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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, like December, in Wood River, Illinois, is a wintry winter month, with temperature in the range of an average high of 36.1°F (2.3°C) and an average low of 23.4°F (-4.8°C). January brings the lowest temperatures, with an average high of 36.1°F (2.3°C) and an average low of 23.4°F (-4.8°C). Weather in January »
Weather in February
February, the last month of the winter in Wood River, is also an icy month, with temperature in the range of an average high of 41°F (5°C) and an average low of 27.1°F (-2.7°C). Welcoming February, Wood River notes an average high-temperature of a still cold 41°F (5°C), nearly consistent with January's 36.1°F (2.3°C). Weather in February »
Weather in March
The first month of the spring, March, is a cool month in Wood River, Illinois, with temperature in the range of an average low of 37.2°F (2.9°C) and an average high of 53.4°F (11.9°C). March's onset brings a temperature rise, moving from a wintry 41°F (5°C) in February to a cool 53.4°F (11.9°C). Weather in March »
Weather in April
April in Wood River, Illinois, is a comfortable spring month, with an average temperature ranging between min 46.9°F (8.3°C) and max 64.4°F (18°C). April brings a rise in Wood River's average high-temperature, moving from a cool 53.4°F (11.9°C) in March to a comfortable 64.4°F (18°C). Weather in April »
Weather in May
May, the last month of the spring in Wood River, is a warm month, with an average temperature fluctuating between 74.1°F (23.4°C) and 57°F (13.9°C). The start of May brings a shift in the average high-temperature, increasing from April's refreshing 64.4°F (18°C) to a warm 74.1°F (23.4°C). Weather in May »
Weather in June
The first month of the summer, June, is still a warm month in Wood River, Illinois, with an average temperature fluctuating between 83.1°F (28.4°C) and 66.2°F (19°C). June's onset brings a temperature rise, moving from 74.1°F (23.4°C) in May to a still moderately hot 83.1°F (28.4°C). Weather in June »
Weather in July
July, the same as June, is a moderately hot summer month in Wood River, Illinois, with an average temperature ranging between max 85.3°F (29.6°C) and min 67.6°F (19.8°C). Temperature readings reach their annual highs in July, averaging 85.3°F (29.6°C) and a minimum average of 67.6°F (19.8°C). Throughout July, the heat index is calculated to be a torrid 96.8°F (36°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Wood River, Illinois, with temperature in the range of an average high of 84°F (28.9°C) and an average low of 65.7°F (18.7°C). The introduction of August notes a subtle temperature variation to a still warm 84°F (28.9°C) from July's 85.3°F (29.6°C). Weather in August »
Weather in September
September, the first month of the autumn in Wood River, is also a moderately hot month, with an average temperature varying between 78.6°F (25.9°C) and 59.4°F (15.2°C). A subtle shift in Wood River's weather is observed as August turns into September, with the average high temperature reducing from a warm 84°F (28.9°C) to a still moderately hot 78.6°F (25.9°C). Weather in September »
Weather in October
October, like September, in Wood River, Illinois, is another refreshing autumn month, with an average temperature ranging between min 48.7°F (9.3°C) and max 65.3°F (18.5°C). In Wood River, entering October brings a temperature decrement, reducing from September's moderately hot 78.6°F (25.9°C) to an enjoyable 65.3°F (18.5°C). Weather in October »
Weather in November
November, the last month of the autumn in Wood River, is another cool month, with an average temperature ranging between min 37°F (2.8°C) and max 52.2°F (11.2°C). The start of November comes with a reduction in the average high-temperature, receding from an enjoyable 65.3°F (18.5°C) in October to a fresh 52.2°F (11.2°C). Weather in November »
Weather in December
December, the first month of the winter in Wood River, is also an icy month, with an average temperature varying between 29.8°F (-1.2°C) and 41.4°F (5.2°C). December is characterized by a reduction in the average high-temperature, from a cool 52.2°F (11.2°C) in November to an icy 41.4°F (5.2°C). Weather in December »
[Resources]Frequently asked questions
What part of the year is the coldest in Wood River?
January, with its average high-temperature of 36.1°F (2.3°C) and an average low-temperature of 23.4°F (-4.8°C), holds the record as the coldest month in Wood River.
How many days does it rain in Wood River?
Throughout the year, in Wood River, there are 138 rainfall days, and 23.9" (607mm) of precipitation is accumulated.
When does it snow in Wood River?
Months with snowfall in Wood River, Illinois, are January through April, November and December.
How many days does it snow in Wood River?
In Wood River, during the entire year, snow falls for 18.6 days and aggregates up to 4.53" (115mm) of snow.
What are the months with the least sunshine in Wood River?
The months with the least sunshine are January and February, with an average of 4.5h of sunshine.
When is the lowest UV index in Wood River?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Wood River, Illinois.
What is the driest month in Wood River?
The month with the least rainfall in Wood River, Illinois, is February, when the rain falls for 6.9 days and typically collects 1.14" (29mm) of precipitation.
When does it snow the most in Wood River?
February is the month with the most snowfall. Snow falls for 5.4 days and accumulates 1.61" (41mm) of snow.
