Monthly weather forecast and climate
Denver, CO
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
The colorful sky above the sunlit Denver city, Colorado in autumn
Weather in January
January, the same as December, is another cold winter month in Denver, Colorado, with average temperature ranging between min 21.6°F (-5.8°C) and max 40.5°F (4.7°C). In January, the average high-temperature is essentially the same as in December - a still wintry 40.5°F (4.7°C). Weather in January »
Weather in February
The last month of the winter, February, is another cold month in Denver, Colorado, with average temperature fluctuating between 20.8°F (-6.2°C) and 40.5°F (4.7°C). In February, the average high-temperature remains the same as in January - a still cold 40.5°F (4.7°C). Weather in February »
Weather in March
The first month of the spring, March, is a fresh month in Denver, Colorado, with average temperature varying between 29.7°F (-1.3°C) and 51.4°F (10.8°C). In March, the average high-temperature rises, from a wintry 40.5°F (4.7°C) in February, to a cool 51.4°F (10.8°C). Weather in March »
Weather in April
April is a mild spring month in Denver, Colorado, with average temperature varying between 57.2°F (14°C) and 34.3°F (1.3°C). In Denver, the average high-temperature slightly increases, from a fresh 51.4°F (10.8°C) in March, to a mild 57.2°F (14°C). Weather in April »
Weather in May
The last month of the spring, May, is an enjoyable month in Denver, Colorado, with average temperature ranging between min 42.4°F (5.8°C) and max 65.8°F (18.8°C). In Denver, the average high-temperature marginally rises, from a moderate 57.2°F (14°C) in April, to an enjoyable 65.8°F (18.8°C). Weather in May »
Weather in June
The first month of the summer, June, is a moderately hot month in Denver, Colorado, with average temperature fluctuating between 54.5°F (12.5°C) and 81°F (27.2°C). In Denver, the average high-temperature in June increases considerably, from an enjoyable 65.8°F (18.8°C) in May, to a warm 81°F (27.2°C). Weather in June »
Weather in July
July, like June, in Denver, Colorado, is another warm summer month, with temperature in the range of an average high of 84.4°F (29.1°C) and an average low of 59.2°F (15.1°C). July is the warmest month, with an average high-temperature of 84.4°F (29.1°C) and an average low-temperature of 59.2°F (15.1°C). In July, the average heat index is evaluated at 84.4°F (29.1°C). Weather in July »
Weather in August
August, the last month of the summer, in Denver, is another warm month, with average temperature varying between 58.3°F (14.6°C) and 83.1°F (28.4°C). In Denver, the average high-temperature in August is almost the same as in July - a still moderately hot 83.1°F (28.4°C). Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Denver, Colorado, with average temperature ranging between max 76.6°F (24.8°C) and min 51.4°F (10.8°C). In September, the average high-temperature marginally drops, from 83.1°F (28.4°C) in August, to a still warm 76.6°F (24.8°C). Weather in September »
Weather in October
October, the same as September, is another comfortable autumn month in Denver, Colorado, with average temperature fluctuating between 38.3°F (3.5°C) and 61.3°F (16.3°C). In October, the average high-temperature significantly decreases, from a warm 76.6°F (24.8°C) in September, to an enjoyable 61.3°F (16.3°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a fresh month in Denver, Colorado, with average temperature varying between 50.7°F (10.4°C) and 29.1°F (-1.6°C). In November, the average high-temperature drops, from a comfortable 61.3°F (16.3°C) in October, to a cool 50.7°F (10.4°C). Weather in November »
Weather in December
December, the first month of the winter, in Denver, is still a cold month, with average temperature fluctuating between 20.7°F (-6.3°C) and 39.9°F (4.4°C). With an average high-temperature of 39.9°F (4.4°C) and an average low-temperature of 20.7°F (-6.3°C), December is the coldest month. Weather in December »
[Resources]FAQ
How many days does it rain in Denver?
In Denver, Colorado, during the entire year, the rain falls for 119.5 days and collects up to 12.95" (329mm) of precipitation.
What is the driest month in Denver?
January and December are months with the least rain in Denver when the rain falls for 3.7 days and typically aggregates up to 0.39" (10mm) of rain.
When does it snow in Denver?
Months with snowfall in Denver are January through May, October through December.
How much does it snow in Denver?
Throughout the year, in Denver, there are 43.5 snowfall days, and 35.67" (906mm) of snow is accumulated.
What are the months with the lowest UV index in Denver?
Months with the lowest UV index in Denver are January, February, November and December, with an average maximum UV index of 2.
What is the most humid month in Denver?
With an average relative humidity of 66%, February is the most humid month in Denver.
What is the month with the least sunshine in Denver?
The month with the least sunshine is February, with an average of 6.9h of sunshine.
What is the snowiest month in Denver?
The month with the most snowfall in Denver, Colorado, is March when snow falls for 6.7 days and typically aggregates up to 6.26" (159mm) of snow.
What is the rainiest month in Denver?
The month with the most rainfall in Denver, Colorado, is May when the rain falls for 18.2 days and typically aggregates up to 2.36" (60mm) of precipitation.
What is the least humid month in Denver?
The least humid month in Denver, Colorado, is June, with an average relative humidity of 41%.
When it does not snow in Denver?
In Denver, Colorado, snow does not fall in June through September.
When are the longest days in Denver?
June has the longest days of the year in Denver, Colorado, with an average of 15h of daylight.
What are the months with the most sunshine in Denver?
