January weather forecast
Sulphur, IN

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Weather in January

January, like December, in Sulphur, Indiana, is a wintry winter month, with temperature in the range of an average low of 25.7°F (-3.5°C) and an average high of 38.8°F (3.8°C).

Temperature

Sulphur experiences its lowest average temperatures in January, reaching a peak of 38.8°F (3.8°C) and a minimum of 25.7°F (-3.5°C).

Humidity

The average relative humidity in January is 79%.

Rainfall

In January, the rain falls for 10.3 days. Throughout January, 1.85" (47mm) of precipitation is accumulated. In Sulphur, during the entire year, the rain falls for 160 days and collects up to 29.45" (748mm) of precipitation.

Snowfall

Months with snowfall are January through April, September through December. January is the month with the most snowfall. Snow falls for 7.6 days and accumulates 2.24" (57mm) of snow.

Daylight

In Sulphur, the average length of the day in January is 9h and 52min.
On the first day of the month, sunrise is at 8:02 am and sunset at 5:36 pm. On the last day of January, in Sulphur, sunrise is at 7:51 am and sunset at 6:06 pm EST.

Sunshine

In January, the average sunshine in Sulphur is 4.5h.

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 estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the average person.
Note: A daily maximum UV index of 2 in January translates into the following instructions:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.

Frequently asked questions

What are the coldest months?

During the coldest month in Sulphur, January, temperatures average a high of 38.8°F (3.8°C) and a low of 25.7°F (-3.5°C).

Is January cold?

The high-temperature during January is 38.8°F (3.8°C) and the low-temperature is 25.7°F (-3.5°C).

What is the average humidity in January?

In January, the average relative humidity is 79%.

How many days does it rain in January?

In Sulphur, during January, the rain falls for 10.3 days and regularly aggregates up to 1.85" (47mm) of precipitation.

When does it snow the most?

The month with the most snowfall is January, when snow falls for 7.6 days and typically aggregates up to 2.24" (57mm) of snow.

How much does it snow in January?

In Sulphur, in January, snow falls for 7.6 days, with typically accumulated 2.24" (57mm) of snow.

What is the average length of the day in January?

In January, the average day length is 9h and 52min.

When is the sunrise / sunset in January?

On the first day of January, sunrise is at 8:02 am and sunset at 5:36 pm. On the last day of the month, sunrise is at 7:51 am and sunset at 6:06 pm EST.

How long on average sun shines in January?

In January, the average sunshine duration is 4.5h.

When is the lowest UV index?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

How high is the UV index in January?

In Sulphur, Indiana, the average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Sulphur, IN

Average temperature in January - Sulphur, IN
  • Average high temperature in January: 38.8°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in January: 25.7°F

The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).

Average pressure in January
Sulphur, IN

Average pressure in January - Sulphur, 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 (29.95"Hg).

Average wind speed in January
Sulphur, IN

Average wind speed in January - Sulphur, IN
  • Average wind speed in January: 7.7mph

The windiest months (with the highest average wind speed) are January and February (7.7mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

Average humidity in January
Sulphur, IN

Average humidity in January - Sulphur, IN
  • Average humidity in January: 79%

The months with the highest relative humidity are February and December (80%).
The month with the lowest relative humidity is October (74%).

Average rainfall in January
Sulphur, IN

Average rainfall in January - Sulphur, IN
  • Average rainfall in January: 1.85"

The wettest month (with the highest rainfall) is April (3.31").
The driest month (with the least rainfall) is September (1.61").

Average rainfall days in January
Sulphur, IN

Average rainfall days in January - Sulphur, IN
  • Average rainfall days in January: 10.3 days

The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is November (9.8 days).

Average snowfall in January
Sulphur, IN

Average snowfall in January - Sulphur, IN
  • Average snowfall in January: 2.24"

The month with the highest snowfall is January (2.24").
The months with the least snowfall are May, June, July and August (0").

Average snowfall days in January
Sulphur, IN

Average snowfall days in January - Sulphur, IN
  • Average snowfall days in January: 7.6 days

The month with the highest number of snowfall days is January (7.6 days).
The months with the least snowfall days are May, June, July and August (0 days).

Average daylight in January /
Average sunshine in January
Sulphur, IN

Average daylight in January / Average sunshine in January - Sulphur, 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 36min).

  • Average sunshine in January: 4h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 24min).

Average sunshine days in January
Sulphur, IN

Average sunshine days in January - Sulphur, IN
  • Average sunshine days in January: 14.8 days

The month with the most sunshine days is October (19.1 days).
The month with the least sunshine days is May (11.1 days).

Average UV index in January
Sulphur, IN

Average UV index in January - Sulphur, 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
Sulphur, IN

Average cloud cover in January - Sulphur, IN
  • Average cloud cover in January: 56

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in January
Sulphur, IN

Average visibility in January - Sulphur, IN
  • Average visibility in January: 5mi

The months with the highest visibility are March, April, June, August, October and November (6mi).
The months with the lowest visibility are January, February, May, July, September and December (5mi).

Sulphur, Indiana, USA

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