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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, is another cold winter month in Alma, Illinois, with an average temperature ranging between min 24.3°F (-4.3°C) and max 37°F (2.8°C). Alma records the coldest temperatures in January, averaging a high of 37°F (2.8°C) and a low of 24.3°F (-4.3°C). Weather in January »
Weather in February
February, the last month of the winter in Alma, is also a wintry month, with an average temperature fluctuating between 28.2°F (-2.1°C) and 42.1°F (5.6°C). February is marked by an average high-temperature of a still cold 42.1°F (5.6°C), almost identical to the preceding month. Weather in February »
Weather in March
The first month of the spring, March, is a fresh month in Alma, Illinois, with temperature in the range of an average low of 37.6°F (3.1°C) and an average high of 53.2°F (11.8°C). March brings a temperature change, with average high-temperatures moving from February's cold 42.1°F (5.6°C) to a fresh 53.2°F (11.8°C). Weather in March »
Weather in April
April in Alma, Illinois, is a refreshing spring month, with an average temperature fluctuating between 47.3°F (8.5°C) and 64.4°F (18°C). The shift into April is accompanied by a temperature increase, with the average high-temperature rising from a cool 53.2°F (11.8°C) in March to a comfortable 64.4°F (18°C). Weather in April »
Weather in May
The last month of the spring, May, is a moderately hot month in Alma, Illinois, with an average temperature ranging between min 57.6°F (14.2°C) and max 73.9°F (23.3°C). May brings a rise in the average high-temperature, transitioning from April's refreshing 64.4°F (18°C) to a moderately hot 73.9°F (23.3°C). Weather in May »
Weather in June
June, the first month of the summer in Alma, is also a moderately hot month, with an average temperature ranging between min 66.2°F (19°C) and max 83.1°F (28.4°C). The shift from May to June sees an increase in the average high-temperature, transitioning from a warm 73.9°F (23.3°C) to a still moderately hot 83.1°F (28.4°C). Weather in June »
Weather in July
July, like June, in Alma, Illinois, is a moderately hot summer month, with an average temperature fluctuating between 84.7°F (29.3°C) and 67.5°F (19.7°C). In Alma, Illinois, July is the month with the highest recorded average temperatures, measuring a high of 84.7°F (29.3°C) and a low of 67.5°F (19.7°C). The heat index value for July is calculated to be a very hot 96.8°F (36°C). Weather in July »
Weather in August
August, the last month of the summer in Alma, is also a moderately hot month, with temperature in the range of an average high of 83.3°F (28.5°C) and an average low of 65.7°F (18.7°C). A minimal variation is noted in Alma's average high-temperature at the onset of August, reaching a still warm 83.3°F (28.5°C) from July's 84.7°F (29.3°C). Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Alma, Illinois, with temperature in the range of an average low of 59.7°F (15.4°C) and an average high of 78.3°F (25.7°C). Alma experiences an average high-temperature of a still warm 78.3°F (25.7°C) in September, marking an insignificant shift from 83.3°F (28.5°C) in August. Weather in September »
Weather in October
October, like September, in Alma, Illinois, is another enjoyable autumn month, with temperature in the range of an average low of 49.1°F (9.5°C) and an average high of 66°F (18.9°C). October shows a mild decline in the average high-temperature, falling from September's moderately hot 78.3°F (25.7°C) to an enjoyable 66°F (18.9°C). Weather in October »
Weather in November
November, the last month of the autumn in Alma, is also a fresh month, with an average temperature ranging between max 52.2°F (11.2°C) and min 37.9°F (3.3°C). Alma's November weather features a mild decline in high-temperatures, reducing from an enjoyable 66°F (18.9°C) in October to a fresh 52.2°F (11.2°C). Weather in November »
Weather in December
The first month of the winter, December, is still a cold month in Alma, Illinois, with an average temperature ranging between max 41.9°F (5.5°C) and min 30.6°F (-0.8°C). Alma in December demonstrates a small temperature transition, adjusting from an average high of a fresh 52.2°F (11.2°C) in November to a cold 41.9°F (5.5°C). Weather in December »
Updated: Jul 18, 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?
With an average high-temperature of 37°F (2.8°C) and an average low-temperature of 24.3°F (-4.3°C), January is the coldest month in Alma, Illinois.
How much does it rain?
Throughout the year, there are 123.2 rainfall days, and 15.08" (383mm) of precipitation is accumulated.
When does it snow in Alma?
January through April, November and December are months with snowfall.
When does it snow the most?
January is the month with the most snowfall in Alma, Illinois. Snow falls for 5.1 days and accumulates 0.63" (16mm) of snow.
How many days does it snow in Alma?
Throughout the year, there are 16.4 snowfall days, and 2.05" (52mm) of snow is accumulated.
What is the month with the least sunshine?
January has the least sunshine of the year, with an average of 4.4h of sunshine.
What is the month with the lowest UV index?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Alma.
What is the driest month in Alma?
February is the month with the least rainfall. Rain falls for 6.8 days and accumulates 0.71" (18mm) of precipitation.
When is Daylight Saving Time (DST) in Alma?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, 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?
