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 onset of January manifests an average high-temperature of a still subzero cold 30.6°F (-0.8°C), demonstrating a minor variation from the preceding month. Rochford's average low-temperature is measured at a still subzero cold 17.1°F (-8.3°C) during January.Humidity
January and February, with an average relative humidity of 79%, are the most humid months in Rochford.Rainfall
The month with the least rainfall in Rochford is January, when the rain falls for 3.7 days and typically collects 0.55" (14mm) of precipitation.Snowfall
Months with snowfall in Rochford are January through June, September through December. In Rochford, in January, snow falls for 11.7 days, with typically accumulated 2.87" (73mm) of snow. Throughout the year, there are 66.6 snowfall days, and 34.53" (877mm) of snow is accumulated.Daylight
In Rochford, the average length of the day in January is 9h and 20min.On the first day of January, sunrise is at 7:29 am and sunset at 4:26 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 5:02 pm MST.
Sunshine
In January, the average sunshine is 6h.UV index
January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.Note: In January, the maximum UV index of 2 translates into these guidelines:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Frequently asked questions
How cold is January in Rochford?
What are the most humid months in Rochford?
What is the average humidity in January in Rochford?
What is the driest month in Rochford?
How much does it rain in Rochford in January?
How many days does it snow in January in Rochford?
How many hours of daylight does Rochford have in January?
When are sunrise and sunset in January in Rochford?
How long on average sun shines in January in Rochford?
What are the months with the lowest UV index in Rochford?
What is the UV index reading in January in Rochford?
Average temperature in January
Rochford, SD
- Average high temperature in January: 30.6°F
The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is December (29.7°F).
- Average low temperature in January: 17.1°F
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is February (15.4°F).
Average pressure in January
Rochford, SD
- Average pressure in January: 30.14"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in January
Rochford, SD
- Average wind speed in January: 9.8mph
The windiest month (with the highest average wind speed) is October (9.9mph).
The calmest month (with the lowest average wind speed) is August (7.6mph).
Average humidity in January
Rochford, SD
- Average humidity in January: 79%
The months with the highest relative humidity are January and February (79%).
The months with the lowest relative humidity are August and September (51%).
Average rainfall in January
Rochford, SD
- Average rainfall in January: 0.55"
The wettest month (with the highest rainfall) is May (1.93").
The driest month (with the least rainfall) is January (0.55").
Average rainfall days in January
Rochford, SD
- Average rainfall days in January: 3.7 days
The month with the highest number of rainy days is June (14.2 days).
The month with the least rainy days is November (2.7 days).
Average snowfall in January
Rochford, SD
- Average snowfall in January: 2.87"
The month with the highest snowfall is April (6.54").
The months with the least snowfall are July and August (0").
Average snowfall days in January
Rochford, SD
- Average snowfall days in January: 11.7 days
The month with the highest number of snowfall days is January (11.7 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in January /
Average sunshine in January
Rochford, SD
- Average daylight in January: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in January: 6h and 0min
The month with the most sunshine is August (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 5h and 54min).
Average sunshine days in January
Rochford, SD
- Average sunshine days in January: 17.8 days
The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is June (12.3 days).
Average UV index in January
Rochford, SD
- Average UV index in January: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in January
Rochford, SD
- Average cloud cover in January: 38
The months with the most cloud cover are February and April (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 16).
Average visibility in January
Rochford, SD
- Average visibility in January: 5mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Rochford, South Dakota, USA
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