Climate and monthly weather forecast
Bethany, OK

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The climate of Bethany

Bethany, Oklahoma, in the United States, falls under the Köppen climate classification of Cfa, indicating a humid subtropical climate with no dry season. The geographical position of the city contributes significantly to this climate type. The area sees relatively high humidity averaging 66%, and experiences frequent changes in weather conditions, including varying temperatures and precipitation patterns throughout the year.

The temperature in Bethany ranges from a low of 31.6°F (-0.2°C) in January, to a high of 93.7°F (34.3°C) in July. The onset of spring in March sees a noticeable increase in temperature, jumping from 51.3°F (10.7°C) in February to 62.2°F (16.8°C). However, December records a significant drop in temperature, down to 49.1°F (9.5°C) from 59.5°F (15.3°C) in the previous month, November. Additionally, the amount of rainfall varies within the year, with the highest recorded in May at 4.09" (104mm), while the lowest falls in December at 0.94" (24mm).

Bethany also experiences sporadic snowfall, mainly from December to March, with January and February reporting the most notable amounts of 1.14" (29mm) and 1.3" (33mm) respectively. The rest of the year is practically snow-free. Interestingly, the highest average relative humidity of 73% is observed in May, the same month that also experiences the highest rainfall, suggesting a strong correlation between these two weather parameters.

The best time to visit Bethany

Based on the climate data, the most pleasant period to visit Bethany would be from late spring to early summer; specifically, between May and June. During this period, the temperatures average between a comfortable 70°F (21.1°C) and 89.1°F (31.7°C), offering ideal conditions for outdoor activities. Additionally, the average daylight is at an annual peak of 14.1 to 14.5 hours, providing a longer day for visitors engaged in sightseeing and other tourist activities.

The worst time to visit Bethany

On the other hand, the least favorable period to visit Bethany would be in the heart of winter, specifically between December and February. These are the coldest months, with average temperatures plummeting to a chilly 31.6°F (-0.2°C) in January. The region also experiences significant snowfall during these months.

Spring weather in Bethany

March marks the onset of spring in Bethany, which lasts until May. During this period, weather conditions exhibit a marked transformation from the chill of winter to more moderate temperatures ranging from 62.2°F (16.8°C) in March to 77.9°F (25.5°C) in May. In line with the rising temperatures, the rainfall also tends to increase during this period, from 1.65" (42mm) in March to an annual high of 4.09" (104mm) in May.

Summer weather in Bethany

Summer rolls into Bethany from June until August. These are the hottest months, with July recording the highest temperature of 93.7°F (34.3°C). However, it is also the season with the least humidity, averaging 61% in July, and rainfall tends to decline, averaging 2.28" (58mm) in June and July, and dropping slightly to 2.2" (56mm) in August.

Autumn weather in Bethany

Autumn in Bethany occurs from September to November. Temperatures start dropping from 84.6°F (29.2°C) in September to a milder 59.5°F (15.3°C) in November. Rainfall begins to decrease as well after peaking in September at 2.76" (70mm), and gradual descends to 1.1" (28mm) by November.

Winter weather in Bethany

Winter comes to Bethany from December through February. These months register the lowest temperatures with January being the coldest, averaging 31.6°F (-0.2°C). Snowfall is also a common phenomenon during these months, with 1.14" (29mm) in December and 1.3" (33mm) in January, and tends to cease by February with a minor 0.35" (9mm) remaining. It is also noteworthy that the average daylight decreases to its annual minimum of 9.8 hours in December.

Weather in January

January ushers in the new year with some of the coldest temperatures in Bethany, Oklahoma. Moderate rainfall can be expected to accompany the generally cool climate. A defining characteristic of the month is the snowfall of 1.14" (29mm) with snowfall seen over a couple of days. Weather in January »

Weather in February

The weather begins to gradually heat up in February. There is a slight increase in rainfall from January, going hand in hand with the rise in humidity. One notable feature of February's weather is the snowfall of 1.3" (33mm), further contributing to the chilly climate. Weather in February »

Weather in March

March witnesses the shift towards the spring season in Bethany. While the temperature keeps rising, this progress is counterbalanced by a decrease in snowfall down to 0.35" (9mm). Increased periods of sunshine appear, thanks to the receding cloud cover, which make community outdoor activities feasible. Weather in March »

Weather in April

April weather takes a definitive turn towards warmer temperatures in Bethany. The departure from wintry conditions is underscored by a sharp decrease in snowfall, dwindling to a mere 0.04" (1mm). Rainfall levels rise, along with the number of rainy days, emphasizing April's reputation for showers. Weather in April »

Weather in May

With May comes the quintessential summer feel in the city of Bethany. A comfortable increase in temperature is observed with no snowfall, marking the end of the winter season remnants. Rainfall spikes considerably, with the total average being the highest in the year, signifying May as the wettest month. Weather in May »

