Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
With the onset of December, Delphos's average high-temperature adjusts, receding from November's chilly 48.4°F (9.1°C) to a cold 35.2°F (1.8°C). Delphos experiences a mean low-temperature of 23.2°F (-4.9°C) during December.Humidity
In December, the average relative humidity is 78%.Rainfall
The months with the least rainfall are February and December Rain falls for 5.4 days and accumulates 0.71" (18mm) of rain.Snowfall
January through May, October through December are months with snowfall. In Delphos, in December, snow falls for 5.8 days, with typically accumulated 1.42" (36mm) of snow. Throughout the year, there are 28.7 snowfall days, and 11.85" (301mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 18min of daylight.On the first day of the month, sunrise is at 7:22 am and sunset at 4:50 pm. On the last day of December, sunrise is at 7:41 am and sunset at 5:00 pm CST.
Sunshine
In December, the average sunshine in Delphos is 5h.UV index
In Delphos, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: In December, a daily maximum UV index of 2 leads to the following instructions:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December?
What is the driest month?
How much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
How many hours of sunshine does Delphos have in December?
What is the UV index intensity in December?
Average temperature in December
Delphos, IA
- Average high temperature in December: 35.2°F
The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (30.6°F).
- Average low temperature in December: 23.2°F
The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (16.9°F).
Average pressure in December
Delphos, IA
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in December
Delphos, IA
- Average wind speed in December: 9.9mph
The windiest months (with the highest average wind speed) are January, February and March (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).
Average humidity in December
Delphos, IA
- Average humidity in December: 78%
The month with the highest relative humidity is June (82%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Delphos, IA
- Average rainfall in December: 0.71"
The wettest month (with the highest rainfall) is June (3.86").
The driest months (with the least rainfall) are February and December (0.71").
Average rainfall days in December
Delphos, IA
- Average rainfall days in December: 5.4 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (4.1 days).
Average snowfall in December
Delphos, IA
- Average snowfall in December: 1.42"
The month with the highest snowfall is January (3.54").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Delphos, IA
- Average snowfall days in December: 5.8 days
The month with the highest number of snowfall days is January (8.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Delphos, IA
- Average daylight in December: 9h and 2min
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 18min).
- Average sunshine in December: 5h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).
Average sunshine days in December
Delphos, IA
- Average sunshine days in December: 20.5 days
The month with the most sunshine days is November (21.2 days).
The month with the least sunshine days is May (10.6 days).
Average UV index in December
Delphos, IA
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in December
Delphos, IA
- Average cloud cover in December: 46
The month with the most cloud cover is January (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility in December
Delphos, IA
- Average visibility in December: 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).
Delphos, Iowa, USA
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