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
In Petersburg, January records the lowest average temperatures, peaking at 37.9°F (3.3°C) and reaching a low of 25°F (-3.9°C).Humidity
The average relative humidity in January is 78%.Rainfall
In January, in Petersburg, Indiana, the rain falls for 9.3 days. Throughout January, 2.01" (51mm) of precipitation is accumulated. In Petersburg, during the entire year, the rain falls for 151.2 days and collects up to 26.3" (668mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. January is the month with the most snowfall in Petersburg. Snow falls for 6.8 days and accumulates 1.85" (47mm) of snow.Daylight
The average length of the day in January is 9h and 50min.On the first day of the month, sunrise is at 8:06 am and sunset at 5:38 pm. On the last day of January, sunrise is at 7:55 am and sunset at 6:09 pm EST.
Sunshine
In Petersburg, the average sunshine in January is 4.6h.UV index
January, February, November 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 health risk from exposure to the Sun's UV rays for the ordinary person.Note: In January, an average UV index of 2 transforms into the following instructions:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Direct Sun exposure should be minimized especially during midday when radiation is most intense. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Frequently asked questions
What is the coldest month in Petersburg?
How cold does it get in Petersburg in January?
What is the average humidity in January in Petersburg?
How much does it rain in Petersburg in January?
What is the snowiest month in Petersburg?
How much does it snow in Petersburg in January?
How many hours of daylight does Petersburg have in January?
When are sunrise and sunset in January in Petersburg?
How many hours of sunshine does Petersburg have in January?
What is the month with the lowest UV index in Petersburg?
How high is the UV index in January in Petersburg?
Average temperature in January
Petersburg, IN
- Average high temperature in January: 37.9°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (37.9°F).
- Average low temperature in January: 25°F
The month with the highest average low temperature is July (67.3°F).
The coldest month (with the lowest average low temperature) is January (25°F).
Average pressure in January
Petersburg, IN
- Average pressure in January: 30.16"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in January
Petersburg, IN
- Average wind speed in January: 9.3mph
The windiest months (with the highest average wind speed) are January, February and April (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in January
Petersburg, IN
- Average humidity in January: 78%
The month with the highest relative humidity is May (81%).
The month with the lowest relative humidity is October (71%).
Average rainfall in January
Petersburg, IN
- Average rainfall in January: 2.01"
The wettest month (with the highest rainfall) is April (3.19").
The driest month (with the least rainfall) is September (1.38").
Average rainfall days in January
Petersburg, IN
- Average rainfall days in January: 9.3 days
The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is November (9.2 days).
Average snowfall in January
Petersburg, IN
- Average snowfall in January: 1.85"
The month with the highest snowfall is January (1.85").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Petersburg, IN
- Average snowfall days in January: 6.8 days
The month with the highest number of snowfall days is January (6.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Petersburg, IN
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January: 4h and 4min
The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 4h and 24min).
Average sunshine days in January
Petersburg, IN
- Average sunshine days in January: 15.8 days
The month with the most sunshine days is October (18.7 days).
The month with the least sunshine days is May (9.8 days).
Average UV index in January
Petersburg, IN
- Average UV index in January: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in January
Petersburg, IN
- Average cloud cover in January: 55
The month with the most cloud cover is January (Cloud cover 55).
The months with the least cloud cover are June and August (Cloud cover 29).
Average visibility in January
Petersburg, IN
- 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).
Petersburg, Indiana, USA
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