February weather forecast
Lewiston, ID

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A scenic and dramatic landscape on both sides of the glorious Lewiston City in Idaho, and a clear view of the iconic Snake river passing through
A scenic and dramatic landscape on both sides of the glorious Lewiston City in Idaho, and a clear view of the iconic Snake river passing through

Weather in February

Moving into February, weather conditions remain cold albeit a slight increase is observed when compared to January. The city sees its most substantial snowfall of the year, accumulating 3.27" (83mm). The lengthening of daylight hours hints at the approaching spring season. Although the cold may persist, sunnier days and shorter nights bring relief to the inhabitants. The overall atmospheric pressure remains relatively stable, supporting a calm weather condition.

Temperature

January's transformation into February witnesses an average high-temperature of a still icy 40.6°F (4.8°C), noting a minor change from the preceding month. Nighttime temperature experiences an average drop to a subzero cold 28.8°F (-1.8°C) in February.

Humidity

The average relative humidity in February is 81%.

Rainfall

In February, the rain falls for 13.3 days. Throughout February, 1.5" (38mm) of precipitation is accumulated. Throughout the year, there are 142.4 rainfall days, and 14.21" (361mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall in Lewiston. February is the month with the most snowfall. Snow falls for 6.5 days and accumulates 3.27" (83mm) of snow.

Daylight

In February, the average length of the day is 10h and 22min.
On the first day of the month, sunrise is at 7:11 am and sunset at 4:51 pm. On the last day of February, in Lewiston, sunrise is at 6:27 am and sunset at 5:33 pm PST.

Sunshine

In Lewiston, Idaho, the average sunshine in February is 5.3h.

UV index

The month with the lowest UV index is February, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: The UV index of 1 in February translates into these instructions:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
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Frequently asked questions

Is it cold in Lewiston during February?

In February, in Lewiston, the average high-temperature is 40.6°F (4.8°C), and the average low-temperature is 28.8°F (-1.8°C).

What is the average humidity in February in Lewiston?

In February, the average relative humidity is 81%.

How much does it rain in Lewiston in February?

In Lewiston, Idaho, during February, the rain falls for 13.3 days and regularly aggregates up to 1.5" (38mm) of precipitation.

What is the snowiest month in Lewiston?

February is the month with the most snowfall in Lewiston. Snow falls for 6.5 days and accumulates 3.27" (83mm) of snow.

How many days does it snow in February in Lewiston?

In February, it is snowing for 6.5 days. Throughout February, 3.27" (83mm) of snow is accumulated.

How many hours of daylight does Lewiston have in February?

The average day length in February in Lewiston is 10h and 22min.

What time are sunrise and sunset in February in Lewiston?

On the first day of February in Lewiston, sunrise is at 7:11 am and sunset at 4:51 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 5:33 pm PST.

How long on average sun shines in February in Lewiston?

In February, the average sunshine duration in Lewiston, Idaho, is 5.3h.

What is the month with the lowest UV index in Lewiston?

February is the month with the lowest UV index in Lewiston, Idaho, with an average maximum UV index of 1.

What is the UV index intensity in February in Lewiston?

In February, the average daily maximum UV index in Lewiston is 1. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in February
Lewiston, ID

Average temperature in February - Lewiston, ID
  • Average high temperature in February: 40.6°F

The warmest month (with the highest average high temperature) is August (85.3°F).
The month with the lowest average high temperature is December (36.1°F).

  • Average low temperature in February: 28.8°F

The month with the highest average low temperature is August (59.2°F).
The coldest month (with the lowest average low temperature) is December (24.4°F).

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Average pressure in February
Lewiston, ID

Average pressure in February - Lewiston, ID
  • Average pressure in February: 30.11"Hg

The month with the highest atmospheric pressure is January (30.2"Hg).
The month with the lowest atmospheric pressure is August (29.91"Hg).

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Average wind speed in February
Lewiston, ID

Average wind speed in February - Lewiston, ID
  • Average wind speed in February: 5.2mph

The windiest month (with the highest average wind speed) is April (5.7mph).
The calmest months (with the lowest average wind speed) are July, August and September (4.3mph).

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Average humidity in February
Lewiston, ID

Average humidity in February - Lewiston, ID
  • Average humidity in February: 81%

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is August (38%).

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Average rainfall in February
Lewiston, ID

Average rainfall in February - Lewiston, ID
  • Average rainfall in February: 1.5"

The wettest month (with the highest rainfall) is March (1.85").
The driest month (with the least rainfall) is August (0.31").

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Average rainfall days in February
Lewiston, ID

Average rainfall days in February - Lewiston, ID
  • Average rainfall days in February: 13.3 days

The month with the highest number of rainy days is March (17.6 days).
The month with the least rainy days is August (5.2 days).

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Average snowfall in February
Lewiston, ID

Average snowfall in February - Lewiston, ID
  • Average snowfall in February: 3.27"

The month with the highest snowfall is February (3.27").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in February
Lewiston, ID

Average snowfall days in February - Lewiston, ID
  • Average snowfall days in February: 6.5 days

The month with the highest number of snowfall days is December (8.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in February /
Average sunshine in February
Lewiston, ID

Average daylight in February / Average sunshine in February - Lewiston, ID
  • Average daylight in February: 10h and 2min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in February: 5h and 2min

The month with the most sunshine is August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

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Average sunshine days in February
Lewiston, ID

Average sunshine days in February - Lewiston, ID
  • Average sunshine days in February: 10.8 days

The month with the most sunshine days is July (24 days).
The months with the least sunshine days are February and March (10.8 days).

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Average UV index in February
Lewiston, ID

Average UV index in February - Lewiston, ID
  • Average UV index in February: 1

The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is February (UV index 1).

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Average cloud cover in February
Lewiston, ID

Average cloud cover in February - Lewiston, ID
  • Average cloud cover in February: 48

The month with the most cloud cover is February (Cloud cover 48).
The months with the least cloud cover are July and August (Cloud cover 12).

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Average visibility in February
Lewiston, ID

Average visibility in February - Lewiston, ID
  • Average visibility in February: 5mi

The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).

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Lewiston, Idaho, USA

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