January Weather in Hempstead, United States

Last updated: June 24, 2025

In January, the average temperature in Hempstead, United States hovers around 12°C (54°F), with a minimum dipping to -8°C (17°F) and a maximum reaching up to 28°C (83°F). Expect 75 mm (3.0 in) of precipitation over approximately 8 days, paired with an average humidity level of 78%. Stay prepared for a mix of weather conditions!

January Temperature in Hempstead

In January in Hempstead, the average temperature is 12°C (54°F). Maximums can reach 28°C (83°F), while minimums can plummet to -8°C (17°F). Travelers should be prepared for a wide range of temperatures, making layered clothing essential for enjoying all that Hempstead has to offer.

January Weather in Hempstead: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Hempstead, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hempstead, January typically has an average temperature of 12°C (54°F), with highs reaching up to 28°C (83°F) and lows dropping to around -8°C (17°F).

Data source: Temperature data for Hempstead generated using information from the Copernicus Climate Change Service.

January Precipitation in Hempstead

In Hempstead in January, the total precipitation amount is 75 mm (3.0 in) over the course of 8 days.

January Precipitation Trends in Hempstead

The chart displays monthly precipitation patterns in Hempstead, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Hempstead, January typically receives around 75 mm (3.0 inches) of precipitation spread over approximately 8 days.

Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

January Humidity in Hempstead

In Hempstead in January humidity is 78%. With an average temperature of 12°C (54°F), this humidity feels like a damp chill settling in, making travel a bit uncomfortable as the air clings to your skin, leaving you feeling cooler than the thermometer suggests.

January Average Humidity in Hempstead

This chart illustrates the average monthly humidity levels in Hempstead, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Hempstead is approximately 78%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Hempstead

In Hempstead in January, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Hempstead.

Maximum UV Index Levels in Hempstead for January

The chart shows the monthly maximum UV Index (UVI) for Hempstead in January, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In January, the maximum UV index in Hempstead typically reaches 5, which falls under the moderate exposure category.

Data source: Hempstead January UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How January Weather in Hempstead Compares to Other Months

Weather in Hempstead varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Hempstead, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Hempstead, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	12°C (54°F)	75 mm (3.0 inches)	78%	moderate
February Weather	13°C (57°F)	95 mm (3.7 inches)	81%	very high
March Weather	18°C (65°F)	70 mm (2.7 inches)	76%	very high
April Weather	21°C (70°F)	83 mm (3.3 inches)	79%	extreme
May Weather	25°C (78°F)	177 mm (7.0 inches)	79%	extreme
June Weather	28°C (82°F)	139 mm (5.5 inches)	74%	extreme
July Weather	29°C (84°F)	110 mm (4.3 inches)	71%	extreme
August Weather	29°C (85°F)	149 mm (5.9 inches)	68%	extreme
September Weather	27°C (80°F)	134 mm (5.3 inches)	73%	extreme
October Weather	22°C (72°F)	90 mm (3.5 inches)	75%	very high
November Weather	17°C (62°F)	70 mm (2.8 inches)	78%	high
December Weather	14°C (57°F)	107 mm (4.2 inches)	84%	moderate