Forecast
Boulder, CO
Do I need an umbrella tomorrow

Do I need an umbrella tomorrow in Boulder, CO

Updated October 24 · Live conditions refresh automatically.

Umbrella

No need

No need for an umbrella during the day.

Tomorrow24 hours

MustNeedLikely neededLikely no needNo need

No need

Hourly rain conditions

Loading hourly rain details… Chance is shown in percent; rain amount in inches; wind in mph; humidity and cloud cover in percentages.

Peak 29%Total 0 in

Precip (%)

Rain (in)

Hour	Chance	Clouds	Wind	Temp	Feels	Humidity
Mostly cloudy	1%	81%	2 mph G4	43°	44°	76%
Mostly cloudy	1%	80%	2 mph G4	42°	43°	79%
Mostly cloudy	0%	79%	2 mph G3	42°	43°	79%
Mostly cloudy	0%	76%	2 mph G3	41°	42°	82%
Mostly cloudy	0%	72%	2 mph G2	40°	41°	83%
Mostly cloudy	0%	68%	1 mph G2	39°	41°	82%
Mostly cloudy	0%	60%	1 mph G3	38°	40°	85%
Partly cloudy	0%	45%	2 mph G8	36°	36°	88%
Mostly sunny	0%	25%	2 mph G8	37°	37°	87%
Mostly sunny	1%	13%	3 mph G8	41°	49°	78%
Sunny	1%	7%	2 mph G10	45°	59°	71%
Sunny	0%	9%	4 mph G11	48°	63°	65%
Mostly sunny	1%	13%	5 mph G13	50°	63°	63%
Mostly sunny	1%	25%	6 mph G14	53°	65°	56%
Mostly sunny	2%	30%	6 mph G15	56°	66°	52%
Mostly sunny	2%	36%	6 mph G15	57°	66°	51%
Partly sunny	5%	47%	6 mph G14	54°	62°	56%
Mostly cloudy	9%	63%	6 mph G13	52°	53°	62%
Mostly cloudy	15%	75%	6 mph G11	49°	43°	69%
Mostly cloudy	20%	86%	6 mph G9	47°	43°	73%
Mostly cloudy	25%	89%	6 mph G9	46°	42°	77%
Cloudy	24%	91%	5 mph G9	45°	42°	80%
Cloudy	29%	90%	5 mph G9	44°	41°	83%
Mostly cloudy	22%	90%	5 mph G9	44°	41°	86%

Mostly cloudy

Chance 1%Clouds 81%

Rain0 in

Wind2 mph G4

Temp43°

Feels44°

Humidity76%

Mostly cloudy

Chance 1%Clouds 80%

Rain0 in

Wind2 mph G4

Temp42°

Feels43°

Humidity79%

Mostly cloudy

Chance 0%Clouds 79%

Rain0 in

Wind2 mph G3

Temp42°

Feels43°

Humidity79%

Mostly cloudy

Chance 0%Clouds 76%

Rain0 in

Wind2 mph G3

Temp41°

Feels42°

Humidity82%

Mostly cloudy

Chance 0%Clouds 72%

Rain0 in

Wind2 mph G2

Temp40°

Feels41°

Humidity83%

Mostly cloudy

Chance 0%Clouds 68%

Rain0 in

Wind1 mph G2

Temp39°

Feels41°

Humidity82%

Mostly cloudy

Chance 0%Clouds 60%

Rain0 in

Wind1 mph G3

Temp38°

Feels40°

Humidity85%

Partly cloudy

Chance 0%Clouds 45%

Rain0 in

Wind2 mph G8

Temp36°

Feels36°

Humidity88%

Mostly sunny

Chance 0%Clouds 25%

Rain0 in

Wind2 mph G8

Temp37°

Feels37°

Humidity87%

Mostly sunny

Chance 1%Clouds 13%

Rain0 in

Wind3 mph G8

Temp41°

Feels49°

Humidity78%

Sunny

Chance 1%Clouds 7%

Rain0 in

Wind2 mph G10

Temp45°

Feels59°

Humidity71%

Sunny

Chance 0%Clouds 9%

Rain0 in

Wind4 mph G11

Temp48°

Feels63°

Humidity65%

Mostly sunny

Chance 1%Clouds 13%

Rain0 in

Wind5 mph G13

Temp50°

Feels63°

Humidity63%

Mostly sunny

Chance 1%Clouds 25%

Rain0 in

Wind6 mph G14

Temp53°

Feels65°

Humidity56%

Mostly sunny

Chance 2%Clouds 30%

Rain0 in

Wind6 mph G15

Temp56°

Feels66°

Humidity52%

Mostly sunny

Chance 2%Clouds 36%

Rain0 in

Wind6 mph G15

Temp57°

Feels66°

Humidity51%

Partly sunny

Chance 5%Clouds 47%

Rain0 in

Wind6 mph G14

Temp54°

Feels62°

Humidity56%

Mostly cloudy

Chance 9%Clouds 63%

Rain0 in

Wind6 mph G13

Temp52°

Feels53°

Humidity62%

Mostly cloudy

15%

Chance 15%Clouds 75%

Rain0 in

Wind6 mph G11

Temp49°

Feels43°

Humidity69%

Mostly cloudy

20%

Chance 20%Clouds 86%

Rain0 in

Wind6 mph G9

Temp47°

Feels43°

Humidity73%

Mostly cloudy

25%

Chance 25%Clouds 89%

Rain0 in

Wind6 mph G9

Temp46°

Feels42°

Humidity77%

Cloudy

24%

Chance 24%Clouds 91%

Rain0 in

Wind5 mph G9

Temp45°

Feels42°

Humidity80%

Cloudy

29%

Chance 29%Clouds 90%

Rain0 in

Wind5 mph G9

Temp44°

Feels41°

Humidity83%

Mostly cloudy

22%

Chance 22%Clouds 90%

Rain0 in

Wind5 mph G9

Temp44°

Feels41°

Humidity86%

Quick answer — Boulder, CO

No need — Boulder, CO

Do I need an umbrella tomorrow in Boulder, CO: No need. No need for an umbrella during the day.

Verdict: No need
High / Low: 57° / 42°
Details: No need for an umbrella during the day.

Updated 10/24/2026 · Live conditions refresh automatically.