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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 Lewis, Indiana, is another cold winter month, with temperature in the range of an average high of 35.8°F (2.1°C) and an average low of 23°F (-5°C). January, noted for its average high-temperature of 35.8°F (2.1°C) and an average low-temperature of 23°F (-5°C), is considered the coldest month. Weather in January »
Weather in February
The last month of the winter, February, is also a wintry month in Lewis, Indiana, with an average temperature ranging between min 26.8°F (-2.9°C) and max 40.3°F (4.6°C). As Lewis, Indiana, welcomes February, the average high-temperature stabilizes at a still wintry 40.3°F (4.6°C), showing little deviation from January's 35.8°F (2.1°C). Weather in February »
Weather in March
The first month of the spring, March, is a fresh month in Lewis, Indiana, with an average temperature varying between 52°F (11.1°C) and 36.7°F (2.6°C). March brings a rise in Lewis's average high-temperature, moving from a wintry 40.3°F (4.6°C) in February to a fresh 52°F (11.1°C). Weather in March »
Weather in April
April in Lewis, Indiana, is a comfortable spring month, with temperature in the range of an average high of 63.5°F (17.5°C) and an average low of 46.2°F (7.9°C). With the onset of April, the average high-temperature slightly shifts from March's fresh 52°F (11.1°C) to an enjoyable 63.5°F (17.5°C). Weather in April »
Weather in May
The last month of the spring, May, is an agreeable month in Lewis, Indiana, with an average temperature varying between 73°F (22.8°C) and 56.3°F (13.5°C). The rise of average high-temperatures is seen in May, with an increase from an enjoyable 63.5°F (17.5°C) in April to an agreeable 73°F (22.8°C). Weather in May »
Weather in June
June, the first month of the summer in Lewis, is a warm month, with an average temperature fluctuating between 63.9°F (17.7°C) and 81.5°F (27.5°C). Lewis's weather shows a minor temperature rise with the arrival of June, moving from a pleasant 73°F (22.8°C) in May to a moderately hot 81.5°F (27.5°C). Weather in June »
Weather in July
July, like June, in Lewis, Indiana, is another warm summer month, with temperature in the range of an average low of 66.4°F (19.1°C) and an average high of 83.8°F (28.8°C). July is the month when Lewis sees the highest average temperatures, with a high of 83.8°F (28.8°C) and a low of 66.4°F (19.1°C). The heat index in July is appraised at a sweltering 95°F (35°C). Weather in July »
Weather in August
August, the last month of the summer in Lewis, is also a moderately hot month, with an average temperature ranging between min 64.4°F (18°C) and max 82.8°F (28.2°C). August's advent notes a subtle adjustment in average high-temperature to a still moderately hot 82.8°F (28.2°C) from July. Weather in August »
Weather in September
September, the first month of the autumn in Lewis, is still a warm month, with an average temperature fluctuating between 58.8°F (14.9°C) and 77.5°F (25.3°C). In September, Lewis experiences a minor shift in meteorological conditions with average high-temperatures marked at a still moderately hot 77.5°F (25.3°C), closely mirroring the climate in August. Weather in September »
Weather in October
October, like September, in Lewis, Indiana, is another enjoyable autumn month, with an average temperature ranging between min 47.8°F (8.8°C) and max 64.8°F (18.2°C). October involves a decrease in temperature, down from a warm 77.5°F (25.3°C) in September to a refreshing 64.8°F (18.2°C). Weather in October »
Weather in November
The last month of the autumn, November, is another cool month in Lewis, Indiana, with an average temperature ranging between max 51.1°F (10.6°C) and min 36.7°F (2.6°C). In Lewis, the beginning of November is marked by a lowered average high-temperature, shifting from October's comfortable 64.8°F (18.2°C) to a fresh 51.1°F (10.6°C). Weather in November »
Weather in December
December, the first month of the winter in Lewis, is still a cold month, with an average temperature varying between 29.3°F (-1.5°C) and 40.6°F (4.8°C). Onset of December witnesses a reduction in the average high-temperature, falling from a cool 51.1°F (10.6°C) in November to an icy 40.6°F (4.8°C). Weather in December »
Updated: Jul 20, 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 month is the coldest?
January is the coldest month of the year, registering average temperatures as high as 35.8°F (2.1°C) and as low as 23°F (-5°C).
How many days does it rain in Lewis?
Throughout the year, there are 147.4 rainfall days, and 27.24" (692mm) of precipitation is accumulated.
When does it snow?
Months with snowfall are January through April, November and December.
When does it snow the most?
January is the month with the most snowfall. Snow falls for 6.4 days and accumulates 2.4" (61mm) of snow.
How many days does it snow?
In Lewis, Indiana, during the entire year, snow falls for 21.1 days and aggregates up to 7.68" (195mm) of snow.
When is the lowest UV index?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
When is Daylight Saving Time (DST) in Lewis?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Lewis, 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 Lewis?
