October weather forecast
Grand Rapids, MI

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The vast cityscape of Grand Rapids, a moderately large town in Michigan and two visible bridges across the river
The vast cityscape of Grand Rapids, a moderately large town in Michigan and two visible bridges across the river

Weather in October

October presents Grand Rapids with crisp, fall weather. The landscape becomes a canvas for autumn colors, with leaves turning shades of gold, red, and brown. Despite the dipping temperatures, the city retains a sense of magnificence, enriched by the splendid colors of fall. Locals and tourists are often seen taking advantage of the cool weather to enjoy the leaf-peeping season. October reigns as a month of vibrant colors and dramatic landscapes in Grand Rapids, Michigan.

Temperature

October in Grand Rapids implies a gentle temperature shift, with average high-temperatures reducing from September's agreeable 72°F (22.2°C) to a refreshing 58.3°F (14.6°C). Grand Rapids, during the nights of October, experiences an average temperature drop to a frosty 44.2°F (6.8°C).

Humidity

The average relative humidity in October in Grand Rapids, Michigan, is 77%.

Rainfall

In Grand Rapids, Michigan, during October, the rain falls for 10.3 days and regularly aggregates up to 1.1" (28mm) of precipitation. Throughout the year, there are 103.5 rainfall days, and 9.02" (229mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Daylight

In October, the average length of the day in Grand Rapids is 11h and 1min.
On the first day of October, sunrise is at 7:40 am and sunset at 7:23 pm. On the last day of the month, sunrise is at 8:16 am and sunset at 6:35 pm EDT.

Sunshine

In Grand Rapids, Michigan, the average sunshine in October is 5.4h.

UV index

The average daily maximum UV index in October in Grand Rapids is 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily high UV index of 2 during October translates into the following recommendations:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Updated: Feb 12, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What is the average October temperature in Grand Rapids?

In October, in Grand Rapids, the average high-temperature is 58.3°F (14.6°C), and the average low-temperature is 44.2°F (6.8°C).

What is the average humidity in October in Grand Rapids?

The average relative humidity in October is 77%.

How many days does it rain in October in Grand Rapids?

In Grand Rapids, in October, it is raining for 10.3 days, with typically 1.1" (28mm) of accumulated precipitation.

When it does not snow in Grand Rapids?

May through October are months without snowfall.

Does it snow in Grand Rapids in October?

In Grand Rapids, in October, it doesn't snow. In November, it regularly snows.

How many hours of daylight does Grand Rapids have in October?

The average day length in October is 11h and 1min.

When are sunrise and sunset in October in Grand Rapids?

On the first day of October in Grand Rapids, sunrise is at 7:40 am and sunset at 7:23 pm. On the last day of the month, sunrise is at 8:16 am and sunset at 6:35 pm EDT.

How long on average sun shines in October in Grand Rapids?

In October, the average sunshine duration is 5.4h.

What is the UV index reading in October in Grand Rapids?

The average daily maximum UV index in October in Grand Rapids, Michigan, is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from exposure to the Sun's 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 October
Grand Rapids, MI

Average temperature in October - Grand Rapids, MI
  • Average high temperature in October: 58.3°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (27.7°F).

  • Average low temperature in October: 44.2°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).

Average pressure in October
Grand Rapids, MI

Average pressure in October - Grand Rapids, MI
  • Average pressure in October: 29.99"Hg

The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in October
Grand Rapids, MI

Average wind speed in October - Grand Rapids, MI
  • Average wind speed in October: 8.9mph

The windiest month (with the highest average wind speed) is April (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

Average humidity in October
Grand Rapids, MI

Average humidity in October - Grand Rapids, MI
  • Average humidity in October: 77%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is April (75%).

Average rainfall in October
Grand Rapids, MI

Average rainfall in October - Grand Rapids, MI
  • Average rainfall in October: 1.1"

The wettest month (with the highest rainfall) is May (1.14").
The driest month (with the least rainfall) is March (0.47").

Average rainfall days in October
Grand Rapids, MI

Average rainfall days in October - Grand Rapids, MI
  • Average rainfall days in October: 10.3 days

The month with the highest number of rainy days is May (13 days).
The month with the least rainy days is February (3.8 days).

Average snowfall in October
Grand Rapids, MI

Average snowfall in October - Grand Rapids, MI
  • Average snowfall in October: 0"

The month with the highest snowfall is January (1.57").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in October
Grand Rapids, MI

Average snowfall days in October - Grand Rapids, MI
  • Average snowfall days in October: 0.1 days

The month with the highest number of snowfall days is January (11.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in October /
Average sunshine in October
Grand Rapids, MI

Average daylight in October / Average sunshine in October - Grand Rapids, MI
  • Average daylight in October: 11h and 0min

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 October: 5h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 2h and 18min).

Average sunshine days in October
Grand Rapids, MI

Average sunshine days in October - Grand Rapids, MI
  • Average sunshine days in October: 17.6 days

The month with the most sunshine days is September (21 days).
The month with the least sunshine days is April (13.4 days).

Average UV index in October
Grand Rapids, MI

Average UV index in October - Grand Rapids, MI
  • Average UV index in October: 2

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in October
Grand Rapids, MI

Average cloud cover in October - Grand Rapids, MI
  • Average cloud cover in October: 50

The month with the most cloud cover is January (Cloud cover 75).
The month with the least cloud cover is July (Cloud cover 30).

Average visibility in October
Grand Rapids, MI

Average visibility in October - Grand Rapids, MI
  • Average visibility in October: 6mi

The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).

Grand Rapids, Michigan, USA

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