Weather in June

June ensures the full arrival of summer in Bethany with the mercury rising to even higher levels. The wet May weather makes way for a drier atmosphere, contributing to the decreased levels of relative humidity. This month showcases the longest daylight hours with the sun shining brightly for nearly half the day. Weather in June »

Weather in July

July typically sees the mercury rise to its peak in Bethany, asserting itself as the hottest month. With temperatures soaring high, snowfall is an unthinkable probability. However, the heat doesn't deter the clouds, which persistently offer a respite from the constant sunshine and high UV index. Weather in July »

Weather in August

August weather in Bethany is distinguished by slightly milder temperatures when compared to the peak warmth in July. The rainfall is relatively steady, maintaining a balance between the warm temperature and humidity levels. The dearth of snowfall persists in accordance with the seasonal cycle. Weather in August »

Weather in September

September marks the onset of fall in Bethany. As the city bids goodbye to the hot summer, a comfortable drop in temperature takes place. The decreased daylight hours subtly hint at the eventual transition to winter. Despite these noticeable changes, September continues to offer quality sunshine and composes an ideal weather scenario. Weather in September »

Weather in October

The weather in October displays a clear shift towards cooler temperatures. Rainfall decreases, signifying a slow approach towards drier months. Despite the dwindling daylight hours, sunshine persists, giving an illusion of extended daytime. Weather in October »

Weather in November

November in Bethany is characterized by a noticeable drop in all climatic parameters, indicating the beginning of winter. The most striking characteristic of the month is the sharp decrease in average high temperatures accompanied by a rise in wind speed. Weather in November »

Weather in December

Rounding up the year, December brings back colder temperatures in Bethany, the snowfall again being a possibility with 0.55" (14mm). The daylight hours are limited, but the city remains fairly sunlit. Despite the cold, the overall December weather remains quite stable with no significant hikes or drops in the climatic parameters. Weather in December »

Frequently asked questions

What is the coldest month?

Bethany's January weather, marked by an average high temperature of 48.6°F (9.2°C) and an average low temperature of 31.6°F (-0.2°C), is the coldest in the year.

How much does it rain?

Throughout the year, there are 120.9 rainfall days, and 24.65" (626mm) of precipitation is accumulated.

When does it snow?

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

How many days does it snow?

Throughout the year, there are 8.9 snowfall days, and 3.46" (88mm) of snow is accumulated.

What is the snowiest month?

February is the month with the most snowfall in Bethany. Snow falls for 3.2 days and accumulates 1.3" (33mm) 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 in Bethany?

May is the most humid month, with an average relative humidity of 73%.

What is the rainiest month?

May is the month with the most rainfall. Rain falls for 14.6 days and accumulates 4.09" (104mm) of precipitation.

When it does not snow?

May through October are months without snowfall.

When are the longest days?

The month with the longest days is June, with an average of 14h and 30min of daylight.

What are the months 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?

With average temperatures fluctuating between a high of 93.7°F (34.3°C) and a low of 73.2°F (22.9°C), July stands out as the warmest month.

What month has the most sunshine?

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

What is the least humid month?

August is the least humid month, with an average relative humidity of 59%.

What is the driest month?

The month with the least rainfall is December, when the rain falls for 6 days and typically collects 0.94" (24mm) of precipitation.

What is the month with the shortest days?

December has the shortest days of the year, 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 6h 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
Bethany, OK

Average temperature - Bethany, OK

The warmest month (with the highest average high temperature) is July (93.7°F).
The month with the lowest average high temperature is January (48.6°F).

The month with the highest average low temperature is July (73.2°F).
The coldest month (with the lowest average low temperature) is January (31.6°F).

Average pressure
Bethany, OK

Average pressure - Bethany, OK

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

Average wind speed
Bethany, OK

Average wind speed - Bethany, OK

The windiest month (with the highest average wind speed) is April (12.4mph).
The calmest month (with the lowest average wind speed) is August (8.7mph).

Average rainfall
Bethany, OK

Average rainfall - Bethany, OK

The wettest month (with the highest rainfall) is May (4.09").
The driest month (with the least rainfall) is December (0.94").

Average rainfall days
Bethany, OK

Average rainfall days - Bethany, OK

The month with the highest number of rainy days is May (14.6 days).
The month with the least rainy days is January (4.4 days).

Average snowfall
Bethany, OK

Average snowfall - Bethany, OK

The month with the highest snowfall is February (1.3").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days
Bethany, OK

Average snowfall days - Bethany, OK

The month with the highest number of snowfall days is February (3.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine
Bethany, OK

Average daylight / Average sunshine - Bethany, 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 July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).

Average sunshine days
Bethany, OK

Average sunshine days - Bethany, OK

The month with the most sunshine days is January (24.3 days).
The month with the least sunshine days is May (13.8 days).

Average visibility
Bethany, OK

Average visibility - Bethany, 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).

Bethany, Oklahoma, USA

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