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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 Putnam, Illinois, is a freezing cold winter month, with temperature in the range of an average high of 29.3°F (-1.5°C) and an average low of 17.4°F (-8.1°C). The coldest period is January, when temperatures fluctuate between an average high of 29.3°F (-1.5°C) and a low of 17.4°F (-8.1°C). Weather in January »
Weather in February
February, the last month of the winter in Putnam, is a wintry month, with temperature in the range of an average high of 33.4°F (0.8°C) and an average low of 21°F (-6.1°C). Putnam, Illinois, starts February with an average high-temperature of a cold 33.4°F (0.8°C), hinting at a minimal fluctuation from January. Weather in February »
Weather in March
The first month of the spring, March, is a frosty month in Putnam, Illinois, with an average temperature fluctuating between 47.7°F (8.7°C) and 33.1°F (0.6°C). Noticing a change, the average high-temperature during March moves from February's cold 33.4°F (0.8°C) to a frosty 47.7°F (8.7°C). Weather in March »
Weather in April
April in Putnam, Illinois, is a refreshing spring month, with temperature in the range of an average low of 43°F (6.1°C) and an average high of 59.4°F (15.2°C). The beginning of April marks a shift in the average high-temperature, moving from March's chilly 47.7°F (8.7°C) to a moderate 59.4°F (15.2°C). Weather in April »
Weather in May
The last month of the spring, May, is an agreeable month in Putnam, Illinois, with an average temperature fluctuating between 71.1°F (21.7°C) and 54°F (12.2°C). Putnam's transition into May sees a rise in the average high-temperature, advancing from a moderate 59.4°F (15.2°C) in April to a pleasant 71.1°F (21.7°C). Weather in May »
Weather in June
June, the first month of the summer in Putnam, is a warm month, with an average temperature fluctuating between 79°F (26.1°C) and 62.1°F (16.7°C). June's arrival signals a subtle increase in average high-temperatures, moving from May's pleasant 71.1°F (21.7°C) to a moderately hot 79°F (26.1°C). Weather in June »
Weather in July
July, like June, in Putnam, Illinois, is a moderately hot summer month, with temperature in the range of an average high of 81°F (27.2°C) and an average low of 64.6°F (18.1°C). The temperatures reach their highest averages in July, with highs of 81°F (27.2°C) and lows of 64.6°F (18.1°C). In July, the heat index is estimated at a tropical 87.8°F (31°C). Weather in July »
Weather in August
August, the last month of the summer in Putnam, is another warm month, with an average temperature varying between 80.1°F (26.7°C) and 62.2°F (16.8°C). August records an average high-temperature of a still moderately hot 80.1°F (26.7°C), indicating a minor variation from the preceding month. Weather in August »
Weather in September
September, the first month of the autumn in Putnam, is also a moderately hot month, with an average temperature fluctuating between 75°F (23.9°C) and 56.5°F (13.6°C). Putnam records an average high-temperature of a still moderately hot 75°F (23.9°C) in September, closely mirroring the climate of the previous month. Weather in September »
Weather in October
October, the same as September, is another comfortable autumn month in Putnam, Illinois, with an average temperature fluctuating between 46°F (7.8°C) and 61.7°F (16.5°C). Putnam's transition into October involves a shift in temperature, receding from a moderately hot 75°F (23.9°C) in September to an enjoyable 61.7°F (16.5°C). Weather in October »
Weather in November
November, the last month of the autumn in Putnam, is another chilly month, with temperature in the range of an average high of 47.3°F (8.5°C) and an average low of 34°F (1.1°C). The shift from October to November brings a noticeable decrease in the average high-temperature, dropping from a refreshing 61.7°F (16.5°C) to a chilly 47.3°F (8.5°C). Weather in November »
Weather in December
December, the first month of the winter in Putnam, is still a cold month, with an average temperature ranging between min 25.3°F (-3.7°C) and max 35.6°F (2°C). A moderate decline in the average high-temperature is seen during December, decreasing from a chilly 47.3°F (8.5°C) in November to an icy 35.6°F (2°C). Weather in December »
[Resources]Frequently asked questions
What part of the year is the coldest in Putnam?
With average high and low temperatures of 29.3°F (-1.5°C) and 17.4°F (-8.1°C) respectively, January is Putnam's coldest month.
What is the driest month in Putnam?
The months with the least rainfall are January and December Rain falls for 6.4 days and accumulates 1.57" (40mm) of rain.
How much does it rain in Putnam?
In Putnam, Illinois, during the entire year, the rain falls for 151.3 days and collects up to 30.16" (766mm) of precipitation.
When does it snow in Putnam?
January through April, October through December are months with snowfall in Putnam.
How much does it snow in Putnam?
In Putnam, Illinois, during the entire year, snow falls for 36.7 days and aggregates up to 14.09" (358mm) of snow.
What is the month with the least sunshine in Putnam?
January has the least sunshine of the year in Putnam, with an average of 3.9h of sunshine.
What is the month with the lowest UV index in Putnam?
January is the month with the lowest UV index in Putnam, Illinois, with an average maximum UV index of 1.
What is the snowiest month in Putnam?
February is the month with the most snowfall. Snow falls for 9.6 days and accumulates 3.7" (94mm) of snow.
When is Daylight Saving Time (DST) in Putnam?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Putnam, Illinois, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.
What is the rainiest month in Putnam?
