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 sea temperature 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
With an average high-temperature of 36°F (2.2°C) and an average low-temperature of 26.2°F (-3.2°C), January is the coldest month in Riverside.Humidity
The average relative humidity in January in Riverside is 73%.Rainfall
The month with the least rainfall is January, when the rain falls for 8.6 days and typically collects 2.44" (62mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. In Riverside, in January, during 7.1 snowfall days, 2.05" (52mm) of snow is typically accumulated. In Riverside, Connecticut, during the entire year, snow falls for 24.8 days and aggregates up to 9.33" (237mm) of snow.Ocean temperature
In Riverside, the average seawater temperature in January is 41.7°F (5.4°C).Note: If planning to swim in 41.7°F (5.4°C) under 50°F (10°C), wear a protective suit. Neglecting this advice might cause immediate cold shock and troubled breathing. A splash around 55.4°F (13°C) is not much warmer.
Daylight
In January, the average length of the day is 9h and 37min.On the first day of the month, sunrise is at 7:19 am and sunset at 4:36 pm. On the last day of January, sunrise is at 7:06 am and sunset at 5:09 pm EST.
Sunshine
The average sunshine in January is 5h.UV index
January through March, November and 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 low health risk from exposure to the Sun's UV radiation for average individuals.Note: In January, a daily UV index of 2 turns into the following recommendations:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Frequently asked questions
What is the coldest time of year in Riverside?
How cold is January in Riverside?
What is the average humidity in January in Riverside?
What is the driest month in Riverside?
How much does it rain in Riverside in January?
How much does it snow in Riverside in January?
How cold is the water in January in Riverside?
How many hours of daylight does Riverside have in January?
When are sunrise and sunset in January in Riverside?
How long on average sun shines in January in Riverside?
When is the lowest UV index in Riverside?
What is the UV index intensity in January in Riverside?
Average temperature in January
Riverside, CT
- Average high temperature in January: 36°F
The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (36°F).
- Average low temperature in January: 26.2°F
The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).
Average pressure in January
Riverside, CT
- Average pressure in January: 30.05"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in January
Riverside, CT
- Average wind speed in January: 10.1mph
The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).
Average humidity in January
Riverside, CT
- Average humidity in January: 73%
The months with the highest relative humidity are February, May, June and December (75%).
The month with the lowest relative humidity is August (71%).
Average rainfall in January
Riverside, CT
- Average rainfall in January: 2.44"
The wettest month (with the highest rainfall) is July (4.13").
The driest month (with the least rainfall) is January (2.44").
Average rainfall days in January
Riverside, CT
- Average rainfall days in January: 8.6 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (8.6 days).
Average snowfall in January
Riverside, CT
- Average snowfall in January: 2.05"
The month with the highest snowfall is February (2.6").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Riverside, CT
- Average snowfall days in January: 7.1 days
The month with the highest number of snowfall days is February (7.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in January
Riverside, CT
- Average sea temperature in January: 41.6°F
The best month for swimming (with the highest average sea temperature) is August (73.1°F).
The coldest month (with the lowest average sea temperature) is February (39.5°F).
Average daylight in January /
Average sunshine in January
Riverside, CT
- Average daylight in January: 9h and 4min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in January: 5h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 4h and 42min).
Average sunshine days in January
Riverside, CT
- Average sunshine days in January: 17.1 days
The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is June (11.1 days).
Average UV index in January
Riverside, CT
- Average UV index in January: 2
The months with the highest UV index are June, July and August (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
Riverside, CT
- Average cloud cover in January: 45
The month with the most cloud cover is December (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in January
Riverside, CT
- 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).
Riverside, Connecticut, USA
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