Appleton, WI weather and climate in 2025
Day
26 °C
Night
15 °C
Sea
20 °C
Precipitation
91 mm
in month
Rainy days
11 days
in month
Daylight
14 hours
average
Sunshine
9 hours
average
Humidity
75 %
Day
26 °C
Night
15 °C
Sea
20 °C
Precipitation
91 mm
in month
Rainy days
11 days
in month
Daylight
14 hours
average
Sunshine
9 hours
average
Humidity
75 %
Overview: Appleton, WI
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Weather overview for Appleton, WI
Weather overview
Appleton, Wisconsin experiences an array of weather patterns throughout the year, characterized by a true continental climate. Winters can be bitterly cold, with January night temperatures averaging -12 °C (10 °F). Summer brings warmth, peaking in July with daytime highs of 27 °C (81 °F). Precipitation varies, with July being comparatively wetter at 90 mm (3.53 in) in contrast to the relatively drier February with 28 mm (1.11 in). Sustained warmer periods are cherished due to the long, cold winters, while the transition seasons of spring and fall provide pleasant though rapid shifts in weather.
January weather
January in Appleton greets residents with the chill of winter. Nighttime temperatures drop to a frigid -12 °C (10 °F), while daytime temperatures barely climb to -3 °C (26 °F). The relative humidity hovers around 74 %, often contributing to a cold that can bite to the bone.
February weather
February remains cold in Appleton, though the days begin to slowly get longer. Daytime temperatures inch up slightly to an average of -1 °C (31 °F), and the precipitation is relatively lower with 28 mm (1.11 in), likely falling as snow or sleet.
March weather
March signals the beginning of springtime in Appleton. Daytime temperatures reach an average of 5 °C (41 °F), suitable for shedding a layer or two. But night temperatures still average -5 °C (24 °F), reminding everyone that winter's grip lingers.
April weather
April offers more pronounced signs of spring, with average daytime temperatures reaching 13 °C (56 °F), creating opportunities for outdoor activities. However, April showers are a reality, with an average rainfall of 74 mm (2.93 in) over 11 days.
May weather
May embraces the spirit of spring with warmer days, pushing average highs to 20 °C (68 °F). The nighttime remains refreshingly cool with an average low of 8 °C (46 °F), and the landscape is lush from the 85 mm (3.34 in) of average precipitation.
June weather
With the arrival of June, Appleton is fully immersed in summer warmth. Daytime temperatures reach a comfortable 25 °C (77 °F). However, with an average of 103 mm (4.06 in) of rain, it's advisable to plan for occasional summer storms.
July weather
July in Appleton is the quintessence of summer, boasting the year's highest daytime temperatures averaging 27 °C (81 °F). The rainfall peaks this month at 90 mm (3.53 in), but most days are filled with sunshine and warmth.
August weather
August remains warm in Appleton, with average high temperatures at a balmy 26 °C (79 °F). However, nights start to cool slightly to 15 °C (59 °F), hinting at the approaching autumn.
September weather
September sees the onset of fall, as the leaves begin to change and the temperatures start to dip. The average daytime temperature is a mild 22 °C (71 °F), with a noticeable decrease in humidity, making it comfortable for spending time outdoors.
October weather
October in Appleton brings a crisp chill to the air, as the fall season is in full swing. Daytime highs average 15 °C (58 °F), making for refreshingly cool days, while night temperatures drop to around 4 °C (39 °F).
November weather
November's cooler temperatures usher in the early signs of winter in Appleton. Daytime temperatures drop to an average of 6 °C (43 °F) while nights get chillier at -2 °C (28 °F).
December weather
December welcomes winter back to Appleton, with daytime temperatures averaging a chilly -1 °C (30 °F). The wintry weather is accompanied by a high relative humidity of 77 %, which can add a penetrating dampness to the cold.
FAQs
How much will I need to layer up in Appleton during January?
Layering up is essential in Appleton in January. With daytime highs barely climbing above freezing, you'll need thermal undergarments, thick coats, gloves, and hats to stay comfortable when venturing outdoors.
Does Appleton start to warm up in February?
Appleton's February weather is still quite cold, with marginal warming. The average daytime temperature rests just below freezing, so while it may feel slightly warmer compared to January, it's still very much winter.
Is March in Appleton a month of weather transition?
Absolutely, March in Appleton is a month of transition. With a noticeable rise in average daytime temperatures, you can feel the first hints of spring, although nights remain quite cold.
Can I start wearing lighter clothes in Appleton in April?
April's milder days in Appleton mean you can transition to lighter clothes, yet the evenings still require a jacket, and rain gear is advisable given the frequency of showers.
Is May a pleasant month in Appleton?
May in Appleton is generally pleasant with warmer temperatures that invite residents to enjoy outdoor activities, and the land is alive with fresh greenery.
Can I expect many sunny days in Appleton during June?
While June does bring some rain, it also offers its fair share of sunlight—one can expect an average of 10 hours of sunshine per day, providing ample time to enjoy the summer weather.
Is July in Appleton typically the warmest month?
Yes, July is typically the warmest month in Appleton, with temperatures that are ideal for enjoying lakes, parks, and summer festivities.
What is a typical August day like in Appleton?
A typical August day in Appleton is warm and sunny, with a pleasant 9 hours of sunshine on average, though you may experience occasional rain showers or thunderstorms.
Will I need a jacket in Appleton during September evenings?
As the evenings start to cool down in September, having a light jacket on hand for nighttime is a good idea, with average lows around 10 °C (51 °F).
Is it still comfortable to be outside in Appleton during October?
The outdoors can still be enjoyed in October, with comfortable daytime temperatures, but packing layers is key for the cooler evenings and variable weather.
How quickly does the weather change in Appleton during November?
Weather changes quite rapidly in Appleton during November, as the transition from fall to winter brings a swift drop in temperatures and shorter days.
Is December very cold in Appleton?
Yes, December is quite cold in Appleton, with temperatures that necessitate bundling up to stay warm, especially as snow becomes more common.
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