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
With its high average temperature of 51.3°F (10.7°C) and a low of 34.3°F (1.3°C), January is regarded as the coldest month.Humidity
The average relative humidity in January is 76%.Rainfall
In Grannis, in January, during 8.5 rainfall days, 1.54" (39mm) of precipitation is typically accumulated. Throughout the year, there are 136.7 rainfall days, and 26.18" (665mm) of precipitation is accumulated.Snowfall
January through March and December are months with snowfall in Grannis. In Grannis, in January, snow falls for 0.6 days, with typically accumulated 0.2" (5mm) of snow. In Grannis, Arkansas, during the entire year, snow falls for 2.6 days and aggregates up to 0.94" (24mm) of snow.Daylight
In January, the average length of the day is 10h and 11min.On the first day of the month, sunrise is at 7:23 am and sunset at 5:18 pm. On the last day of January, in Grannis, sunrise is at 7:15 am and sunset at 5:45 pm CST.
Sunshine
In January, the average sunshine in Grannis is 5.4h.UV index
In Grannis, the average daily maximum UV index in January is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: In January, the maximum UV index of 3 suggests these recommendations:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest in Grannis?
What is the usual temperature for Grannis in January?
What is the average humidity in January in Grannis?
How much does it rain in Grannis in January?
How much does it snow in Grannis in January?
How many hours of daylight does Grannis have in January?
When are sunrise and sunset in January in Grannis?
How long on average sun shines in January in Grannis?
How high is the UV index in January in Grannis?
Average temperature in January
Grannis, AR
- Average high temperature in January: 51.3°F
The warmest month (with the highest average high temperature) is July (93.4°F).
The month with the lowest average high temperature is January (51.3°F).
- Average low temperature in January: 34.3°F
The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (34.3°F).
Average pressure in January
Grannis, AR
- 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 (29.93"Hg).
Average wind speed in January
Grannis, AR
- Average wind speed in January: 6.4mph
The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in January
Grannis, AR
- Average humidity in January: 76%
The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is August (68%).
Average rainfall in January
Grannis, AR
- Average rainfall in January: 1.54"
The wettest month (with the highest rainfall) is May (3.98").
The driest month (with the least rainfall) is September (1.34").
Average rainfall days in January
Grannis, AR
- Average rainfall days in January: 8.5 days
The month with the highest number of rainy days is July (13.7 days).
The month with the least rainy days is January (8.5 days).
Average snowfall in January
Grannis, AR
- Average snowfall in January: 0.2"
The month with the highest snowfall is February (0.51").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in January
Grannis, AR
- Average snowfall days in January: 0.6 days
The month with the highest number of snowfall days is February (1.2 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Grannis, AR
- Average daylight in January: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in January: 5h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).
Average sunshine days in January
Grannis, AR
- Average sunshine days in January: 20.5 days
The month with the most sunshine days is January (20.5 days).
The months with the least sunshine days are May and August (14.8 days).
Average UV index in January
Grannis, AR
- 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
Grannis, AR
- Average cloud cover in January: 39
The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 26).
Average visibility in January
Grannis, AR
- Average visibility in January: 6mi
The months with the highest visibility are January, March, April, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are February and May (5mi).
Grannis, Arkansas, USA
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