
Dir
D
A
Y
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
061.3
054.4
070.1
079.7
079.7
080.4
073.4
072.6
074.8
085.7
068.7
073.6
078.4
072.9
077.4
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49.9
45.5
37.3
39.1
49.0
56.6
53.2
47.6
48.0
57.0
48.8
38.2
42.9
53.2
42.6
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54.2
52.1
52.2
61.0
67.8
70.0
63.0
60.3
63.0
69.5
58.4
56.8
61.4
63.6
60.2
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-10.4
-11.4
-10.2
-3.5
+0.9
+2.2
-2.3
-4.8
-3.2
+3.5
-2.2
-5.8
-4.9
-2.5
-11.8
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45.4
50.0
39.0
46.3
54.3
59.6
60.9
49.9
56.7
58.8
53.6
43.8
50.8
49.3
44.4
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49.9
51.0
46.3
53.6
60.1
63.8
61.7
54.8
59.4
63.1
55.8
50.5
55.8
56.0
52.4
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10.7
12.8
12.7
03.9
00.0
00.0
01.9
04.6
01.9
00.0
06.5
08.1
03.5
01.4
04.7
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00.0
00.0
00.0
00.0
02.8
05.1
00.0
00.0
00.0
04.5
00.0
00.0
00.0
00.0
00.0
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00.3
00.0
10.8
08.1
08.7
00.4
00.0
09.2
01.8
07.7
00.2
08.0
07.1
08.8
09.6
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00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
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00.03
00.44
00.00
00.00
00.00
00.00
01.13
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
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29.98
29.92
30.06
30.03
30.03
29.95
29.85
30.01
29.92
29.97
30.08
30.23
30.02
29.85
30.07
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02.5
02.4
02.9
04.1
06.3
04.7
03.5
02.5
02.4
01.4
04.1
02.0
02.5
05.5
02.6
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~074
~020
~328
~206
~202
~211
~307
~135
~205
~248
~023
~145
~182
~337
~314
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12.7
17.3
20.7
23.0
26.4
25.3
23.0
14.9
19.6
12.7
23.0
17.3
19.6
25.3
21.9
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~178
~021
~005
~345
~157
~194
~022
~257
~197
~303
~333
~200
~186
~005
~349
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1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
  73.5
85.7
47.3
37.3
60.9 -8.4 50.9 55.5 0004.9 0000.8 - Total
81.0
Total
0.00
1.60 29.998 03.3 244 20.2 <Monthly Average
Degree Days
Monthly Total
Heating: 072.9
Cooling: 012.5
Max 24-hr Precip: 1.13 on Day: 7

Max Snowfall: 0.00<
  Sea Level Pressure
Max was 30.28 on day 12
Min was 29.77 on day 7

Wind Run 1190.6miles  
  Number of days with---------> Max Temp >= 86 was 0
Max Temp <= 32 was 0
Thunderstorms:
Min Temp <= 86 was 15
Min Temp <= 0 was 0
Heavy fog:
Precipitation >=.01inch was 3
Precipitation >=.10inch was 2
Snowfall >=1.0inch was 0
*EXTREME FOR THE MONTH- LAST OCCURENCE IF MORE THAN ONCE.