Climate and monthly weather forecastHeadlee, IN
Climate and monthly weather forecast
Weather in January
January, like December, is another subzero cold winter month in Headlee, Indiana, with an average temperature fluctuating between 19°F (-7.2°C) and 30.6°F (-0.8°C). January, having an average high-temperature of 30.6°F (-0.8°C) and an average low-temperature of 19°F (-7.2°C), is the coldest month. Weather in January »Weather in February
The last month of the winter, February, is a wintry month in Headlee, Indiana, with temperature in the range of an average low of 22.5°F (-5.3°C) and an average high of 35.2°F (1.8°C). With the transition into February, Headlee notes an average high-temperature of an icy 35.2°F (1.8°C), closely resembling January. Weather in February »Weather in March
The first month of the spring, March, is a frosty month in Headlee, Indiana, with an average temperature ranging between max 47.8°F (8.8°C) and min 33.4°F (0.8°C). Entering March, Headlee sees a temperature rise, with the average high-temperature advancing from February's cold 35.2°F (1.8°C) to a chilly 47.8°F (8.8°C). Weather in March »Weather in April
April is a moderate spring month in Headlee, Indiana, with an average temperature varying between 43.5°F (6.4°C) and 59.4°F (15.2°C). The shift from March to April is marked by an increase in the average high-temperature, moving from a frosty 47.8°F (8.8°C) to a mild 59.4°F (15.2°C). Weather in April »Weather in May
May, the last month of the spring in Headlee, is a pleasant month, with an average temperature ranging between max 71.1°F (21.7°C) and min 54.5°F (12.5°C). May's arrival sees a rise in the average high-temperature, jumping from April's refreshing 59.4°F (15.2°C) to a pleasant 71.1°F (21.7°C). Weather in May »Weather in June
June, the first month of the summer in Headlee, is a moderately hot month, with an average temperature ranging between min 62.2°F (16.8°C) and max 79.3°F (26.3°C). June brings a slight increase in the average high-temperature, progressing from an agreeable 71.1°F (21.7°C) in May to a warm 79.3°F (26.3°C). Weather in June »Weather in July
July, the same as June, is a moderately hot summer month in Headlee, Indiana, with temperature in the range of an average high of 81°F (27.2°C) and an average low of 64°F (17.8°C). With its high average temperature of 81°F (27.2°C) and a low of 64°F (17.8°C), July is regarded as the warmest month. For most parts of July, the heat index is evaluated at a tropical 87.8°F (31°C). Weather in July »Weather in August
The last month of the summer, August, is another warm month in Headlee, Indiana, with an average temperature varying between 79.5°F (26.4°C) and 62.4°F (16.9°C). The average high-temperature in August, at a still warm 79.5°F (26.4°C), reveals a modest deviation from July's 81°F (27.2°C). Weather in August »Weather in September
September, the first month of the autumn in Headlee, is also a moderately hot month, with an average temperature fluctuating between 74.8°F (23.8°C) and 56.8°F (13.8°C). The arrival of September sees a recorded average high-temperature of a still moderately hot 74.8°F (23.8°C), showing little divergence from the previous month's conditions. Weather in September »Weather in October
October, like September, in Headlee, Indiana, is another enjoyable autumn month, with an average temperature varying between 46.6°F (8.1°C) and 62.1°F (16.7°C). During Headlee's transition into October, the average high-temperature lessens, moving from a warm 74.8°F (23.8°C) in September to a refreshing 62.1°F (16.7°C). Weather in October »Weather in November
November, the last month of the autumn in Headlee, is also a frosty month, with an average temperature ranging between min 34.7°F (1.5°C) and max 47.7°F (8.7°C). A clear decrease in the average high-temperature is observed during November, decreasing from a refreshing 62.1°F (16.7°C) in October to a chilly 47.7°F (8.7°C). Weather in November »Weather in December
December, the first month of the winter in Headlee, is also a wintry month, with an average temperature varying between 36.7°F (2.6°C) and 26.4°F (-3.1°C). December's arrival corresponds with a decrease in average high-temperatures, from November's frosty 47.7°F (8.7°C) to a wintry 36.7°F (2.6°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Headlee, IN
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.6°F).
