The Boulder long range forecast indicates an extreme heatwave, with daytime highs soaring to 37°, well above the seasonal norm and 6.1 °C higher than the historical average.
Select a month and click on a day for more information:
Wednesday
Jul 1
32° / 10°
Thursday
Jul 2
33° / 13°
Friday
Jul 3
29° / 15°
Saturday
Jul 4
28° / 14°
Sunday
Jul 5
25° / 14°
Monday
Jul 6
27° / 14°
Tuesday
Jul 7
26° / 13°
Wednesday
Jul 8
29° / 14°
Thursday
Jul 9
31° / 15°
Friday
Jul 10
31° / 16°
Saturday
Jul 11
29° / 15°
Sunday
Jul 12
30° / 16°
Monday
Jul 13
32° / 18°
Tuesday
Jul 14
30° / 19°
Wednesday
Jul 15
30° / 16°
Thursday
Jul 16
29° / 16°
Friday
Jul 17
31° / 16°
Saturday
Jul 18
31° / 18°
Sunday
Jul 19
30° / 18°
Monday
Jul 20
30° / 17°
Tuesday
Jul 21
28° / 16°
Wednesday
Jul 22
29° / 17°
Thursday
Jul 23
31° / 19°
Friday
Jul 24
29° / 16°
Saturday
Jul 25
30° / 17°
Sunday
Jul 26
30° / 17°
Monday
Jul 27
30° / 17°
Tuesday
Jul 28
30° / 18°
Wednesday
Jul 29
30° / 18°
Thursday
Jul 30
29° / 17°
Friday
Jul 31
29° / 16°
Boulder 30 days weather forecast
Check out our estimated 30 days weather forecast for Boulder, this data is based on the average weather in Boulder in the last few years.
For a more accurate and detailed forecast, check out the 14 day weather for Boulder next to the desired date.