La Unión, Peru Climate by Month
La Unión, Piura, Peru
Warm all year, with almost no rain.
The climate in La Unión is warm all year, with almost no rain. February is the warmest month, with highs around 90°F (32°C); August is the coolest at 77°F (25°C), and nights dip to 58°F (15°C). It gets only 1.2 in (30 mm) of rain a year. April to February are almost completely dry.
- Warmest month
- 90°F(32°C)
- Average high, February
- Coldest nights
- 58°F(15°C)
- Average low, August
- Rain per year
- 1.2 in(30 mm)
- Wettest: March
- Humidity
- 75%
- Sunniest: April
Best and worst months in La Unión
Best for weatherJuly to September are the best time for weather in La Unión: highs near 78°F (25°C) and almost no rain.
Least pleasantFebruary and March are the least pleasant; March is the hottest, with highs of 89°F (32°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 August.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
La Unión weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 88°F(31°C) | 69°F(21°C) | 0.1 in(3 mm) | 70% | 4.4 |
| FebFebruary | 90°F(32°C) | 71°F(22°C) | 0.2 in(6 mm) | 71% | 4.6 |
| MarMarch | 89°F(32°C) | 71°F(22°C) | 0.7 in(17 mm) | 71% | 4.4 |
| AprApril | 87°F(31°C) | 68°F(20°C) | 0.1 in(2 mm) | 74% | 4.9 |
| MayMay | 83°F(29°C) | 65°F(18°C) | 0.0 in(0 mm) | 76% | 4.0 |
| JunJune | 80°F(27°C) | 62°F(16°C) | 0.0 in(0 mm) | 78% | 3.7 |
| JulJulyBest | 78°F(26°C) | 59°F(15°C) | 0.0 in(0 mm) | 80% | 3.6 |
| AugAugustBest | 77°F(25°C) | 58°F(15°C) | 0.0 in(0 mm) | 78% | 4.2 |
| SepSeptemberBest | 78°F(26°C) | 58°F(15°C) | 0.0 in(0 mm) | 81% | 4.3 |
| OctOctober | 79°F(26°C) | 59°F(15°C) | 0.0 in(1 mm) | 79% | 4.4 |
| NovNovember | 80°F(27°C) | 61°F(16°C) | 0.0 in(0 mm) | 74% | 4.5 |
| DecDecember | 85°F(29°C) | 64°F(18°C) | 0.0 in(1 mm) | 72% | 4.4 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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