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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, the same as December, in Jamestown, Michigan, is another subzero cold winter month, with temperature in the range of an average low of 19°F (-7.2°C) and an average high of 28.4°F (-2°C). The coldest period tends to be January, when average temperatures fluctuate between a high of 28.4°F (-2°C) and a low of 19°F (-7.2°C). Weather in January »
Weather in February
The last month of the winter, February, is also a subzero cold month in Jamestown, Michigan, with an average temperature ranging between max 30.9°F (-0.6°C) and min 20.5°F (-6.4°C). With the arrival of February, Jamestown's average high-temperature registers at a still subzero cold 30.9°F (-0.6°C), indicating a subtle variation from the previous month. Weather in February »
Weather in March
The first month of the spring, March, is a cold month in Jamestown, Michigan, with an average temperature varying between 28.6°F (-1.9°C) and 42.3°F (5.7°C). As March arrives, a rise in the average high-temperature is observed, moving from a subzero cold 30.9°F (-0.6°C) in February to a wintry 42.3°F (5.7°C). Weather in March »
Weather in April
April is a fresh spring month in Jamestown, Michigan, with an average temperature varying between 38.1°F (3.4°C) and 53.4°F (11.9°C). The commencement of April sees a shift in the average high-temperature, moving from a wintry 42.3°F (5.7°C) in March to a cool 53.4°F (11.9°C). Weather in April »
Weather in May
May, the last month of the spring in Jamestown, is a comfortable month, with an average temperature varying between 65.7°F (18.7°C) and 49.1°F (9.5°C). The transition to May introduces an increase in the average high-temperature, shifting from a cool 53.4°F (11.9°C) in April to a comfortable 65.7°F (18.7°C). Weather in May »
Weather in June
The first month of the summer, June, is a moderately hot month in Jamestown, Michigan, with an average temperature fluctuating between 57.4°F (14.1°C) and 73.9°F (23.3°C). June brings a slight elevation in the average high-temperature, transitioning from May's refreshing 65.7°F (18.7°C) to a moderately hot 73.9°F (23.3°C). Weather in June »
Weather in July
July, the same as June, is another warm summer month in Jamestown, Michigan, with an average temperature fluctuating between 79.3°F (26.3°C) and 62.2°F (16.8°C). Jamestown's warmest temperatures are experienced in July, with average high temperatures of 79.3°F (26.3°C) and lows of 62.2°F (16.8°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Jamestown, Michigan, with temperature in the range of an average low of 61.2°F (16.2°C) and an average high of 78.3°F (25.7°C). With the arrival of August, Jamestown's average high-temperature registers at a still moderately hot 78.3°F (25.7°C), indicating a subtle variation from the previous month. Weather in August »
Weather in September
September, the first month of the autumn in Jamestown, is also an agreeable month, with temperature in the range of an average low of 54.5°F (12.5°C) and an average high of 72.5°F (22.5°C). With September's onset, the weather reveals a slight temperature decrease, transitioning from a moderately hot 78.3°F (25.7°C) in August to a pleasant 72.5°F (22.5°C). Weather in September »
Weather in October
October, like September, is another refreshing autumn month in Jamestown, Michigan, with temperature in the range of an average high of 58.3°F (14.6°C) and an average low of 45.1°F (7.3°C). As Jamestown enters October, the average high-temperature decreases from the an agreeable 72.5°F (22.5°C) of September to a refreshing 58.3°F (14.6°C). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in Jamestown, Michigan, with temperature in the range of an average high of 45.3°F (7.4°C) and an average low of 34.3°F (1.3°C). The commencement of November indicates a shift in the average high-temperature, receding from October's mild 58.3°F (14.6°C) to a chilly 45.3°F (7.4°C). Weather in November »
Weather in December
The first month of the winter, December, is also a wintry month in Jamestown, Michigan, with an average temperature ranging between max 34.3°F (1.3°C) and min 26.6°F (-3°C). December comes with a decrease in the average high-temperature, falling from a frosty 45.3°F (7.4°C) in November to a wintry 34.3°F (1.3°C). Weather in December »
Updated: Jul 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year?
Temperature records mark January as the coldest month, with highs averaging 28.4°F (-2°C) and lows at 19°F (-7.2°C).
What is the most humid month?
With an average relative humidity of 87%, January is the most humid month in Jamestown.
How much does it rain?
Throughout the year, there are 115 rainfall days, and 10.59" (269mm) of precipitation is accumulated.
When does it snow?
January through April, October through December are months with snowfall.
What is the snowiest month?
January is the month with the most snowfall. Snow falls for 18.5 days and accumulates 2.4" (61mm) of snow.
How much does it snow?
In Jamestown, during the entire year, snow falls for 63.2 days and aggregates up to 8.19" (208mm) of snow.
What is the month with the least sunshine?
With an average of 2.4h of sunshine, January has the least sunshine of the year.
When is the lowest UV index in Jamestown?
The months with the lowest UV index are January and December, with an average maximum UV index of 1.
What is the driest month?
The month with the least rainfall is February, when the rain falls for 3.4 days and typically collects 0.59" (15mm) of precipitation.
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 EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.
What is the least humid month?
The least humid month is April, with an average relative humidity of 75%.
When it does not snow?
