Sydney Harbour, New South Wales
December 2020 Daily Weather Observations

DateDayTempsRainEvapSunMax wind gust9 am3 pm
1Tu18.825.4   W7017:4321.0  NNE35 22.1  NNE41 
2We20.021.5   SSW5902:5020.5  S26 20.9  SE20 
3Th18.121.7   NNE4112:5920.6  NE22 20.3  NNE22 
4Fr19.223.9   S3721:2121.7  SSW6 22.1  NE15 
5Sa20.524.0   N4620:4921.1  ENE15 22.1  NE17 
6Su20.929.5   W6711:2424.0  WNW17 28.2  WSW35 
7Mo19.429.3   W5212:3122.9  N24 27.9  W31 
8Tu16.019.3   WSW7206:1317.0  SW33 18.5  SE28 
9We16.021.6   NE4116:3719.0  SW15 20.2  ENE30 
10Th17.922.7   S6513:0220.9  Calm 20.9  S48 
11Fr18.120.3   SSE5023:2419.2  S28 19.3  SSE22 
12Sa16.021.2   ESE4303:5020.3  ESE24 19.4  SSE31 
13Su17.522.3   NE4420:3221.1  ESE13 21.2  NE20 
14Mo18.223.0   NE4309:3321.3  ENE9 21.7  ENE11 
15Tu18.822.5   ENE4118:2020.4  E17 22.3  E17 
16We20.423.1   NNE5013:2521.8  NNE26 22.7  NNE35 
17Th21.426.5   NNE4415:5722.1  NNE26 23.0  NNE30 
18Fr21.830.9   WNW5710:0023.7  NNE15 29.9  WNW24 
19Sa19.419.7   S4623:5419.7  SSE20 18.2  ESE15 
20Su18.122.5   SW3001:2919.3  SW15 21.7  ESE13 
21Mo19.023.0   NE3513:4921.2  S4 20.7  NE26 
22Tu18.527.4   W5221:0319.9  SSW9 25.7  WSW26 
23We17.722.3   WSW6123:0219.9  WSW28 21.4  SSE39 
24Th18.622.1   NNE4815:2820.6  NNE13 21.6  NNE37 
25Fr18.220.3   S5002:1519.3  S28 19.9  S30 
26Sa17.921.9   NNE5720:1119.8  WSW2 21.7  NE35 
27Su18.628.1   NNE4119:1219.7  WSW13 22.4  ENE22 
28Mo19.627.3   SSE5912:2125.9  SW24 20.7  SSE30 
29Tu17.721.0   SSW5216:3517.8  WSW17 19.2  SSW28 
30We17.722.2   SSE5023:0420.9  SE20 21.9  SE20 
31Th20.422.8   SSE3308:4321.3  SSE22 22.2  SE15 
Statistics for December 2020
Mean18.723.5      20.8   18 21.9   26 
Lowest16.019.3      17.0  Calm 18.2  ENE11 
Highest21.830.9   WSW72 25.9  NNE35 29.9  S48 

IDCJDW2163.202012   Prepared at 13:00 UTC on Sunday 4 April 2021

Source of data

Observations were drawn from Sydney Harbour (Wedding Cake West) {station 066196}.

You should read the important information in these notes.

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Other times and other places

The last 14 months of Daily Weather Observations for Sydney Harbour, New South Wales are also here on this web site:

Apr 21   Mar 21   Feb 21   Jan 21   Dec 20   Nov 20   Oct 20   Sep 20   
Aug 20   Jul 20   Jun 20   May 20   Apr 20   Mar 20   

Daily Weather Observations are also routinely prepared for hundreds of other locations in New South Wales and across Australia. To get other months or places not on this web site, contact us.

Maps and tables of average conditions for locations across Australia are also available.

More information

If you are using these pages, you are deemed to have understood the important information in these notes. They cover how the data are obtained, how they are processed, and what each column means.

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