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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
Climate and monthly weather forecast
Weather in January
January, like December, in West Harrison, Indiana, is an icy winter month, with temperature in the range of an average low of 23.2°F (-4.9°C) and an average high of 35.2°F (1.8°C). West Harrison's January weather, with an average high temperature of 35.2°F (1.8°C) and an average low temperature of 23.2°F (-4.9°C), tends to be the coldest of the year. Weather in January »
Weather in February
February, the last month of the winter in West Harrison, is another cold month, with temperature in the range of an average high of 39.9°F (4.4°C) and an average low of 26.1°F (-3.3°C). With February's advent, West Harrison sees an average high-temperature of a still icy 39.9°F (4.4°C), subtly shifted from January's 35.2°F (1.8°C). Weather in February »
Weather in March
The first month of the spring, March, is a fresh month in West Harrison, Indiana, with an average temperature fluctuating between 50.9°F (10.5°C) and 34.9°F (1.6°C). As West Harrison transitions into March, the average high-temperature is observed to rise from an icy 39.9°F (4.4°C) in February to a cool 50.9°F (10.5°C). Weather in March »
Weather in April
April in West Harrison, Indiana, is an enjoyable spring month, with an average temperature varying between 45.1°F (7.3°C) and 63°F (17.2°C). April brings a temperature increase, with average high-temperatures moving from March's fresh 50.9°F (10.5°C) to a comfortable 63°F (17.2°C). Weather in April »
Weather in May
The last month of the spring, May, is an agreeable month in West Harrison, Indiana, with an average temperature fluctuating between 55.4°F (13°C) and 72.7°F (22.6°C). A shift in the average high-temperature is noticeable in May, changing from an enjoyable 63°F (17.2°C) in April to a pleasant 72.7°F (22.6°C). Weather in May »
Weather in June
June, the first month of the summer in West Harrison, is a moderately hot month, with temperature in the range of an average high of 80.2°F (26.8°C) and an average low of 62.2°F (16.8°C). West Harrison's June weather indicates a minor ascent in high-temperatures, adjusting from an agreeable 72.7°F (22.6°C) in May to a warm 80.2°F (26.8°C). Weather in June »
Weather in July
July, like June, in West Harrison, Indiana, is another warm summer month, with an average temperature varying between 83.1°F (28.4°C) and 65.3°F (18.5°C). West Harrison experiences its highest temperatures in July, with an average peak of 83.1°F (28.4°C) and a low of 65.3°F (18.5°C). The heat index value for July is calculated to be a hot 91.4°F (33°C). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in West Harrison, Indiana, with an average temperature ranging between min 64°F (17.8°C) and max 82.8°F (28.2°C). West Harrison notes an average high-temperature of a still moderately hot 82.8°F (28.2°C) in August, displaying minor variation from July. Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in West Harrison, Indiana, with an average temperature varying between 77°F (25°C) and 58.1°F (14.5°C). The advent of September brings a slight shift in average high-temperature, moving from 82.8°F (28.2°C) in August to a still moderately hot 77°F (25°C). Weather in September »
Weather in October
October, the same as September, is another comfortable autumn month in West Harrison, Indiana, with temperature in the range of an average high of 64.2°F (17.9°C) and an average low of 47.3°F (8.5°C). A decrease in the average high-temperature is observed during October, shifting from a warm 77°F (25°C) in September to a comfortable 64.2°F (17.9°C). Weather in October »
Weather in November
November, the last month of the autumn in West Harrison, is another cool month, with an average temperature fluctuating between 36.5°F (2.5°C) and 50.9°F (10.5°C). West Harrison's average high-temperature decreases in November, falling from a comfortable 64.2°F (17.9°C) in October to a cool 50.9°F (10.5°C). Weather in November »
Weather in December
December, the first month of the winter in West Harrison, is also a wintry month, with temperature in the range of an average high of 40.8°F (4.9°C) and an average low of 29.5°F (-1.4°C). The arrival of December corresponds with a reduction in the average high-temperature, down from November's cool 50.9°F (10.5°C) to an icy 40.8°F (4.9°C). Weather in December »
Updated: Feb 12, 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 are the coldest months in West Harrison?
January is West Harrison's coldest month, registering average high temperatures of 35.2°F (1.8°C) and lows of 23.2°F (-4.9°C).
What is the most humid month in West Harrison?
January, February and December, with an average relative humidity of 81%, are most humid months in West Harrison, Indiana.
How much does it rain in West Harrison?
Throughout the year, in West Harrison, Indiana, there are 154.1 rainfall days, and 20" (508mm) of precipitation is accumulated.
When does it snow in West Harrison?
Months with snowfall in West Harrison, Indiana, are January through April, November and December.
What is the snowiest month in West Harrison?
The month with the most snowfall in West Harrison is January, when snow falls for 9.8 days and typically aggregates up to 1.38" (35mm) of snow.
How much does it snow in West Harrison?
In West Harrison, during the entire year, snow falls for 33.4 days and aggregates up to 5.55" (141mm) of snow.
What is the month with the least sunshine in West Harrison?
With an average of 4h of sunshine, January has the least sunshine of the year in West Harrison.
When is Daylight Saving Time (DST) in West Harrison?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in West Harrison, Indiana, 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 rainiest month in West Harrison?
