September weather forecast
Calcutta, OH

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Calcutta, Ohio, with an average temperature ranging between min 54.9°F (12.7°C) and max 74.8°F (23.8°C).

Temperature

The transition to September results in a modest reduction in average high-temperature, moving from 81.9°F (27.7°C) in August to a still warm 74.8°F (23.8°C). In September, Calcutta's temperature tends to fall to an average low of 54.9°F (12.7°C) during the night.

Humidity

In Calcutta, the average relative humidity in September is 79%.

Rainfall

In Calcutta, during September, the rain falls for 14.2 days and regularly aggregates up to 1.77" (45mm) of precipitation. In Calcutta, during the entire year, the rain falls for 161.5 days and collects up to 22.72" (577mm) of precipitation.

Snowfall

In Calcutta, snow does not fall in June through September.

Daylight

In Calcutta, the average length of the day in September is 12h and 27min.
On the first day of the month, sunrise is at 6:50 am and sunset at 7:54 pm. On the last day of September, sunrise is at 7:18 am and sunset at 7:05 pm EDT.

Sunshine

In Calcutta, the average sunshine in September is 8.2h.

UV index

In Calcutta, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: An average maximum UV index of 4 in September leads to these recommendations:
Prioritize safety - Suggestions to prevent sun damage are offered. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Enhance your sun protection with tightly woven, yet airy clothing.
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Frequently asked questions

What is the average September temperature in Calcutta?

Calcutta in September has an average high-temperature of 74.8°F (23.8°C) and an average low-temperature of 54.9°F (12.7°C). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 87.8°F (31°C).

What is the average humidity in September in Calcutta?

In September, the average relative humidity is 79%.

How much does it rain in Calcutta in September?

In Calcutta, Ohio, in September, it is raining for 14.2 days, with typically 1.77" (45mm) of accumulated precipitation.

When it does not snow in Calcutta?

In Calcutta, Ohio, snow does not fall in June through September.

Does it snow in Calcutta in September?

In Calcutta, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Calcutta have in September?

In September, the average day length in Calcutta is 12h and 27min.

When are sunrise and sunset in September in Calcutta?

On the first day of September in Calcutta, Ohio, sunrise is at 6:50 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 7:05 pm EDT.

How long on average sun shines in September in Calcutta?

The average sunshine duration in September in Calcutta is 8.2h.

What is the UV index reading in September in Calcutta?

In September, the average daily maximum UV index in Calcutta, Ohio, is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Calcutta, OH

Average temperature in September - Calcutta, OH
  • Average high temperature in September: 74.8°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (32.5°F).

  • Average low temperature in September: 54.9°F

The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

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Average pressure in September
Calcutta, OH

Average pressure in September - Calcutta, OH
  • Average pressure in September: 30.05"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in September
Calcutta, OH

Average wind speed in September - Calcutta, OH
  • Average wind speed in September: 5.2mph

The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

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Average humidity in September
Calcutta, OH

Average humidity in September - Calcutta, OH
  • Average humidity in September: 79%

The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April, July and August (77%).

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Average rainfall in September
Calcutta, OH

Average rainfall in September - Calcutta, OH
  • Average rainfall in September: 1.77"

The wettest months (with the highest rainfall) are April and May (2.24").
The driest month (with the least rainfall) is November (1.54").

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Average rainfall days in September
Calcutta, OH

Average rainfall days in September - Calcutta, OH
  • Average rainfall days in September: 14.2 days

The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is January (8.8 days).

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Average snowfall in September
Calcutta, OH

Average snowfall in September - Calcutta, OH
  • Average snowfall in September: 0"

The month with the highest snowfall is January (3.39").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Calcutta, OH

Average snowfall days in September - Calcutta, OH
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (15.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Calcutta, OH

Average daylight in September / Average sunshine in September - Calcutta, OH
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in September: 8h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).

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Average sunshine days in September
Calcutta, OH

Average sunshine days in September - Calcutta, OH
  • Average sunshine days in September: 13.7 days

The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is February (9.5 days).

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Average UV index in September
Calcutta, OH

Average UV index in September - Calcutta, OH
  • Average UV index in September: 4

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in September
Calcutta, OH

Average cloud cover in September - Calcutta, OH
  • Average cloud cover in September: 40

The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in September
Calcutta, OH

Average visibility in September - Calcutta, OH
  • Average visibility in September: 5mi

The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January and February (4mi).

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Calcutta, Ohio, USA

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