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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, New York, with an average temperature varying between 29.7°F and 20.5°F. January is the month when Lewiston experiences its coldest temperatures, averaging a high of 29.7°F and a low of 20.5°F. Weather in January »
Weather in February
The last month of the winter, February, is also a subzero cold month in Lewiston, New York, with an average temperature varying between 21.4°F and 30.9°F. Lewiston sees the arrival of February with an average high-temperature of a still freezing cold 30.9°F, indicating a subtle variation from January. Weather in February »
Weather in March
March, the first month of the spring in Lewiston, is a wintry month, with an average temperature fluctuating between 39.7°F and 28.8°F. With the onset of March, Lewiston observes a minor temperature ascent, with the average high-temperature adjusting from February's subzero cold 30.9°F to a cold 39.7°F. Weather in March »
Weather in April
April is a fresh spring month in Lewiston, New York, with an average temperature varying between 38.1°F and 50.4°F. The onset of April marks an increase in the average high-temperature, moving from an icy 39.7°F in March to a cool 50.4°F. Weather in April »
Weather in May
May, the last month of the spring in Lewiston, is an enjoyable month, with temperature in the range of an average low of 48.7°F and an average high of 63.1°F. A rise in the average high-temperature is observed during May, moving from a cool 50.4°F in April to an enjoyable 63.1°F. Weather in May »
Weather in June
June, the first month of the summer in Lewiston, is an agreeable month, with an average temperature varying between 71.2°F and 57.6°F. June's arrival coincides with a subtle temperature rise, moving from May's refreshing 63.1°F to a pleasant 71.2°F. Weather in June »
Weather in July
July in Lewiston, New York, is a moderately hot summer month, with an average temperature varying between 78.1°F and 64.8°F. July brings the highest temperatures, with an average high of 78.1°F and an average low of 64.8°F. Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Lewiston, New York, with an average temperature varying between 64.9°F and 77.2°F. In August, Lewiston notes an average high-temperature of a still warm 77.2°F, hardly different from the preceding month. Weather in August »
Weather in September
September, the first month of the autumn in Lewiston, is also an agreeable month, with temperature in the range of an average high of 70.9°F and an average low of 59.2°F. With the onset of September, the average high-temperature subtly recedes from August's moderately hot 77.2°F to an agreeable 70.9°F. Weather in September »
Weather in October
October, the same as September, in Lewiston, New York, is a moderate autumn month, with temperature in the range of an average low of 48.4°F and an average high of 58.3°F. October's onset brings a reduction in the average high-temperature, from an agreeable 70.9°F in September to a mild 58.3°F. Weather in October »
Weather in November
November, the last month of the autumn in Lewiston, is another chilly month, with an average temperature varying between 36.9°F and 45.9°F. A moderate decline in the average high-temperature is seen during November, decreasing from a moderate 58.3°F in October to a frosty 45.9°F. Weather in November »
Weather in December
December, the first month of the winter in Lewiston, is also an icy month, with temperature in the range of an average low of 28.8°F and an average high of 36.3°F. December involves a decrease in temperature, down from a chilly 45.9°F in November to a cold 36.3°F. Weather in December »
[Resources]FAQ
What is the coldest month in Lewiston?
Lewiston's coldest temperatures are experienced in January, with average high temperatures of 29.7°F and lows of 20.5°F.
How many days does it rain in Lewiston?
In Lewiston, during the entire year, the rain falls for 169.3 days and collects up to 30.31" of precipitation.
When does it snow in Lewiston?
Months with snowfall are January through May, October through December.
How much does it snow in Lewiston?
Throughout the year, there are 65.6 snowfall days, and 22.6" of snow is accumulated.
What is the month with the least sunshine in Lewiston?
The month with the least sunshine in Lewiston, New York, is January, with an average of 2.7h of sunshine.
When is the lowest UV index in Lewiston?
January and December, with an average maximum UV index of 1, are months with the lowest UV index.
What is the most humid month in Lewiston?
February is the most humid month in Lewiston, with an average relative humidity of 84%.
What is the snowiest month in Lewiston?
February is the month with the most snowfall in Lewiston. Snow falls for 14.9 days and accumulates 7.13" of snow.
When is Daylight Saving Time (DST) in Lewiston?
On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts in Lewiston, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 5. 2023, at 2:00 am, and the time zone reverts from EDT to EST.
When it does not snow in Lewiston?
In Lewiston, New York, snow does not fall in June through September.
When are the longest days in Lewiston?
June has the longest days of the year in Lewiston, with an average of 15h and 18min of daylight.
What part of the year is the hottest in Lewiston?
The warmest period in Lewiston tends to be July, when average temperatures fluctuate between a high of 78.1°F and a low of 64.8°F.
What is the wettest month in Lewiston?
The month with the most rainfall in Lewiston is July, when the rain falls for 17.5 days and typically aggregates up to 3.11" of precipitation.
What month has the most sunshine in Lewiston?
With an average of 10.6h of sunshine, July has the most sunshine of the year in Lewiston.
What are the months with the highest UV index in Lewiston?
July and August, with an average maximum UV index of 6, are months with the highest UV index in Lewiston, New York.
What is the least humid month in Lewiston?
The months with the lowest humidity in Lewiston, New York, are August and September, with an average relative humidity of 74%.
