Climate and monthly weather forecastIsland Park, IN
Climate and monthly weather forecast
Weather in January
January, the same as December, in Island Park, Indiana, is another subzero cold winter month, with temperature in the range of an average low of 18.5°F (-7.5°C) and an average high of 29.7°F (-1.3°C). Island Park records the coldest temperatures in January, averaging a high of 29.7°F (-1.3°C) and a low of 18.5°F (-7.5°C). Weather in January »Weather in February
The last month of the winter, February, is an icy month in Island Park, Indiana, with temperature in the range of an average low of 21°F (-6.1°C) and an average high of 33.4°F (0.8°C). The start of February sees the average high-temperature at a cold 33.4°F (0.8°C), showing little difference from January's 29.7°F (-1.3°C). Weather in February »Weather in March
The first month of the spring, March, is a frosty month in Island Park, Indiana, with temperature in the range of an average low of 30.6°F (-0.8°C) and an average high of 44.8°F (7.1°C). Island Park's transition into March is marked by a rise in the average high-temperature, advancing from a wintry 33.4°F (0.8°C) in February to a frosty 44.8°F (7.1°C). Weather in March »Weather in April
April is a mild spring month in Island Park, Indiana, with an average temperature ranging between max 56.7°F (13.7°C) and min 40.1°F (4.5°C). Island Park's transition into April sees a rise in the average high-temperature, advancing from a frosty 44.8°F (7.1°C) in March to a moderate 56.7°F (13.7°C). Weather in April »Weather in May
May, the last month of the spring in Island Park, is a pleasant month, with an average temperature varying between 68.9°F (20.5°C) and 52°F (11.1°C). The onset of May marks an increase in the average high-temperature, moving from a mild 56.7°F (13.7°C) in April to a pleasant 68.9°F (20.5°C). Weather in May »Weather in June
The first month of the summer, June, is a moderately hot month in Island Park, Indiana, with temperature in the range of an average low of 59.5°F (15.3°C) and an average high of 76.8°F (24.9°C). As May transitions into June, a subtle temperature shift is observed, with average highs adjusting from a pleasant 68.9°F (20.5°C) to a warm 76.8°F (24.9°C). Weather in June »Weather in July
July, the same as June, is another warm summer month in Island Park, Indiana, with an average temperature ranging between max 80.1°F (26.7°C) and min 62.8°F (17.1°C). July, having an average high-temperature of 80.1°F (26.7°C) and an average low-temperature of 62.8°F (17.1°C), is the warmest month. Weather in July »Weather in August
August, the last month of the summer in Island Park, is also a moderately hot month, with an average temperature ranging between min 60.6°F (15.9°C) and max 78.3°F (25.7°C). Upon the beginning of August, Island Park's high-temperatures register at a still moderately hot 78.3°F (25.7°C), closely mirroring the preceding month. Weather in August »Weather in September
The first month of the autumn, September, is still a pleasant month in Island Park, Indiana, with an average temperature fluctuating between 55°F (12.8°C) and 72.7°F (22.6°C). The onset of September entails a subtle temperature shift, as the average high-temperature eases from a warm 78.3°F (25.7°C) in August to an agreeable 72.7°F (22.6°C). Weather in September »Weather in October
October, like September, is another mild autumn month in Island Park, Indiana, with an average temperature ranging between min 45.1°F (7.3°C) and max 60.3°F (15.7°C). With the beginning of October, the average high-temperature shows a decrease, transitioning from a pleasant 72.7°F (22.6°C) in September to a moderate 60.3°F (15.7°C). Weather in October »Weather in November
November, the last month of the autumn in Island Park, is also a frosty month, with an average temperature ranging between max 46.4°F (8°C) and min 33.4°F (0.8°C). The arrival of November corresponds with a reduction in the average high-temperature, down from October's moderate 60.3°F (15.7°C) to a frosty 46.4°F (8°C). Weather in November »Weather in December
The first month of the winter, December, is also a wintry month in Island Park, Indiana, with an average temperature varying between 26.1°F (-3.3°C) and 35.8°F (2.1°C). Welcoming December, Island Park observes a shift in the average high-temperature, falling from November's chilly 46.4°F (8°C) to a wintry 35.8°F (2.1°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Island Park, IN
The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (29.7°F).
