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Montemorelos, Nuevo León climate
Cfa Humid subtropical
Montemorelos has a seasonal warm-temperate climate (Humid subtropical, Köppen Cfa). The hottest month is August with an average daily high near 98°F, while the coldest is January averaging around 46°F at night. Precipitation totals about 35 inches a year and is strongly seasonal — September alone averages 9.1 inches while December barely receives 1.01 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)Montemorelos climate normals (1991–2020)
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°F) | 72 | 77 | 82 | 88 | 92 | 96 | 97 | 98 | 90 | 85 | 77 | 72 |
| Avg temp (°F) | 59 | 63 | 69 | 75 | 80 | 84 | 85 | 85 | 80 | 74 | 65 | 59 |
| Avg low (°F) | 46 | 50 | 56 | 62 | 68 | 72 | 72 | 72 | 69 | 62 | 54 | 47 |
| Precipitation (in) | 1.1 | 1.2 | 1.7 | 2.2 | 3.2 | 3.5 | 3.1 | 3.3 | 9.1 | 4.0 | 1.3 | 1.0 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Avg high (°F) | 72 | 77 | 82 | 88 | 92 | 96 |
| Avg temp (°F) | 59 | 63 | 69 | 75 | 80 | 84 |
| Avg low (°F) | 46 | 50 | 56 | 62 | 68 | 72 |
| Precipitation (in) | 1.1 | 1.2 | 1.7 | 2.2 | 3.2 | 3.5 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Avg high (°F) | 97 | 98 | 90 | 85 | 77 | 72 |
| Avg temp (°F) | 85 | 85 | 80 | 74 | 65 | 59 |
| Avg low (°F) | 72 | 72 | 69 | 62 | 54 | 47 |
| Precipitation (in) | 3.1 | 3.3 | 9.1 | 4.0 | 1.3 | 1.0 |
Sky & atmosphere
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Cloud cover (%) | 57 | 55 | 55 | 56 | 55 | 44 | 40 | 39 | 51 | 44 | 49 | 56 |
| Relative humidity (%) | 58 | 54 | 51 | 49 | 57 | 62 | 62 | 64 | 73 | 71 | 66 | 60 |
| Wind speed (mph) | 3.0 | 3.4 | 3.8 | 4.0 | 4.0 | 4.1 | 4.2 | 3.8 | 3.2 | 3.0 | 2.9 | 2.9 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Cloud cover (%) | 57 | 55 | 55 | 56 | 55 | 44 |
| Relative humidity (%) | 58 | 54 | 51 | 49 | 57 | 62 |
| Wind speed (mph) | 3.0 | 3.4 | 3.8 | 4.0 | 4.0 | 4.1 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Cloud cover (%) | 40 | 39 | 51 | 44 | 49 | 56 |
| Relative humidity (%) | 62 | 64 | 73 | 71 | 66 | 60 |
| Wind speed (mph) | 4.2 | 3.8 | 3.2 | 3.0 | 2.9 | 2.9 |
Methodology & sources
Temperature & precipitation — the official 1991–2020 climate normals from CONAGUA / SMN, Mexico's national weather service, measured at Montemorelos, 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.