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (19°F).
Average pressure
Headlee, IN
- Average pressure in January:
30.12"Hg - Average pressure in February:
30.1"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.95"Hg - Average pressure in May:
29.97"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:
30.02"Hg - Average pressure in November:
30.11"Hg - Average pressure in December:
30.11"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed
Headlee, IN
- Average wind speed in January:
10.2mph - Average wind speed in February:
9.9mph - Average wind speed in March:
9.6mph - Average wind speed in April:
9.9mph - Average wind speed in May:
8.4mph - Average wind speed in June:
7.4mph
- Average wind speed in July:
6.2mph - Average wind speed in August:
6.2mph - Average wind speed in September:
7mph - Average wind speed in October:
8.8mph - Average wind speed in November:
9.5mph - Average wind speed in December:
9.5mph
The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).
Average humidity
Headlee, IN
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).
Average rainfall
Headlee, IN
- Average rainfall in January:
1.22" - Average rainfall in February:
1.14" - Average rainfall in March:
1.97" - Average rainfall in April:
2.83" - Average rainfall in May:
3.11" - Average rainfall in June:
2.52"
- Average rainfall in July:
2.64" - Average rainfall in August:
2.17" - Average rainfall in September:
1.34" - Average rainfall in October:
1.57" - Average rainfall in November:
1.34" - Average rainfall in December:
1.26"
The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is February (1.14").
Average rainfall days
Headlee, IN
- Average rainfall days in January:
6.9 days - Average rainfall days in February:
7.3 days - Average rainfall days in March:
12.3 days - Average rainfall days in April:
16.1 days - Average rainfall days in May:
19.2 days - Average rainfall days in June:
17.8 days
- Average rainfall days in July:
17.7 days - Average rainfall days in August:
15.6 days - Average rainfall days in September:
12.4 days - Average rainfall days in October:
12.4 days - Average rainfall days in November:
9.9 days - Average rainfall days in December:
9.5 days
The month with the highest number of rainy days is May (19.2 days).
The month with the least rainy days is January (6.9 days).
Average snowfall
Headlee, IN
The month with the highest snowfall is January (2.95").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Headlee, IN
- Average snowfall days in January:
12.6 days - Average snowfall days in February:
9.7 days - Average snowfall days in March:
5.1 days - Average snowfall days in April:
1.7 days - Average snowfall days in May:
0.1 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:
0.4 days - Average snowfall days in November:
3.6 days - Average snowfall days in December:
8.8 days
The month with the highest number of snowfall days is January (12.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Headlee, IN
- Average daylight in January:
9h and 36min - Average daylight in February:
10h and 42min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 18min - Average daylight in May:
14h and 30min - Average daylight in June:
15h and 6min
- Average daylight in July:
14h and 48min - Average daylight in August:
13h and 48min - Average daylight in September:
12h and 30min - Average daylight in October:
11h and 6min - Average daylight in November:
9h and 54min - Average daylight in December:
9h and 18min
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 48min - Average sunshine in February:
5h and 0min - Average sunshine in March:
6h and 12min - Average sunshine in April:
7h and 0min - Average sunshine in May:
8h and 36min - Average sunshine in June:
9h and 54min
- Average sunshine in July:
9h and 54min - Average sunshine in August:
9h and 12min - Average sunshine in September:
8h and 12min - Average sunshine in October:
6h and 36min - Average sunshine in November:
5h and 12min - Average sunshine in December:
4h and 12min
The months with the most sunshine are June and July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days
Headlee, IN
- Average sunshine days in January:
13.1 days - Average sunshine days in February:
12.3 days - Average sunshine days in March:
13.4 days - Average sunshine days in April:
10.9 days - Average sunshine days in May:
9.4 days - Average sunshine days in June:
9.7 days
- Average sunshine days in July:
9.6 days - Average sunshine days in August:
11.2 days - Average sunshine days in September:
15.4 days - Average sunshine days in October:
16.4 days - Average sunshine days in November:
17.4 days - Average sunshine days in December:
14.7 days
The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is May (9.4 days).
Average UV index
Headlee, IN
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
Headlee, IN
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility
Headlee, IN
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).





