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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, is another subzero cold winter month in Lewiston, Indiana, with an average temperature ranging between min 18.9°F (-7.3°C) and max 30.4°F (-0.9°C). January tends to be the coldest month, with temperatures averaging a daily high of 30.4°F (-0.9°C) and a low of 18.9°F (-7.3°C). Weather in January »
Weather in February
The last month of the winter, February, is a cold month in Lewiston, Indiana, with an average temperature varying between 34.9°F (1.6°C) and 21.9°F (-5.6°C). The transition into February shows a subtle variation to a wintry 34.9°F (1.6°C) from January's 30.4°F (-0.9°C) in the average high-temperature. Weather in February »
Weather in March
The first month of the spring, March, is a frosty month in Lewiston, Indiana, with temperature in the range of an average high of 47.7°F (8.7°C) and an average low of 33.1°F (0.6°C). As Lewiston transitions into March, the average high-temperature is observed to rise from a wintry 34.9°F (1.6°C) in February to a chilly 47.7°F (8.7°C). Weather in March »
Weather in April
April is a refreshing spring month in Lewiston, Indiana, with an average temperature ranging between min 43.3°F (6.3°C) and max 59°F (15°C). With the arrival of April, the average high-temperature transitions from a chilly 47.7°F (8.7°C) in March to a refreshing 59°F (15°C). Weather in April »
Weather in May
The last month of the spring, May, is a pleasant month in Lewiston, Indiana, with an average temperature fluctuating between 54.1°F (12.3°C) and 71.1°F (21.7°C). With the arrival of May, the average high-temperature transitions from a mild 59°F (15°C) in April to an agreeable 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 Lewiston, Indiana, with an average temperature fluctuating between 79.3°F (26.3°C) and 62.2°F (16.8°C). Lewiston, Indiana, experiences a minor temperature shift with the start of June, with average high-temperatures moving from a pleasant 71.1°F (21.7°C) in May to a moderately hot 79.3°F (26.3°C). Weather in June »
Weather in July
July, the same as June, is another warm summer month in Lewiston, Indiana, with an average temperature fluctuating between 81°F (27.2°C) and 64°F (17.8°C). July is the warmest month, with an average high-temperature of 81°F (27.2°C) and an average low-temperature of 64°F (17.8°C). The heat index value during July is computed to be a tropical 87.8°F (31°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Lewiston, Indiana, with an average temperature varying between 62.2°F (16.8°C) and 79.5°F (26.4°C). The start of August marks an average high-temperature of a still moderately hot 79.5°F (26.4°C), hardly distinguishable from the conditions in July. Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Lewiston, Indiana, with temperature in the range of an average low of 56.8°F (13.8°C) and an average high of 74.8°F (23.8°C). Lewiston measures an average high-temperature of a still moderately hot 74.8°F (23.8°C) in September, nearly consistent with the preceding month. Weather in September »
Weather in October
October, the same as September, is another refreshing autumn month in Lewiston, Indiana, with an average temperature fluctuating between 46.8°F (8.2°C) and 62.2°F (16.8°C). October's arrival correlates with a reduction in the average high-temperature, down from a warm 74.8°F (23.8°C) in September to a refreshing 62.2°F (16.8°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a frosty month in Lewiston, Indiana, with an average temperature fluctuating between 47.7°F (8.7°C) and 34.7°F (1.5°C). Lewiston, Indiana, in November experiences a marked decrease in the average high-temperature, descending from October's refreshing 62.2°F (16.8°C) to a chilly 47.7°F (8.7°C). Weather in November »
Weather in December
The first month of the winter, December, is still a cold month in Lewiston, Indiana, with an average temperature ranging between max 36.3°F (2.4°C) and min 26.8°F (-2.9°C). As November shifts into December, a slight alteration in temperatures is observed, with average highs reducing from a frosty 47.7°F (8.7°C) to an icy 36.3°F (2.4°C). Weather in December »
[Resources]Frequently asked questions
What is the coldest time of year in Lewiston?
The month of January, characterized by an average high of 30.4°F (-0.9°C) and a low of 18.9°F (-7.3°C), is recognized as the coldest.
What is the driest month in Lewiston?
The month with the least rainfall in Lewiston, Indiana, is January, when the rain falls for 6.3 days and typically collects 1.02" (26mm) of precipitation.
How many days does it rain in Lewiston?
In Lewiston, Indiana, during the entire year, the rain falls for 151.2 days and collects up to 22.64" (575mm) of precipitation.
When does it snow in Lewiston?
January through May, November and December are months with snowfall in Lewiston, Indiana.
How much does it snow in Lewiston?
In Lewiston, during the entire year, snow falls for 40.3 days and aggregates up to 10.91" (277mm) of snow.
What is the month with the least sunshine in Lewiston?
January has the least sunshine of the year in Lewiston, Indiana, with an average of 3.6h of sunshine.
When is the lowest UV index in Lewiston?
The months with the lowest UV index in Lewiston, Indiana, are January and December, with an average maximum UV index of 1.
What is the snowiest month in Lewiston?
February is the month with the most snowfall in Lewiston, Indiana. Snow falls for 9.7 days and accumulates 3.23" (82mm) of snow.