April is the month with the most rainfall. Rain falls for 13 days and accumulates 2.01" (51mm) of precipitation.
What is the most humid month?
May, July and August, with an average relative humidity of 80%, are most humid months.
When it does not snow?
In Alma, snow does not fall in May through October.
What are the months with the highest UV index?
May through August, with an average maximum UV index of 6, are months with the highest UV index.
When are the longest days?
With an average of 14h and 48min of daylight, June has the longest days of the year.
What are the months with the most sunshine?
The months with the most sunshine are June and July, with an average of 10.4h of sunshine.
What month is the hottest?
July is the warmest month, with an average high-temperature of 84.7°F (29.3°C) and an average low-temperature of 67.5°F (19.7°C).
What is the least humid month?
October is the least humid month, with an average relative humidity of 71%.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 9h and 30min of daylight.
Average temperature
Alma, IL
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (37°F).
The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).
Average pressure
Alma, IL
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.12"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.95"Hg - Average pressure in May:
29.96"Hg - Average pressure in June:
29.93"Hg
- Average pressure in July:
29.98"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30.03"Hg - Average pressure in October:
30.04"Hg - Average pressure in November:
30.13"Hg - Average pressure in December:
30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed
Alma, IL
- Average wind speed in January:
10.2mph - Average wind speed in February:
10.1mph - Average wind speed in March:
9.9mph - Average wind speed in April:
9.7mph - Average wind speed in May:
8.1mph - Average wind speed in June:
7mph
- Average wind speed in July:
5.9mph - Average wind speed in August:
6mph - Average wind speed in September:
6.5mph - Average wind speed in October:
8.5mph - Average wind speed in November:
9.2mph - Average wind speed in December:
9.3mph
The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest month (with the lowest average wind speed) is July (5.9mph).
Average humidity
Alma, IL
The months with the highest relative humidity are May, July and August (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall
Alma, IL
- Average rainfall in January:
0.98" - Average rainfall in February:
0.71" - Average rainfall in March:
1.34" - Average rainfall in April:
2.01" - Average rainfall in May:
1.77" - Average rainfall in June:
1.38"
- Average rainfall in July:
1.42" - Average rainfall in August:
1.22" - Average rainfall in September:
0.83" - Average rainfall in October:
1.38" - Average rainfall in November:
1.06" - Average rainfall in December:
0.98"
The wettest month (with the highest rainfall) is April (2.01").
The driest month (with the least rainfall) is February (0.71").
Average rainfall days
Alma, IL
- Average rainfall days in January:
6.6 days - Average rainfall days in February:
6.8 days - Average rainfall days in March:
11.5 days - Average rainfall days in April:
13 days - Average rainfall days in May:
14.8 days - Average rainfall days in June:
12.3 days
- Average rainfall days in July:
13.7 days - Average rainfall days in August:
11.4 days - Average rainfall days in September:
9.4 days - Average rainfall days in October:
8.5 days - Average rainfall days in November:
7.6 days - Average rainfall days in December:
7.6 days
The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is January (6.6 days).
Average snowfall
Alma, IL
The month with the highest snowfall is January (0.63").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Alma, IL
- Average snowfall days in January:
5.1 days - Average snowfall days in February:
4.3 days - Average snowfall days in March:
2.2 days - Average snowfall days in April:
0.3 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:
0.1 days - Average snowfall days in November:
1 days - Average snowfall days in December:
3.4 days
The month with the highest number of snowfall days is January (5.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Alma, IL
- Average daylight in January:
9h and 5min - Average daylight in February:
10h and 5min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 1min - Average daylight in May:
14h and 2min - Average daylight in June:
14h and 5min
- Average daylight in July:
14h and 4min - Average daylight in August:
13h and 4min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 1min - Average daylight in November:
10h and 1min - Average daylight in December:
9h and 3min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January:
4h and 2min - Average sunshine in February:
4h and 4min - Average sunshine in March:
6h and 2min - Average sunshine in April:
8h and 2min - Average sunshine in May:
9h and 1min - Average sunshine in June:
10h and 2min
- Average sunshine in July:
10h and 2min - Average sunshine in August:
10h and 1min - Average sunshine in September:
9h and 1min - Average sunshine in October:
6h and 2min - Average sunshine in November:
5h and 3min - Average sunshine in December:
4h and 5min
The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days
Alma, IL
- Average sunshine days in January:
19.9 days - Average sunshine days in February:
17.2 days - Average sunshine days in March:
16.1 days - Average sunshine days in April:
15 days - Average sunshine days in May:
12.8 days - Average sunshine days in June:
13.8 days
- Average sunshine days in July:
13.6 days - Average sunshine days in August:
15.6 days - Average sunshine days in September:
18.4 days - Average sunshine days in October:
20.8 days - Average sunshine days in November:
20.1 days - Average sunshine days in December:
19.6 days
The month with the most sunshine days is October (20.8 days).
The month with the least sunshine days is May (12.8 days).
Average UV index
Alma, IL
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Alma, IL
The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 28).
Average visibility
Alma, IL
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Alma, Illinois, USA
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