The month with the most rainfall is May, when the rain falls for 18.4 days and typically aggregates up to 4.41" (112mm) of precipitation.
When it does not snow in Putnam?
May through September are months without snowfall in Putnam.
When are the longest days in Putnam?
June has the longest days of the year, with an average of 15h and 6min of daylight.
What month has the most sunshine in Putnam?
With an average of 10h of sunshine, June has the most sunshine of the year.
When is the highest UV index in Putnam?
June and July, with an average maximum UV index of 6, are months with the highest UV index in Putnam, Illinois.
What is the warmest month in Putnam?
With average high temperatures of 81°F (27.2°C) and lows of 64.6°F (18.1°C), July is the warmest month.
What is the most humid month in Putnam?
The most humid month is July, with an average relative humidity of 85%.
What is the least humid month in Putnam?
October is the least humid month in Putnam, Illinois, with an average relative humidity of 72%.
What is the month with the shortest days in Putnam?
The month with the shortest days is December, with an average of 9h and 18min of daylight.
Average temperature
Putnam, IL
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (29.3°F).
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).
Average pressure
Putnam, IL
- Average pressure in January:
30.13"Hg - Average pressure in February:
30.11"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.94"Hg - Average pressure in May:
29.95"Hg - Average pressure in June:
29.91"Hg
- Average pressure in July:
29.97"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30.03"Hg - Average pressure in October:
30.01"Hg - Average pressure in November:
30.1"Hg - Average pressure in December:
30.11"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed
Putnam, IL
- Average wind speed in January:
10.3mph - Average wind speed in February:
10.3mph - Average wind speed in March:
10.2mph - Average wind speed in April:
10.6mph - Average wind speed in May:
8.9mph - Average wind speed in June:
7.8mph
- Average wind speed in July:
6.6mph - Average wind speed in August:
6.5mph - Average wind speed in September:
7.6mph - Average wind speed in October:
9.3mph - Average wind speed in November:
10mph - Average wind speed in December:
9.7mph
The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity
Putnam, IL
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (72%).
Average rainfall
Putnam, IL
- Average rainfall in January:
1.57" - Average rainfall in February:
1.61" - Average rainfall in March:
2.17" - Average rainfall in April:
3.7" - Average rainfall in May:
4.41" - Average rainfall in June:
3.23"
- Average rainfall in July:
2.76" - Average rainfall in August:
2.24" - Average rainfall in September:
2.24" - Average rainfall in October:
2.91" - Average rainfall in November:
1.73" - Average rainfall in December:
1.57"
The wettest month (with the highest rainfall) is May (4.41").
The driest months (with the least rainfall) are January and December (1.57").
Average rainfall days
Putnam, IL
- Average rainfall days in January:
6.4 days - Average rainfall days in February:
5.9 days - Average rainfall days in March:
12.8 days - Average rainfall days in April:
17 days - Average rainfall days in May:
18.4 days - Average rainfall days in June:
17.4 days
- Average rainfall days in July:
17.3 days - Average rainfall days in August:
14.7 days - Average rainfall days in September:
11.7 days - Average rainfall days in October:
12.6 days - Average rainfall days in November:
9.6 days - Average rainfall days in December:
7.5 days
The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is February (5.9 days).
Average snowfall
Putnam, IL
The month with the highest snowfall is February (3.7").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Putnam, IL
- Average snowfall days in January:
11.2 days - Average snowfall days in February:
9.6 days - Average snowfall days in March:
4.8 days - Average snowfall days in April:
1.3 days - Average snowfall days in May:
0 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:
0.3 days - Average snowfall days in November:
2.5 days - Average snowfall days in December:
7 days
The month with the highest number of snowfall days is January (11.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Putnam, IL
- Average daylight in January:
9h and 4min - 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 3min - Average daylight in June:
15h and 1min
- Average daylight in July:
14h and 5min - Average daylight in August:
13h and 5min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 1min - Average daylight in November:
9h and 5min - Average daylight in December:
9h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in January:
3h and 5min - Average sunshine in February:
4h and 1min - Average sunshine in March:
6h and 2min - Average sunshine in April:
7h and 5min - Average sunshine in May:
8h and 5min - Average sunshine in June:
10h and 0min
- Average sunshine in July:
9h and 5min - Average sunshine in August:
9h and 5min - Average sunshine in September:
9h and 0min - Average sunshine in October:
5h and 5min - Average sunshine in November:
5h and 1min - Average sunshine in December:
4h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days
Putnam, IL
- Average sunshine days in January:
14.8 days - Average sunshine days in February:
12.8 days - Average sunshine days in March:
14.4 days - Average sunshine days in April:
10.8 days - Average sunshine days in May:
10.7 days - Average sunshine days in June:
10.9 days
- Average sunshine days in July:
11 days - Average sunshine days in August:
14.7 days - Average sunshine days in September:
16.3 days - Average sunshine days in October:
15.9 days - Average sunshine days in November:
17.7 days - Average sunshine days in December:
16.8 days
The month with the most sunshine days is November (17.7 days).
The month with the least sunshine days is May (10.7 days).
Average UV index
Putnam, IL
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover
Putnam, IL
The month with the most cloud cover is January (Cloud cover 59).
The months with the least cloud cover are August and September (Cloud cover 32).
Average visibility
Putnam, IL
The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).
Putnam, Illinois, USA
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