Current time in Boulder:
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The Sun: | Sunrise 07:30, Sunset 19:26. |
The Moon: | Moonrise 21:09, Moonset 08:00, ![]() |
Geomagnetic Field: Active | |
UV index: 5,2 (Moderate) Protection from UV radiation from the Sun is necessary. A UV index reading of 3 to 5 means moderate risk of harm from unprotected sun exposure.
Stay in shade near midday when the sun is strongest. If outdoors, wear sun protective clothing,
a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen
every 2 hours, even on cloudy days, and after swimming or sweating. Bright surfaces, such as sand,
water, and snow, will increase UV exposure. |
by dayfrom 13:00 to 18:00 | ![]() Air temperature:-6...-2 °C![]() Weather patterns and meteorological conditions:Light snow expected |
in the eveningfrom 18:01 to 00:00 | ![]() Air temperature:-8...-3 °C![]() Weather patterns and meteorological conditions:Light snow expected |
The Sun: | Sunrise 07:29, Sunset 19:27. |
The Moon: | Moonrise 22:12, Moonset 08:17, ![]() |
Geomagnetic Field: Active | |
UV index: 6,1 (High) Protection from UV radiation from the Sun is necessary. A UV index reading of 6 to 7 means high risk of harm from unprotected sun exposure.
Protection against skin and eye damage is needed.
Reduce time in the sun between 10 a.m. and 4 p.m. If outdoors,
seek shade and wear sun protective clothing, a wide-brimmed hat, and UV-blocking sunglasses.
Generously apply broad spectrum SPF 30+ sunscreen every 2 hours,
even on cloudy days, and after swimming or sweating. Bright surfaces, such as sand, water, and snow,
will increase UV exposure. |
at nightfrom 00:01 to 06:00 | ![]() Air temperature:-10...-8 °C![]() Weather patterns and meteorological conditions:Light cloud cover in the sky, no precipitation |
in the morningfrom 06:01 to 12:00 | ![]() Air temperature:-9...-4 °C![]() Weather patterns and meteorological conditions:Light snow expected |
by dayfrom 12:01 to 18:00 | ![]() Air temperature:-3...+2 °C![]() Weather patterns and meteorological conditions:Light snow expected |
in the eveningfrom 18:01 to 00:00 | ![]() Air temperature:-2...+1 °C![]() Weather patterns and meteorological conditions:Light snow expected |
The Sun: | Sunrise 07:27, Sunset 19:28. |
The Moon: | Moonrise 23:16, Moonset 08:37, ![]() |
Geomagnetic Field: Minor Storm
Power systems: Weak power grid fluctuations can occur. Spacecraft operations: Minor impact on satellite operations possible. Other systems: Migratory animals are affected at this and higher levels; aurora is commonly visible at high latitudes (northern Michigan and Maine). | |
UV index: 6,8 (High) |
at nightfrom 00:01 to 06:00 | ![]() Air temperature:-3...-1 °C![]() Weather patterns and meteorological conditions:Light snow expected |
in the morningfrom 06:01 to 12:00 | ![]() Air temperature:-4...+1 °C![]() Weather patterns and meteorological conditions:Cloudy sky, no precipitation |
by dayfrom 12:01 to 18:00 | ![]() Air temperature:+2...+3 °C![]() Weather patterns and meteorological conditions:Snow and rain expected |
in the eveningfrom 18:01 to 00:00 | ![]() Air temperature:-2...+2 °C![]() Weather patterns and meteorological conditions:Snow expected |
The Sun: | Sunrise 07:25, Sunset 19:30. |
The Moon: | Moonrise --:--, Moonset 09:00, ![]() |
Geomagnetic Field: Minor Storm | |
UV index: 5,8 (Moderate) |