June through August, with an average of 11.8h of sunshine, are months with the most sunshine.
When is the highest UV index in Denver?
Months with the highest UV index in Denver are June and July, with an average maximum UV index of 6.
What is the warmest month in Denver?
July is the warmest month in Denver, Colorado, with an average high-temperature of 84.4°F (29.1°C) and an average low-temperature of 59.2°F (15.1°C).
What is the coldest month in Denver?
With an average high-temperature of 39.9°F (4.4°C) and an average low-temperature of 20.7°F (-6.3°C), December is the coldest month.
What is the month with the shortest days in Denver?
With an average of 9.4h of daylight, December has the shortest days of the year in Denver.
Average temperature
Denver, CO
The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is December (39.9°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 (20.7°F).
Average pressure
Denver, CO
- Average pressure in January:
30.14" - Average pressure in February:
30.07" - Average pressure in March:
30" - Average pressure in April:
29.91" - Average pressure in May:
29.92" - Average pressure in June:
29.92"
- Average pressure in July:
30.01" - Average pressure in August:
30.01" - Average pressure in September:
30.01" - Average pressure in October:
30.03" - Average pressure in November:
30.08" - Average pressure in December:
30.12"
The month with the highest atmospheric pressure is January (30.14").
The month with the lowest atmospheric pressure is April (29.91").
Average wind speed
Denver, CO
- Average wind speed in January:
6.2mph - Average wind speed in February:
6.2mph - Average wind speed in March:
6.5mph - Average wind speed in April:
6.6mph - Average wind speed in May:
5.9mph - Average wind speed in June:
6.1mph
- Average wind speed in July:
5.8mph - Average wind speed in August:
5.7mph - Average wind speed in September:
5.7mph - Average wind speed in October:
5.8mph - Average wind speed in November:
6mph - Average wind speed in December:
5.8mph
The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest months (with the lowest average wind speed) are August and September (5.7mph).
Average humidity
Denver, CO
The month with the highest relative humidity is February (66%).
The month with the lowest relative humidity is June (41%).
Average rainfall
Denver, CO
- Average rainfall in January:
0.39" - Average rainfall in February:
0.75" - Average rainfall in March:
1.26" - Average rainfall in April:
1.42" - Average rainfall in May:
2.36" - Average rainfall in June:
1.34"
- Average rainfall in July:
1.85" - Average rainfall in August:
1.1" - Average rainfall in September:
0.71" - Average rainfall in October:
0.79" - Average rainfall in November:
0.59" - Average rainfall in December:
0.39"
The wettest month (with the highest rainfall) is May (2.36").
The driest months (with the least rainfall) are January and December (0.39").
Average rainfall days
Denver, CO
- Average rainfall days in January:
3.7 days - Average rainfall days in February:
4.3 days - Average rainfall days in March:
9.3 days - Average rainfall days in April:
12.3 days - Average rainfall days in May:
18.2 days - Average rainfall days in June:
13.9 days
- Average rainfall days in July:
18.4 days - Average rainfall days in August:
15.1 days - Average rainfall days in September:
9.5 days - Average rainfall days in October:
6.1 days - Average rainfall days in November:
4.4 days - Average rainfall days in December:
4.3 days
The month with the highest number of rainy days is July (18.4 days).
The month with the least rainy days is January (3.7 days).
Average snowfall
Denver, CO
- Average snowfall in January:
3.03" - Average snowfall in February:
5.94" - Average snowfall in March:
6.26" - Average snowfall in April:
6.22" - Average snowfall in May:
2.72" - Average snowfall in June:
0"
The month with the highest snowfall is March (6.26").
Months with the least snowfall are June, July, August and September (0").
Average snowfall days
Denver, CO
- Average snowfall days in January:
6.3 days - Average snowfall days in February:
9.3 days - Average snowfall days in March:
6.7 days - Average snowfall days in April:
4.8 days - Average snowfall days in May:
1.8 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:
0.1 days - Average snowfall days in October:
2.8 days - Average snowfall days in November:
4.7 days - Average snowfall days in December:
7 days
The month with the highest number of snowfall days is February (9.3 days).
Months with the least snowfall days are June, July and August (0 days).
Average daylight / Average sunshine
Denver, CO
The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.4h).
- Average sunshine in January:
7.1h - Average sunshine in February:
6.9h - Average sunshine in March:
9.1h - Average sunshine in April:
10.8h - Average sunshine in May:
11.2h - Average sunshine in June:
11.8h
Months with the most sunshine are June, July and August (Average sunshine: 11.8h).
The month with the least sunshine is February (Average sunshine: 6.9h).
Average sunshine days
Denver, CO
- Average sunshine days in January:
22.7 days - Average sunshine days in February:
16.7 days - Average sunshine days in March:
16.6 days - Average sunshine days in April:
11.8 days - Average sunshine days in May:
9.1 days - Average sunshine days in June:
10.7 days
- Average sunshine days in July:
5.6 days - Average sunshine days in August:
8.8 days - Average sunshine days in September:
14.9 days - Average sunshine days in October:
20.7 days - Average sunshine days in November:
23 days - Average sunshine days in December:
22.4 days
The month with the most sunshine days is November (23 days).
The month with the least sunshine days is July (5.6 days).
Average UV index
Denver, CO
Months with the highest UV index are June and July (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Denver, CO
The month with the most cloud cover is April (Cloud cover 26).
The month with the least cloud cover is September (Cloud cover 15).
Average visibility
Denver, CO
Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
