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Apatzingán, Michoacán climate
BSh Hot semi-arid
Apatzingán has a mildly seasonal tropical climate (Hot semi-arid, Köppen BSh). The hottest month is May with an average daily high near 39°C, while the coldest is January averaging around 15°C at night. Precipitation totals about 734 mm a year and is strongly seasonal — September alone averages 164 mm while April barely receives 0 mm.
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)Apatzingán climate normals (1991–2020)
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 33 | 35 | 37 | 39 | 39 | 37 | 34 | 34 | 34 | 34 | 34 | 33 |
| Avg temp (°C) | 24 | 26 | 27 | 29 | 30 | 29 | 28 | 28 | 27 | 27 | 26 | 25 |
| Avg low (°C) | 15 | 16 | 17 | 19 | 21 | 22 | 22 | 21 | 21 | 21 | 19 | 16 |
| Precipitation (mm) | 17 | 8 | 6 | 0 | 17 | 103 | 160 | 155 | 164 | 80 | 18 | 6 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Avg high (°C) | 33 | 35 | 37 | 39 | 39 | 37 |
| Avg temp (°C) | 24 | 26 | 27 | 29 | 30 | 29 |
| Avg low (°C) | 15 | 16 | 17 | 19 | 21 | 22 |
| Precipitation (mm) | 17 | 8 | 6 | 0 | 17 | 103 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Avg high (°C) | 34 | 34 | 34 | 34 | 34 | 33 |
| Avg temp (°C) | 28 | 28 | 27 | 27 | 26 | 25 |
| Avg low (°C) | 22 | 21 | 21 | 21 | 19 | 16 |
| Precipitation (mm) | 160 | 155 | 164 | 80 | 18 | 6 |
Sky & atmosphere
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Cloud cover (%) | 38 | 30 | 26 | 31 | 41 | 71 | 78 | 76 | 76 | 53 | 35 | 37 |
| Relative humidity (%) | 57 | 52 | 44 | 38 | 45 | 65 | 72 | 76 | 79 | 75 | 67 | 62 |
| Wind speed (m/s) | 1.3 | 1.4 | 1.6 | 1.8 | 1.9 | 1.9 | 1.5 | 1.4 | 1.4 | 1.2 | 1.1 | 1.2 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Cloud cover (%) | 38 | 30 | 26 | 31 | 41 | 71 |
| Relative humidity (%) | 57 | 52 | 44 | 38 | 45 | 65 |
| Wind speed (m/s) | 1.3 | 1.4 | 1.6 | 1.8 | 1.9 | 1.9 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Cloud cover (%) | 78 | 76 | 76 | 53 | 35 | 37 |
| Relative humidity (%) | 72 | 76 | 79 | 75 | 67 | 62 |
| Wind speed (m/s) | 1.5 | 1.4 | 1.4 | 1.2 | 1.1 | 1.2 |
Methodology & sources
Temperature & precipitation — the official 1991–2020 climate normals from CONAGUA / SMN, Mexico's national weather service, measured at Apatzingan (smn), 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.