What is the driest month in Lewiston?
September is the month with the least rainfall in Lewiston, New York. Rain falls for 13.7 days and accumulates 1.85" of precipitation.
What is the month with the shortest days in Lewiston?
December has the shortest days of the year in Lewiston, with an average of 9h and 6min of daylight.
Average temperature
Lewiston, NY
The warmest month (with the highest average high temperature) is July (78.1°F).
The month with the lowest average high temperature is January (29.7°F).
The month with the highest average low temperature is August (64.9°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).
Average pressure
Lewiston, NY
- Average pressure in January:
30.05"Hg - Average pressure in February:
30.04"Hg - Average pressure in March:
30.07"Hg - Average pressure in April:
29.97"Hg - Average pressure in May:
29.98"Hg - Average pressure in June:
29.92"Hg
- Average pressure in July:
29.95"Hg - Average pressure in August:
29.97"Hg - Average pressure in September:
30.04"Hg - Average pressure in October:
30"Hg - Average pressure in November:
30.08"Hg - Average pressure in December:
30.06"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed
Lewiston, NY
- Average wind speed in January:
12.3mph - Average wind speed in February:
11.7mph - Average wind speed in March:
10.3mph - Average wind speed in April:
10.1mph - Average wind speed in May:
8.1mph - Average wind speed in June:
7.7mph
- Average wind speed in July:
7.1mph - Average wind speed in August:
7.6mph - Average wind speed in September:
8.2mph - Average wind speed in October:
10.4mph - Average wind speed in November:
11.3mph - Average wind speed in December:
11.5mph
The windiest month (with the highest average wind speed) is January (12.3mph).
The calmest month (with the lowest average wind speed) is July (7.1mph).
Average humidity
Lewiston, NY
The month with the highest relative humidity is February (84%).
The months with the lowest relative humidity are August and September (74%).
Average rainfall
Lewiston, NY
- Average rainfall in January:
2.24" - Average rainfall in February:
2.36" - Average rainfall in March:
2.24" - Average rainfall in April:
2.83" - Average rainfall in May:
2.95" - Average rainfall in June:
2.68"
- Average rainfall in July:
3.11" - Average rainfall in August:
2.68" - Average rainfall in September:
1.85" - Average rainfall in October:
2.91" - Average rainfall in November:
2.2" - Average rainfall in December:
2.24"
The wettest month (with the highest rainfall) is July (3.11").
The driest month (with the least rainfall) is September (1.85").
Average rainfall days
Lewiston, NY
- Average rainfall days in January:
9.5 days - Average rainfall days in February:
7.8 days - Average rainfall days in March:
12.3 days - Average rainfall days in April:
15.3 days - Average rainfall days in May:
17.6 days - Average rainfall days in June:
16.4 days
- Average rainfall days in July:
17.5 days - Average rainfall days in August:
17.3 days - Average rainfall days in September:
13.7 days - Average rainfall days in October:
17.5 days - Average rainfall days in November:
13.3 days - Average rainfall days in December:
11.1 days
The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is February (7.8 days).
Average snowfall
Lewiston, NY
- Average snowfall in January:
4.76" - Average snowfall in February:
7.13" - Average snowfall in March:
2.64" - Average snowfall in April:
1.18" - Average snowfall in May:
0.24" - Average snowfall in June:
0"
The month with the highest snowfall is February (7.13").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Lewiston, NY
- Average snowfall days in January:
16.8 days - Average snowfall days in February:
14.9 days - Average snowfall days in March:
9.7 days - Average snowfall days in April:
3.5 days - Average snowfall days in May:
0.3 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:
6.4 days - Average snowfall days in December:
13.5 days
The month with the highest number of snowfall days is January (16.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Lewiston, NY
- Average daylight in January:
9h and 2min - Average daylight in February:
10h and 3min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 4min - Average daylight in June:
15h and 2min
- Average daylight in July:
15h and 0min - Average daylight in August:
13h and 5min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 4min - Average daylight in December:
9h and 1min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in January:
2h and 4min - Average sunshine in February:
2h and 5min - Average sunshine in March:
5h and 1min - Average sunshine in April:
7h and 2min - Average sunshine in May:
9h and 1min - Average sunshine in June:
9h and 4min
- Average sunshine in July:
10h and 4min - Average sunshine in August:
10h and 3min - Average sunshine in September:
9h and 2min - Average sunshine in October:
4h and 4min - Average sunshine in November:
4h and 2min - Average sunshine in December:
2h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).
Average sunshine days
Lewiston, NY
- Average sunshine days in January:
6.8 days - Average sunshine days in February:
7.3 days - Average sunshine days in March:
10.8 days - Average sunshine days in April:
11 days - Average sunshine days in May:
12.4 days - Average sunshine days in June:
12.1 days
- Average sunshine days in July:
11.3 days - Average sunshine days in August:
10.9 days - Average sunshine days in September:
14 days - Average sunshine days in October:
10.4 days - Average sunshine days in November:
11.7 days - Average sunshine days in December:
9.1 days
The month with the most sunshine days is September (14 days).
The month with the least sunshine days is January (6.8 days).
Average UV index
Lewiston, NY
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover
Lewiston, NY
The month with the most cloud cover is January (Cloud cover 74).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility
Lewiston, NY
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Lewiston, New York, USA
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