December weather forecastMiamisburg, OH
December
Weather in December
The first month of the winter, December, is also a wintry month in Miamisburg, Ohio, with an average temperature ranging between min 29.3°F (-1.5°C) and max 39.9°F (4.4°C).Temperature
Miamisburg in December experiences a subtle temperature decline, with average high-temperatures reducing from a frosty 49.6°F (9.8°C) in November to a cold 39.9°F (4.4°C). During the nights in December, Miamisburg experiences a consistent average temperature of 29.3°F (-1.5°C).Humidity
In December, the average relative humidity is 81%.Rainfall
In December, in Miamisburg, the rain falls for 9.8 days. Throughout December, 1.57" (40mm) of precipitation is accumulated. In Miamisburg, during the entire year, the rain falls for 139.3 days and collects up to 19.92" (506mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. In Miamisburg, in December, snow falls for 6.3 days, with typically accumulated 1.61" (41mm) of snow. In Miamisburg, during the entire year, snow falls for 29.2 days and aggregates up to 7.44" (189mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 24min of daylight.On the first day of December, sunrise is at 7:39 am and sunset at 5:13 pm. On the last day of the month, sunrise is at 7:57 am and sunset at 5:23 pm EST.
Sunshine
In Miamisburg, Ohio, the average sunshine in December is 4.1h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: In December, a daily maximum UV index of 2 leads to the following instructions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. 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
Average temperature in December
Miamisburg, OH
- Average high temperature in December: 39.9°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (34°F).
- Average low temperature in December: 29.3°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).
Average pressure in December
Miamisburg, OH
- Average pressure in December: 30.12"Hg
The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Miamisburg, OH
- Average wind speed in December: 9mph
The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in December
Miamisburg, OH
- Average humidity in December: 81%
The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is October (74%).
Average rainfall in December
Miamisburg, OH
- Average rainfall in December: 1.57"
The wettest month (with the highest rainfall) is May (2.64").
The driest month (with the least rainfall) is October (1.18").
Average rainfall days in December
Miamisburg, OH
- Average rainfall days in December: 9.8 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (7.4 days).
Average snowfall in December
Miamisburg, OH
- Average snowfall in December: 1.61"
The month with the highest snowfall is February (1.77").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Miamisburg, OH
- Average snowfall days in December: 6.3 days
The month with the highest number of snowfall days is January (8.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Miamisburg, OH
- Average daylight in December: 9h and 24min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in December: 4h and 6min
The months with the most sunshine are June and August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in December
Miamisburg, OH
- Average sunshine days in December: 15.4 days
The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is May (12 days).
Average UV index in December
Miamisburg, OH
- Average UV index in December: 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 December
Miamisburg, OH
- Average cloud cover in December: 57
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in December
Miamisburg, OH
- 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).
