The climate of Moline
According to the Köppen climate classification,
Moline,
Illinois, resides in a Dfa zone, meaning it experiences a humid continental climate with no dry season and hot summers. The geographical position of Moline, on the western edge of Illinois and nestled along the Mississippi River, further influences its weather patterns.
Throughout the year, Moline endures a significant shift in temperatures. The monthly average highs range from 28°F (-2.2°C) in
January to an established heat of 81.7°F (27.6°C) in
July. The monthly average lows also fluctuate comprehensively, marking 15.6°F (-9.1°C) in January and peaking at 64.9°F (18.3°C) in July. This suggests a notable difference between the cold winters and the hot summers. Humidity, staying around 70% to 80% year-round, adds to the wet, muggy character of the climate.
Rainfall varies moderately with seasonality. The yearly highs reach around 4.49" (114mm) in
May, while the depths of winter see the least amount of rainfall, averaging around 1.26" (32mm) in
December. Alongside, the number of rainfall days varies markedly from 4.3 days in January to a peak of 17.5 days in May. July tends to be the month with the most sunshine hours, reaching up to 10.2 hours per day.
Snowfall accumulates, particularly in the winter months, with January witnessing an average of 3.98" (101mm) over 10.9 days. Sudden gusts of wind are a frequent feature, with the maximum wind speed reaching 16.5mph (26.6km/h) in January and
November.
The best time to visit Moline
Considering the varied conditions, the best time to visit
Moline typically aligns with the late spring and summer months. Between
May and
August, the city experiences high temperatures ranging from 70.3°F (21.3°C) to 81.7°F (27.6°C) coupled with longer daylight hours, reaching up to 15.1 hours in
June. The warm temperatures and extended daylight allow visitors to enjoy outdoor activities fully.
The worst time to visit Moline
The latter part of autumn through early spring, from
November to
February, may be considered the least desirable time to visit
Moline. These months come with biting cold temperatures, with average lows ranging from 33.3°F (0.7°C) to 15.6°F (-9.1°C), as well as shorter daylight hours, averaging between 9.2 to 10.6 hours per day.
Spring weather in Moline
Spring initiates warmer weather in
Moline, transitioning from average low temperatures of 32°F (0°C) in
March to a milder 53.2°F (11.8°C) in
May. Correspondingly, the average high temperatures start at a comfortable 46.8°F (8.2°C) in March and climb to 70.3°F (21.3°C) by the end of May. Rainfall also increases during this period, with May experiencing the highest amount at an average of 4.49" (114mm) across 17.5 days.
Summer weather in Moline
The summer months from
June to
August bring hot temperatures in
Moline. Average highs persist between 79°F (26.1°C) and 81.7°F (27.6°C), and average lows hold firm from 62.1°F (16.7°C) to 64.9°F (18.3°C). Humidity levels also rise slightly, making summer days feel hotter. Despite high rainfall volumes, especially in June when it averages 3.39" (86mm), there is a significant number of sunshine hours.
Autumn weather in Moline
Autumn weather in
Moline is characterized by gradually decreasing temperatures and an uptick in wind speed. Average high temperatures drop from 75.4°F (24.1°C) in
September to 46.8°F (8.2°C) in
November. In tandem, average low temperatures decrease steadily, from 56.3°F (13.5°C) in September to a chillier 33.3°F (0.7°C) in November.
Winter weather in Moline
The winter months in
Moline, from
December to
February, are marked by cold temperatures and snowfall. Average lows dip down from 23.7°F (-4.6°C) in December to 15.6°F (-9.1°C) in
January, while average highs rest between 34.3°F (1.3°C) and 28°F (-2.2°C). Considerable snowfall can be expected during these months, especially in January, which witnesses an average of 3.98" (101mm).
Weather in January
The new year begins in
Moline,
Illinois with the chill of winter firmly in place. Visitors to Moline in
January should brace themselves for high temperatures barely reaching 28°F (-2.2°C) and lows plunging to 15.6°F (-9.1°C), making this the coldest month of the year.
Weather in January »Weather in February
As
February arrives in
Moline, there is a slight increase in daily temperatures when compared to
January. However, this remains a month dominated by winter chill. Brief moments of sunlight and longer daylight hours induce slight warming.
Weather in February »Weather in March
Signs of spring start to emerge in
Moline during
March. The temperatures rise gently resulting in thawing of accumulated ice from preceding months. The city experiences a significant decrease of snowfall to only 1.73" (44mm). The daylight hours expand to twelve, heralding spring's impending arrival.
Weather in March »
Weather in April
April marks a significant change in weather patterns in
Moline, with snow giving way to rainfall. This can be seen with 3.03" (77mm) of rainfall, whereas snowfall plummets to a mere 0.79" (20mm). With spring fully set in, flowers bloom abundantly, painting the city in vibrant hues.
Weather in April » Weather in May
Moline's weather profile shifts drastically in
May, as the city embraces late spring and the onset of summer. Following the dissolution of all remaining snow, the city gets a hefty rainfall measuring 4.49" (114mm). This month boasts the highest rainfall for the year.
Weather in May » Weather in June
June brings the onset of a gentle summer to
Moline. The shift in climatic conditions is marked by the high temperature rising to 79°F (26.1°C). The rainfall decreases slightly to 3.39" (86mm) from the record high in
May. This, along with increased sunshine and daylight hours, signals the perfect start to summer.
Weather in June »
Weather in July
Caught in the middle of the year,
July is the warmest month in
Moline. The highest temperature of the year is recorded in July with a peak at 81.7°F (27.6°C). Simultaneously, rainfall reduces to 2.8" (71mm), making room for many sunlit days.
Weather in July »Weather in August
In
August,
Moline's weather is characterized by typical high summer conditions. The high temperature dips marginally to 80.8°F (27.1°C), yet the comforting warmth of the summer strategically reigns. Rainfall decreases further, limiting to 1.89" (48mm) for the month.
Weather in August »Weather in September
The month of
September rings in the soft closure of summer in
Moline. A slight drop in transitional temperature leans towards the fall, while rainfall increases to 2.05" (52mm). However, summer's hangover persists with enough warmth and sunlight to embark on outdoor activities.
Weather in September »
Weather in October
As
October arrives,
Moline transitions into fall, known for its vibrant foliage. A sudden dip in temperature illustrates the advent of autumn. The city witnesses an increase in rainfall with a reading of 2.4" (61mm), adding to the vibrancy of fall colors.
Weather in October »Weather in November
November in
Moline is characterized by the bold arrival of winter. A significant drop in temperature is noticeable. Snowfall makes its first appearance after the summer months, reaching 0.91" (23mm), indicating the start of the frosty season.
Weather in November » Weather in December
The year in
Moline concludes on a truly wintry note in
December. Lower temperatures, reaching 34.3°F (1.3°C), dominate, reflecting the full onset of the cold winter month. Noteworthy is the increase in snowfall to 1.89" (48mm), offering a potential white Christmas.
Weather in December »