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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 Irwin, Ohio, with an average temperature ranging between min 20.3°F (-6.5°C) and max 32.2°F (0.1°C). Irwin witnesses the coldest weather in January, with temperatures averaging a high of 32.2°F (0.1°C) and a low of 20.3°F (-6.5°C). Weather in January »
Weather in February
February, the last month of the winter in Irwin, is also an icy month, with an average temperature fluctuating between 36.7°F (2.6°C) and 23.9°F (-4.5°C). Irwin experiences an average high-temperature of a still cold 36.7°F (2.6°C) in February, subtly different from January's 32.2°F (0.1°C). Weather in February »
Weather in March
March, the first month of the spring in Irwin, is a chilly month, with an average temperature fluctuating between 33.1°F (0.6°C) and 47.8°F (8.8°C). With the onset of March, Irwin's average high-temperature sees a rise, moving from February's wintry 36.7°F (2.6°C) to a chilly 47.8°F (8.8°C). Weather in March »
Weather in April
April is a moderate spring month in Irwin, Ohio, with an average temperature ranging between max 60.1°F (15.6°C) and min 43.2°F (6.2°C). A shift in the average high-temperature is noticeable in April, changing from a frosty 47.8°F (8.8°C) in March to a mild 60.1°F (15.6°C). Weather in April »
Weather in May
The last month of the spring, May, is a pleasant month in Irwin, Ohio, with an average temperature varying between 71.1°F (21.7°C) and 54.1°F (12.3°C). May's arrival brings a temperature shift, moving from a mild 60.1°F (15.6°C) in April to a pleasant 71.1°F (21.7°C). Weather in May »
Weather in June
The first month of the summer, June, is a moderately hot month in Irwin, Ohio, with temperature in the range of an average low of 60.8°F (16°C) and an average high of 77.7°F (25.4°C). With the start of June, the average high-temperature marginally shifts from May's agreeable 71.1°F (21.7°C) to a warm 77.7°F (25.4°C). Weather in June »
Weather in July
July, the same as June, is another warm summer month in Irwin, Ohio, with an average temperature varying between 63.7°F (17.6°C) and 80.2°F (26.8°C). With average high and low temperatures of 80.2°F (26.8°C) and 63.7°F (17.6°C) respectively, July is Irwin's warmest month. Weather in July »
Weather in August
August, the last month of the summer in Irwin, is also a moderately hot month, with an average temperature fluctuating between 61.3°F (16.3°C) and 79.2°F (26.2°C). August's advent denotes a minor fluctuation in the average high-temperature to a still moderately hot 79.2°F (26.2°C) from July's 80.2°F (26.8°C). Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in Irwin, Ohio, with an average temperature ranging between min 56.1°F (13.4°C) and max 74.1°F (23.4°C). The dawn of September sees an average high-temperature of a still moderately hot 74.1°F (23.4°C), subtly contrasting with August's 79.2°F (26.2°C). Weather in September »
Weather in October
October, the same as September, is another enjoyable autumn month in Irwin, Ohio, with an average temperature ranging between max 61.7°F (16.5°C) and min 46°F (7.8°C). October ushers in a slight temperature change, with average high-temperatures reducing from September's moderately hot 74.1°F (23.4°C) to a comfortable 61.7°F (16.5°C). Weather in October »
Weather in November
November, the last month of the autumn in Irwin, is also a frosty month, with an average temperature ranging between max 48.6°F (9.2°C) and min 34.9°F (1.6°C). With the onset of November, Irwin experiences a modest temperature adjustment, with the average high-temperature receding from a refreshing 61.7°F (16.5°C) in October to a chilly 48.6°F (9.2°C). Weather in November »
Weather in December
The first month of the winter, December, is also a wintry month in Irwin, Ohio, with an average temperature ranging between max 38.1°F (3.4°C) and min 28.6°F (-1.9°C). The transition into December involves a decrease in the average high-temperature, falling from a chilly 48.6°F (9.2°C) in November to an icy 38.1°F (3.4°C). Weather in December »
Updated: Feb 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 month in Irwin?
Irwin's coldest weather arrives in January, when temperatures average a high of 32.2°F (0.1°C) and a low of 20.3°F (-6.5°C).
What is the most humid month in Irwin?
The most humid month in Irwin is January, with an average relative humidity of 84%.
How many days does it rain in Irwin?
In Irwin, during the entire year, the rain falls for 148.3 days and collects up to 21.57" (548mm) of precipitation.
When does it snow in Irwin?
January through April, November and December are months with snowfall in Irwin.
How many days does it snow in Irwin?
In Irwin, Ohio, during the entire year, snow falls for 28 days and aggregates up to 6.46" (164mm) of snow.
What is the month with the least sunshine in Irwin?
With an average of 3.4h of sunshine, January has the least sunshine of the year.
When does it snow the most in Irwin?
The month with the most snowfall is February, when snow falls for 7.9 days and typically aggregates up to 1.89" (48mm) of snow.
When is Daylight Saving Time (DST) in Irwin?
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 wettest month in Irwin?
The month with the most rainfall is May, when the rain falls for 18.9 days and typically aggregates up to 2.99" (76mm) of precipitation.
When it does not snow in Irwin?
May through October are months without snowfall.
When are the longest days in Irwin?
