Climate and monthly weather forecast
Caledonia, MS

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The climate of Caledonia

Situated in North America, Caledonia, Mississippi sits in a Humid subtropical climate zone, categorized under the Köppen climate classification as "Cfa". This classification means the region experiences no dry season, with a substantial amount of rainfall received throughout the year, from 2.32" (59mm) in November to 4.65" (118mm) in April. The city is subjected to an average relative humidity that fluctuates between 70% in October and 80% in December.

Temperatures range widely across the seasons. The summer months of June to August show the highest temperatures, with an average monthly maximum temperature peaking at 91.4°F (33°C) in July. During this time, the minimum average monthly temperatures hover from 69.3°F (20.7°C) to 71.8°F (22.1°C). Low temperatures are reported between December and February, falling to a minimum of 36.1°F (2.3°C) in January, with the highest temperature being 56.5°F (13.6°C) in February.

Throughout the year, the amount of sunshine received varies significantly. Winter months, particularly December, getting a limited average of 4.9 sunshine hours, versus the summer month of July when the sunshine averages to 10.5 hours. Meanwhile, the wind speeds can reach up to a yearly highest gusts of 12.6mph (20.3km/h) in January, the lowest gusts being reported as 8mph (12.9km/h) in July.

The best time to visit Caledonia

Visiting Caledonia mainly depends on the weather preferences. For those who enjoy warm weather, the ideal time to visit would be between June and August when average temperatures hover around 91°F (32.8°C). During this period the daylight hours are longest, surfing between 13.4 hours in August to 14.4 hours in June, coupled with the lowest cloud cover of the year. Notably, if the aim is to take advantage of the most sunshine hours, June ranks highest with approximately 10.7 hours per day on average.

The worst time to visit Caledonia

If lower temperatures are a deterrent, the winter months of December through February would be the least ideal time to visit, with average low temperatures plunging to 36.1°F (2.3°C) in January. These months also bring limited sunshine, concurrently with reduced visibility, especially in December and January.

Spring weather in Caledonia

Spring in Caledonia is relatively mild. The season is characterized by incrementally increasing temperatures. March sees a low average of 46.9°F (8.3°C) and a high average of 64.2°F (17.9°C). By May, these averages climb to 62.1°F (16.7°C) and 82°F (27.8°C) respectively. Rainfall during this period ranges from 4.06" (103mm) in March to 3.58" (91mm) in May. Visibility remains constant throughout the season at 6 miles.

Summer weather in Caledonia

Summer in Caledonia is quite distinct with temperatures peaking in July, to an average high of 91.4°F (33°C). The period from June through August experiences a relatively uniform average low temperature range from 69.3°F (20.7°C) to 71.8°F (22.1°C). Rainfall is somewhat consistent over summer, with July experiencing the highest at 3.94" (100mm). The summer season in Caledonia experiences the longest daylight hours of the year, reaching a peak of 14.4 hours in June.

Autumn weather in Caledonia

Caledonia’s autumn experiences a gradual decrease in temperatures. Starting in September, the high average temperature is at 86°F (30°C) and a low average of 65.7°F (18.7°C), which falls to 62.1°F (16.7°C) and 44.4°F (6.9°C) by November, respectively. Rainfall during this season remains relatively low, falling from 2.8" (71mm) in September to just 2.32" (59mm) in November.

Winter weather in Caledonia

Winter in Caledonia is typically cold with January being the coldest on average. The average temperature dips to a low of 36.1°F (2.3°C) and rises to a high of 51.4°F (10.8°C). The highest rainfall is witnessed in December, accumulating up to 4.09" (104mm). Unexpectedly, this season notices the highest relative humidity of the year, with December seeing an average of 80%. The season experiences limited daylight ranging from 10 hours in December to 10.4 hours by February.

Weather in January

The year begins with January carrying mild and relatively cool temperatures across Caledonia, Mississippi. During January, the city experiences precipitation, movement of humid breeze, and frequent cloud cover. As we transition from December, visibility holds steady at 6 miles while wind speeds rise from 7.5mph (12.1km/h) to 7.7mph (12.4km/h). Weather in January »

Weather in February

February brings a slightly warmer climate to the city. Moving from January to February, the city suffers a rise in humidity leading to instances of fog and dampness in early mornings. These changes manifest themselves in the form of an augmented rainfall, which increases from 3.98" (101mm) in January to 4.33" (110mm) in February. Weather in February »

Weather in March

The transition from winter into spring begins with March's arrival. Compared to February, the month experiences more daylight hours, reducing the absorption of heat during the day. The noticeable shift in Caledonia's weather includes a decline of snowfall, reducing to 0.12" (3mm), marking an end to winter. Weather in March »

Weather in April

The weather in April turns notably warmer and more enjoyable compared to March's cooler climate. April's weather improvements include the elimination of snowfall, leaving the city's greenery ready to bloom. When comparing the rainfall amounts, they increase from 4.06" (103mm) in March to reach 4.65" (118mm) in April. Weather in April »

Weather in May

In May, Caledonia's weather shifts towards a distinctly warmer trend, as the spring season is in full swing. Resulting from the increase in temperatures, the frequency of rainfall slightly decreases, leading to relatively dryer periods. Weather in May »

