Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
The coldest time of the year in Hempstead is January, with temperatures averaging a high of 37.6°F (3.1°C) and a low of 28.8°F (-1.8°C).Humidity
The average relative humidity in January in Hempstead is 73%.Rainfall
In Hempstead, during January, the rain falls for 5.2 days and regularly aggregates up to 0.47" (12mm) of precipitation. Throughout the year, in Hempstead, there are 105.1 rainfall days, and 8.15" (207mm) of precipitation is accumulated.Snowfall
January through March and December are months with snowfall. In Hempstead, during January, snow falls for 2.5 days and regularly aggregates up to 0.16" (4mm) of snow. In Hempstead, during the entire year, snow falls for 9.4 days and aggregates up to 0.63" (16mm) of snow.Daylight
In Hempstead, the average length of the day in January is 9h and 39min.On the first day of the month, sunrise is at 7:18 am and sunset at 4:37 pm. On the last day of January, sunrise is at 7:05 am and sunset at 5:10 pm EST.
Sunshine
In Hempstead, the average sunshine in January is 5.2h.UV index
January through March and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the ordinary person.Note: A typical high UV index of 2 in January suggests the following recommendations:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month in Hempstead?
Is it cold in Hempstead during January?
What is the average humidity in January in Hempstead?
How much does it rain in Hempstead in January?
How many days does it snow in January in Hempstead?
How many hours of daylight does Hempstead have in January?
What time are sunrise and sunset in January in Hempstead?
How many hours of sunshine does Hempstead have in January?
When is the lowest UV index in Hempstead?
What is the UV index intensity in January in Hempstead?
Average temperature in January
Hempstead, NY
- Average high temperature in January: 37.6°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (37.6°F).
- Average low temperature in January: 28.8°F
The month with the highest average low temperature is July (71.4°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).
Average pressure in January
Hempstead, NY
- Average pressure in January: 30.05"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in January
Hempstead, NY
- Average wind speed in January: 12.7mph
The windiest month (with the highest average wind speed) is January (12.7mph).
The calmest month (with the lowest average wind speed) is July (8.3mph).
Average humidity in January
Hempstead, NY
- Average humidity in January: 73%
The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is November (71%).
Average rainfall in January
Hempstead, NY
- Average rainfall in January: 0.47"
The wettest month (with the highest rainfall) is July (0.98").
The driest month (with the least rainfall) is September (0.31").
Average rainfall days in January
Hempstead, NY
- Average rainfall days in January: 5.2 days
The month with the highest number of rainy days is July (12.7 days).
The months with the least rainy days are January and November (5.2 days).
Average snowfall in January
Hempstead, NY
- Average snowfall in January: 0.16"
The month with the highest snowfall is March (0.2").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in January
Hempstead, NY
- Average snowfall days in January: 2.5 days
The month with the highest number of snowfall days is February (3.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Hempstead, NY
- Average daylight in January: 9h and 4min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in January: 5h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in January
Hempstead, NY
- Average sunshine days in January: 23.4 days
The month with the most sunshine days is January (23.4 days).
The month with the least sunshine days is June (14.9 days).
Average UV index in January
Hempstead, NY
- Average UV index in January: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March and December (UV index 2).
Average cloud cover in January
Hempstead, NY
- Average cloud cover in January: 43
The months with the most cloud cover are February and December (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 27).
Average visibility in January
Hempstead, NY
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Hempstead, New York, USA
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