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Khōst Weather by Month
Average temperatures, rainfall and humidity for Khōst, Afghanistan, month by month, built from OpenWeather's historical records. Use it to see what a typical Khōst month looks like before you travel — then check the live Khōst forecast for the days ahead.
Warmest month
July
29°C average high
Coolest month
January
-11°C average low
Wettest month
March
55 mm of rain
Driest month
September
2 mm of rain
Average temperature and rainfall in Khōst by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 1°C | -11°C | -27°C / 24°C | 6 mm | 68% | 5 km/h |
| February | 3°C | -8°C | -31°C / 22°C | 12 mm | 71% | 5 km/h |
| March | 10°C | -2°C | -22°C / 26°C | 55 mm | 66% | 7 km/h |
| April | 17°C | 4°C | -11°C / 26°C | 53 mm | 51% | 8 km/h |
| May | 23°C | 8°C | -6°C / 36°C | 17 mm | 40% | 8 km/h |
| June | 27°C | 12°C | -1°C / 35°C | 8 mm | 32% | 9 km/h |
| July | 29°C | 15°C | 2°C / 36°C | 14 mm | 41% | 7 km/h |
| August | 28°C | 14°C | 2°C / 36°C | 12 mm | 41% | 7 km/h |
| September | 25°C | 9°C | -2°C / 35°C | 2 mm | 37% | 7 km/h |
| October | 19°C | 2°C | -10°C / 28°C | 4 mm | 38% | 6 km/h |
| November | 10°C | -3°C | -19°C / 24°C | 19 mm | 52% | 5 km/h |
| December | 5°C | -7°C | -23°C / 22°C | 2 mm | 56% | 5 km/h |
Best time to visit Khōst
The most comfortable time to visit Khōst is generally May to June and September, balancing mild daytime temperatures against the driest stretch of the year. The city has strongly marked seasons and rain concentrates around March, totalling about 205 mm a year.
Travellers who prefer heat should aim for July, when highs average 29°C. March is the month to avoid if rain would spoil your plans — it averages 55 mm, roughly 29× the rainfall of September.
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Khōst forecast for what is happening now.