| December | Min. Temp | Max. Temp | Avg. Temp | Rain | Prevailing Wind Dir. | Avg. Wind Speed | Max Gust | Wind Run | Casual Observations |
| 1 |
11.8 |
28.2 |
19.6 |
0 |
North East |
6.5 |
33 |
166 |
Sunny with NE winds turning NW with the days top temp at 7pm. |
| 2 |
10.0 |
18.5 |
15.0 |
0 |
North |
5.6 |
30 |
143 |
Mostly cloudy. A NE change late afternoon bringing light drizzle. |
| 3 |
9.3 |
18.3 |
12.9 |
0 |
North East |
6.9 |
33 |
170 |
Mostly cloudy with NE wind. |
| 4 |
10.8 |
21.2 |
15.7 |
0 |
North East |
7.1 |
31 |
179 |
Sunny but high cloud increasing in the afternoon. |
| 5 |
12.3 |
28.0 |
19.4 |
0 |
North West |
5.4 |
37 |
136 |
Warm with high cloud, NW winds. |
| 6 |
11.9 |
23.6 |
18.2 |
0 |
North |
9.2 |
53 |
230 |
Some cloud, warm northerly breeze in the morning, cooler NE in the afternoon. |
| 7 |
10.6 |
19.9 |
15.1 |
0 |
North East |
8.5 |
34 |
214 |
Clear and sunny with NE wind. |
| 8 |
11.5 |
18.2 |
14.3 |
0 |
North East |
8.9 |
44 |
222 |
Cloudy morning and evening, gusty NE wind. |
| 9 |
10.9 |
16.4 |
13.2 |
0 |
South |
7.0 |
29 |
177 |
Cloudy but dry. |
| 10 |
10.8 |
15.3 |
12.5 |
0 |
North East |
7.8 |
36 |
197 |
Cloudy with a cool NE wind. |
| 11 |
10.1 |
19.5 |
14.9 |
0 |
North East |
7.8 |
30 |
195 |
Mostly sunny, cloud morning and evening. |
| 12 |
13.3 |
29.0 |
18.9 |
0 |
North East |
7.0 |
30 |
176 |
Morning cloud clearing to a sunny and warm day. |
| 13 |
12.2 |
23.3 |
17.8 |
0 |
North East |
7.7 |
33 |
193 |
Morning low cloud clearing to a sunny day, some high cloud late afternoon. |
| 14 |
14.3 |
30.2 |
22.7 |
0 |
North |
12.7 |
59 |
311 |
Warm gusty NW winds in the morning easing and turning southerly for a time. Clear and sunny. |
| 15 |
9.4 |
27.6 |
18.7 |
0 |
West |
7.3 |
38 |
183 |
Warm west to nor'west winds turning southerly for a time in the afternoon but remaining dry. |
| 16 |
10.6 |
16.4 |
13.0 |
0 |
South |
10.1 |
43 |
251 |
Dry and cloudy with cool southerly winds. |
| 17 |
6.1 |
19.2 |
13.7 |
0 |
North East |
7.8 |
36 |
194 |
Sunny with NE winds. |
| 18 |
12.1 |
24.7 |
17.3 |
0 |
North East |
8.7 |
31 |
216 |
Sunny with NE winds. |
| 19 |
12.2 |
17.9 |
14.5 |
0 |
North East |
10.0 |
36 |
247 |
High cloud, NE winds. |
| 20 |
13.8 |
27.8 |
18.8 |
0 |
North East |
9.4 |
38 |
233 |
High cloud increasing from mid morning with warm north to NW winds. |
| 21 |
11.6 |
23.7 |
16.5 |
0 |
North East |
7.7 |
40 |
193 |
Sunny with some high cloud, NE winds in the afternoon. |
| 22 |
9.1 |
19.1 |
13.6 |
0 |
North East |
4.6 |
29 |
119 |
Partly cloudy for much of the day. Light variable winds turning NE in the afternoon and becoming overcast. |
| 23 |
13.3 |
29.6 |
18.3 |
2.0 |
North East |
13.4 |
47 |
329 |
Cloudy with a morning shower and cool NE winds. Cloud clearing in the afternoon with a change to warm NW winds. |
| 24 |
14.1 |
28.3 |
20.5 |
0 |
North West |
7.4 |
45 |
186 |
Mostly sunny with warm northerly winds. Some afternoon cloud build ups producing a few spots of rain. |
| 25 |
11.0 |
28.0 |
17.6 |
0 |
North East |
4.7 |
31 |
118 |
Partly cloudy with mostly light winds. |
| 26 |
12.6 |
28.9 |
19.7 |
0 |
North East |
8.7 |
49 |
217 |
Clear and sunny, NE winds turning gusty NW in the afternoon then easing to light southerly in the evening. |
| 27 |
11.4 |
29.8 |
20.8 |
0 |
North West |
7.1 |
36 |
179 |
Sunny with warm NW winds. High cloud increasing in the afternoon. |
| 28 |
11.4 |
24.4 |
16.1 |
0 |
South West |
9.9 |
39 |
245 |
Southerly winds in the morning turning cooler NE in the afternoon. Mostly sunny. |
| 29 |
7.1 |
19.2 |
13.0 |
0 |
South |
7.9 |
35 |
197 |
Cloudy with cool southerly winds. A few spots of rain in the afternoon. |
| 30 |
7.7 |
22.3 |
14.6 |
0 |
South West |
5.5 |
23 |
142 |
Sunny with light southerly winds in the morning turning NE in the afternoon. |