Climate and monthly weather forecast
Lamar, OK

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Weather in January

January, the same as December, in Lamar, Oklahoma, is another chilly winter month, with temperature in the range of an average high of 48.6°F (9.2°C) and an average low of 33.1°F (0.6°C). January brings the lowest temperatures, with an average high of 48.6°F (9.2°C) and an average low of 33.1°F (0.6°C). Weather in January »

Weather in February

February, the last month of the winter in Lamar, is a cool month, with an average temperature varying between 36.1°F (2.3°C) and 51.6°F (10.9°C). The onset of February manifests an average high-temperature of a fresh 51.6°F (10.9°C), demonstrating a minor variation from the preceding month. Weather in February »

Weather in March

The first month of the spring, March, is a comfortable month in Lamar, Oklahoma, with an average temperature varying between 45.5°F (7.5°C) and 62.2°F (16.8°C). As Lamar transitions into March, the average high-temperature is observed to rise from a cool 51.6°F (10.9°C) in February to a comfortable 62.2°F (16.8°C). Weather in March »

Weather in April

April in Lamar, Oklahoma, is a pleasant spring month, with an average temperature fluctuating between 51.4°F (10.8°C) and 69.8°F (21°C). April brings a slight rise in Lamar's average high-temperature, moving from a refreshing 62.2°F (16.8°C) in March to an agreeable 69.8°F (21°C). Weather in April »

Weather in May

The last month of the spring, May, is a warm month in Lamar, Oklahoma, with an average temperature fluctuating between 59.9°F (15.5°C) and 76.5°F (24.7°C). With the onset of May, Lamar's weather sees a minor temperature rise, transitioning from an agreeable 69.8°F (21°C) in April to a moderately hot 76.5°F (24.7°C). Weather in May »

Weather in June

The first month of the summer, June, is a tropical month in Lamar, Oklahoma, with an average temperature fluctuating between 69.4°F (20.8°C) and 86.7°F (30.4°C). The shift into June is accompanied by a temperature increase, with the average high-temperature rising from a moderately hot 76.5°F (24.7°C) in May to a tropical 86.7°F (30.4°C). Weather in June »

Weather in July

July, like June, is another hot summer month in Lamar, Oklahoma, with an average temperature varying between 91.9°F (33.3°C) and 72.3°F (22.4°C). The highest point of temperatures falls in July and August, when the average high-temperature ascends to 91.9°F (33.3°C). July's heat index is computed to be a scorching 111.2°F (44°C). Weather in July »

Weather in August

The last month of the summer, August, is another hot month in Lamar, Oklahoma, with an average temperature varying between 91.9°F (33.3°C) and 71.1°F (21.7°C). July and August are characterised by peak temperatures, with an average high of 91.9°F (33.3°C). In August, the average heat index is computed to be a blistering 107.6°F (42°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Lamar, Oklahoma, with an average temperature fluctuating between 64.6°F (18.1°C) and 84.4°F (29.1°C). In September, the meteorological conditions change slightly, with the average high-temperature moving from a hot 91.9°F (33.3°C) in August to a warm 84.4°F (29.1°C). Weather in September »

Weather in October

October, the same as September, in Lamar, Oklahoma, is an agreeable autumn month, with an average temperature fluctuating between 53.2°F (11.8°C) and 71.4°F (21.9°C). The beginning of October marks a decrease in the average high-temperature, transitioning from a moderately hot 84.4°F (29.1°C) in September to an agreeable 71.4°F (21.9°C). Weather in October »

Weather in November

The last month of the autumn, November, is another mild month in Lamar, Oklahoma, with an average temperature ranging between min 43.2°F (6.2°C) and max 60.1°F (15.6°C). November shows a mild decline in the average high-temperature, falling from October's agreeable 71.4°F (21.9°C) to a mild 60.1°F (15.6°C). Weather in November »

Weather in December

The first month of the winter, December, is still a chilly month in Lamar, Oklahoma, with an average temperature varying between 49.8°F (9.9°C) and 35.4°F (1.9°C). As November transitions into December, Lamar sees a drop in the average high-temperature, transitioning from a mild 60.1°F (15.6°C) to a frosty 49.8°F (9.9°C). Weather in December »

Frequently asked questions

What are the coldest months?

January is the month that records the lowest temperatures, with averages ranging from a high of 48.6°F (9.2°C) to a low of 33.1°F (0.6°C).

How much does it rain?

Throughout the year, there are 133 rainfall days, and 29.72" (755mm) of precipitation is accumulated.

When does it snow?

Months with snowfall are January through April, November and December.

How many days does it snow?

In Lamar, during the entire year, snow falls for 6.1 days and aggregates up to 3.46" (88mm) of snow.

What is the driest month in Lamar?

February is the month with the least rainfall. Rain falls for 8.9 days and accumulates 1.46" (37mm) of precipitation.

What is the snowiest month in Lamar?

February is the month with the most snowfall. Snow falls for 2.5 days and accumulates 1.57" (40mm) of snow.

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 most humid month?

With an average relative humidity of 80%, May is the most humid month.

What is the rainiest month?

May is the month with the most rainfall. Rain falls for 15.3 days and accumulates 4.61" (117mm) of precipitation.

When it does not snow?

In Lamar, snow does not fall in May through October.

When are the longest days?

June has the longest days of the year in Lamar, with an average of 14h and 30min of daylight.

What is the month with the highest UV index?

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

What is the hottest time of year?

Lamar's warmest season falls during July and August, averaging a high-temperature of 91.9°F (33.3°C).

What is the least humid month?

With an average relative humidity of 65%, August is the least humid month.

What month has the most sunshine?

The month with the most sunshine is August, with an average of 11.1h of sunshine.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 48min of daylight.

What is the month with the least sunshine?

December has the least sunshine of the year, with an average of 5.7h of sunshine.

When is the lowest UV index?

The month with the lowest UV index is December, with an average maximum UV index of 2.

Average temperature
Lamar, OK

Average temperature - Lamar, OK

The warmest months (with the highest average high temperature) are July and August (91.9°F).
The month with the lowest average high temperature is January (48.6°F).

The month with the highest average low temperature is July (72.3°F).
The coldest month (with the lowest average low temperature) is January (33.1°F).

Average pressure
Lamar, OK

Average pressure - Lamar, OK

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed
Lamar, OK

Average wind speed - Lamar, OK

The windiest month (with the highest average wind speed) is March (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (7.2mph).

Average rainfall
Lamar, OK

Average rainfall - Lamar, OK

The wettest month (with the highest rainfall) is May (4.61").
The driest month (with the least rainfall) is February (1.46").

Average rainfall days
Lamar, OK

Average rainfall days - Lamar, OK

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (6.7 days).

Average snowfall
Lamar, OK

Average snowfall - Lamar, OK

The month with the highest snowfall is February (1.57").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days
Lamar, OK

Average snowfall days - Lamar, OK

The month with the highest number of snowfall days is February (2.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine
Lamar, OK

Average daylight / Average sunshine - Lamar, OK

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

Average sunshine days
Lamar, OK

Average sunshine days - Lamar, OK

The month with the most sunshine days is January (22.2 days).
The month with the least sunshine days is May (13.6 days).

Average visibility
Lamar, OK

Average visibility - Lamar, OK

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).

Lamar, Oklahoma, USA

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