February weather forecast
Longmont, CO

Share

Weather in February

Rolling into February, Longmont still retains its cold weather, though not as intense as its predecessor and successor. A slightly higher snowfall amount of 3.9" (99mm) is notable during the month, spread across an average of 7.7 snowy days. This is a refreshing period to enjoy outdoor winter sports activities, with the city glistening in the intermittent winter sun. As temperatures progressively rise towards the tail end of the month, February leaves a lasting impression as a prime winter month in Longmont. Longmont residents get ready to bid winter goodbye as February paves the way for warmer spring months.

Temperature

Longmont in February witnesses an average high-temperature of a still icy 40.3°F (4.6°C), indicating a slight variation from January's 40.1°F (4.5°C). Throughout the February nights, Longmont encounters a low-temperature of 20.8°F (-6.2°C).

Humidity

With an average relative humidity of 66%, February is the most humid month in Longmont.

Rainfall

In Longmont, during February, the rain falls for 3.6 days and regularly aggregates up to 0.51" (13mm) of precipitation. In Longmont, Colorado, during the entire year, the rain falls for 105.4 days and collects up to 10.43" (265mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Longmont, in February, snow falls for 7.7 days, with typically accumulated 3.9" (99mm) of snow. In Longmont, during the entire year, snow falls for 37.1 days and aggregates up to 26.73" (679mm) of snow.

Daylight

In Longmont, the average length of the day in February is 10h and 43min.
On the first day of February, sunrise is at 7:09 am and sunset at 5:18 pm. On the last day of the month, sunrise is at 6:33 am and sunset at 5:51 pm MST.

Sunshine

February has the least sunshine of the year in Longmont, with an average of 6.8h of sunshine.

UV index

The months with the lowest UV index in Longmont are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 2 in February transforms into the following instructions:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is February cold in Longmont?

The high-temperature, in February, in Longmont, records 40.3°F (4.6°C), while the low-temperature is 20.8°F (-6.2°C).

What is the most humid month in Longmont?

The most humid month in Longmont is February, with an average relative humidity of 66%.

What is the average humidity in February in Longmont?

The average relative humidity in February in Longmont is 66%.

How much does it rain in Longmont in February?

In Longmont, in February, during 3.6 rainfall days, 0.51" (13mm) of precipitation is typically accumulated.

How much does it snow in Longmont in February?

In Longmont, Colorado, in February, snow falls for 7.7 days, with typically accumulated 3.9" (99mm) of snow.

What is the average length of the day in February in Longmont?

The average day length in February is 10h and 43min.

What time are sunrise and sunset in February in Longmont?

In February, on the first day of the month, sunrise is at 7:09 am and sunset at 5:18 pm. On the last day of the month, sunrise is at 6:33 am and sunset at 5:51 pm MST.

What is the month with the least sunshine in Longmont?

The month with the least sunshine is February, with an average of 6.8h of sunshine.

How many hours of sunshine does Longmont have in February?

In Longmont, the average sunshine duration in February is 6.8h.

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

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.

What is the UV index reading in February in Longmont?

In Longmont, Colorado, the average daily maximum UV index in February is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability 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
Longmont, CO

Average temperature in February - Longmont, CO
  • Average high temperature in February: 40.3°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is December (39°F).

  • Average low temperature in February: 20.8°F

The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is December (19.9°F).

Average pressure in February
Longmont, CO

Average pressure in February - Longmont, CO
  • Average pressure in February: 30.08"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The months with the lowest atmospheric pressure are April and June (29.91"Hg).

Average wind speed in February
Longmont, CO

Average wind speed in February - Longmont, CO
  • Average wind speed in February: 6mph

The windiest months (with the highest average wind speed) are March and April (6.6mph).
The calmest months (with the lowest average wind speed) are August and September (5.6mph).

Average humidity in February
Longmont, CO

Average humidity in February - Longmont, CO
  • Average humidity in February: 66%

The month with the highest relative humidity is February (66%).
The month with the lowest relative humidity is August (42%).

Average rainfall in February
Longmont, CO

Average rainfall in February - Longmont, CO
  • Average rainfall in February: 0.51"

The wettest month (with the highest rainfall) is May (1.69").
The driest month (with the least rainfall) is January (0.35").

Average rainfall days in February
Longmont, CO

Average rainfall days in February - Longmont, CO
  • Average rainfall days in February: 3.6 days

The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is January (3.5 days).

Average snowfall in February
Longmont, CO

Average snowfall in February - Longmont, CO
  • Average snowfall in February: 3.9"

The month with the highest snowfall is November (4.41").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in February
Longmont, CO

Average snowfall days in February - Longmont, CO
  • Average snowfall days in February: 7.7 days

The month with the highest number of snowfall days is February (7.7 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in February /
Average sunshine in February
Longmont, CO

Average daylight in February / Average sunshine in February - Longmont, CO
  • Average daylight in February: 10h and 4min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in February: 6h and 5min

The month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 6h and 48min).

Average sunshine days in February
Longmont, CO

Average sunshine days in February - Longmont, CO
  • Average sunshine days in February: 18.7 days

The month with the most sunshine days is January (23.4 days).
The month with the least sunshine days is July (9.3 days).

Average UV index in February
Longmont, CO

Average UV index in February - Longmont, CO
  • Average UV index in February: 2

The months with the highest UV index are 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 in February
Longmont, CO

Average cloud cover in February - Longmont, CO
  • Average cloud cover in February: 25

The months with the most cloud cover are April and May (Cloud cover 26).
The months with the least cloud cover are June and September (Cloud cover 16).

Average visibility in February
Longmont, CO

Average visibility in February - Longmont, CO
  • Average visibility in February: 6mi

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).

Longmont, Colorado, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location