Piedras Negras Climate by Month
Piedras Negras, Coahuila, Mexico
Very hot summers and mild winters, with rain spread through the year.
Very hot summers and mild winters, with rain spread through the year: that's Piedras Negras's climate in short. August is the warmest month, with highs around 101°F (38°C); January is the coolest at 66°F (19°C), and nights dip to 43°F (6°C). It gets 19 in (478 mm) of rain a year, spread across the months.
- Warmest month
- 101°F(38°C)
- Average high, August
- Coldest nights
- 43°F(6°C)
- Average low, January
- Rain per year
- 19 in(478 mm)
- No clear rainy season
- Humidity
- 57%
- Sunniest: June
Best and worst months in Piedras Negras
Best for weatherFebruary, March and November are the best time for weather in Piedras Negras: highs near 75°F (24°C) and about 1.0 in (24 mm) of rain a month.
Least pleasantJuly and August are the least pleasant; August is the hottest, with highs of 101°F (38°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in November.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Piedras Negras weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 66°F(19°C) | 43°F(6°C) | 0.6 in(16 mm) | 62% | 2.9 |
| FebFebruaryBest | 72°F(22°C) | 47°F(8°C) | 0.8 in(21 mm) | 58% | 3.6 |
| MarMarchBest | 79°F(26°C) | 54°F(12°C) | 0.8 in(20 mm) | 54% | 4.5 |
| AprApril | 87°F(31°C) | 60°F(16°C) | 1.5 in(39 mm) | 53% | 5.3 |
| MayMay | 94°F(34°C) | 68°F(20°C) | 2.4 in(62 mm) | 56% | 5.8 |
| JunJune | 99°F(37°C) | 74°F(23°C) | 2.0 in(50 mm) | 56% | 6.5 |
| JulJuly | 100°F(38°C) | 75°F(24°C) | 1.9 in(47 mm) | 54% | 6.5 |
| AugAugust | 101°F(38°C) | 75°F(24°C) | 1.4 in(35 mm) | 53% | 6.2 |
| SepSeptember | 94°F(35°C) | 70°F(21°C) | 3.4 in(87 mm) | 59% | 5.1 |
| OctOctober | 86°F(30°C) | 61°F(16°C) | 2.0 in(51 mm) | 60% | 4.1 |
| NovNovemberBest | 75°F(24°C) | 51°F(11°C) | 1.3 in(32 mm) | 62% | 3.1 |
| DecDecember | 67°F(19°C) | 43°F(6°C) | 0.7 in(18 mm) | 61% | 2.8 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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