GreenlyLast and first frost dates in Chalatenango
El Salvador
Chalatenango had no frost in 2016–2025, so crops are planted by warmth and rain rather than by frost dates.
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| Last spring frost | none in ten years |
|---|---|
| First autumn frost | none in ten years |
Median of 2016–2025 for the 25 km grid cell of the city: the last day at or below 0 °C in spring and the first in autumn (ERA5 reanalysis via Open-Meteo). In a cold year a frost can come a week or two later — Greenly warns 48 hours ahead.
There is no frost season here: crops are planted by warmth and rain rather than by frost dates.
When the soil warms up in Chalatenango
The day the top 7 cm of soil first averages each temperature over a week, median of 2016–2025 (ERA5 via Open-Meteo).
| Soil | Date |
|---|---|
| 5 °C | already in the first week of January |
| 10 °C | already in the first week of January |
| 15 °C | already in the first week of January |
| 18 °C | already in the first week of January |
Frost dates near Chalatenango
| City | Distance | Last spring frost | First autumn frost |
|---|---|---|---|
| San Salvador | 46 km | — | — |
| Santa Ana | 67 km | — | — |
| San Miguel | 103 km | — | — |
| Comayagua | 147 km | — | — |
| Guatemala City | 181 km | — | — |
Chalatenango: weather for the next 7 days
Forecast by Open-Meteo. Nights at or below 0 °C are marked as frost.
Weather in Chalatenango by month
Average weather in Chalatenango over 2016–2025: the warmest month is March. Months that average 20 °C or more by day: January–December (30.1–35.5 °C). Months that average 30 °C or more by day: January–December (30.1–35.5 °C). No month averages below 0 °C at night; the coldest nights, in January, average 20.8 °C. About 1680 mm of rain falls in a year, on 168 days; June is the wettest month (329 mm) and January the driest (2 mm).
| Month | Day, °C | Night, °C | Rain, mm | Rainy days |
|---|---|---|---|---|
| January | 32.7 | 20.8 | 2 | 0 |
| February | 34 | 21.3 | 6 | 1 |
| March | 35.5 | 22.8 | 12 | 3 |
| April | 35.4 | 23.5 | 61 | 11 |
| May | 33 | 23.6 | 258 | 23 |
| June | 30.3 | 22.8 | 329 | 26 |
| July | 31.8 | 22.8 | 147 | 18 |
| August | 31.6 | 22.9 | 220 | 23 |
| September | 30.8 | 22.7 | 322 | 28 |
| October | 30.1 | 22.3 | 239 | 23 |
| November | 30.5 | 21.5 | 71 | 9 |
| December | 31.6 | 20.9 | 13 | 3 |
Average of the daily highs and lows, rain per month and days with at least 1 mm (ERA5 via Open-Meteo, the same grid cell as the frost dates).
