Climate and monthly weather forecast
Muscatine, IA

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The climate of Muscatine

Muscatine, Iowa, USA finds its geographical position within the reach of the Humid Continental climate known by its Köppen climate classification as Dfa. This type of climate is characterized by hot summers with no dry season and a large temperature difference between the hottest and coldest months.

Navigating through the annual rhythmic dance of temperatures, Muscatine witnesses high temperatures that range from 28.4°F (-2°C) in January to a toasty 81.7°F (27.6°C) in July. The low temperatures, likewise, oscillate quite a bit from a chilly 16.3°F (-8.7°C) in January to a relatively comfortable 64.9°F (18.3°C) come July. Perusing the humidity levels, it stays quite consistent year-round, fluctuating lightly between 74% in April and 83% in July.

Rainfall is generally observed throughout the year, varying from 1.46" (37mm) in February to 5" (127mm) in May with an annual average of around 2.75" (70mm). On the other hand, snowfall is discernibly a wintry occurrence with January receiving the highest of 4.92" (125mm) and zero inches from May to October. Those with a penchant for clear days might find solace in June and July sporting merely 33% cloudy days.

The best time to visit Muscatine

The finest month to grace Muscatine with a visit largely depends on personal preferences, but a deeper delve into the data might suggest May and September as fitting candidates. May ushers in average high temperatures of 70.5°F (21.4°C) and a hefty rainfall of 5" (127mm), perfect for those drawn towards the floral bloom triggered by rainfall. Sunshine hours peak at 8.9 hours during the day, leaving ample time for outdoor activities. On the other hand, those leaning towards moderate temperatures might enjoy September, sporting a mellow high of 75.4°F (24.1°C) and with a relatively lesser rainfall of 2.52" (64mm) and an optimal daylight of 12.5 hours.

The worst time to visit Muscatine

The least opportune time to visit Muscatine, notably for outdoor activities, would be the peak of winter in January. The high temperatures rarely inch above the freezing mark at 28.4°F (-2°C), and the lows drop down to 16.3°F (-8.7°C). Accompanying this chill is an average snowfall of 4.92" (125mm) making it less than ideal for outdoor enthusiasts.

Spring weather in Muscatine

Spring in Muscatine breaks the winter chill with temperatures experiencing a steady climb from 47.1°F (8.4°C) in March to 70.5°F (21.4°C) in May. The lows also traverse a similar pattern, rising from 32.5°F (0.3°C) in March to 53.8°F (12.1°C) in May. Rainfall sees a substantial jump during this period, with May recording the highest annual rainfall of 5" (127mm).

Summer weather in Muscatine

Summers in Muscatine are typically warm with average high temperatures peaking at 81.7°F (27.6°C) in July. The low temperatures, too, stay relatively warm during summer, hovering around 64.9°F (18.3°C) in July. While rainfall experiences a slight drop as compared to spring, it still stays moderate with 4.33" (110mm) in June.

Autumn weather in Muscatine

Autumn in Muscatine witnesses temperatures cascading downwards from 75.4°F (24.1°C) in September to a crisp 47.1°F (8.4°C) in November. The lows follow a similar pattern with a marked decrease from 56.3°F (13.5°C) in September to 33.8°F (1°C) in November. Rainfall during this period witnesses a steady decline from September to November, making autumn days relatively dry.

Winter weather in Muscatine

Winter heralds in colder temperatures with highs plummeting to 28.4°F (-2°C) in January and lows recording a chilly 16.3°F (-8.7°C). Snowfall peaks in December and January with an average of 2.20 and 4.92" (125mm) respectively. Winter months also record the least daylight with only 9.6 hours in January.

Weather in January

Weather in Muscatine, Iowa, starts the calendar with the chill of winter. Snowfall and low temperatures are prevalent, with the coldest days reaching lows of 16.3°F (-8.7°C) and snowfall reaching nearly 5" (127mm). This is the time of the year where daylight is shortest, often lost to cloud cover. Weather in January »

Weather in February

February in Muscatine ushers in a slight-temperature increase but continues to carry winter's signature. There is a mild reduction in snowfall from January, down to 4.65" (118mm), coupled with a slight rise in temperature, with lows of 20.1°F (-6.6°C) and highs peaking at 33.3°F (0.7°C). Weather in February »

Weather in March

Transitioning into spring, the weather in March in Muscatine presents noticeable changes. The increase in temperatures can be felt with a high of 47.1°F (8.4°C), and with the decline in snowfall to 1.93" (49mm), the landscape starts showing signs of spring. Weather in March »

Weather in April

The weather in April in Muscatine undergoes a significant transformation from the leftover chills of winter. Temperature peaks to nearly 60°F (15.6°C), accompanied by a significant uptick in rainfall up to 3.39" (86mm). The changes in landscape echo the arrival of spring, marked by a healthy blend of sunshine and showers. Weather in April »

Weather in May

With the arrival of May in Muscatine, pleasant spring weather dominates. It marks the warmest conditions so far in the year with the temperature reaching the highs of 70.5°F (21.4°C) and no trace of snowfall. The city blooms under these conditions, brought on by increasing humidity and adequate rainfall. Weather in May »

Weather in June

June in Muscatine heralds the outset of summer, with temperature peaks of 79.3°F (26.3°C). The weather is characterized by longer daylight hours and an increase in sunshine, signifying the height of summer. Outdoor activities are typically in full swing in Muscatine during this period. Weather in June »