June has the longest days of the year, with an average of 15h and 0min of daylight.
What is the hottest time of year in Irwin?
July is the month when Irwin's temperatures reach their peak, with averages of 80.2°F (26.8°C) and lows of 63.7°F (17.6°C).
What are the months with the most sunshine in Irwin?
The months with the most sunshine in Irwin are July and August, with an average of 10h of sunshine.
When is the highest UV index in Irwin?
The month with the highest UV index in Irwin is July, with an average maximum UV index of 6.
What is the least humid month in Irwin?
The least humid month in Irwin, Ohio, is October, with an average relative humidity of 75%.
What is the driest month in Irwin?
The month with the least rainfall in Irwin is November, when the rain falls for 7.8 days and typically collects 1.22" (31mm) of precipitation.
What is the month with the shortest days in Irwin?
With an average of 9h and 24min of daylight, December has the shortest days of the year in Irwin.
When is the lowest UV index in Irwin?
The month with the lowest UV index in Irwin, Ohio, is December, with an average maximum UV index of 1.
Average temperature
Irwin, OH
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (32.2°F).
The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).
Average pressure
Irwin, OH
- Average pressure in January:
30.13"Hg - Average pressure in February:
30.1"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
29.96"Hg - Average pressure in May:
29.98"Hg - Average pressure in June:
29.93"Hg
- Average pressure in July:
29.97"Hg - Average pressure in August:
29.99"Hg - Average pressure in September:
30.04"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.13"Hg - Average pressure in December:
30.12"Hg
The months with the highest atmospheric pressure are January and November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed
Irwin, OH
- Average wind speed in January:
10.5mph - Average wind speed in February:
10.3mph - Average wind speed in March:
9.8mph - Average wind speed in April:
9.9mph - Average wind speed in May:
8.1mph - Average wind speed in June:
7.3mph
- Average wind speed in July:
5.9mph - Average wind speed in August:
5.8mph - Average wind speed in September:
6.5mph - Average wind speed in October:
8.5mph - Average wind speed in November:
9.3mph - Average wind speed in December:
9.7mph
The windiest month (with the highest average wind speed) is January (10.5mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).
Average humidity
Irwin, OH
The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (75%).
Average rainfall
Irwin, OH
- Average rainfall in January:
1.3" - Average rainfall in February:
1.3" - Average rainfall in March:
1.69" - Average rainfall in April:
2.17" - Average rainfall in May:
2.99" - Average rainfall in June:
2.36"
- Average rainfall in July:
2.13" - Average rainfall in August:
1.93" - Average rainfall in September:
1.42" - Average rainfall in October:
1.61" - Average rainfall in November:
1.22" - Average rainfall in December:
1.46"
The wettest month (with the highest rainfall) is May (2.99").
The driest month (with the least rainfall) is November (1.22").
Average rainfall days
Irwin, OH
- Average rainfall days in January:
7.3 days - Average rainfall days in February:
6.5 days - Average rainfall days in March:
11.8 days - Average rainfall days in April:
15.2 days - Average rainfall days in May:
18.9 days - Average rainfall days in June:
16.2 days
- Average rainfall days in July:
16.8 days - Average rainfall days in August:
15.2 days - Average rainfall days in September:
12.5 days - Average rainfall days in October:
12 days - Average rainfall days in November:
7.8 days - Average rainfall days in December:
8.1 days
The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is February (6.5 days).
Average snowfall
Irwin, OH
The month with the highest snowfall is February (1.89").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Irwin, OH
- Average snowfall days in January:
7.8 days - Average snowfall days in February:
7.9 days - Average snowfall days in March:
3.5 days - Average snowfall days in April:
0.8 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:
1.7 days - Average snowfall days in December:
6 days
The month with the highest number of snowfall days is February (7.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Irwin, OH
- 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 2min - Average daylight in June:
15h and 0min
- 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 0min - Average daylight in December:
9h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in January:
3h and 2min - Average sunshine in February:
4h and 3min - Average sunshine in March:
6h and 0min - Average sunshine in April:
7h and 1min - Average sunshine in May:
8h and 5min - Average sunshine in June:
9h and 5min
- Average sunshine in July:
10h and 0min - Average sunshine in August:
10h and 0min - Average sunshine in September:
8h and 1min - Average sunshine in October:
6h and 1min - Average sunshine in November:
5h and 1min - Average sunshine in December:
3h and 5min
The months with the most sunshine are July and August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days
Irwin, OH
- Average sunshine days in January:
16.7 days - Average sunshine days in February:
14.6 days - Average sunshine days in March:
16.1 days - Average sunshine days in April:
13.3 days - Average sunshine days in May:
10.3 days - Average sunshine days in June:
10.6 days
- Average sunshine days in July:
10.7 days - Average sunshine days in August:
12.4 days - Average sunshine days in September:
15.7 days - Average sunshine days in October:
18 days - Average sunshine days in November:
19.6 days - Average sunshine days in December:
17 days
The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (10.3 days).
Average UV index
Irwin, OH
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
Irwin, OH
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility
Irwin, OH
The months with the highest visibility are January, February, March, April, May, June, July, August, October, November and December (6mi).
The month with the lowest visibility is September (5mi).
Irwin, Ohio, USA
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