Weather in June

June officially ushers in Caledonia's summer season with much warmer and sunnier days. Nudging slightly up from May's rainfall, there's a modest increase of precipitation to 3.66" (93mm). The change in weather patterns also brings about a longer daylight span reaching 14.4 hours, the highest across the year. Weather in June »

Weather in July

In July, Caledonia experiences its summer peak, with the city basking in warm weather throughout the month. The precipitation undergoes a slight increment, reaching 3.94" (100mm) from June's 3.66" (93mm). July establishes itself as the warmest month with peak temperature levels reaching up to 91.4°F (33°C). Weather in July »

Weather in August

As summer unravels in Caledonia, August faithfully maintains the weather conditions of July. Despite a slight decrease in rainfall to 3.35" (85mm) from July's 3.94" (100mm), the temperature remains largely unchanged. However, the hours of sunshine start to shorten, with daylight hours reducing to 13.4 from 14.1 in July. Weather in August »

Weather in September

Caledonia transcends into the aura of fall come September, with weather conditions beginning to transition. Notably, the rainfall decreases to 2.8" (71mm), providing more clear days in contrast to August's rainy scenes. The daylight hours get notably shorter from 13.4 hours in August to 12.4 hours in September. Weather in September »

Weather in October

October brings further change in Caledonia's weather, setting up a cooler and drier precedent. We observe a significant reduction in rainfall, reducing to 2.48" (63mm), which is the lowest in comparison to other autumn months. Another notable adjustment happens in Caledonia's daylight hours, with a decrease to 11.3 hours from September's 12.4 hours. Weather in October »

Weather in November

November comes with a notable shift in weather as Caledonia steers closer to its winter season. From October to November, precipitation increases from 2.48" (63mm) to 2.32" (59mm), along with a decrease in daylight hours to 10.4. Weather in November »

Weather in December

December sees the onset of winter in Caledonia, with a significant drop in temperatures. Despite the onset of colder weather, the month manages to maintain a 6 miles visibility and a wind speed of 7.5mph (12.1km/h), similar to November. Weather in December »
Updated: Jul 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

January stands out as Caledonia's coldest month, with an average high-temperature of 51.4°F (10.8°C) and a low-temperature of 36.1°F (2.3°C).

How much does it rain?

In Caledonia, Mississippi, during the entire year, the rain falls for 171.9 days and collects up to 43.23" (1098mm) of precipitation.

When does it snow?

January through March and December are months with snowfall.

When does it snow the most?

January is the month with the most snowfall in Caledonia. Snow falls for 1.3 days and accumulates 0.51" (13mm) of snow.

How much does it snow?

In Caledonia, Mississippi, during the entire year, snow falls for 3.9 days and aggregates up to 1.02" (26mm) of snow.

What are the months with the lowest UV index?

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

What is the month with the least sunshine?

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

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.

What is the rainiest month?

April is the month with the most rainfall. Rain falls for 13.6 days and accumulates 4.65" (118mm) of precipitation.

When it does not snow?

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

When are the longest days?

With an average of 14h and 24min of daylight, June has the longest days of the year.

What month has the most sunshine?

With an average of 10.7h of sunshine, June has the most sunshine of the year in Caledonia, Mississippi.

When is the highest UV index?

June and July, with an average maximum UV index of 7, are months with the highest UV index.

What are the warmest months?

The warmest period tends to be July, when average temperatures fluctuate between a high of 91.4°F (33°C) and a low of 71.8°F (22.1°C).

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 November, when the rain falls for 9.4 days and typically collects 2.32" (59mm) of precipitation.

What is the most humid month in Caledonia?

The most humid month is December, with an average relative humidity of 80%.

What is the month with the shortest days?

With an average of 10h and 0min of daylight, December has the shortest days of the year in Caledonia.

Average temperature
Caledonia, MS

Average temperature - Caledonia, MS

The warmest month (with the highest average high temperature) is July (91.4°F).
The month with the lowest average high temperature is January (51.4°F).

The month with the highest average low temperature is July (71.8°F).
The coldest month (with the lowest average low temperature) is January (36.1°F).

Average pressure
Caledonia, MS

Average pressure - Caledonia, MS

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

Average wind speed
Caledonia, MS

Average wind speed - Caledonia, MS

The windiest month (with the highest average wind speed) is February (7.9mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

Average humidity
Caledonia, MS

Average humidity - Caledonia, MS

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (70%).

Average rainfall
Caledonia, MS

Average rainfall - Caledonia, MS

The wettest month (with the highest rainfall) is April (4.65").
The driest month (with the least rainfall) is November (2.32").

Average rainfall days
Caledonia, MS

Average rainfall days - Caledonia, MS

The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is November (9.4 days).

Average snowfall
Caledonia, MS

Average snowfall - Caledonia, MS

The month with the highest snowfall is January (0.51").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days
Caledonia, MS

Average snowfall days - Caledonia, MS

The month with the highest number of snowfall days is February (1.4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight / Average sunshine
Caledonia, MS

Average daylight / Average sunshine - Caledonia, MS

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days
Caledonia, MS

Average sunshine days - Caledonia, MS

The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is July (8.4 days).

Average UV index
Caledonia, MS

Average UV index - Caledonia, MS

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).

Average visibility
Caledonia, MS

Average visibility - Caledonia, MS

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).

Caledonia, Mississippi, USA

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