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 commencement of September includes a gentle temperature shift, with the average high-temperature dropping a bit from a warm 77.5°F (25.3°C) in August to a pleasant 71.6°F (22°C). Holt observes an average nighttime low-temperature of 52.7°F (11.5°C) during the month of September.Humidity
In September, the average relative humidity is 79%.Rainfall
In Holt, during September, the rain falls for 8.5 days and regularly aggregates up to 0.51" (13mm) of precipitation. Throughout the year, there are 96.4 rainfall days, and 7.32" (186mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 29min.On the first day of September, sunrise is at 7:03 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 7:20 pm EDT.
Sunshine
In September, the average sunshine is 7.9h.UV index
In Holt, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: In September, a daily UV index of 3 turns into the following recommendations:
Put precautions into practice - Guidance to elude sunburn is provided. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
Does it snow in September?
What is the average length of the day in September?
When are sunrise and sunset in September?
How many hours of sunshine does Holt have in September?
What is the UV index intensity in September?
Average temperature in September
Holt, MI
- Average high temperature in September: 71.6°F
The warmest month (with the highest average high temperature) is July (78.8°F).
The month with the lowest average high temperature is January (27.7°F).
- Average low temperature in September: 52.7°F
The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure in September
Holt, MI
- Average pressure in September: 30.03"Hg
The months with the highest atmospheric pressure are March and November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Holt, MI
- Average wind speed in September: 7.3mph
The windiest months (with the highest average wind speed) are January, February and April (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).
Average humidity in September
Holt, MI
- Average humidity in September: 79%
The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is April (77%).
Average rainfall in September
Holt, MI
- Average rainfall in September: 0.51"
The wettest month (with the highest rainfall) is May (0.94").
The driest month (with the least rainfall) is February (0.35").
Average rainfall days in September
Holt, MI
- Average rainfall days in September: 8.5 days
The month with the highest number of rainy days is May (12.7 days).
The month with the least rainy days is February (3 days).
Average snowfall in September
Holt, MI
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.14").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Holt, MI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Holt, MI
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).
Average sunshine days in September
Holt, MI
- Average sunshine days in September: 18.4 days
The month with the most sunshine days is December (20.9 days).
The month with the least sunshine days is May (14.8 days).
Average UV index in September
Holt, MI
- Average UV index in September: 3
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in September
Holt, MI
- Average cloud cover in September: 37
The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in September
Holt, MI
- Average visibility in September: 5mi
The months with the highest visibility are February, March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are January, August and September (5mi).
Holt, Michigan, USA
Weather forecast for your location
2. Allow the app to use your location