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Sign In Live · Clear within 100 km Just updated
19°C 66°F
· Clear · 0% cloud cover
Feels like 16°C61°F · Low 18°C65°F · High 29°C84°F
Wind
11 km/h7 mph from W
Humidity
46%
Pressure
1013 hPa29.93 inHg stable
UV Index
0.0 Low(night)
Fair weather
It's 19°C and clear skies in Boulder at the moment.
🔥 10.7°C markedly warmer than the June normal (18°C) — today peaks at 29°C.
🌧️ Long-range outlook (in 9 days): Mountain instability on Saturday, with rain. Total ~1.2 mm. Below the monthly normal (48 mm/month). Confidence drops at this range — details may shift before then.
🌡️ Warming front around 12:00; temperatures rise ~9°C.
Hourly forecast
Detailed forecast for the next 60 hours
Temperature Precipitation Wind
CAPE (J/kg) Instability Threshold
Now
19°C 66°F
11 7
46
02:00
19°C 66°F
11 7
34
03:00
19°C 66°F
10 6
29
04:00
18°C 65°F
10 6
29
05:00
18°C 65°F
10 6
28
06:00
18°C 65°F
11 7
28
07:00
21°C 69°F
9 6
25
08:00
21°C 70°F
5 3
39
09:00
23°C 73°F
4 2
37
10:00
25°C 76°F
3 2
32
11:00
26°C 79°F
2 1
25
12:00
28°C 82°F
4 3
21
13:00
28°C 83°F
1 1
17
14:00
29°C 84°F
5 3
16
15:00
28°C 83°F
12 8
15
16:00
28°C 83°F
8 5
16
17:00
29°C 83°F
5 3
18
18:00
28°C 82°F
10 6
17
19:00
27°C 80°F
8 5
19
20:00
26°C 78°F
8 5
20
21:00
23°C 73°F
9 5
27
22:00
22°C 72°F
12 7
26
23:00
22°C 71°F
12 7
26
00:00
22°C 71°F
12 7
26
01:00
21°C 70°F
12 8
26
02:00
21°C 70°F
12 8
26
03:00
21°C 69°F
11 7
28
04:00
20°C 69°F
11 7
30
05:00
20°C 68°F
11 7
32
06:00
20°C 67°F
11 7
34
07:00
21°C 70°F
7 5
33
08:00
21°C 70°F
3 2
55
09:00
21°C 70°F
6 4
39
10:00
22°C 72°F
6 3
37
11:00
24°C 75°F
8 5
34
12:00
25°C 77°F
11 7
34
13:00
26°C 79°F
12 8
32
14:00
27°C 80°F
15 10
31
15:00
27°C 80°F
0.2 0.01
16 10
31
16:00
27°C 81°F
13 8
30
17:00
26°C 80°F
9 6
32
18:00
26°C 79°F
10 6
31
19:00
26°C 79°F
11 7
31
20:00
25°C 77°F
6 4
35
21:00
23°C 73°F
6 3
44
22:00
21°C 71°F
10 6
50
23:00
22°C 71°F
11 7
49
00:00
22°C 71°F
11 7
48
03:00
21°C 70°F
10 6
33
06:00
20°C 67°F
9 6
39
09:00
25°C 77°F
4 3
39
12:00
29°C 84°F
12 7
27
mmin km/hmph Humidity %
Daily Forecast
Today W 12 km/h 8 mph
(3220)
26%
UV 3 Today Drizzle 26% W 12 km/h 8 mph
Today
W 12 km/h 8 mph
(3220)
26%
UV 3
Today
Drizzle
26%
W 12 km/h 8 mph
Today — Hourly Forecast
Now
19°C 66°F
11 7
02:00
19°C 66°F
11 7
03:00
19°C 66°F
10 6
04:00
18°C 65°F
10 6
05:00
18°C 65°F
10 6
06:00
18°C 65°F
11 7
07:00
21°C 69°F
9 6
08:00
21°C 70°F
5 3
09:00
23°C 73°F
4 2
10:00
25°C 76°F
3 2
11:00
26°C 79°F
2 1
12:00
28°C 82°F
4 3
13:00
28°C 83°F
1 1
14:00
29°C 84°F
5 3
15:00
28°C 83°F
12 8
16:00
28°C 83°F
8 5
17:00
29°C 83°F
5 3
18:00
28°C 82°F
10 6
19:00
27°C 80°F
8 5
20:00
26°C 78°F
8 5
21:00
23°C 73°F
9 5
22:00
22°C 72°F
12 7
23:00
22°C 71°F
12 7
Tomorrow S 16 km/h 10 mph
(4327)
35%
UV 3 Tomorrow Light rain 35% S 16 km/h 10 mph
Tomorrow
S 16 km/h 10 mph
(4327)
35%
UV 3
Tomorrow
Light rain
35%
S 16 km/h 10 mph
