Warmest month
- Castries
- September · 27.40 °C
- Macau
- July · 28.58 °C
Reference period: Castries 2013–2023 · Macau 2013–2023
Across the 12 monthly averages, Castries (Saint Lucia) is warmer in 8 months and Macau (Macao) in 4; 0 months are equal at the displayed precision.
The smallest difference in monthly mean temperature is 0.21 °C (September); the largest is 9.01 °C (December).
The difference between the warmest and coolest monthly means is 2.37 °C in Castries (Saint Lucia) and 12.35 °C in Macau (Macao). This describes seasonal variation, not the range between daytime highs and nighttime lows.
Castries (Saint Lucia) has a higher daily rainfall average in 3 months and Macau (Macao) in 9; 0 months are equal at the displayed precision. Rainfall amounts do not tell us how many days it rains.
Castries (Saint Lucia) has more average sunshine hours per day in 12 months and Macau (Macao) in 0; 0 months are equal at the displayed precision. Sunshine duration is different from daylight duration.
Daily values are averaged separately for each calendar month over the saved reference period. Temperatures are daily means, not daytime highs. Rainfall is an average daily amount, not a monthly total; sunshine is average hours per day. These historical averages are not a weather forecast. Each location’s reference period is listed below and may differ.
Mean of the 12 monthly averages
Difference: Macau (Macao) minus Castries (Saint Lucia)
| Month | Castries | Macau | +/- |
|---|---|---|---|
| Jan | 25.06 | 16.23 | −8.83 |
| Feb | 25.03 | 17.03 | −8.00 |
| Mar | 25.30 | 20.26 | −5.04 |
| Apr | 25.98 | 22.93 | −3.05 |
| May | 26.64 | 26.22 | −0.42 |
| Jun | 26.80 | 28.22 | +1.43 |
| Jul | 26.76 | 28.58 | +1.82 |
| Aug | 27.08 | 28.26 | +1.17 |
| Sep | 27.40 | 27.61 | +0.21 |
| Oct | 27.02 | 24.96 | −2.06 |
| Nov | 26.35 | 21.95 | −4.39 |
| Dec | 25.82 | 16.81 | −9.01 |
| Annual mean | 26.27 | 23.26 | −3.01 |
| Month | Castries | Macau | +/- |
|---|---|---|---|
| Jan | 10.43 | 7.59 | −2.84 |
| Feb | 10.73 | 7.37 | −3.36 |
| Mar | 11.20 | 7.35 | −3.85 |
| Apr | 11.54 | 8.15 | −3.39 |
| May | 11.62 | 8.51 | −3.11 |
| Jun | 11.30 | 9.33 | −1.97 |
| Jul | 11.43 | 10.23 | −1.20 |
| Aug | 11.11 | 8.51 | −2.59 |
| Sep | 10.77 | 9.15 | −1.62 |
| Oct | 10.23 | 8.65 | −1.58 |
| Nov | 10.09 | 7.93 | −2.16 |
| Dec | 10.12 | 7.27 | −2.85 |
| Annual mean | 10.88 | 8.34 | −2.54 |
| Month | Castries | Macau | +/- |
|---|---|---|---|
| Jan | 1.74 | 1.15 | −0.59 |
| Feb | 1.56 | 1.64 | +0.08 |
| Mar | 1.51 | 3.13 | +1.61 |
| Apr | 1.47 | 3.85 | +2.38 |
| May | 1.71 | 7.71 | +5.99 |
| Jun | 3.07 | 9.62 | +6.55 |
| Jul | 3.56 | 8.47 | +4.91 |
| Aug | 3.73 | 12.92 | +9.19 |
| Sep | 3.70 | 8.80 | +5.11 |
| Oct | 3.49 | 5.43 | +1.94 |
| Nov | 3.61 | 1.64 | −1.98 |
| Dec | 1.91 | 1.11 | −0.79 |
| Annual mean | 2.59 | 5.46 | +2.87 |
| Month | Castries | Macau | +/- |
|---|---|---|---|
| Jan | 0.00 | 0.00 | 0.00 |
| Feb | 0.00 | 0.00 | 0.00 |
| Mar | 0.00 | 0.00 | 0.00 |
| Apr | 0.00 | 0.00 | 0.00 |
| May | 0.00 | 0.00 | 0.00 |
| Jun | 0.00 | 0.00 | 0.00 |
| Jul | 0.00 | 0.00 | 0.00 |
| Aug | 0.00 | 0.00 | 0.00 |
| Sep | 0.00 | 0.00 | 0.00 |
| Oct | 0.00 | 0.00 | 0.00 |
| Nov | 0.00 | 0.00 | 0.00 |
| Dec | 0.00 | 0.00 | 0.00 |
| Annual mean | 0.00 | 0.00 | 0.00 |