Climate and monthly weather forecast
Cromwell, OK

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Weather in January

January, like December, is another chilly winter month in Cromwell, Oklahoma, with an average temperature fluctuating between 32°F (0°C) and 47.8°F (8.8°C). January is the coldest month of the year, registering average temperatures as high as 47.8°F (8.8°C) and as low as 32°F (0°C). Weather in January »

Weather in February

February, the last month of the winter in Cromwell, is a cool month, with an average temperature ranging between max 51.3°F (10.7°C) and min 35.2°F (1.8°C). The arrival of February marks a slight shift to an average high-temperature of a cool 51.3°F (10.7°C) from January's 47.8°F (8.8°C). Weather in February »

Weather in March

March, the first month of the spring in Cromwell, is an enjoyable month, with an average temperature varying between 45°F (7.2°C) and 62.2°F (16.8°C). The rise of average high-temperatures is seen in March, with an increase from a fresh 51.3°F (10.7°C) in February to a refreshing 62.2°F (16.8°C). Weather in March »

Weather in April

April in Cromwell, Oklahoma, is a pleasant spring month, with temperature in the range of an average high of 69.8°F (21°C) and an average low of 51.4°F (10.8°C). April's arrival brings a slight change in high-temperatures, adjusting from a refreshing 62.2°F (16.8°C) in March to a pleasant 69.8°F (21°C). Weather in April »

Weather in May

May, the last month of the spring in Cromwell, is a warm month, with an average temperature fluctuating between 76.3°F (24.6°C) and 59.7°F (15.4°C). Cromwell's weather in May presents a minor rise in the average high-temperature, moving from a pleasant 69.8°F (21°C) in April to a moderately hot 76.3°F (24.6°C). Weather in May »

Weather in June

June, the first month of the summer in Cromwell, is a hot month, with an average temperature fluctuating between 86.5°F (30.3°C) and 69.4°F (20.8°C). As June sets, the average high-temperature shows an increase, moving up from a warm 76.3°F (24.6°C) in May to a tropical 86.5°F (30.3°C). Weather in June »

Weather in July

July, the same as June, in Cromwell, Oklahoma, is another hot summer month, with temperature in the range of an average high of 91.8°F (33.2°C) and an average low of 72.3°F (22.4°C). The months of July and August see the peak of Cromwell's temperatures, averaging a high of 91.8°F (33.2°C). July's heat index is computed to be a blisteringly hot 111.2°F (44°C). Weather in July »

Weather in August

August, the last month of the summer in Cromwell, is another tropical month, with an average temperature ranging between min 71.1°F (21.7°C) and max 91.8°F (33.2°C). Temperatures reach their maximum during July and August, recording an average high-temperature of 91.8°F (33.2°C). August's average heat index is computed to be an extremely hot 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 Cromwell, Oklahoma, with an average temperature fluctuating between 64.4°F (18°C) and 84.2°F (29°C). The transition to September results in a modest reduction in average high-temperature, moving from a tropical 91.8°F (33.2°C) in August to a moderately hot 84.2°F (29°C). Weather in September »

Weather in October

October, the same as September, in Cromwell, Oklahoma, is another pleasant autumn month, with an average temperature ranging between min 53.2°F (11.8°C) and max 70.9°F (21.6°C). October's arrival coincides with a drop in the average high-temperature, decreasing from September's warm 84.2°F (29°C) to a pleasant 70.9°F (21.6°C). Weather in October »

Weather in November

The last month of the autumn, November, is another refreshing month in Cromwell, Oklahoma, with an average temperature varying between 43.2°F (6.2°C) and 59.9°F (15.5°C). November shows a mild decline in the average high-temperature, falling from October's agreeable 70.9°F (21.6°C) to a moderate 59.9°F (15.5°C). Weather in November »

Weather in December

The first month of the winter, December, is still a chilly month in Cromwell, Oklahoma, with an average temperature varying between 49.3°F (9.6°C) and 34.9°F (1.6°C). In Cromwell, the beginning of December is marked by a lowered average high-temperature, shifting from November's mild 59.9°F (15.5°C) to a frosty 49.3°F (9.6°C). Weather in December »

Frequently asked questions

What are the coldest months?

With average high and low temperatures of 47.8°F (8.8°C) and 32°F (0°C) respectively, January is Cromwell's coldest month.

How much does it rain in Cromwell?

Throughout the year, there are 129.9 rainfall days, and 29.06" (738mm) of precipitation is accumulated.

When does it snow?

January through April, September, November and December are months with snowfall in Cromwell.

How many days does it snow?

In Cromwell, during the entire year, snow falls for 7.4 days and aggregates up to 3.9" (99mm) of snow.

What is the driest month?

February and November are months with the least rain in Cromwell when the rain falls for 8.3 days and typically aggregates up to 1.38" (35mm) of rain.

What is the snowiest month in Cromwell?

The month with the most snowfall is February, when snow falls for 2.9 days and typically aggregates up to 1.81" (46mm) 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?

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

What is the rainiest month?

The month with the most rainfall is May, when the rain falls for 15.9 days and typically aggregates up to 4.72" (120mm) of precipitation.

When it does not snow?

In Cromwell, snow does not fall in May through August and October.

When are the longest days?

The month with the longest days is June, 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 are the warmest months?

Temperatures reach their maximum during July and August, recording an average high-temperature of 91.8°F (33.2°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?

With an average of 11h of sunshine, August has the most sunshine of the year in Cromwell.

What is the month with the shortest days?

With an average of 9h and 48min of daylight, December has the shortest days of the year.

What is the month with the least sunshine?

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

What is the month with the lowest UV index?

With an average maximum UV index of 2, December is the month with the lowest UV index in Cromwell.

Average temperature
Cromwell, OK

Average temperature - Cromwell, OK

The warmest months (with the highest average high temperature) are July and August (91.8°F).
The month with the lowest average high temperature is January (47.8°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 (32°F).

Average pressure
Cromwell, OK

Average pressure - Cromwell, 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
Cromwell, OK

Average wind speed - Cromwell, OK

The windiest months (with the highest average wind speed) are March and April (11mph).
The calmest months (with the lowest average wind speed) are July and August (7.4mph).

Average rainfall
Cromwell, OK

Average rainfall - Cromwell, OK

The wettest month (with the highest rainfall) is May (4.72").
The driest months (with the least rainfall) are February and November (1.38").

Average rainfall days
Cromwell, OK

Average rainfall days - Cromwell, OK

The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is January (6.3 days).

Average snowfall
Cromwell, OK

Average snowfall - Cromwell, OK

The month with the highest snowfall is February (1.81").
The months with the least snowfall are May, June, July, August and October (0").

Average snowfall days
Cromwell, OK

Average snowfall days - Cromwell, OK

The month with the highest number of snowfall days is February (2.9 days).
The months with the least snowfall days are May, June, July, August and October (0 days).

Average daylight / Average sunshine
Cromwell, OK

Average daylight / Average sunshine - Cromwell, 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 0min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

Average sunshine days
Cromwell, OK

Average sunshine days - Cromwell, OK

The month with the most sunshine days is January (22.4 days).
The month with the least sunshine days is May (13.2 days).

Average visibility
Cromwell, OK

Average visibility - Cromwell, 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).

Cromwell, Oklahoma, USA

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