Weather in July

Typical summertime weather persists in July in Muscatine with highs reaching 81.7°F (27.6°C). Clear blue skies, longer sunshine durations, and minimal rainfall define the city's climate condition. This marks the warmest period which makes for an ideal time to explore Muscatine or partake in water-related activities. Weather in July »

Weather in August

Weather in August in Muscatine cools slightly from its peak in July down to 81.1°F (27.3°C), indicating a softer summer experience. This period also registers a lower precipitation level related to previous months. As the sun continues to beam brightly over the days, many flock to enjoy the city's outdoor amenities. Weather in August »

Weather in September

September in Muscatine marks the beginning of the fall season, evident from the cooling temperatures with highs only reaching 75.4°F (24.1°C). Despite the slight chill, the pleasant weather with adequate sunshine ensures a comfortable transition. Weather in September »

Weather in October

October weather in Muscatine is truly autumnal, with the temperature dipping further to high peaks of 61.7°F (16.5°C) and slightly increasing rainfall. The transformation is seen as leaves change colors, paving the way for the forthcoming colder months. Weather in October »

Weather in November

November in Muscatine sees a distinct change in weather, signaling the onset of winter. Snowfall makes a return with nearly an inch falling as the temperature plummets with lows of 33.8°F (1°C). As daylight increasingly decreases, the climate cools down considerably, leading to noticeable changes in the cityscape. Weather in November »

Weather in December

Concluding the calendar year, December in Muscatine experiences full winter conditions. It starts to feel significantly colder with the highest temperature reaching only 34.7°F (1.5°C). With snowfall reaching up to 2.2" (56mm), a winter wonderland ensues. Weather in December »
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Frequently asked questions

What is the coldest time of year in Muscatine?

Muscatine's coldest month, January, generally records average temperatures ranging from a high of 28.4°F (-2°C) to a low of 16.3°F (-8.7°C).

How much does it rain in Muscatine?

Throughout the year, in Muscatine, there are 153.8 rainfall days, and 31.69" (805mm) of precipitation is accumulated.

When does it snow in Muscatine?

January through April, October through December are months with snowfall in Muscatine, Iowa.

When does it snow the most in Muscatine?

January is the month with the most snowfall. Snow falls for 12.2 days and accumulates 4.92" (125mm) of snow.

How much does it snow in Muscatine?

Throughout the year, there are 40.1 snowfall days, and 16.38" (416mm) of snow is accumulated.

What is the month with the least sunshine in Muscatine?

January has the least sunshine of the year, with an average of 4.2h of sunshine.

What are the months with the lowest UV index in Muscatine?

The months with the lowest UV index are January and December, with an average maximum UV index of 1.

What is the driest month in Muscatine?

February and December are months with the least rain in Muscatine when the rain falls for 6.3 days and typically aggregates up to 1.46" (37mm) of rain.

When is Daylight Saving Time (DST) in Muscatine?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Muscatine, 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.

What is the wettest month in Muscatine?

The month with the most rainfall is May, when the rain falls for 19.7 days and typically aggregates up to 5" (127mm) of precipitation.

When it does not snow in Muscatine?

In Muscatine, Iowa, snow does not fall in May through September.

When are the longest days in Muscatine?

June has the longest days of the year in Muscatine, with an average of 15h and 6min of daylight.

What are the months with the highest UV index in Muscatine?

June through August, with an average maximum UV index of 6, are months with the highest UV index.

What part of the year is the hottest in Muscatine?

The warmest period in Muscatine is July, when temperatures fluctuate between an average high of 81.7°F (27.6°C) and a low of 64.9°F (18.3°C).

What is the most humid month in Muscatine?

The most humid month in Muscatine is July, with an average relative humidity of 83%.

What month has the most sunshine in Muscatine?

July has the most sunshine of the year in Muscatine, Iowa, with an average of 10.2h of sunshine.

What is the least humid month in Muscatine?

October is the least humid month in Muscatine, with an average relative humidity of 71%.

What is the month with the shortest days in Muscatine?

The month with the shortest days in Muscatine is December, with an average of 9h and 12min of daylight.

Average temperature
Muscatine, IA

Average temperature - Muscatine, IA

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (28.4°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 (16.3°F).

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Average pressure
Muscatine, IA

Average pressure - Muscatine, IA

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed
Muscatine, IA

Average wind speed - Muscatine, IA

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

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Average rainfall
Muscatine, IA

Average rainfall - Muscatine, IA

The wettest month (with the highest rainfall) is May (5").
The driest months (with the least rainfall) are February and December (1.46").

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Average rainfall days
Muscatine, IA

Average rainfall days - Muscatine, IA

The month with the highest number of rainy days is May (19.7 days).
The months with the least rainy days are January and February (6.3 days).

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Average snowfall
Muscatine, IA

Average snowfall - Muscatine, IA

The month with the highest snowfall is January (4.92").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days
Muscatine, IA

Average snowfall days - Muscatine, IA

The month with the highest number of snowfall days is January (12.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight / Average sunshine
Muscatine, IA

Average daylight / Average sunshine - Muscatine, IA

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

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Average sunshine days
Muscatine, IA

Average sunshine days - Muscatine, IA

The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is June (8.3 days).

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Average UV index
Muscatine, IA

Average UV index - Muscatine, IA

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

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Average visibility
Muscatine, IA

Average visibility - Muscatine, IA

The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).

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Muscatine, Iowa, USA

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