May is the month with the most rainfall in West Harrison, Indiana. Rain falls for 18.8 days and accumulates 2.76" (70mm) of precipitation.
When it does not snow in West Harrison?
In West Harrison, Indiana, snow does not fall in May through October.
What are the months with the highest UV index in West Harrison?
The months with the highest UV index in West Harrison, Indiana, are May through August, with an average maximum UV index of 6.
When are the longest days in West Harrison?
With an average of 14h and 54min of daylight, June has the longest days of the year.
What time of the year is the hottest in West Harrison?
July, recording an average high temperature of 83.1°F (28.4°C) and a low temperature of 65.3°F (18.5°C), is West Harrison's warmest month.
What month has the most sunshine in West Harrison?
With an average of 10.4h of sunshine, July has the most sunshine of the year in West Harrison, Indiana.
What is the least humid month in West Harrison?
With an average relative humidity of 74%, October is the least humid month.
What is the driest month in West Harrison?
The month with the least rainfall in West Harrison is November, when the rain falls for 8.8 days and typically collects 1.1" (28mm) of precipitation.
What is the month with the shortest days in West Harrison?
The month with the shortest days in West Harrison, Indiana, is December, with an average of 9h and 30min of daylight.
When is the lowest UV index in West Harrison?
December is the month with the lowest UV index, with an average maximum UV index of 1.
Average temperature
West Harrison, IN
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (35.2°F).
The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).
Average pressure
West Harrison, IN
- Average pressure in January:
30.14"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:
29.94"Hg
- Average pressure in July:
29.97"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30.03"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.14"Hg - Average pressure in December:
30.13"Hg
The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed
West Harrison, IN
- Average wind speed in January:
9.1mph - Average wind speed in February:
8.9mph - Average wind speed in March:
8.6mph - Average wind speed in April:
8.8mph - Average wind speed in May:
7mph - Average wind speed in June:
6.3mph
- Average wind speed in July:
5.3mph - Average wind speed in August:
5.3mph - Average wind speed in September:
5.8mph - Average wind speed in October:
7.3mph - Average wind speed in November:
7.8mph - Average wind speed in December:
8.3mph
The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).
Average humidity
West Harrison, IN
The months with the highest relative humidity are January, February and December (81%).
The month with the lowest relative humidity is October (74%).
Average rainfall
West Harrison, IN
- Average rainfall in January:
1.42" - Average rainfall in February:
1.3" - Average rainfall in March:
1.73" - Average rainfall in April:
1.89" - Average rainfall in May:
2.76" - Average rainfall in June:
1.85"
- Average rainfall in July:
1.97" - Average rainfall in August:
1.69" - Average rainfall in September:
1.38" - Average rainfall in October:
1.46" - Average rainfall in November:
1.1" - Average rainfall in December:
1.46"
The wettest month (with the highest rainfall) is May (2.76").
The driest month (with the least rainfall) is November (1.1").
Average rainfall days
West Harrison, IN
- Average rainfall days in January:
8.4 days - Average rainfall days in February:
8 days - Average rainfall days in March:
13.5 days - Average rainfall days in April:
15.3 days - Average rainfall days in May:
18.8 days - Average rainfall days in June:
15.3 days
- Average rainfall days in July:
15.7 days - Average rainfall days in August:
14.3 days - Average rainfall days in September:
12.8 days - Average rainfall days in October:
11.8 days - Average rainfall days in November:
8.8 days - Average rainfall days in December:
11.4 days
The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is February (8 days).
Average snowfall
West Harrison, IN
The month with the highest snowfall is January (1.38").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
West Harrison, IN
- Average snowfall days in January:
9.8 days - Average snowfall days in February:
7.6 days - Average snowfall days in March:
4.2 days - Average snowfall days in April:
1.3 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:
2.4 days - Average snowfall days in December:
8 days
The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
West Harrison, IN
- Average daylight in January:
9h and 5min - 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:
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 0min - Average daylight in December:
9h and 3min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January:
4h and 0min - Average sunshine in February:
5h and 1min - Average sunshine in March:
6h and 0min - Average sunshine in April:
7h and 4min - Average sunshine in May:
9h and 0min - Average sunshine in June:
10h and 1min
- Average sunshine in July:
10h and 2min - Average sunshine in August:
10h and 1min - Average sunshine in September:
8h and 3min - Average sunshine in October:
6h and 4min - Average sunshine in November:
5h and 2min - Average sunshine in December:
4h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days
West Harrison, IN
- Average sunshine days in January:
14.1 days - Average sunshine days in February:
13.8 days - Average sunshine days in March:
13.8 days - Average sunshine days in April:
12.3 days - Average sunshine days in May:
10 days - Average sunshine days in June:
11.5 days
- Average sunshine days in July:
12 days - Average sunshine days in August:
13.8 days - Average sunshine days in September:
15.3 days - Average sunshine days in October:
17.1 days - Average sunshine days in November:
18.1 days - Average sunshine days in December:
13.5 days
The month with the most sunshine days is November (18.1 days).
The month with the least sunshine days is May (10 days).
Average UV index
West Harrison, IN
The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
West Harrison, IN
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility
West Harrison, IN
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).