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Contents
- The climate of Springfield
- The best time to visit Springfield
- The worst time to visit Springfield
- Spring weather in Springfield
- Summer weather in Springfield
- Autumn weather in Springfield
- Winter weather in Springfield
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
The Abraham Lincoln House in Springfield, Illinois
The climate of Springfield
Springfield, Illinois -- located in the heartland of the United States -- resides in the prevalent climatic zone classified as Dfa by the Köppen climate classification. This zone is known as humid continental characterized by a distinct seasonal temperature variation and no dry season with a hot summer.
Throughout the year, Springfield experiences a broad range of temperatures. High temperatures span from a winter chill of 33.4°F (0.8°C) in January up to 82.8°F (28.2°C) at the peak of summer in July. Low temperatures vary similarly, reaching a cold 20.8°F (-6.2°C) in January, and raising to a mellow 66°F (18.9°C) in July. Springfield witnesses a meandering humidity relative; it's highest at 84% in July and lowest at 70% in October.
Interestingly, Springfield goes through some distinct weather patterns. Maximum rainfall of 2.72" (69mm) is registered in June, while December remains the driest with only 1.18" (30mm). Snowfall is specific to the colder months with 2.24" (57mm) in January to no snow in May through September.
Throughout the year, Springfield experiences a broad range of temperatures. High temperatures span from a winter chill of 33.4°F (0.8°C) in January up to 82.8°F (28.2°C) at the peak of summer in July. Low temperatures vary similarly, reaching a cold 20.8°F (-6.2°C) in January, and raising to a mellow 66°F (18.9°C) in July. Springfield witnesses a meandering humidity relative; it's highest at 84% in July and lowest at 70% in October.
Interestingly, Springfield goes through some distinct weather patterns. Maximum rainfall of 2.72" (69mm) is registered in June, while December remains the driest with only 1.18" (30mm). Snowfall is specific to the colder months with 2.24" (57mm) in January to no snow in May through September.
The best time to visit Springfield
Visitors planning a trip to Springfield should consider arriving in May. With an average high temperature of 72.9°F (22.7°C) and a low of 56.3°F (13.5°C), this month provides an ideal climatic balance for participating in outdoor activities without being too hot or too cold. The average sunshine hours are at a respectable 9.3 hours per day in May. However, tourists should be aware that May also experiences 17.1 days of rainfall.
The worst time to visit Springfield
January can be considered the least favorable time to visit Springfield due to the extreme low temperatures. With the temperature high at a freezing 33.4°F (0.8°C) and dipping as low as 20.8°F (-6.2°C), it might not be comfortable for most visitors. Moreover, January also records 2.24" (57mm) of snowfall over 9.5 days.
Spring weather in Springfield
Spring is relatively mild in Springfield. The temperature ranges from 50.9°F (10.5°C) to 63.1°F (17.3°C) between March and May with precipitation levels going up from 1.65" (42mm) to 2.68" (68mm). Humidity also rises during this period from 75% to 77%. Daily sunshine increases from 6.5 hours in March to 9.3 hours in May.
Summer weather in Springfield
Summers in Springfield are hot and humid. The temperature swings from an average high of 81.1°F (27.3°C) in June to 82.8°F (28.2°C) in July. The number of sunshine hours peaks at 10.4 hours per day in June. However, on average, there are more rainy days in summer, with the maximum of 15.8 days in July and an impressive 2.72" (69mm) of rainfall in June.
Autumn weather in Springfield
Autumn brings a gradual decrease in temperatures with highs lowering from 77.4°F (25.2°C) in September to 50°F (10°C) in November. The relative humidity oscillates between 75% and 73%, while rainfall starts dwindling from 2.28" (58mm) in September to 1.26" (32mm) in November.
Winter weather in Springfield
Winter months in Springfield are cold, often accompanied by snow. December to February sees a high temperature ranging from 38.7°F (3.7°C) to 33.4°F (0.8°C), while the lows hover between 20.8°F (-6.2°C) and 28°F (-2.2°C). December experiences the most snowfall with 0.98" (25mm) over 5.4 days.
