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
January is the month when Helfenstein sees the lowest average temperatures, with a high of 32°F (0°C) and a low of 20.1°F (-6.6°C).Humidity
In January, the average relative humidity is 80%.Rainfall
In Helfenstein, during January, the rain falls for 5.8 days and regularly aggregates up to 1.06" (27mm) of precipitation. In Helfenstein, during the entire year, the rain falls for 129.2 days and collects up to 16.42" (417mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In January, it is snowing for 8 days. Throughout January, 2.13" (54mm) of snow is accumulated. In Helfenstein, during the entire year, snow falls for 28.6 days and aggregates up to 9.37" (238mm) of snow.Daylight
In Helfenstein, the average length of the day in January is 9h and 39min.On the first day of January, sunrise is at 7:29 am and sunset at 4:48 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 5:21 pm EST.
Sunshine
The average sunshine in January is 4.2h.UV index
The months with the lowest UV index in Helfenstein are January through March, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the ordinary person.Note: During January, 2 as the daily maximum UV index converts into the following advice:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest?
How cold is it in January?
What is the average humidity in January?
How much does it rain in January?
How much does it snow in January?
What is the average length of the day in January in Helfenstein?
What time are sunrise and sunset in January?
How many hours of sunshine does Helfenstein have in January?
What are the months with the lowest UV index?
How high is the UV index in January?
Average temperature in January
Helfenstein, PA
- Average high temperature in January: 32°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (32°F).
- Average low temperature in January: 20.1°F
The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).
Average pressure in January
Helfenstein, PA
- Average pressure in January: 30.09"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in January
Helfenstein, PA
- Average wind speed in January: 8mph
The windiest months (with the highest average wind speed) are March and April (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in January
Helfenstein, PA
- Average humidity in January: 80%
The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are March and April (77%).
Average rainfall in January
Helfenstein, PA
- Average rainfall in January: 1.06"
The wettest months (with the highest rainfall) are May and July (1.97").
The driest month (with the least rainfall) is February (0.98").
Average rainfall days in January
Helfenstein, PA
- Average rainfall days in January: 5.8 days
The month with the highest number of rainy days is May (15.4 days).
The month with the least rainy days is January (5.8 days).
Average snowfall in January
Helfenstein, PA
- Average snowfall in January: 2.13"
The month with the highest snowfall is February (2.2").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Helfenstein, PA
- Average snowfall days in January: 8 days
The month with the highest number of snowfall days is January (8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Helfenstein, PA
- 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: 4h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 6min).
Average sunshine days in January
Helfenstein, PA
- Average sunshine days in January: 19.4 days
The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is May (12.5 days).
Average UV index in January
Helfenstein, PA
- Average UV index in January: 2
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in January
Helfenstein, PA
- Average cloud cover in January: 54
The month with the most cloud cover is February (Cloud cover 56).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in January
Helfenstein, PA
- Average visibility in January: 5mi
The months with the highest visibility are March, April, November and December (6mi).
The months with the lowest visibility are January, February, May, June, July, August, September and October (5mi).
Helfenstein, Pennsylvania, USA
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