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Ciudad Constitución, Baja California Sur climate
BWh Hot desert
Ciudad Constitución has a mildly seasonal warm-temperate climate (Hot desert, Köppen BWh). The hottest month is August with an average daily high near 101°F, while the coldest is January averaging around 46°F at night. Precipitation totals about 7 inches a year and is strongly seasonal — September alone averages 2.0 inches while May barely receives 0.02 inches.
Temperature & precipitation
Daily high–low temperature range with the monthly average, plus monthly precipitation · 1991–2020 normals · hover a month for the exact figuresHours of sunshine per day
Estimated sunny hours each month — daylight length × clear-sky fraction · 1991–2020 monthly cloud cover (NASA POWER)Ciudad Constitución climate normals (1991–2020)
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°F) | 81 | 83 | 86 | 88 | 90 | 95 | 100 | 101 | 98 | 94 | 87 | 81 |
| Avg temp (°F) | 64 | 65 | 68 | 70 | 72 | 78 | 84 | 85 | 84 | 78 | 71 | 64 |
| Avg low (°F) | 46 | 47 | 49 | 51 | 54 | 60 | 67 | 70 | 70 | 62 | 54 | 47 |
| Precipitation (in) | 0.4 | 0.3 | 0.1 | 0.0 | 0.0 | 0.0 | 0.4 | 1.7 | 2.0 | 1.1 | 0.4 | 0.5 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Avg high (°F) | 81 | 83 | 86 | 88 | 90 | 95 |
| Avg temp (°F) | 64 | 65 | 68 | 70 | 72 | 78 |
| Avg low (°F) | 46 | 47 | 49 | 51 | 54 | 60 |
| Precipitation (in) | 0.4 | 0.3 | 0.1 | 0.0 | 0.0 | 0.0 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Avg high (°F) | 100 | 101 | 98 | 94 | 87 | 81 |
| Avg temp (°F) | 84 | 85 | 84 | 78 | 71 | 64 |
| Avg low (°F) | 67 | 70 | 70 | 62 | 54 | 47 |
| Precipitation (in) | 0.4 | 1.7 | 2.0 | 1.1 | 0.4 | 0.5 |
Sky & atmosphere
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Cloud cover (%) | 40 | 39 | 35 | 34 | 27 | 22 | 38 | 43 | 34 | 25 | 32 | 41 |
| Relative humidity (%) | 62 | 61 | 61 | 60 | 61 | 59 | 56 | 60 | 64 | 64 | 63 | 63 |
| Wind speed (mph) | 5.1 | 5.6 | 6.5 | 7.6 | 8.5 | 8.4 | 7.5 | 6.8 | 6.3 | 6.0 | 5.3 | 5.2 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Cloud cover (%) | 40 | 39 | 35 | 34 | 27 | 22 |
| Relative humidity (%) | 62 | 61 | 61 | 60 | 61 | 59 |
| Wind speed (mph) | 5.1 | 5.6 | 6.5 | 7.6 | 8.5 | 8.4 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Cloud cover (%) | 38 | 43 | 34 | 25 | 32 | 41 |
| Relative humidity (%) | 56 | 60 | 64 | 64 | 63 | 63 |
| Wind speed (mph) | 7.5 | 6.8 | 6.3 | 6.0 | 5.3 | 5.2 |
Methodology & sources
Temperature & precipitation — the official 1991–2020 climate normals from CONAGUA / SMN, Mexico's national weather service, measured at Villa Constitucion, inside the city.
Cloud, humidity, wind & sunshine — modelled estimates from NASA POWER, NASA's satellite-and-reanalysis climatology. This is the standard global source for atmospheric variables, which are not measured at most weather stations.