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
January is the coldest month of the year, registering average temperatures as high as 47.8°F (8.8°C) and as low as 32°F (0°C).Humidity
In January, the average relative humidity is 67%.Rainfall
In Castle, during January, the rain falls for 6.3 days and regularly aggregates up to 1.5" (38mm) of precipitation. Throughout the year, in Castle, there are 129.9 rainfall days, and 29.06" (738mm) of precipitation is accumulated.Snowfall
January through April, September, November and December are months with snowfall. In January, it is snowing for 1.8 days. Throughout January, 0.83" (21mm) of snow is accumulated. Throughout the year, there are 7.4 snowfall days, and 3.9" (99mm) of snow is accumulated.Daylight
The average length of the day in January in Castle is 10h and 5min.On the first day of January, sunrise is at 7:34 am and sunset at 5:23 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 5:51 pm CST.
Sunshine
In January, the average sunshine in Castle is 5.9h.UV index
In Castle, the average daily maximum UV index in January is 3. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: In January, the maximum UV index of 3 transforms into these recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Frequently asked questions
What is the coldest month in Castle?
What is the average January temperature in Castle?
What is the average humidity in January in Castle?
How many days does it rain in January in Castle?
How many days does it snow in January in Castle?
What is the average length of the day in January in Castle?
When is the sunrise / sunset in January in Castle?
How many hours of sunshine does Castle have in January?
What is the UV index reading in January in Castle?
Average temperature in January
Castle, OK
- Average high temperature in January: 47.8°F
The warmest months (with the highest average high temperature) are July and August (91.8°F).
The month with the lowest average high temperature is January (47.8°F).
- Average low temperature in January: 32°F
The month with the highest average low temperature is July (72.3°F).
The coldest month (with the lowest average low temperature) is January (32°F).
Average pressure in January
Castle, OK
- 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 (29.89"Hg).
Average wind speed in January
Castle, OK
- Average wind speed in January: 10.1mph
The windiest months (with the highest average wind speed) are March and April (11mph).
The calmest months (with the lowest average wind speed) are July and August (7.4mph).
Average humidity in January
Castle, OK
- Average humidity in January: 67%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is August (65%).
Average rainfall in January
Castle, OK
- Average rainfall in January: 1.5"
The wettest month (with the highest rainfall) is May (4.72").
The driest months (with the least rainfall) are February and November (1.38").
Average rainfall days in January
Castle, OK
- Average rainfall days in January: 6.3 days
The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is January (6.3 days).
Average snowfall in January
Castle, OK
- Average snowfall in January: 0.83"
The month with the highest snowfall is February (1.81").
The months with the least snowfall are May, June, July, August and October (0").
Average snowfall days in January
Castle, OK
- Average snowfall days in January: 1.8 days
The month with the highest number of snowfall days is February (2.9 days).
The months with the least snowfall days are May, June, July, August and October (0 days).
Average daylight in January /
Average sunshine in January
Castle, OK
- Average daylight in January: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in January: 5h and 5min
The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).
Average sunshine days in January
Castle, OK
- Average sunshine days in January: 22.4 days
The month with the most sunshine days is January (22.4 days).
The month with the least sunshine days is May (13.2 days).
Average UV index in January
Castle, OK
- Average UV index in January: 3
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in January
Castle, OK
- Average cloud cover in January: 32
The month with the most cloud cover is March (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 20).
Average visibility in January
Castle, OK
- 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).
Castle, Oklahoma, USA
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