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Hempstead Weather by Month
Average temperatures, rainfall and humidity for Hempstead, United States, month by month, built from OpenWeather’s historical records. Use it to see what a typical Hempstead month looks like before you travel — then check the live Hempstead forecast for the days ahead.
Warmest month
July
30°C average high
Coolest month
January
-2°C average low
Wettest month
July
100 mm of rain
Driest month
February
52 mm of rain
Average temperature and rainfall in Hempstead 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 | 4°C | -2°C | -17°C / 19°C | 59 mm | 67% | 19 km/h |
| February | 6°C | -2°C | -19°C / 24°C | 52 mm | 66% | 18 km/h |
| March | 10°C | 2°C | -14°C / 27°C | 65 mm | 62% | 19 km/h |
| April | 16°C | 7°C | -4°C / 30°C | 77 mm | 61% | 19 km/h |
| May | 22°C | 13°C | 2°C / 34°C | 97 mm | 66% | 15 km/h |
| June | 27°C | 18°C | 10°C / 38°C | 97 mm | 67% | 14 km/h |
| July | 30°C | 22°C | 14°C / 39°C | 100 mm | 69% | 14 km/h |
| August | 28°C | 20°C | 14°C / 36°C | 79 mm | 70% | 14 km/h |
| September | 25°C | 17°C | 7°C / 34°C | 80 mm | 71% | 15 km/h |
| October | 19°C | 12°C | -2°C / 33°C | 94 mm | 72% | 17 km/h |
| November | 12°C | 5°C | -10°C / 26°C | 62 mm | 65% | 18 km/h |
| December | 7°C | 1°C | -14°C / 20°C | 86 mm | 70% | 18 km/h |
Best time to visit Hempstead
The most comfortable time to visit Hempstead 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 July, totalling about 947 mm a year.
Travellers who prefer heat should aim for July, when highs average 30°C. July is the month to avoid if rain would spoil your plans — it averages 100 mm, roughly 2× the rainfall of the driest month (February).
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Hempstead forecast for what is happening now.