Climate and monthly weather forecast
Millville, DE

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Climate and monthly weather forecast

The climate of Millville

Known for its humid subtropical climate, Millville, Delaware falls under the Köppen climate classification of Cfa. The geographical position of Millville has a significant impact on its weather, with no distinctive dry season noticeable in its annual climate calendar. But the climate is attractively temperate, with variations in humidity, rainfall, wind speed, and temperature.

Throughout the year, the weather in Millville undergoes alterations in accordance to the changing seasons. Temperatures fluctuate from a low of 32.9°F (0.5°C) in January to an anticipated high of 80.2°F (26.8°C) in July. Accompanying the varying temperatures, values for relative humidity range from 74% in January and November up to a peak of 82% in May. Wind speeds reveal a decreasing trend from a high of 12.8mph (20.6km/h) in January to a low of 8.9mph (14.3km/h) in July.

Rainfall in Millville is relatively well-distributed across the year, with slightly elevated rain occurrences recorded between July to October. Maximum recorded rainfall peaks at 2.87" (73mm) in July and August. Millville experiences an occasional flurry of snowfall, predominantly during the winter months of January and February, with snow-free months from March to November.

The best time to visit Millville

Statistics reveal the most pleasant months for visiting Millville are between May to October. During this period, tourists can experience temperatures rising from 66.2°F (19°C) to an agreeable 80.2°F (26.8°C), accompanied by a relative decrease in wind speed. It necessitates noting that rain occurrences peak at this time with the highest rainfall recorded at 2.87" (73mm) in July and August. However, rainfall is generally well-distributed and light, implying occasional showers rather than persistent rainy days.

The worst time to visit Millville

Advisably, the period between November to February signifies less favorable conditions for visiting Millville. Winter temperatures reach lows of 32.9°F (0.5°C) to 34.3°F (1.3°C), accompanied by increased wind speeds up to 12.8mph (20.6km/h) and 12.6mph (20.3km/h) during January and February respectively. Snowfall also occurs during the winter months, particularly January and February but remains limited in quantity, rarely exceeding 0.87" (22mm).

Spring weather in Millville

The weather in Millville during spring, specifically from March to May, is typically mild and pleasant. Temperatures during this period range from 48.2°F (9°C) to 66.2°F (19°C), witnessing a steady increase. Relative humidity also tends to rise, reaching its highest levels at 82% in May. It is also the time when daylight length extends, benefiting from up to 14.3 hours of daylight in May.

Summer weather in Millville

Summer months in Millville from June to August yield higher temperatures peaking at around 80.2°F (26.8°C) in July. It is the most humid period, with relative humidity levels hovering around the 79-80% mark. Rainfall levels are also at their peak aspect, with the city receiving maximum monthly rainfall of 2.87" (73mm) in July and August.

Autumn weather in Millville

Autumn, encompassing September to November, in Millville brings a progressive decrease in temperatures from 74.3°F (23.5°C) to 55°F (12.8°C). Simultaneously, there is a relative decline in humidity levels from 78% to 74%. Rainfall levels in these months continue to remain significant, peaking at 2.8" (71mm) in October.

Winter weather in Millville

Winter months observe lower temperatures and humidity levels in Millville. The temperatures hover between 32.9°F (0.5°C) to 47.8°F (8.8°C) from December to February, while the relative humidity ranges from 74-76%. Snowfall is at its highest with 0.83" (21mm) in December and 0.87" (22mm) in January. However, despite the lower temperatures and occasional snow, Millville stays accessible even during the winter months, thanks to its coastal location.

Weather in January

Initiating the year, January in Millville, Delaware brings a blend of cold wind and frequent rainfall. Temperatures plunge to lows of 32.9°F (0.5°C) while the highest readings reach just 42.1°F (5.6°C), leaving the atmosphere chilly throughout the month. Weather in January »

Weather in February

As February unfolds in Millville, expect a marginal increase in temperature and longer daylight hours. The city receives an average rainfall of 1.81" (46mm), which is marginally higher than January, increasing the dampness in the air. Weather in February »

Weather in March

March announces the arrival of spring in Millville, bringing milder weather compared to the preceding winter months. Temperatures rise noticeably, maxing at nearly 48.2°F (9°C), contributing to the intermittent mild and crisp days. Weather in March »

Weather in April

April in Millville, Delaware experiences a marked rise in heat, marking the progression towards summer. The maximum temperature touches a pleasant 57.4°F (14.1°C), promoting an enjoyable spring ambiance. Concurrently, daylight hours further augment, facilitating the blooming of colorful flowers citywide. Weather in April »

Weather in May

May witnesses the advent of summer heat in Millville, with temperature and relative humidity taking an upward turn. The thermometer scales stretch to highs of 66.2°F (19°C), announcing the arrival of the warm season. Frequent rain showers contribute to an increase in relative humidity to 82%, making the weather more balmy. Weather in May »

Weather in June

June brings the heat of a full-fledged summer to Millville. Slightly drier weather prevails as the clouds dissipate to allow for more sunshine, reaching a peak of 14.8 daylight hours. On the flip side, temperatures surge, challenging the comfort level in the city. Weather in June »

