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
Rochester registers an average high-temperature of a still mild 56.1°F (13.4°C) at the commencement of January, closely related to the preceding month. In January, in Rochester, the average low-temperature is a wintry 37°F (2.8°C).Humidity
In Rochester, Texas, the average relative humidity in January is 52%.Rainfall
In Rochester, during January, the rain falls for 3.7 days and regularly aggregates up to 0.67" (17mm) of precipitation. Throughout the year, there are 96.8 rainfall days, and 16.42" (417mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In Rochester, in January, during 1.1 snowfall days, 0.31" (8mm) of snow is typically accumulated. Throughout the year, there are 5.3 snowfall days, and 3.46" (88mm) of snow is accumulated.Daylight
In Rochester, the average length of the day in January is 10h and 14min.On the first day of January, sunrise is at 7:43 am and sunset at 5:42 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 6:09 pm CST.
Sunshine
In Rochester, the average sunshine in January is 7.4h.UV index
In Rochester, the average daily maximum UV index in January is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: In January, a regular UV index of 4 translates into these guidelines:
Put precautions into practice - Protective measures against sun-induced damage are advised. Around midday, solar radiation is most harmful; hence, exposure should be limited. To cut down UV radiation exposure by about half, sport a wide-brim hat. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average January temperature?
What is the average humidity in January?
How much does it rain in January?
How much does it snow in January?
How many hours of daylight does Rochester have in January?
What time are sunrise and sunset in January?
How long on average sun shines in January?
How high is the UV index in January?
Average temperature in January
Rochester, TX
- Average high temperature in January: 56.1°F
The warmest month (with the highest average high temperature) is August (97.2°F).
The month with the lowest average high temperature is December (55.6°F).
- Average low temperature in January: 37°F
The months with the highest average low temperature are July and August (76.6°F).
The coldest month (with the lowest average low temperature) is January (37°F).
Average pressure in January
Rochester, TX
- Average pressure in January: 30.15"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in January
Rochester, TX
- Average wind speed in January: 10.4mph
The windiest month (with the highest average wind speed) is April (13.2mph).
The calmest month (with the lowest average wind speed) is September (9.4mph).
Average humidity in January
Rochester, TX
- Average humidity in January: 52%
The months with the highest relative humidity are September, October, November and December (56%).
The month with the lowest relative humidity is August (45%).
Average rainfall in January
Rochester, TX
- Average rainfall in January: 0.67"
The wettest month (with the highest rainfall) is May (2.56").
The driest month (with the least rainfall) is February (0.63").
Average rainfall days in January
Rochester, TX
- Average rainfall days in January: 3.7 days
The month with the highest number of rainy days is May (12.4 days).
The month with the least rainy days is January (3.7 days).
Average snowfall in January
Rochester, TX
- Average snowfall in January: 0.31"
The month with the highest snowfall is February (1.46").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Rochester, TX
- Average snowfall days in January: 1.1 days
The month with the highest number of snowfall days is February (1.9 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
Rochester, TX
- Average daylight in January: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in January: 7h and 2min
The month with the most sunshine is June (Average sunshine: 11h and 30min).
The months with the least sunshine are November and December (Average sunshine: 6h and 30min).
Average sunshine days in January
Rochester, TX
- Average sunshine days in January: 25.9 days
The month with the most sunshine days is January (25.9 days).
The month with the least sunshine days is May (15.8 days).
Average UV index in January
Rochester, TX
- Average UV index in January: 4
The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in January
Rochester, TX
- Average cloud cover in January: 21
The month with the most cloud cover is March (Cloud cover 26).
The month with the least cloud cover is August (Cloud cover 16).
Average visibility in January
Rochester, TX
- 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).
Rochester, Texas, USA
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