LOCAL CLIMATOLOGICAL DATA
Grey Lynn
Month: 12 / 2025
Station Location: Grey Lynn, Auckland, New Zealand
Lat.-36:51:46 Long.-174:44:19
Elevation(Ground): 184. above sea level
Temperature
(Celsius)
Degree Days
Base 18 Degrees
  Snow/
Ice on
Grnd. (cm)
Rain
(mm)
Pressure
(Hpa)
Wind:Speed=kmh
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
25.1
24.0
23.1
21.2
21.6
25.9
28.7
28.9
26.3
27.2
27.3
21.3
25.5
24.6
24.4
24.7
20.7
22.2
21.1
22.3
21.3
21.9
22.9
25.5
27.7
26.6
20.9
21.8
23.1
26.0
-----
15.9
16.5
15.1
14.0
14.6
15.7
15.1
14.1
16.7
16.1
18.6
16.7
14.9
15.6
17.3
14.6
12.3
11.9
15.3
16.2
14.3
12.6
19.2
16.7
14.5
15.6
15.5
13.8
16.0
18.3
-----
19.9
19.9
19.3
17.1
17.9
19.8
21.1
20.9
21.0
21.2
21.5
19.2
19.3
19.5
20.3
19.7
15.9
17.0
18.1
18.6
17.6
17.8
20.7
20.9
19.9
19.2
17.5
17.9
18.7
21.1
-----
+2.2
+2.3
+1.4
-0.6
-0.0
+1.6
+3.0
+2.8
+2.7
+3.0
+3.1
+0.5
+0.8
+0.8
+1.7
+1.2
-2.4
-1.0
-0.3
+0.2
-0.8
-0.9
+2.0
+2.4
+1.4
+0.6
-1.1
-1.0
-0.1
+2.2
-----
16.1
18.0
18.4
14.0
14.3
16.4
16.1
15.9
17.7
17.4
17.9
14.2
13.4
14.7
15.5
17.0
12.4
12.0
15.1
15.0
11.8
15.2
19.1
18.5
16.5
16.5
15.8
15.2
17.3
19.0
-----
17.7
18.7
18.8
15.3
15.8
17.8
18.1
17.9
18.9
18.9
19.2
16.3
15.9
16.7
17.4
18.1
14.0
14.2
16.3
16.5
14.4
16.3
19.7
19.4
17.8
17.6
16.5
16.3
17.8
19.7
-----
00.0
00.0
00.0
01.2
00.4
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
02.4
01.3
00.2
00.0
00.7
00.5
00.0
00.0
00.0
00.0
00.8
00.4
00.0
00.0
-----
01.6
01.6
01.0
00.0
00.0
01.5
02.8
02.6
02.7
02.9
03.2
00.9
01.0
01.2
02.0
01.4
00.0
00.0
00.0
00.3
00.0
00.0
02.4
02.6
01.6
00.9
00.0
00.0
00.4
02.8
-----
-----
-----
THDR
-----
-----
-----
HOT
HOT
-----
HOT
HOT
-----
-----
-----
-----
-----
-----
-----
-----
-----
-----
-----
-----
-----
HOT
-----
-----
-----
-----
-----
-----
08.1
02.1
00.8
07.1
01.7
10.2
12.4
12.5
11.9
10.1
11.8
05.4
12.5
10.6
06.3
03.8
05.8
06.9
01.3
03.8
02.5
03.4
00.0
05.3
06.6
04.1
00.7
02.5
00.2
07.6
-----
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
-----
00.2
02.4
25.6
00.8
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
05.6
01.2
00.0
01.6
01.6
00.0
01.2
00.0
02.2
00.0
03.2
00.4
00.0
09.6
04.8
-----
1006.3
1006.7
0997.4
1005.8
1016.2
1019.0
1019.1
1018.9
1020.0
1016.1
1012.1
1012.0
1019.4
1024.1
1020.9
1014.3
1014.3
1016.4
1011.9
1009.1
1013.8
1015.5
1010.5
1007.9
1007.9
1005.7
1008.3
1010.5
1000.7
0997.4
-----
10.0
09.7
09.5
18.1
11.5
08.4
08.0
07.0
09.5
08.2
10.8
16.6
11.0
13.1
17.4
14.1
10.2
07.8
10.5
12.0
09.8
06.2
15.5
13.0
04.8
05.1
03.9
07.9
17.3
21.2
-----
~243
~057
~340
~213
~217
~191
~180
~056
~050
~166
~185
~206
~285
~060
~057
~359
~218
~231
~248
~235
~224
~305
~264
~244
~312
~305
~304
~058
~106
~042
-----
33.3
31.4
42.5
62.9
48.1
35.1
38.9
25.9
31.4
31.4
38.9
50.0
40.7
40.7
46.3
44.4
44.4
33.3
40.7
42.5
37.0
29.6
51.8
42.5
24.1
25.9
24.1
29.6
87.0
66.6
-----
~259
~058
~000
~198
~225
~186
~196
~051
~056
~155
~170
~196
~272
~049
~058
~046
~222
~267
~251
~214
~222
~265
~265
~287
~001
~309
~230
~048
~107
~054
-----
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
  24.1
28.9
15.5
11.9
19.3 +1.0 15.9 17.2 0000.3 0001.2 - Total
178.0
Total
0.0
60.4
-16.7
1012.0 10.9
+2.0
214 40.7
87.0
<Monthly Average
Degree Days
Monthly Total
Heating: 007.9
Cooling: 037.5
Max 24-hr Precip: 25.6 on Day: 3

Max Snowfall: 0.0<
  Sea Level Pressure
Max was 1025.9 on day 14
Min was 0992.7 on day 3

Wind Run 7880.5km  
  Number of days with---------> Max Temp >= 25 was 12
Max Temp <= 12 was 0
Thunderstorms: 1
Min Temp <= 7 was 0
Min Temp <= 3 was 0
Heavy fog: 0
Gale: 0
Precipitation >= 0.2mm was 14
Precipitation >= 2.5mm was 7
Snowfall >= 25mm was 0