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 Croydon, January records the lowest average temperatures, peaking at 37.8°F (3.2°C) and reaching a low of 25.5°F (-3.6°C).Humidity
In Croydon, the average relative humidity in January is 74%.Rainfall
In Croydon, Pennsylvania, in January, during 8.9 rainfall days, 1.77" (45mm) of precipitation is typically accumulated. In Croydon, during the entire year, the rain falls for 153.2 days and collects up to 27.72" (704mm) of precipitation.Snowfall
January through May, November and December are months with snowfall in Croydon. In Croydon, in January, during 6 snowfall days, 1.85" (47mm) of snow is typically accumulated. In Croydon, during the entire year, snow falls for 19.1 days and aggregates up to 8.9" (226mm) of snow.Daylight
In January, the average length of the day in Croydon is 9h and 43min.On the first day of January, sunrise is at 7:21 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 5:16 pm EST.
Sunshine
In January, the average sunshine in Croydon is 4.9h.UV index
The months with the lowest UV index in Croydon are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for average individuals.Note: The maximum UV index of 2 during January leads to these instructions:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Frequently asked questions
What month is the coldest in Croydon?
How cold is January in Croydon?
What is the average humidity in January in Croydon?
How many days does it rain in January in Croydon?
How much does it snow in Croydon in January?
How many hours of daylight does Croydon have in January?
What time are sunrise and sunset in January in Croydon?
How long on average sun shines in January in Croydon?
When is the lowest UV index in Croydon?
What is the UV index reading in January in Croydon?
Average temperature in January
Croydon, PA
- Average high temperature in January: 37.8°F
The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (37.8°F).
- Average low temperature in January: 25.5°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (25.5°F).
Average pressure in January
Croydon, PA
- Average pressure in January: 30.08"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in January
Croydon, PA
- Average wind speed in January: 8.1mph
The windiest months (with the highest average wind speed) are March and April (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in January
Croydon, PA
- Average humidity in January: 74%
The months with the highest relative humidity are February, October and December (77%).
The month with the lowest relative humidity is April (71%).
Average rainfall in January
Croydon, PA
- Average rainfall in January: 1.77"
The wettest month (with the highest rainfall) is December (2.99").
The driest month (with the least rainfall) is September (1.57").
Average rainfall days in January
Croydon, PA
- Average rainfall days in January: 8.9 days
The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is November (8.8 days).
Average snowfall in January
Croydon, PA
- Average snowfall in January: 1.85"
The month with the highest snowfall is March (2.95").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in January
Croydon, PA
- Average snowfall days in January: 6 days
The month with the highest number of snowfall days is January (6 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Croydon, PA
- Average daylight in January: 9h and 4min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in January: 4h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in January
Croydon, PA
- Average sunshine days in January: 17.7 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (12.5 days).
Average UV index in January
Croydon, PA
- 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
Croydon, PA
- Average cloud cover in January: 45
The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in January
Croydon, PA
- 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).
Croydon, Pennsylvania, USA
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