Climate and monthly weather forecast
Monroe, LA

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The climate of Monroe

Monroe, located in Louisiana, USA, has a predominant Köppen climate classification of Cfa. Simplified, this classification translates to a humid subtropical climate with no significant dry season. This means, across the span of the year, the city experiences mild to hot temperatures, complimenetd by a high degree of humidity and precipitation.

Scrolling through the data, Monroe's average high temperatures drift from the low point of 53.8°F (12.1°C) in January to the zenith of it, at 92.8°F (33.8°C) in July. The lowest observed temperatures show a similar pattern fluctuating from 39.4°F (4.1°C) in January to a considerable 73.4°F (23°C) in the same peak month of July. When it comes to humidity, the yearly relative average stays within the band of 72% to 82%. Interestingly, this high humidity in conjunction with warm temperatures creates a damp and muggy atmosphere quite characteristic of the city's climate.

Rainfall distributes throughout the year with substantial consistency, fluctuating between 1.5in in September to 4.17in in April. This humid climate does not favour snowfall, registering a trace amount of it in December and February, from 0.04in to 0.2in, respectively. The yearly average sunshine duration varies from 4.9 hours in December to a maximum of 10.4 hours in July, making for days filled with light from sunrise to sunset during this month.

The best time to visit Monroe

Given the year-long high levels of humidity and subtropical ambiance, the visitation decision largely depends on personal preference for hot and cold weather. However, considering the general tourist consensus for comfortable sightseeing, the period from April to June emerges as the most conducive timeframe for visiting. During this period, the average high temperatures hover between 75.2°F (24°C) and 90.7°F (32.6°C). Moreover, this time of the year bestows the longest daylight hours and the most sunshine per day, allowing travellers to make the most out of their visit.

The worst time to visit Monroe

If avoiding high levels of humidity and mildly chilly temperatures is a priority, the months from November to February might not be an ideal time for a visit. Especially during the coldest month of January, when low temperatures fall to 39.4°F (4.1°C), making outdoor activities less enjoyable. Additionally, the shorter daylight hours and the lower sunshine duration during these months significantly limit the scope for sightseeing and exploration.

Spring weather in Monroe

Spring unveils itself in March, as the average temperatures gradually rise from 66.4°F (19.1°C) to 83.5°F (28.6°C) by May. Concurrently, the rise in temperatures also brings an uptick in rainfall, reaching a peak at 4.17in in April. With growing hours of daylight, reaching to 13.8 hours by May, and a corresponding increase in sunshine hours, visitors can enjoy extended outings and engage in outdoor activities.

Summer weather in Monroe

The summer season, stretching from June to August, is the warmest period in Monroe. High temperatures peak at 92.8°F (33.8°C) in July with nights not falling below 73.4°F (23°C). Humidity levels decrease slightly compared to the spring months, yet, make the heat feel more intense than the thermometer readings suggest. Despite the high temperatures, summer brings the longest hours of daylight and maximum sunshine per day.

Autumn weather in Monroe

As autumn begins in September and extends to November, the average high temperatures descend from 87.8°F (31°C) in September to 64.6°F (18.1°C) in November. Rainfall tapers off to its lowest at 1.5in in September bringing relief from the wet summer months. With daylight hours progressively shortening and temperatures cooling down, autumn presents a respite from the harsh summer heat.

Winter weather in Monroe

Winter engulfs the city from December through February. During these months, low temperatures stoop down to 39.4°F (4.1°C) in January, making it the coldest month of the year. The winter season, albeit mild, brings shorter days offering as few as 10 hours of daylight in December and January. Snowfall is a rarity in Monroe, with only trace amounts making an appearance in December and February. Despite the chill, the city's understated winters provide mild weather for outdoor exploring.

Weather in January

The new year in Monroe, Louisiana begins with temperatures between 39.4°F (4.1°C) and 53.8°F (12.1°C), a mix of cool days and chilly nights. Rare snowfall, just 0.16" (4mm) with maximum wind speeds of 7.9mph (12.7km/h), gives January its unique winter appeal. Weather in January »

Weather in February

February sees a slight increase in temperatures as Monroe inches towards spring. The month's highlight is 3.66" (93mm) of rainfall occurring over an average of 12.2 days. The increased rainfall is accompanied by a 51% cloud cover, adding to February's distinct charm. Weather in February »

Weather in March

March ushers in the essence of spring in Monroe with mild temperatures taking over from February's chill. Notably, the city is drenched under 3.66" (93mm) of rain across 15.2 days, making it one of the wettest months of the year. Weather in March »

Weather in April

April in Monroe promises an authentic Southern spring experience. There is an evident warm-up in the air with temperatures escalating from the previous months. The city experiences its highest rainfall volume of 4.17" (106mm) making it the wettest month. Weather in April »

Weather in May

A shift in the season is evident in May as Monroe begins to welcome summer. Noteworthy is a rise in temperatures, creating a warm ambiance during the days. Rainfall drops to 2.91" (74mm), indicating a gradual decrease over the next few months. Weather in May »

Weather in June

June initiates the summer season in Monroe with increased temperatures and a decline in rain showers. The average UV index peaks to 7, signifying the presence of intense solar radiation. The city experiences near constant daylight at 14.3 hours, promoting outdoor activities. Weather in June »

Weather in July

July is the warmest month in Monroe with temperatures soaring and an average high of 92.8°F (33.8°C). There's a slight drop in rainfall to 2.28" (58mm) and a minimal decrease in daylight, registering 14 hours. The Southern heat is at its peak with the wind speed plummeting to 5.3mph (8.5km/h), the lowest for the year. Weather in July »