Tomorrow — Hourly Forecast
00:00
22°C 71°F
12 7
01:00
21°C 70°F
12 8
02:00
21°C 70°F
12 8
03:00
21°C 69°F
11 7
04:00
20°C 69°F
11 7
05:00
20°C 68°F
11 7
06:00
20°C 67°F
11 7
07:00
21°C 70°F
7 5
08:00
21°C 70°F
3 2
09:00
21°C 70°F
6 4
10:00
22°C 72°F
6 3
11:00
24°C 75°F
8 5
12:00
25°C 77°F
11 7
13:00
26°C 79°F
12 8
14:00
27°C 80°F
15 10
15:00
27°C 80°F
16 10
16:00
27°C 81°F
13 8
17:00
26°C 80°F
9 6
18:00
26°C 79°F
10 6
19:00
26°C 79°F
11 7
20:00
25°C 77°F
6 4
21:00
23°C 73°F
6 3
22:00
21°C 71°F
10 6
23:00
22°C 71°F
11 7
Saturday S 16 km/h 10 mph
(4327)
30%
UV 3 Saturday Light rain 30% S 16 km/h 10 mph
Saturday
S 16 km/h 10 mph
(4327)
30%
UV 3
Saturday
Light rain
30%
S 16 km/h 10 mph
Saturday — Forecast Overview
00:00
22°C 71°F
11 7
03:00
21°C 70°F
10 6
06:00
20°C 67°F
9 6
09:00
25°C 77°F
4 3
12:00
29°C 84°F
12 7
15:00
30°C 86°F
14 8
18:00
29°C 84°F
13 8
21:00
25°C 76°F
10 6
Sunday W 35 km/h 22 mph 23%
UV 3 Sunday Overcast 23% W 35 km/h 22 mph
Sunday
W 35 km/h 22 mph 23%
UV 3
Sunday
Overcast
23%
W 35 km/h 22 mph
Sunday — Forecast Overview
00:00
23°C 74°F
11 7
03:00
23°C 74°F
11 7
06:00
22°C 71°F
9 6
09:00
25°C 78°F
4 3
12:00
32°C 89°F
7 4
15:00
30°C 86°F
10 6
18:00
29°C 85°F
17 10
21:00
25°C 76°F
16 10
Monday S 24 km/h 15 mph
(3924)
26%
UV 3 Monday Drizzle 26% S 24 km/h 15 mph
Monday
S 24 km/h 15 mph
(3924)
26%
UV 3
Monday
Drizzle
26%
S 24 km/h 15 mph
Monday — Forecast Overview
00:00
24°C 74°F
10 6
03:00
21°C 69°F
6 4
06:00
20°C 68°F
11 7
09:00
23°C 73°F
12 7
12:00
25°C 77°F
12 7
15:00
27°C 81°F
15 9
18:00
28°C 82°F
6 4
Tuesday SW 19 km/h 12 mph
(5937)
22%
UV 3 Tuesday Overcast 22% SW 19 km/h 12 mph
Tuesday
SW 19 km/h 12 mph
(5937)
22%
UV 3
Tuesday
Overcast
22%
SW 19 km/h 12 mph
Night 23°C 73°F
23°C 73°F Morning 24°C 76°F
24°C 76°F Afternoon 32°C 89°F
32°C 89°F Evening 32°C 89°F
32°C 89°F Wednesday SW 14 km/h 9 mph
(3421)
18%
UV 3 Wednesday Clear 18% SW 14 km/h 9 mph
Wednesday
SW 14 km/h 9 mph
(3421)
18%
UV 3
Wednesday
Clear
18%
SW 14 km/h 9 mph
Night 22°C 72°F
22°C 72°F Morning 25°C 76°F
25°C 76°F Afternoon 31°C 89°F
31°C 89°F Evening 31°C 89°F
31°C 89°F Thursday SE 19 km/h 12 mph 24%
UV 3 Thursday Clear 24% SE 19 km/h 12 mph
Thursday
SE 19 km/h 12 mph 24%
UV 3
Thursday
Clear
24%
SE 19 km/h 12 mph
Night 21°C 70°F
21°C 70°F Morning 27°C 81°F
27°C 81°F Afternoon 35°C 95°F
35°C 95°F Evening 35°C 95°F
35°C 95°F 
Extended Forecast (GFS) Friday NW 23 km/h 14 mph 21% Friday Clear 21% NW 23 km/h 14 mph
Friday
NW 23 km/h 14 mph 21%
Friday
Clear
21%
NW 23 km/h 14 mph
Night 23°C 73°F
23°C 73°F Morning 26°C 78°F
26°C 78°F Afternoon 34°C 93°F
34°C 93°F Evening 34°C 93°F
34°C 93°F Saturday 1.2 mm 0.05 in S 22 km/h 13 mph 45% Saturday Light rain 45% S 22 km/h 13 mph 1.2 mm 0.05 in
Saturday
1.2 mm 0.05 in S 22 km/h 13 mph 45%
Saturday
Light rain
45%
S 22 km/h 13 mph
1.2 mm 0.05 in
Night 21°C 69°F
21°C 69°F Morning 22°C 71°F
22°C 71°F Afternoon 20°C 67°F