May through September are months without snowfall.
When are the longest days?
The month with the longest days is June, with an average of 15h and 18min of daylight.
What are the months with the highest UV index?
The months with the highest UV index in Jamestown are June through August, with an average maximum UV index of 6.
What month is the hottest?
Jamestown witnesses the warmest weather in July, with temperatures averaging a high of 79.3°F (26.3°C) and a low of 62.2°F (16.8°C).
What month has the most sunshine?
The month with the most sunshine is July, with an average of 10.5h of sunshine.
What is the wettest month?
October is the month with the most rainfall. Rain falls for 14 days and accumulates 1.3" (33mm) of precipitation.
What is the month with the shortest days?
With an average of 9h and 6min of daylight, December has the shortest days of the year.
Average temperature
Jamestown, MI
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (28.4°F).
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (19°F).
Average pressure
Jamestown, MI
- Average pressure in January:
30.07"Hg - Average pressure in February:
30.07"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
29.96"Hg - Average pressure in May:
29.97"Hg - Average pressure in June:
29.92"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.97"Hg - Average pressure in September:
30.03"Hg - Average pressure in October:
29.99"Hg - Average pressure in November:
30.08"Hg - Average pressure in December:
30.07"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
Jamestown, MI
- Average wind speed in January:
9.9mph - Average wind speed in February:
9.9mph - Average wind speed in March:
9.4mph - Average wind speed in April:
9.9mph - Average wind speed in May:
8.5mph - Average wind speed in June:
7.5mph
- Average wind speed in July:
6.6mph - Average wind speed in August:
6.8mph - Average wind speed in September:
7.5mph - Average wind speed in October:
9.2mph - Average wind speed in November:
9.8mph - Average wind speed in December:
9.6mph
The windiest months (with the highest average wind speed) are January, February and April (9.9mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).
Average humidity
Jamestown, MI
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is April (75%).
Average rainfall
Jamestown, MI
- Average rainfall in January:
0.71" - Average rainfall in February:
0.59" - Average rainfall in March:
0.67" - Average rainfall in April:
1.02" - Average rainfall in May:
1.06" - Average rainfall in June:
1.06"
- Average rainfall in July:
0.98" - Average rainfall in August:
0.98" - Average rainfall in September:
0.87" - Average rainfall in October:
1.3" - Average rainfall in November:
0.63" - Average rainfall in December:
0.71"
The wettest month (with the highest rainfall) is October (1.3").
The driest month (with the least rainfall) is February (0.59").
Average rainfall days
Jamestown, MI
- Average rainfall days in January:
4.6 days - Average rainfall days in February:
3.4 days - Average rainfall days in March:
8.2 days - Average rainfall days in April:
12.1 days - Average rainfall days in May:
12.9 days - Average rainfall days in June:
11.8 days
- Average rainfall days in July:
11.3 days - Average rainfall days in August:
11 days - Average rainfall days in September:
10 days - Average rainfall days in October:
14 days - Average rainfall days in November:
8.4 days - Average rainfall days in December:
7.3 days
The month with the highest number of rainy days is October (14 days).
The month with the least rainy days is February (3.4 days).
Average snowfall
Jamestown, MI
The month with the highest snowfall is January (2.4").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Jamestown, MI
- Average snowfall days in January:
18.5 days - Average snowfall days in February:
14.9 days - Average snowfall days in March:
6.5 days - Average snowfall days in April:
2.9 days - Average snowfall days in May:
0.2 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0.2 days - Average snowfall days in November:
7.3 days - Average snowfall days in December:
12.7 days
The month with the highest number of snowfall days is January (18.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Jamestown, MI
- Average daylight in January:
9h and 3min - Average daylight in February:
10h and 4min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 4min - Average daylight in June:
15h and 2min
- Average daylight in July:
15h and 0min - Average daylight in August:
13h and 5min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 5min - Average daylight in December:
9h and 1min
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 January:
2h and 2min - Average sunshine in February:
3h and 4min - Average sunshine in March:
5h and 4min - Average sunshine in April:
6h and 5min - Average sunshine in May:
8h and 5min - Average sunshine in June:
9h and 5min
- Average sunshine in July:
10h and 3min - Average sunshine in August:
9h and 5min - Average sunshine in September:
8h and 2min - Average sunshine in October:
5h and 3min - Average sunshine in November:
4h and 2min - Average sunshine in December:
3h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).
Average sunshine days
Jamestown, MI
- Average sunshine days in January:
10.2 days - Average sunshine days in February:
10.7 days - Average sunshine days in March:
17.8 days - Average sunshine days in April:
14.7 days - Average sunshine days in May:
16 days - Average sunshine days in June:
16.2 days
- Average sunshine days in July:
17.2 days - Average sunshine days in August:
17.2 days - Average sunshine days in September:
17.4 days - Average sunshine days in October:
14.5 days - Average sunshine days in November:
15 days - Average sunshine days in December:
14.6 days
The month with the most sunshine days is March (17.8 days).
The month with the least sunshine days is January (10.2 days).
Average UV index
Jamestown, MI
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
Jamestown, MI
The month with the most cloud cover is January (Cloud cover 75).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility
Jamestown, MI
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).
Jamestown, Michigan, USA
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