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
Fortuna's January weather, with an average high temperature of 37.4°F (3°C) and an average low temperature of 23.7°F (-4.6°C), tends to be the coldest of the year.Humidity
In Fortuna, the average relative humidity in January is 75%.Rainfall
The month with the least rainfall is January, when the rain falls for 6.2 days and typically collects 1.3" (33mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. In Fortuna, in January, during 6 snowfall days, 3.19" (81mm) of snow is typically accumulated. Throughout the year, there are 21 snowfall days, and 10.91" (277mm) of snow is accumulated.Daylight
In Fortuna, the average length of the day in January is 9h and 50min.On the first day of the month, sunrise is at 7:28 am and sunset at 5:00 pm. On the last day of January, sunrise is at 7:17 am and sunset at 5:31 pm CST.
Sunshine
The months with the least sunshine are January and February, with an average of 4.9h of sunshine.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Fortuna. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the average person.Note: The UV index of 2 during January leads to these advisories:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Frequently asked questions
What is the coldest time of year in Fortuna?
How cold is it in Fortuna in January?
What is the average humidity in January in Fortuna?
What is the driest month in Fortuna?
How much does it rain in Fortuna in January?
How much does it snow in Fortuna in January?
How many hours of daylight does Fortuna have in January?
When is the sunrise / sunset in January in Fortuna?
What is the month with the least sunshine in Fortuna?
How many hours of sunshine does Fortuna have in January?
What is the month with the lowest UV index in Fortuna?
What is the UV index reading in January in Fortuna?
Average temperature in January
Fortuna, MO
- Average high temperature in January: 37.4°F
The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (37.4°F).
- Average low temperature in January: 23.7°F
The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).
Average pressure in January
Fortuna, MO
- 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 (29.91"Hg).
Average wind speed in January
Fortuna, MO
- Average wind speed in January: 9.5mph
The windiest months (with the highest average wind speed) are January and March (9.5mph).
The calmest month (with the lowest average wind speed) is July (6.2mph).
Average humidity in January
Fortuna, MO
- Average humidity in January: 75%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (72%).
Average rainfall in January
Fortuna, MO
- Average rainfall in January: 1.3"
The wettest month (with the highest rainfall) is May (4.25").
The driest month (with the least rainfall) is January (1.3").
Average rainfall days in January
Fortuna, MO
- Average rainfall days in January: 6.2 days
The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is January (6.2 days).
Average snowfall in January
Fortuna, MO
- Average snowfall in January: 3.19"
The month with the highest snowfall is February (3.46").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Fortuna, MO
- Average snowfall days in January: 6 days
The month with the highest number of snowfall days is February (6.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Fortuna, MO
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January: 4h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The months with the least sunshine are January and February (Average sunshine: 4h and 54min).
Average sunshine days in January
Fortuna, MO
- Average sunshine days in January: 19.3 days
The month with the most sunshine days is December (20.3 days).
The month with the least sunshine days is May (10.9 days).
Average UV index in January
Fortuna, MO
- 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, November and December (UV index 2).
Average cloud cover in January
Fortuna, MO
- Average cloud cover in January: 47
The month with the most cloud cover is February (Cloud cover 48).
The months with the least cloud cover are June and August (Cloud cover 27).
Average visibility in January
Fortuna, MO
- 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).
Fortuna, Missouri, USA
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