September weather forecast
Loveland, CO

englishespañol中文
Share
A pier over the water of the Flatiron Reservoir in Loveland facing high mountains, Colorado
A pier over the water of the Flatiron Reservoir in Loveland facing high mountains, Colorado

Weather in September

September marks the beginning of the fall season in the city of Loveland. The weather undergoes a noticeable shift with a drop in maximum temperature to 77.9°F (25.5°C). Loveland's landscape blooms in an array of autumn hues, creating a picturesque sight. The climate remains relatively warm, allowing outdoor activities to thrive. It provides the perfect backdrop for social events and picnics.

Temperature

The onset of September entails a subtle temperature shift, as the average high-temperature eases from 85.3°F (29.6°C) in August to a still warm 77.9°F (25.5°C). Loveland registers a significant drop in temperature in September, with average nighttime lows of 51.3°F (10.7°C).

Humidity

In September, the average relative humidity in Loveland is 43%.

Rainfall

In September, in Loveland, the rain falls for 7.4 days. Throughout September, 0.63" (16mm) of precipitation is accumulated. Throughout the year, in Loveland, there are 98.8 rainfall days, and 9.92" (252mm) of precipitation is accumulated.

Snowfall

In Loveland, snow does not fall in June through September.

Daylight

In Loveland, the average length of the day in September is 12h and 26min.
On the first day of the month, sunrise is at 6:28 am and sunset at 7:31 pm. On the last day of September, in Loveland, Colorado, sunrise is at 6:56 am and sunset at 6:43 pm MDT.

Sunshine

In Loveland, the average sunshine in September is 10.9h.

UV index

The average daily maximum UV index in September in Loveland is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for average individuals.
Note: In September, a daily maximum UV index of 4 leads to the following instructions:
Guard yourself - An obligation to protect skin and eyes from harm exists. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Experience reduced UV exposure by about half when donning a wide-brim hat.
[Resources]

Frequently asked questions

What is the usual temperature for Loveland in September?

The average high-temperature and low-temperature during September are 77.9°F (25.5°C) and 51.3°F (10.7°C) respectively. In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, is estimated at 84.2°F (29°C).

What is the average humidity in September in Loveland?

The average relative humidity in September is 43%.

How many days does it rain in September in Loveland?

In Loveland, Colorado, in September, it is raining for 7.4 days, with typically 0.63" (16mm) of accumulated precipitation.

When it does not snow in Loveland?

June through September are months without snowfall.

Does it snow in Loveland in September?

In Loveland, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in Loveland?

In Loveland, the average day length in September is 12h and 26min.

What time are sunrise and sunset in September in Loveland?

On the first day of September in Loveland, sunrise is at 6:28 am and sunset at 7:31 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 6:43 pm MDT.

How many hours of sunshine does Loveland have in September?

The average sunshine duration in September is 10.9h.

What is the UV index intensity in September in Loveland?

In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Loveland, CO

Average temperature in September - Loveland, CO
  • Average high temperature in September: 77.9°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is December (38.5°F).

  • Average low temperature in September: 51.3°F

The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is December (19.9°F).

[Resources]

Average pressure in September
Loveland, CO

Average pressure in September - Loveland, CO
  • Average pressure in September: 29.99"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

[Resources]

Average wind speed in September
Loveland, CO

Average wind speed in September - Loveland, CO
  • Average wind speed in September: 5.8mph

The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

[Resources]

Average humidity in September
Loveland, CO

Average humidity in September - Loveland, CO
  • Average humidity in September: 43%

The month with the highest relative humidity is February (65%).
The month with the lowest relative humidity is August (42%).

[Resources]

Average rainfall in September
Loveland, CO

Average rainfall in September - Loveland, CO
  • Average rainfall in September: 0.63"

The wettest month (with the highest rainfall) is May (1.77").
The driest month (with the least rainfall) is January (0.35").

[Resources]

Average rainfall days in September
Loveland, CO

Average rainfall days in September - Loveland, CO
  • Average rainfall days in September: 7.4 days

The month with the highest number of rainy days is July (14.1 days).
The month with the least rainy days is November (3.8 days).

[Resources]

Average snowfall in September
Loveland, CO

Average snowfall in September - Loveland, CO
  • Average snowfall in September: 0"

The month with the highest snowfall is February (5.31").
The months with the least snowfall are June, July, August and September (0").

[Resources]

Average snowfall days in September
Loveland, CO

Average snowfall days in September - Loveland, CO
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (10.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

[Resources]

Average daylight in September /
Average sunshine in September
Loveland, CO

Average daylight in September / Average sunshine in September - Loveland, CO
  • Average daylight in September: 12h and 2min

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 18min).

  • Average sunshine in September: 10h and 5min

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

[Resources]

Average sunshine days in September
Loveland, CO

Average sunshine days in September - Loveland, CO
  • Average sunshine days in September: 20.3 days

The month with the most sunshine days is November (22.6 days).
The month with the least sunshine days is July (12 days).

[Resources]

Average UV index in September
Loveland, CO

Average UV index in September - Loveland, CO
  • Average UV index in September: 4

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).

[Resources]

Average cloud cover in September
Loveland, CO

Average cloud cover in September - Loveland, CO
  • Average cloud cover in September: 16

The month with the most cloud cover is April (Cloud cover 27).
The months with the least cloud cover are June and September (Cloud cover 16).

[Resources]

Average visibility in September
Loveland, CO

Average visibility in September - Loveland, CO
  • Average visibility in September: 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).

[Resources]

Loveland, Colorado, USA

Weather forecast for your location

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