Warmest month
- Mexico City
- May · 19.07 °C
- San Jose
- August · 20.80 °C
Mexico City (Mexico) vs San Jose (USA): Temperature, Rainfall and Sunshine
Reference period: Mexico City 2013–2023 · San Jose 2013–2023
Across the 12 monthly averages, Mexico City (Mexico) is warmer in 7 months and San Jose (USA) in 5; 0 months are equal at the displayed precision.
Key monthly differences
Coolest month
- Mexico City
- January · 13.62 °C
- San Jose
- December · 10.14 °C
Driest month
- Mexico City
- February · 0.20 mm/day
- San Jose
- August · 0.01 mm/day
Sunniest month
- Mexico City
- May · 11.22 hours/day
- San Jose
- June · 13.23 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 1.71 °C (November); the largest is 4.80 °C (February).
How much do temperatures vary across the year?
The difference between the warmest and coolest monthly means is 5.44 °C in Mexico City (Mexico) and 10.66 °C in San Jose (USA). This describes seasonal variation, not the range between daytime highs and nighttime lows.
Which location has more rainfall?
Mexico City (Mexico) has a higher daily rainfall average in 7 months and San Jose (USA) in 5; 0 months are equal at the displayed precision. Rainfall amounts do not tell us how many days it rains.
Which location has more sunshine?
Mexico City (Mexico) has more average sunshine hours per day in 6 months and San Jose (USA) in 6; 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: San Jose (USA) minus Mexico City (Mexico)
Temperature °C
| Month | Mexico City | San Jose | +/- |
|---|---|---|---|
| Jan | 13.62 | 10.41 | −3.21 |
| Feb | 15.91 | 11.11 | −4.80 |
| Mar | 17.34 | 12.57 | −4.77 |
| Apr | 18.94 | 14.44 | −4.51 |
| May | 19.07 | 16.52 | −2.54 |
| Jun | 17.96 | 19.68 | +1.72 |
| Jul | 16.80 | 20.57 | +3.77 |
| Aug | 16.80 | 20.80 | +4.01 |
| Sep | 16.49 | 20.48 | +3.99 |
| Oct | 15.88 | 18.09 | +2.20 |
| Nov | 15.01 | 13.30 | −1.71 |
| Dec | 14.02 | 10.14 | −3.87 |
| Annual mean | 16.49 | 15.68 | −0.81 |
Average sunshine (hours/day)
| Month | Mexico City | San Jose | +/- |
|---|---|---|---|
| Jan | 9.82 | 7.16 | −2.66 |
| Feb | 10.43 | 8.48 | −1.95 |
| Mar | 10.83 | 9.32 | −1.52 |
| Apr | 11.13 | 10.93 | −0.20 |
| May | 11.22 | 12.20 | +0.99 |
| Jun | 10.49 | 13.23 | +2.74 |
| Jul | 10.54 | 13.18 | +2.64 |
| Aug | 10.22 | 12.27 | +2.05 |
| Sep | 9.45 | 11.17 | +1.72 |
| Oct | 9.59 | 9.76 | +0.16 |
| Nov | 9.63 | 8.22 | −1.41 |
| Dec | 9.65 | 6.85 | −2.80 |
| Annual mean | 10.25 | 10.23 | −0.02 |
Average daily rainfall (mm/day)
| Month | Mexico City | San Jose | +/- |
|---|---|---|---|
| Jan | 0.25 | 3.24 | +2.99 |
| Feb | 0.20 | 2.77 | +2.57 |
| Mar | 0.50 | 2.79 | +2.29 |
| Apr | 1.05 | 1.04 | −0.01 |
| May | 1.71 | 0.38 | −1.32 |
| Jun | 4.54 | 0.04 | −4.50 |
| Jul | 5.74 | 0.05 | −5.69 |
| Aug | 6.14 | 0.01 | −6.13 |
| Sep | 6.17 | 0.20 | −5.97 |
| Oct | 2.29 | 0.97 | −1.31 |
| Nov | 0.65 | 1.61 | +0.96 |
| Dec | 0.25 | 3.85 | +3.60 |
| Annual mean | 2.46 | 1.41 | −1.04 |
Snow (mm)
| Month | Mexico City | San Jose | +/- |
|---|---|---|---|
| Jan | 0.00 | 0.00 | 0.00 |
| Feb | 0.00 | 0.08 | +0.08 |
| 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 | 0.01 | +0.01 |