Weather in January
Springfield's year commences with typically colder temperatures in January. The freeze is most apparent in the temperatures that reach as low as 20.8°F (-6.2°C) at night, while the highs do not go beyond 33.4°F (0.8°C). These chillier conditions make this period less favorable for outdoor activities. Weather in January »
Weather in February
February still holds the winter chill and is very similar to January conditions. The main difference is the slight increase in daylight hours and a decrease in snowfall occurrences. Temperatures see a minor rise, but it is barely noticeable. Weather in February »
Weather in March
March heralds the arrival of spring in Springfield. The blanket of cold starts lifting, and the average maximum temperature rises noticeably to 50.9°F (10.5°C). This month sees an increase in daylight time, signaling longer, sunnier days ahead. Weather in March »
Weather in April
April kicks off the comfortable months in Springfield. The weather exhibits a marked improvement in terms of temperature and sunlight with temperatures swinging from 46.2°F (7.9°C) to 63.1°F (17.3°C). The phrase "spring has sprung" is seen in action as beautiful flowers bloom across the town. Weather in April »
Weather in May
As Springfield moves further into spring, May brings warmer days. The spell of comfortable warmth precedes the onset of summer. Thermometer readings advance into the 70s°F, making for quite a pleasant month overall. The city's parks and recreational areas become more active, inviting residents outdoors. Weather in May »
Weather in June
June marks the doorstep to summer in Springfield. The offering of longer days and ample sunlight turns the city into a sun-soaked haven. With more sunshine hours of around 10.4 hours and highs of up to 81.1°F (27.3°C), it is a splendid time for summer activities. Weather in June »
Weather in July
July is the height of summer in Springfield with temperatures reaching a peak of around 82.8°F (28.2°C). The blazing sun, extended daylight, and high humidity define the season's peak. The evenings, however, provide a welcome break from the heat. Weather in July »
Weather in August
By August, Springfield has crossed the summer peak. The weather is somewhat similar to July, but there is a minor drop in temperature. The sultry conditions continue, but the countdown to cooler months has begun. As the daylight starts decreasing, the city witnesses more cloud cover. Weather in August »
Weather in September
September in Springfield begins closing the curtains on summer. A pleasant retreat from August's warmth is witnessed with temperatures dropping to an average low of 58.5°F (14.7°C). The onset of fall brings about a moderation in weather, setting in a comfortable warmth. Weather in September »
Weather in October
October brings further weather transformations. The pleasant warmth of September gives way to the cooler temperatures of autumn. The preparatory phase for the impending winter sets in, with colder nights becoming the norm. The fall foliage reaches its peak, making the natural environment a vivid palette of colors. Weather in October »
Weather in November
November in Springfield marks a distinct shift towards colder weather. As the deciduous trees shed their leaves, the city braces itself for winter. The movement towards lower temperature is steady, and the daylight time starts to shrink significantly. Weather in November »
Weather in December
December hosts the arrival of winter in Springfield. The colder temperatures solidify, ranging between 28°F (-2.2°C) and 38.7°F (3.7°C), indicating the start of the snow season. The daylight hours are at their shortest and the skies often cloudy, resulting in a subdued daylight. Weather in December »
Updated: Jul 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest?
In Springfield, January is known for its average lowest temperatures, reaching a high of 33.4°F (0.8°C) and a low of 20.8°F (-6.2°C).
How much does it rain?
In Springfield, during the entire year, the rain falls for 140.2 days and collects up to 23.27" (591mm) of precipitation.
When does it snow?
Months with snowfall are January through April, November and December.
When does it snow the most?
The month with the most snowfall is January, when snow falls for 9.5 days and typically aggregates up to 2.24" (57mm) of snow.
How much does it snow?
Throughout the year, there are 28.1 snowfall days, and 7.48" (190mm) of snow is accumulated.
What is the month with the least sunshine?
With an average of 4.2h of sunshine, January has the least sunshine of the year.
What are the months with the lowest UV index?
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.
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 CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.
When it does not snow?
May through October are months without snowfall.
What is the rainiest month?
June is the month with the most rainfall. Rain falls for 15.5 days and accumulates 2.72" (69mm) of precipitation.
When are the longest days?
With an average of 14h and 54min of daylight, June has the longest days of the year.
What month has the most sunshine?
With an average of 10.4h of sunshine, June has the most sunshine of the year.
When is the highest UV index?
June through August, with an average maximum UV index of 6, are months with the highest UV index.
What is the hottest time of year?
Springfield witnesses the warmest weather in July, with temperatures averaging a high of 82.8°F (28.2°C) and a low of 66°F (18.9°C).
What is the most humid month?
With an average relative humidity of 84%, July is the most humid month.
What is the least humid month?
The least humid month is October, with an average relative humidity of 70%.
What is the driest month?