20°C 67°F Evening 20°C 67°F
20°C 67°F Sunday SW 14 km/h 9 mph
(2616)
36% Sunday Clear 36% SW 14 km/h 9 mph
Sunday
SW 14 km/h 9 mph
(2616)
36%
Sunday
Clear
36%
SW 14 km/h 9 mph
Night 13°C 56°F
13°C 56°F Morning 21°C 70°F
21°C 70°F Afternoon 30°C 86°F
30°C 86°F Evening 30°C 86°F
30°C 86°F Monday W 34 km/h 21 mph 25% Monday Drizzle 25% W 34 km/h 21 mph
Monday
W 34 km/h 21 mph 25%
Monday
Drizzle
25%
W 34 km/h 21 mph
Night 21°C 69°F
21°C 69°F Morning 28°C 82°F
28°C 82°F Afternoon 27°C 80°F
27°C 80°F Evening 27°C 80°F
27°C 80°F Tuesday 0.5 mm 0.02 in W 28 km/h 18 mph
(5333)
42% Tuesday Drizzle 42% W 28 km/h 18 mph 0.5 mm 0.02 in
Tuesday
0.5 mm 0.02 in W 28 km/h 18 mph
(5333)
42%
Tuesday
Drizzle
42%
W 28 km/h 18 mph
0.5 mm 0.02 in
Night 18°C 64°F
18°C 64°F Morning 23°C 74°F
23°C 74°F Afternoon 28°C 83°F
28°C 83°F Evening 28°C 83°F
28°C 83°F Wednesday W 25 km/h 16 mph
(4025)
28% Wednesday Clear 28% W 25 km/h 16 mph
Wednesday
W 25 km/h 16 mph
(4025)
28%
Wednesday
Clear
28%
W 25 km/h 16 mph
Night 13°C 56°F
13°C 56°F Morning 20°C 69°F
20°C 69°F Afternoon 31°C 87°F
31°C 87°F Evening 31°C 87°F
31°C 87°F Thursday W 30 km/h 19 mph 16% Thursday Clear 16% W 30 km/h 19 mph
Thursday
W 30 km/h 19 mph 16%
Thursday
Clear
16%
W 30 km/h 19 mph
Night 18°C 65°F
18°C 65°F Morning 29°C 85°F
29°C 85°F Afternoon 37°C 99°F
37°C 99°F Evening 37°C 99°F
37°C 99°F Friday W 18 km/h 11 mph 14% Friday Clear 14% W 18 km/h 11 mph
Friday
W 18 km/h 11 mph 14%
Friday
Clear
14%
W 18 km/h 11 mph
Night 24°C 76°F
24°C 76°F Morning 33°C 91°F
33°C 91°F Afternoon 36°C 98°F
36°C 98°F Evening 36°C 98°F
36°C 98°F Sunrise
05:33 AM
Civil Dawn 05:03 AM
Sunset
08:25 PM
Civil Dusk 08:55 PM
Today vs. seasonal normal
+2.1°C+3.7°F
Boulder is located in Colorado, United States. Elevation: 1624m. Annual average temperature: 9°C. Annual precipitation: 454mm.
Frequently Asked Questions
What is the weather like in Boulder today?
Today in Boulder, United States, the temperature is 19°C with Clear. The high is 29°C and the low is 18°C.
What is the 16-day forecast for Boulder?
The 16-day forecast for Boulder shows the warmest day is Friday at 40°C, while the coolest night is Sunday at 13°C. 2 day(s) have precipitation expected.
What time is sunrise and sunset in Boulder?
In Boulder, sunrise is at 01:33 PM and sunset is at 04:25 AM. Day length is approximately 14h 52m.
How accurate is the weather forecast for Boulder?
Our forecasts for Boulder use the DWD ICON model, one of the world's most advanced weather prediction systems. Accuracy is typically 85-90% for 1-3 day forecasts. Boulder has an annual average temperature of 9°C and receives 454mm of precipitation per year.
Last updated: 06/04/2026, 01:00 AM
June climate in Boulder
Normals for June: average 18°C (10–27°C), around 48 mm of rain across the month. About 9°C warmer than the annual average of 9°C.
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