Weather in July

Hitting the peak of summer, July in Millville witnesses the soaring of temperatures to a zenith of 80.2°F (26.8°C). This makes it the hottest month of the year, significantly increasing the need for sun protection and hydration. Weather in July »

Weather in August

With August, Millville enters the last phase of summer, heralding slightly eased weather conditions. The city is not entirely free of summer's grasp, but a slight decrease in maximum temperature to 79.7°F (26.5°C) provides some relief. Weather in August »

Weather in September

The arrival of September in Millville signifies the transition from summer to autumn, with noticeable changes in temperature and humidity. A marked decrease in the highest temperature to 74.3°F (23.5°C) provides a more comfortable environmental condition. Weather in September »

Weather in October

October in Millville introduces the city to autumn in full bloom. The crisp air, cool temperatures, and gentle breezes create the perfect setting for outdoor activities. Fall foliage brings an array of color and beauty to the cityscape. Weather in October »

Weather in November

November in Millville experiences a sharp drop in temperature, signaling the onset of winter. The city begins to cool down considerably, and daylight hours reduce significantly. Residents start bundling up as cooler air envelops the city, while the landscape transforms from vivid autumn hues to a more subdued palette. Weather in November »

Weather in December

December rings in full winter mode in Millville, Delaware, with cold temperatures and increased snowfall. Temperatures slide to frigid levels, reaching lows of 39.7°F (4.3°C). This serves as a precursor to the biting winter that awaits the city in the ensuing months. Weather in December »
Updated: Aug 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?
Millville experiences its lowest temperatures in January, with an average peak of 42.1°F (5.6°C) and a low of 32.9°F (0.5°C).
What are the least humid months?
The months with the lowest humidity are January and November, with an average relative humidity of 74%.
What is the driest month?
January is the month with the least rainfall. Rain falls for 7.4 days and accumulates 1.5" (38mm) of precipitation.
How much does it rain?
Throughout the year, there are 144.6 rainfall days, and 25.51" (648mm) of precipitation is accumulated.
When does it snow?
January through March, November and December are months with snowfall.
How much does it snow?
In Millville, during the entire year, snow falls for 8.8 days and aggregates up to 2.48" (63mm) of snow.
What are the months with the lowest UV index?
The months with the lowest UV index in Millville are January and December, with an average maximum UV index of 2.
What is the snowiest month?
The month with the most snowfall is February, when snow falls for 2.5 days and typically aggregates up to 0.87" (22mm) of snow.
What is the month with the least sunshine?
The months with the least sunshine are February and December, with an average of 5.1h of sunshine.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.
When it does not snow?
In Millville, snow does not fall in April through October.
What is the most humid month?
May is the most humid month, with an average relative humidity of 82%.
What is the month with the highest UV index?
May through August, with an average maximum UV index of 6, are months with the highest UV index.
When are the longest days?
With an average of 14h and 48min of daylight, June has the longest days of the year.
What is the hottest time of year?
July is the month that records the highest temperatures, with averages ranging from a high of 80.2°F (26.8°C) to a low of 73.4°F (23°C).
What is the wettest month?
The months with the most rainfall are July and August, with an average 2.87" (73mm) of precipitation.
What month has the most sunshine?
With an average of 10.9h of sunshine, July has the most sunshine of the year.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 30min of daylight.
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Average temperature - Millville, DE
Average temperature
Millville, DE

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (42.1°F).

The month with the highest average low temperature is July (73.4°F).
The coldest month (with the lowest average low temperature) is January (32.9°F).

Average pressure - Millville, DE
Average pressure
Millville, DE

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed - Millville, DE
Average wind speed
Millville, DE

The windiest month (with the highest average wind speed) is January (12.8mph).
The calmest month (with the lowest average wind speed) is August (8.7mph).

Average humidity - Millville, DE
Average humidity
Millville, DE

The month with the highest relative humidity is May (82%).
The months with the lowest relative humidity are January and November (74%).

Average rainfall - Millville, DE
Average rainfall
Millville, DE

The wettest months (with the highest rainfall) are July and August (2.87").
The driest month (with the least rainfall) is January (1.5").

Average rainfall days - Millville, DE
Average rainfall days
Millville, DE

The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is January (7.4 days).

Average snowfall - Millville, DE
Average snowfall
Millville, DE

The month with the highest snowfall is February (0.87").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days - Millville, DE
Average snowfall days
Millville, DE

The month with the highest number of snowfall days is January (2.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight / Average sunshine - Millville, DE
Average daylight / Average sunshine
Millville, DE

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).

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The months with the least sunshine are February and December (Average sunshine: 5h and 6min).

Average sunshine days - Millville, DE
Average sunshine days
Millville, DE

The month with the most sunshine days is January (19.7 days).
The month with the least sunshine days is July (12.9 days).

Average UV index - Millville, DE
Average UV index
Millville, DE

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 and December (UV index 2).

Average cloud cover - Millville, DE
Average cloud cover
Millville, DE

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 26).

Average visibility - Millville, DE
Average visibility
Millville, DE

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).

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