April is the month with the most rainfall. Rain falls for 14.9 days and accumulates 3.66" (93mm) of precipitation.
When it does not snow in Lewis?
May through October are months without snowfall.
When are the longest days?
June has the longest days of the year, with an average of 14h and 54min of daylight.
What month has the most sunshine?
June has the most sunshine of the year, with an average of 10.3h of sunshine.
What are the months with the highest UV index?
The months with the highest UV index are June through August, with an average maximum UV index of 6.
What month is the hottest?
In Lewis, July is the warmest month, with temperatures averaging a high of 83.8°F (28.8°C) and a low of 66.4°F (19.1°C).
What is the most humid month?
With an average relative humidity of 82%, July is the most humid month.
What is the driest month in Lewis?
September is the month with the least rainfall. Rain falls for 11.2 days and accumulates 1.46" (37mm) of precipitation.
What is the least humid month?
October is the least humid month, with an average relative humidity of 72%.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 30min of daylight.
What is the month with the least sunshine?
December has the least sunshine of the year, with an average of 4.4h of sunshine.
Average temperature
Lewis, IN
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (35.8°F).
The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (23°F).
Average pressure
Lewis, IN
- Average pressure in January:
30.15"Hg - Average pressure in February:
30.11"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:
29.99"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 month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed
Lewis, IN
- Average wind speed in January:
9.4mph - Average wind speed in February:
9.5mph - Average wind speed in March:
9.3mph - Average wind speed in April:
9.3mph - Average wind speed in May:
7.6mph - Average wind speed in June:
6.7mph
- Average wind speed in July:
5.7mph - Average wind speed in August:
5.7mph - Average wind speed in September:
6.5mph - Average wind speed in October:
8.1mph - Average wind speed in November:
8.6mph - Average wind speed in December:
8.6mph
The windiest month (with the highest average wind speed) is February (9.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity
Lewis, IN
The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is October (72%).
Average rainfall
Lewis, IN
- Average rainfall in January:
1.97" - Average rainfall in February:
1.65" - Average rainfall in March:
2.24" - Average rainfall in April:
3.66" - Average rainfall in May:
2.95" - Average rainfall in June:
2.95"
- Average rainfall in July:
2.56" - Average rainfall in August:
2.13" - Average rainfall in September:
1.46" - Average rainfall in October:
1.61" - Average rainfall in November:
1.81" - Average rainfall in December:
2.24"
The wettest month (with the highest rainfall) is April (3.66").
The driest month (with the least rainfall) is September (1.46").
Average rainfall days
Lewis, IN
- Average rainfall days in January:
8.2 days - Average rainfall days in February:
8.5 days - Average rainfall days in March:
12.6 days - Average rainfall days in April:
14.9 days - Average rainfall days in May:
18.8 days - Average rainfall days in June:
15.7 days
- Average rainfall days in July:
16.8 days - Average rainfall days in August:
12.5 days - Average rainfall days in September:
11.2 days - Average rainfall days in October:
9.9 days - Average rainfall days in November:
8.7 days - Average rainfall days in December:
9.6 days
The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is January (8.2 days).
Average snowfall
Lewis, IN
The month with the highest snowfall is January (2.4").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Lewis, IN
- Average snowfall days in January:
6.4 days - Average snowfall days in February:
4.9 days - Average snowfall days in March:
2.9 days - Average snowfall days in April:
0.6 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 days - Average snowfall days in November:
1.8 days - Average snowfall days in December:
4.5 days
The month with the highest number of snowfall days is January (6.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Lewis, 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 3min - Average sunshine in February:
5h and 3min - Average sunshine in March:
6h and 2min - Average sunshine in April:
7h and 1min - Average sunshine in May:
8h and 5min - Average sunshine in June:
10h and 2min
- Average sunshine in July:
10h and 1min - Average sunshine in August:
9h and 2min - Average sunshine in September:
8h and 4min - Average sunshine in October:
7h and 1min - Average sunshine in November:
5h and 2min - Average sunshine in December:
4h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 24min).
Average sunshine days
Lewis, IN
- Average sunshine days in January:
17.8 days - Average sunshine days in February:
15.3 days - Average sunshine days in March:
15.3 days - Average sunshine days in April:
13 days - Average sunshine days in May:
9.1 days - Average sunshine days in June:
11.7 days
- Average sunshine days in July:
11.5 days - Average sunshine days in August:
15.3 days - Average sunshine days in September:
17.1 days - Average sunshine days in October:
19.8 days - Average sunshine days in November:
19.4 days - Average sunshine days in December:
18 days
The month with the most sunshine days is October (19.8 days).
The month with the least sunshine days is May (9.1 days).
Average UV index
Lewis, IN
The months with the highest UV index are 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
Lewis, IN
The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility
Lewis, IN
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Lewis, Indiana, USA
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