Weather in August

August continues the summer spell with conditions remarkably similar to July. The month is marked by high temperatures with highs reaching 92.5°F (33.6°C). On the contrary, the wind maintains a steady speed of 5.3mph (8.5km/h), offering occasional respite from the warmth. Weather in August »

Weather in September

Monroe in September begins to show signs of the impending fall with a gradual drop in temperatures from the summer's highs. Rainfall recedes further to a mere 1.5" (38mm), the lowest all year. The decrease in daylight to 12.4 hours signals shorter days ahead. Weather in September »

Weather in October

October in Monroe brings about a refreshing change as temperatures recede further hinting at the onset of fall. The highlight of the month entails a perceptible decrease in humidity levels to 69%, offering pleasant days. Relative calm returns to the weather scene with wind speeds escalating to 6.3mph (10.1km/h). Weather in October »

Weather in November

November welcomes cooler conditions as Monroe approaches winter. The month stands out with temperatures falling between 47.5°F (8.6°C) and 64.6°F (18.1°C). The fading daylight hours to 10.5 associate with winter's arrival. The brisk winds pick up to 6.8mph (10.9km/h) symbolizing a shift in the climatic pattern. Weather in November »

Weather in December

December in Monroe marks the arrival of winter with temperatures dipping further. The city embraces the festive spirit under 3.46" (88mm) of rainfall spread over 13.4 days. The shortened daylight hours to 10 hours signify the advent of the winter solstice. Weather in December »
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Frequently asked questions

What are the coldest months in Monroe?

In Monroe, January is the coldest month, with temperatures averaging a high of 53.8°F (12.1°C) and a low of 39.4°F (4.1°C).

How many days does it rain in Monroe?

Throughout the year, in Monroe, Louisiana, there are 149.8 rainfall days, and 35.51" (902mm) of precipitation is accumulated.

When does it snow in Monroe?

Months with snowfall are January through March and December.

How many days does it snow in Monroe?

Throughout the year, there are 2.1 snowfall days, and 0.43" (11mm) of snow is accumulated.

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

The months with the lowest UV index in Monroe, Louisiana, are January and December, with an average maximum UV index of 3.

What is the most humid month in Monroe?

The most humid month in Monroe is February, with an average relative humidity of 82%.

What is the snowiest month in Monroe?

February is the month with the most snowfall in Monroe, Louisiana. Snow falls for 0.7 days and accumulates 0.2" (5mm) of snow.

What is the month with the least sunshine in Monroe?

February has the least sunshine of the year, with an average of 4.8h of sunshine.

When is Daylight Saving Time (DST) in Monroe?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Monroe, Louisiana, 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 rainiest month in Monroe?

The month with the most rainfall in Monroe, Louisiana, is April, when the rain falls for 14.1 days and typically aggregates up to 4.17" (106mm) of precipitation.

When it does not snow in Monroe?

In Monroe, snow does not fall in April through November.

When are the longest days in Monroe?

June has the longest days of the year in Monroe, Louisiana, with an average of 14h and 18min of daylight.

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

June through August, with an average maximum UV index of 7, are months with the highest UV index in Monroe.

What part of the year is the hottest in Monroe?

With average high temperatures of 92.8°F (33.8°C) and lows of 73.4°F (23°C), July is the warmest month in Monroe.

What month has the most sunshine in Monroe?

With an average of 10.4h of sunshine, July has the most sunshine of the year.

What is the driest month in Monroe?

The month with the least rainfall in Monroe, Louisiana, is September, when the rain falls for 11.6 days and typically collects 1.5" (38mm) of precipitation.

What is the least humid month in Monroe?

The least humid month in Monroe, Louisiana, is October, with an average relative humidity of 69%.

What is the month with the shortest days in Monroe?

With an average of 10h and 6min of daylight, December has the shortest days of the year.

Average temperature
Monroe, LA

Average temperature - Monroe, LA

The warmest month (with the highest average high temperature) is July (92.8°F).
The month with the lowest average high temperature is January (53.8°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 (39.4°F).

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Average pressure
Monroe, LA

Average pressure - Monroe, LA

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed
Monroe, LA

Average wind speed - Monroe, LA

The windiest months (with the highest average wind speed) are March and April (7.6mph).
The calmest months (with the lowest average wind speed) are July, August and September (5.3mph).

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Average rainfall
Monroe, LA

Average rainfall - Monroe, LA

The wettest month (with the highest rainfall) is April (4.17").
The driest month (with the least rainfall) is September (1.5").

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Average rainfall days
Monroe, LA

Average rainfall days - Monroe, LA

The month with the highest number of rainy days is March (15.2 days).
The month with the least rainy days is November (8.5 days).

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Average snowfall
Monroe, LA

Average snowfall - Monroe, LA

The month with the highest snowfall is February (0.2").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days
Monroe, LA

Average snowfall days - Monroe, LA

The month with the highest number of snowfall days is January (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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Average daylight / Average sunshine
Monroe, LA

Average daylight / Average sunshine - Monroe, LA

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 6min).

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days
Monroe, LA

Average sunshine days - Monroe, LA

The month with the most sunshine days is October (20.6 days).
The month with the least sunshine days is February (13.2 days).

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Average visibility
Monroe, LA

Average visibility - Monroe, LA

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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Monroe, Louisiana, USA

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