When is Daylight Saving Time (DST) in Lewiston?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.
What is the rainiest month in Lewiston?
The month with the most rainfall in Lewiston is May, when the rain falls for 18.5 days and typically aggregates up to 3.31" (84mm) of precipitation.
When it does not snow in Lewiston?
In Lewiston, Indiana, snow does not fall in June through October.
When are the longest days in Lewiston?
The month with the longest days in Lewiston, Indiana, is June, with an average of 15h and 6min of daylight.
What are the months with the most sunshine in Lewiston?
June and July, with an average of 9.7h of sunshine, are months with the most sunshine in Lewiston.
What are the months with the highest UV index in Lewiston?
June and July, with an average maximum UV index of 6, are months with the highest UV index in Lewiston.
What is the warmest month in Lewiston?
In Lewiston, July is identified by the average highest temperatures, reaching a peak of 81°F (27.2°C) and a low of 64°F (17.8°C).
What are the most humid months in Lewiston?
The months with the highest humidity in Lewiston, Indiana, are July and August, with an average relative humidity of 84%.
What is the least humid month in Lewiston?
The least humid month in Lewiston, Indiana, is October, with an average relative humidity of 72%.
What is the month with the shortest days in Lewiston?
With an average of 9h and 18min of daylight, December has the shortest days of the year in Lewiston, Indiana.
Average temperature
Lewiston, IN
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.4°F).
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure
Lewiston, 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:
30.01"Hg - Average pressure in November:
30.11"Hg - Average pressure in December:
30.1"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
Lewiston, 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:
10mph - Average wind speed in May:
8.5mph - Average wind speed in June:
7.5mph
- Average wind speed in July:
6.2mph - Average wind speed in August:
6.2mph - Average wind speed in September:
7.1mph - Average wind speed in October:
8.9mph - Average wind speed in November:
9.6mph - 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
Lewiston, IN
The months with the highest relative humidity are July and August (84%).
The month with the lowest relative humidity is October (72%).
Average rainfall
Lewiston, IN
- Average rainfall in January:
1.02" - Average rainfall in February:
1.1" - Average rainfall in March:
1.81" - Average rainfall in April:
2.68" - Average rainfall in May:
3.31" - Average rainfall in June:
2.68"
The wettest month (with the highest rainfall) is May (3.31").
The driest month (with the least rainfall) is January (1.02").
Average rainfall days
Lewiston, IN
- Average rainfall days in January:
6.3 days - Average rainfall days in February:
7.2 days - Average rainfall days in March:
11.8 days - Average rainfall days in April:
16.1 days - Average rainfall days in May:
18.5 days - Average rainfall days in June:
17.6 days
- Average rainfall days in July:
17.7 days - Average rainfall days in August:
14.8 days - Average rainfall days in September:
11.6 days - Average rainfall days in October:
12.1 days - Average rainfall days in November:
9.4 days - Average rainfall days in December:
8.1 days
The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is January (6.3 days).
Average snowfall
Lewiston, IN
- Average snowfall in January:
2.68" - Average snowfall in February:
3.23" - Average snowfall in March:
1.26" - Average snowfall in April:
1.06" - Average snowfall in May:
0.04" - Average snowfall in June:
0"
The month with the highest snowfall is February (3.23").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days
Lewiston, IN
- Average snowfall days in January:
11.8 days - Average snowfall days in February:
9.7 days - Average snowfall days in March:
4.8 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:
3.3 days - Average snowfall days in December:
8.5 days
The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Lewiston, IN
- 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 3min - Average daylight in June:
15h and 1min
- Average daylight in July:
14h and 5min - Average daylight in August:
13h and 5min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 1min - Average daylight in November:
9h and 5min - Average daylight in December:
9h and 2min
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 4min - Average sunshine in February:
3h and 5min - Average sunshine in March:
5h and 5min - Average sunshine in April:
7h and 4min - Average sunshine in May:
8h and 3min - Average sunshine in June:
9h and 4min
- Average sunshine in July:
9h and 4min - Average sunshine in August:
9h and 4min - Average sunshine in September:
8h and 2min - Average sunshine in October:
6h and 1min - Average sunshine in November:
5h and 1min - Average sunshine in December:
4h and 1min
The months with the most sunshine are June and July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days
Lewiston, IN
- Average sunshine days in January:
13.6 days - Average sunshine days in February:
12.9 days - Average sunshine days in March:
14.6 days - Average sunshine days in April:
11.3 days - Average sunshine days in May:
10.3 days - Average sunshine days in June:
10.1 days
- Average sunshine days in July:
9.6 days - Average sunshine days in August:
11.9 days - Average sunshine days in September:
15.8 days - Average sunshine days in October:
16.5 days - Average sunshine days in November:
17.5 days - Average sunshine days in December:
15.4 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is July (9.6 days).
Average UV index
Lewiston, IN
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover
Lewiston, IN
The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are July, August and September (Cloud cover 35).
Average visibility
Lewiston, IN
The months with the highest visibility are March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, February, July and August (5mi).
Lewiston, Indiana, USA
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