The month with the least rainfall is December, when the rain falls for 7.1 days and typically collects 1.18" (30mm) of precipitation.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 24min of daylight.
Average temperature
Springfield, IL
The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (33.4°F).
The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (20.8°F).
Average pressure
Springfield, IL
- Average pressure in January:
30.15"Hg - Average pressure in February:
30.12"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.94"Hg - Average pressure in May:
29.95"Hg - Average pressure in June:
29.91"Hg
- Average pressure in July:
29.97"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30.03"Hg - Average pressure in October:
30.02"Hg - Average pressure in November:
30.12"Hg - Average pressure in December:
30.12"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed
Springfield, IL
- Average wind speed in January:
10.4mph - Average wind speed in February:
10.3mph - Average wind speed in March:
10.1mph - Average wind speed in April:
10.3mph - Average wind speed in May:
8.5mph - Average wind speed in June:
7.3mph
- Average wind speed in July:
6.2mph - Average wind speed in August:
6.2mph - Average wind speed in September:
7.1mph - Average wind speed in October:
9.1mph - Average wind speed in November:
9.8mph - Average wind speed in December:
9.8mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).
Average humidity
Springfield, IL
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (70%).
Average rainfall
Springfield, IL
- Average rainfall in January:
1.26" - Average rainfall in February:
1.22" - Average rainfall in March:
1.65" - Average rainfall in April:
2.64" - Average rainfall in May:
2.68" - Average rainfall in June:
2.72"
- Average rainfall in July:
2.09" - Average rainfall in August:
2.28" - Average rainfall in September:
2.28" - Average rainfall in October:
2.01" - Average rainfall in November:
1.26" - Average rainfall in December:
1.18"
The wettest month (with the highest rainfall) is June (2.72").
The driest month (with the least rainfall) is December (1.18").
Average rainfall days
Springfield, IL
- Average rainfall days in January:
6.7 days - Average rainfall days in February:
5.8 days - Average rainfall days in March:
12.3 days - Average rainfall days in April:
13.8 days - Average rainfall days in May:
17.1 days - Average rainfall days in June:
15.5 days
- Average rainfall days in July:
15.8 days - Average rainfall days in August:
14.8 days - Average rainfall days in September:
12.3 days - Average rainfall days in October:
10.3 days - Average rainfall days in November:
8.7 days - Average rainfall days in December:
7.1 days
The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is February (5.8 days).
Average snowfall
Springfield, IL
The month with the highest snowfall is January (2.24").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Springfield, IL
- Average snowfall days in January:
9.5 days - Average snowfall days in February:
7.2 days - Average snowfall days in March:
3.2 days - Average snowfall days in April:
0.6 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0.2 days - Average snowfall days in November:
2 days - Average snowfall days in December:
5.4 days
The month with the highest number of snowfall days is January (9.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Springfield, IL
- Average daylight in January:
9h and 4min - Average daylight in February:
10h and 4min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 2min - Average daylight in June:
14h and 5min
- Average daylight in July:
14h and 4min - Average daylight in August:
13h and 4min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 1min - Average daylight in November:
10h and 0min - Average daylight in December:
9h and 2min
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 January:
4h and 1min - Average sunshine in February:
4h and 3min - Average sunshine in March:
6h and 3min - Average sunshine in April:
8h and 2min - Average sunshine in May:
9h and 2min - Average sunshine in June:
10h and 2min
- Average sunshine in July:
10h and 1min - Average sunshine in August:
9h and 5min - Average sunshine in September:
9h and 2min - Average sunshine in October:
6h and 0min - Average sunshine in November:
5h and 3min - Average sunshine in December:
4h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days
Springfield, IL
- Average sunshine days in January:
16.8 days - Average sunshine days in February:
15.5 days - Average sunshine days in March:
15.4 days - Average sunshine days in April:
13.3 days - Average sunshine days in May:
11.6 days - Average sunshine days in June:
11.8 days
- Average sunshine days in July:
11.4 days - Average sunshine days in August:
13.3 days - Average sunshine days in September:
15.4 days - Average sunshine days in October:
18.9 days - Average sunshine days in November:
19.7 days - Average sunshine days in December:
19.5 days
The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is July (11.4 days).
Average UV index
Springfield, IL
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
Springfield, IL
The month with the most cloud cover is January (Cloud cover 55).
The months with the least cloud cover are June and September (Cloud cover 29).
Average visibility
Springfield, IL
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Springfield, Illinois, USA
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