When is Daylight Saving Time (DST) in Wood River?
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 in Wood River?
May is the month with the most rainfall in Wood River, Illinois. Rain falls for 16.6 days and accumulates 3.07" (78mm) of precipitation.
When it does not snow in Wood River?
In Wood River, Illinois, snow does not fall in May through October.
When is the highest UV index in Wood River?
The months with the highest UV index are May through August, with an average maximum UV index of 6.
When are the longest days in Wood River?
June has the longest days of the year in Wood River, Illinois, with an average of 14h and 48min of daylight.
What month has the most sunshine in Wood River?
The month with the most sunshine in Wood River is June, with an average of 10.4h of sunshine.
What are the warmest months in Wood River?
Wood River's warmest temperatures are experienced in July, with average high temperatures of 85.3°F (29.6°C) and lows of 67.6°F (19.8°C).
What is the most humid month in Wood River?
With an average relative humidity of 80%, July is the most humid month in Wood River, Illinois.
What is the least humid month in Wood River?
With an average relative humidity of 71%, October is the least humid month in Wood River, Illinois.
What is the month with the shortest days in Wood River?
The month with the shortest days in Wood River, Illinois, is December, with an average of 9h and 30min of daylight.
Average temperature
Wood River, IL
The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (36.1°F).
The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure
Wood River, IL
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.12"Hg - Average pressure in March:
30.07"Hg - Average pressure in April:
29.94"Hg - Average pressure in May:
29.95"Hg - Average pressure in June:
29.92"Hg
- Average pressure in July:
29.97"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30.02"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.12"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 (29.92"Hg).
Average wind speed
Wood River, IL
- Average wind speed in January:
9.6mph - Average wind speed in February:
9.6mph - Average wind speed in March:
9.4mph - Average wind speed in April:
9.3mph - Average wind speed in May:
7.6mph - Average wind speed in June:
6.6mph
- Average wind speed in July:
5.7mph - Average wind speed in August:
5.8mph - Average wind speed in September:
6.3mph - Average wind speed in October:
8.1mph - Average wind speed in November:
8.9mph - Average wind speed in December:
9mph
The windiest months (with the highest average wind speed) are January and February (9.6mph).
The calmest month (with the lowest average wind speed) is July (5.7mph).
Average humidity
Wood River, IL
The month with the highest relative humidity is July (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall
Wood River, IL
- Average rainfall in January:
1.26" - Average rainfall in February:
1.14" - Average rainfall in March:
1.57" - Average rainfall in April:
2.4" - Average rainfall in May:
3.07" - Average rainfall in June:
2.76"
- Average rainfall in July:
2.48" - Average rainfall in August:
2.91" - Average rainfall in September:
1.69" - Average rainfall in October:
1.93" - Average rainfall in November:
1.3" - Average rainfall in December:
1.38"
The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is February (1.14").
Average rainfall days
Wood River, IL
- Average rainfall days in January:
5.6 days - Average rainfall days in February:
6.9 days - Average rainfall days in March:
12.3 days - Average rainfall days in April:
13.4 days - Average rainfall days in May:
16.6 days - Average rainfall days in June:
15.1 days
- Average rainfall days in July:
16.3 days - Average rainfall days in August:
14.3 days - Average rainfall days in September:
11.8 days - Average rainfall days in October:
10.5 days - Average rainfall days in November:
8.5 days - Average rainfall days in December:
6.7 days
The month with the highest number of rainy days is May (16.6 days).
The month with the least rainy days is January (5.6 days).
Average snowfall
Wood River, IL
The month with the highest snowfall is February (1.61").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Wood River, IL
- Average snowfall days in January:
6 days - Average snowfall days in February:
5.4 days - Average snowfall days in March:
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:
3.8 days
The month with the highest number of snowfall days is January (6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Wood River, 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 3min - Average sunshine in February:
4h and 3min - Average sunshine in March:
6h and 2min - Average sunshine in April:
8h and 3min - Average sunshine in May:
9h and 2min - Average sunshine in June:
10h and 2min
- Average sunshine in July:
10h and 2min - Average sunshine in August:
10h and 0min - Average sunshine in September:
9h and 2min - Average sunshine in October:
6h and 1min - Average sunshine in November:
5h and 3min - Average sunshine in December:
4h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 30min).
Average sunshine days
Wood River, IL
- Average sunshine days in January:
20.3 days - Average sunshine days in February:
16.1 days - Average sunshine days in March:
15.3 days - Average sunshine days in April:
15.3 days - Average sunshine days in May:
12.5 days - Average sunshine days in June:
12.5 days
- Average sunshine days in July:
12.3 days - Average sunshine days in August:
14 days - Average sunshine days in September:
15.7 days - Average sunshine days in October:
19.7 days - Average sunshine days in November:
20.1 days - Average sunshine days in December:
20.4 days
The month with the most sunshine days is December (20.4 days).
The month with the least sunshine days is July (12.3 days).
Average UV index
Wood River, 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
Wood River, IL
The month with the most cloud cover is January (Cloud cover 51).
The months with the least cloud cover are June, July and August (Cloud cover 29).
Average visibility
Wood River, 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).
Wood River, Illinois, USA
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