Warmest month
- Ha Long
- June · 29.06 °C
- Mexico City
- May · 19.07 °C
Ha Long (Viet Nam) vs Mexico City (Mexico): Temperature, Rainfall and Sunshine
Reference period: Ha Long 2013–2023 · Mexico City 2013–2023
Ha Long (Viet Nam) has a higher monthly mean temperature than Mexico City (Mexico) in every month of the year.
Key monthly differences
Coolest month
- Ha Long
- January · 16.95 °C
- Mexico City
- January · 13.62 °C
Driest month
- Ha Long
- December · 0.88 mm/day
- Mexico City
- February · 0.20 mm/day
Sunniest month
- Ha Long
- May · 9.30 hours/day
- Mexico City
- May · 11.22 hours/day
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Climate comparison questions
When are the temperatures most similar and most different?
The smallest difference in monthly mean temperature is 1.95 °C (February); the largest is 11.91 °C (July).
How much do temperatures vary across the year?
The difference between the warmest and coolest monthly means is 12.11 °C in Ha Long (Viet Nam) and 5.44 °C in Mexico City (Mexico). This describes seasonal variation, not the range between daytime highs and nighttime lows.
Which location has more rainfall?
Ha Long (Viet Nam) has a higher daily rainfall average in 12 months and Mexico City (Mexico) in 0; 0 months are equal at the displayed precision. Rainfall amounts do not tell us how many days it rains.
Which location has more sunshine?
Ha Long (Viet Nam) has more average sunshine hours per day in 0 months and Mexico City (Mexico) in 12; 0 months are equal at the displayed precision. Sunshine duration is different from daylight duration.
Climate data notes
Show data and calculation
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
Monthly climate data
Difference: Mexico City (Mexico) minus Ha Long (Viet Nam)
Temperature °C
| Month | Ha Long | Mexico City | +/- |
|---|---|---|---|
| Jan | 16.95 | 13.62 | −3.33 |
| Feb | 17.86 | 15.91 | −1.95 |
| Mar | 21.24 | 17.34 | −3.90 |
| Apr | 24.00 | 18.94 | −5.06 |
| May | 27.30 | 19.07 | −8.24 |
| Jun | 29.06 | 17.96 | −11.10 |
| Jul | 28.71 | 16.80 | −11.91 |
| Aug | 28.28 | 16.80 | −11.49 |
| Sep | 27.53 | 16.49 | −11.04 |
| Oct | 25.11 | 15.88 | −9.22 |
| Nov | 22.46 | 15.01 | −7.46 |
| Dec | 17.67 | 14.02 | −3.66 |
| Annual mean | 23.85 | 16.49 | −7.36 |
Average sunshine (hours/day)
| Month | Ha Long | Mexico City | +/- |
|---|---|---|---|
| Jan | 5.91 | 9.82 | +3.91 |
| Feb | 5.28 | 10.43 | +5.14 |
| Mar | 5.62 | 10.83 | +5.21 |
| Apr | 7.73 | 11.13 | +3.40 |
| May | 9.30 | 11.22 | +1.92 |
| Jun | 8.68 | 10.49 | +1.81 |
| Jul | 8.55 | 10.54 | +1.99 |
| Aug | 7.78 | 10.22 | +2.44 |
| Sep | 8.41 | 9.45 | +1.04 |
| Oct | 8.53 | 9.59 | +1.06 |
| Nov | 7.63 | 9.63 | +1.99 |
| Dec | 6.26 | 9.65 | +3.39 |
| Annual mean | 7.47 | 10.25 | +2.78 |
Average daily rainfall (mm/day)
| Month | Ha Long | Mexico City | +/- |
|---|---|---|---|
| Jan | 1.29 | 0.25 | −1.05 |
| Feb | 1.53 | 0.20 | −1.32 |
| Mar | 1.66 | 0.50 | −1.16 |
| Apr | 3.35 | 1.05 | −2.30 |
| May | 5.85 | 1.71 | −4.15 |
| Jun | 8.23 | 4.54 | −3.69 |
| Jul | 10.20 | 5.74 | −4.46 |
| Aug | 13.69 | 6.14 | −7.55 |
| Sep | 8.66 | 6.17 | −2.49 |
| Oct | 3.79 | 2.29 | −1.50 |
| Nov | 1.79 | 0.65 | −1.14 |
| Dec | 0.88 | 0.25 | −0.63 |
| Annual mean | 5.08 | 2.46 | −2.62 |
Snow (mm)
| Month | Ha Long | Mexico City | +/- |
|---|---|---|---|
| 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 |