The month with the highest average low temperature is July (62.8°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).
Average pressure
Island Park, IN
- Average pressure in January:
30.1"Hg - Average pressure in February:
30.08"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
29.96"Hg - Average pressure in May:
29.97"Hg - Average pressure in June:
29.93"Hg
- Average pressure in July:
29.97"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30.04"Hg - Average pressure in October:
30.01"Hg - Average pressure in November:
30.11"Hg - Average pressure in December:
30.09"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed
Island Park, IN
- Average wind speed in January:
10.4mph - Average wind speed in February:
10.1mph - Average wind speed in March:
9.8mph - Average wind speed in April:
10.3mph - Average wind speed in May:
8.6mph - Average wind speed in June:
7.6mph
- Average wind speed in July:
6.3mph - Average wind speed in August:
6.3mph - Average wind speed in September:
7.1mph - Average wind speed in October:
8.8mph - Average wind speed in November:
9.5mph - Average wind speed in December:
9.7mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).
Average humidity
Island Park, IN
The months with the highest relative humidity are January and February (85%).
The month with the lowest relative humidity is October (76%).
Average rainfall
Island Park, IN
- Average rainfall in January:
1.34" - Average rainfall in February:
1.38" - Average rainfall in March:
1.81" - Average rainfall in April:
2.95" - Average rainfall in May:
3.11" - Average rainfall in June:
2.6"
The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is December (1.3").
Average rainfall days
Island Park, IN
- Average rainfall days in January:
6.8 days - Average rainfall days in February:
7.3 days - Average rainfall days in March:
12 days - Average rainfall days in April:
16 days - Average rainfall days in May:
18.1 days - Average rainfall days in June:
16.6 days
- Average rainfall days in July:
16.7 days - Average rainfall days in August:
15.6 days - Average rainfall days in September:
13.5 days - Average rainfall days in October:
13.1 days - Average rainfall days in November:
10.2 days - Average rainfall days in December:
9.5 days
The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is January (6.8 days).
Average snowfall
Island Park, IN
- Average snowfall in January:
3.07" - Average snowfall in February:
3.35" - Average snowfall in March:
1.22" - Average snowfall in April:
1.02" - Average snowfall in May:
0.04" - Average snowfall in June:
0"
The month with the highest snowfall is February (3.35").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Island Park, IN
- Average snowfall days in January:
14.3 days - Average snowfall days in February:
13.7 days - Average snowfall days in March:
7.1 days - Average snowfall days in April:
2.2 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:
0.5 days - Average snowfall days in November:
5.4 days - Average snowfall days in December:
12.2 days
The month with the highest number of snowfall days is January (14.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Island Park, IN
- Average daylight in January:
9h and 36min - Average daylight in February:
10h and 36min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 24min - 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 12min
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 12min).
- Average sunshine in January:
3h and 12min - Average sunshine in February:
4h and 6min - Average sunshine in March:
5h and 42min - Average sunshine in April:
6h and 48min - Average sunshine in May:
8h and 24min - Average sunshine in June:
9h and 48min
- Average sunshine in July:
10h and 6min - Average sunshine in August:
9h and 30min - Average sunshine in September:
7h and 54min - Average sunshine in October:
6h and 0min - Average sunshine in November:
4h and 54min - Average sunshine in December:
3h and 36min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days
Island Park, IN
- Average sunshine days in January:
11.1 days - Average sunshine days in February:
9.2 days - Average sunshine days in March:
13.2 days - Average sunshine days in April:
10.3 days - Average sunshine days in May:
9.8 days - Average sunshine days in June:
11.2 days
- Average sunshine days in July:
11.2 days - Average sunshine days in August:
11.6 days - Average sunshine days in September:
14.5 days - Average sunshine days in October:
15.1 days - Average sunshine days in November:
15.2 days - Average sunshine days in December:
11.7 days
The month with the most sunshine days is November (15.2 days).
The month with the least sunshine days is February (9.2 days).
Average UV index
Island Park, IN
The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
Island Park, IN
The month with the most cloud cover is January (Cloud cover 67).
The months with the least cloud cover are July and August (Cloud cover 33).
Average visibility
Island Park, IN
The months with the highest visibility are March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are January, February, August and September (5mi).





