Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
The arrival of September records an average high-temperature of a still hot 87.8°F (31°C), closely related to the 91.6°F (33.1°C) observed in August. Monarch witnesses an average low-temperature of 67.6°F (19.8°C) throughout the month of September.Heat index
The heat index for September is calculated to be a fiery hot 102.2°F (39°C). More protective measures are required - heat exhaustion and heat cramps are likely. Heatstroke may follow lengthy activity.Evaluating the heat index requires understanding its values in the shade and with gentle winds. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', takes into account both air temperature and humidity to illustrate what people actually feel. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. It is essential to realize that direct sunlight can escalate the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
Evaporating sweat, thanks to perspiration, acts as a natural air conditioner for the human body. In the presence of abundant moisture in the atmosphere, the cooling process through evaporation is hindered, causing the body to feel excessively warm. Overheating and potential dehydration arise when body heat gain eclipses its release capability.
Humidity
In September, the average relative humidity in Monarch is 75%.Rainfall
In Monarch, during September, the rain falls for 15 days and regularly aggregates up to 2.01" (51mm) of precipitation. In Monarch, during the entire year, the rain falls for 157.7 days and collects up to 23.94" (608mm) of precipitation.Snowfall
In Monarch, snow does not fall in April through November.Daylight
In Monarch, the average length of the day in September is 12h and 21min.On the first day of the month, sunrise is at 6:32 am and sunset at 7:19 pm. On the last day of September, sunrise is at 6:49 am and sunset at 6:42 pm CDT.
Sunshine
The average sunshine in September is 9.1h.UV index
In Monarch, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for average individuals.Note: In September, a daily UV index of 5 turns into the following recommendations:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is September in Monarch?
What is the average humidity in September in Monarch?
How much does it rain in Monarch in September?
When it does not snow in Monarch?
What is the average length of the day in September in Monarch?
When are sunrise and sunset in September in Monarch?
How many hours of sunshine does Monarch have in September?
What is the UV index reading in September in Monarch?
Average temperature in September
Monarch, MS
- Average high temperature in September: 87.8°F
The warmest month (with the highest average high temperature) is July (91.8°F).
The month with the lowest average high temperature is January (55.8°F).
- Average low temperature in September: 67.6°F
The month with the highest average low temperature is July (72.1°F).
The coldest month (with the lowest average low temperature) is January (38.7°F).
Average pressure in September
Monarch, MS
- Average pressure in September: 29.99"Hg
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 in September
Monarch, MS
- Average wind speed in September: 4.9mph
The windiest months (with the highest average wind speed) are January, February and April (7mph).
The calmest month (with the lowest average wind speed) is July (4.5mph).
Average humidity in September
Monarch, MS
- Average humidity in September: 75%
The month with the highest relative humidity is December (82%).
The month with the lowest relative humidity is October (71%).
Average rainfall in September
Monarch, MS
- Average rainfall in September: 2.01"
The wettest month (with the highest rainfall) is July (3.19").
The driest month (with the least rainfall) is November (1.1").
Average rainfall days in September
Monarch, MS
- Average rainfall days in September: 15 days
The month with the highest number of rainy days is July (21.7 days).
The month with the least rainy days is November (7.9 days).
Average snowfall in September
Monarch, MS
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.28").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Monarch, MS
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Monarch, MS
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in September: 9h and 1min
The months with the most sunshine are June, July and August (Average sunshine: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).
Average sunshine days in September
Monarch, MS
- Average sunshine days in September: 12.6 days
The month with the most sunshine days is November (21 days).
The month with the least sunshine days is July (7.8 days).
Average UV index in September
Monarch, MS
- Average UV index in September: 5
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in September
Monarch, MS
- Average cloud cover in September: 32
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is October (Cloud cover 30).
Average visibility in September
Monarch, MS
- Average visibility in September: 5mi
The months with the highest visibility are January, February, March, April, June, October and November (6mi).
The months with the lowest visibility are May, July, August, September and December (5mi).
Monarch, Mississippi, USA
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