Yosemite National Park is definitely worth a visit
Vast forests, blue lakes, towering sequoias, and majestic waterfalls hint at the beauty of Yosemite National Park—a true natural masterpiece.
Littleton (CO) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Littleton.
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Climate overview of Littleton
Littleton, Colorado, United States of America, sees big temperature differences between seasons, with July peaking at 31°C (88°F) and December dropping to 6°C (43°F).
The city tends toward dry conditions, with around 438 mm (17 in) of rain/snowfall per year. It does, however, have a distinct dry season from August to March, with very warm summers and cold winters. The sunniest month is July, with 10.8 hours of sunshine per day on average.
Littleton Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Littleton - and find the best time to visit.
Monthly Temperature in Littleton
Visitors to Littleton can expect significant temperature changes throughout the year. Typically, average maximum daytime temperatures range from a very warm 31°C (88°F) in July to a chilly 6°C (43°F) in the coolest month, December.
Nights vary from 16°C (61°F) in July to around -8°C (18°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Littleton
Littleton typically sees modest rain/snowfall throughout the year, with an average annual precipitation of 438 mm (17 in). The climate in Littleton shows significant variation throughout the year. Expect moderate rainfall in May, the wettest month, with an average of 68 mm (2.7 in) of precipitation over 12 rainy days.
In contrast, the driest month January offers drier and sunnier days, with around 12 mm (0.5 in) of snow/rainfall over 5 snowy/rainy days. For more details, please visit our Littleton Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Littleton
For those who appreciate different seasons, Littleton serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 10.8 hours of sunshine daily, and embrace the darker days in November, offering only 6.5 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Denver, the United States of America (19 KM, 12 Miles).
Daily hours of sunshine
Data from: Denver, the United States of America (19 KM, 12 Miles).
Daily percentage of sunshine
Data from: Denver, the United States of America (19 KM, 12 Miles).
Humidity in Littleton by Month
The relative humidity is moderate throughout the year in Littleton.
The city experiences its highest humidity in December, reaching 56%. In July, the humidity drops to its lowest level at 46%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Data from: Denver, the United States of America (19 KM, 12 Miles).
Wind Speed in Littleton
The average wind speed over the year ranges from 4 m/s (8 knots) to 5 m/s (10 knots). It is lower in January, February, May, June, July, August, September, October, November and December and higher in March and April. What does this mean?
The mean monthly wind speed over the year (meters per second)
Data from: Denver, the United States of America (19 KM, 12 Miles).
Best Time to Visit Littleton
For comfortable weather, consider visiting Littleton in May, June and September. Conditions are usually least favourable in January, February and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
mixed
Feb
mixed
Mar
good
Apr
good
May
excellent
Jun
excellent
Jul
good
Aug
good
Sep
excellent
Oct
very good
Nov
good
Dec
mixed
- Best overall: May, June and September
- Warmest weather: July and August
- Most sunshine: June and July
- Fewest rainy days: January and November
- Seasonal pattern: A distinct dry season from August to March, with very warm summers and cold winters
- Coldest conditions: December, with freezing nights around -8°C (18°F).
Frequently asked questions about the climate in Littleton
What is the best time to visit Littleton?
May, June and September typically offer the most optimal weather in Littleton. In contrast, January, February and December tend to have less optimal conditions. Littleton has a distinct dry season from August to March, with very warm summers and cold winters.
What temperatures can I expect in Littleton?
Daytime highs range from 6°C (43°F) in December to 31°C (88°F) in July. Nighttime lows range from -8°C (18°F) to 16°C (61°F). Temperatures vary considerably through the year.
How much rain does Littleton get?
Annual rainfall is around 438 mm (17 in). May is the wettest month with 68 mm (2.7 in), while January is the driest with 12 mm (0.5 in).
How sunny is Littleton?
Littleton receives around 3,102 hours of sunshine per year. July is the sunniest month with 323 hours, while November is the cloudiest with just 195 hours. Overall, Littleton enjoys abundant sunshine.
Littleton 3-Day Forecast
Littleton on the map
Littleton is highlighted - select any city to see its climate.
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