at nightfrom 00:01 to 06:00 | ![]() Air temperature:-4...-2 °C![]() Weather patterns and meteorological conditions:Snow expected |
in the morningfrom 06:01 to 12:00 | ![]() Air temperature:-4...-3 °C![]() Weather patterns and meteorological conditions:Snow expected |
by dayfrom 12:01 to 18:00 | ![]() Air temperature:-3...-2 °C![]() Weather patterns and meteorological conditions:Light snow expected |
in the eveningfrom 18:01 to 00:00 | ![]() Air temperature:-8...-3 °C![]() Weather patterns and meteorological conditions:Light snow expected |
The Sun: | Sunrise 07:23, Sunset 19:31. |
The Moon: | Moonrise 00:21, Moonset 09:28, ![]() |
Geomagnetic Field: Unstable | |
UV index: 6,3 (High) |
at nightfrom 00:01 to 06:00 | ![]() Air temperature:-13...-9 °C![]() Weather patterns and meteorological conditions:Light snow expected |
in the morningfrom 06:01 to 12:00 | ![]() Air temperature:-14...-8 °C![]() Weather patterns and meteorological conditions:Clear skies, no precipitation |
by dayfrom 12:01 to 18:00 | ![]() Air temperature:-6...-3 °C![]() Weather patterns and meteorological conditions:Clear skies, no precipitation |
in the eveningfrom 18:01 to 00:00 | ![]() Air temperature:-8...-3 °C![]() Weather patterns and meteorological conditions:Variably cloudy |
The Sun: | Sunrise 07:22, Sunset 19:32. |
The Moon: | Moonrise 01:26, Moonset 10:02, ![]() |
Geomagnetic Field: Quiet |
at nightfrom 00:01 to 06:00 | ![]() Air temperature:-10...-8 °C![]() Weather patterns and meteorological conditions:The sky is overcast, no precipitation |
in the morningfrom 06:01 to 12:00 | ![]() Air temperature:-9...-4 °C![]() Weather patterns and meteorological conditions:The sky is overcast, no precipitation |
by dayfrom 12:01 to 18:00 | ![]() Air temperature:-3...-2 °C![]() Weather patterns and meteorological conditions:Light snow expected |
in the eveningfrom 18:01 to 00:00 | ![]() Air temperature:-7...-2 °C![]() Weather patterns and meteorological conditions:Variably cloudy |
The Sun: | Sunrise 07:20, Sunset 19:33. |
The Moon: | Moonrise 02:28, Moonset 10:45, ![]() |
Geomagnetic Field: Quiet |
at nightfrom 00:01 to 06:00 | ![]() Air temperature:-11...-7 °C![]() Weather patterns and meteorological conditions:Cloudy sky, no precipitation |
in the morningfrom 06:01 to 12:00 | ![]() Air temperature:-10...-5 °C![]() Weather patterns and meteorological conditions:Cloudy sky, no precipitation |
by dayfrom 12:01 to 18:00 | ![]() Air temperature:-4...-1 °C![]() Weather patterns and meteorological conditions:Light snow expected |
in the eveningfrom 18:01 to 00:00 | ![]() Air temperature:-3...-1 °C![]() Weather patterns and meteorological conditions:Light snow expected |
The Sun: | Sunrise 07:18, Sunset 19:34. |
The Moon: | Moonrise 03:26, Moonset 11:39, ![]() |
Geomagnetic Field: Quiet |
at nightfrom 00:01 to 06:00 | ![]() Air temperature:-4 °C![]() Weather patterns and meteorological conditions:Snow expected |
in the morningfrom 06:01 to 12:00 | ![]() Air temperature:-4...-3 °C![]() Weather patterns and meteorological conditions:Snow expected |
by dayfrom 12:01 to 18:00 | ![]() Air temperature:-3...-2 °C![]() Weather patterns and meteorological conditions:Light snow expected |
in the eveningfrom 18:01 to 00:00 | ![]() Air temperature:-6...-3 °C![]() Weather patterns and meteorological conditions:Light snow expected |
The Sun: | Sunrise 07:16, Sunset 19:35. |
The Moon: | Moonrise 04:15, Moonset 12:43, ![]() |
Geomagnetic Field: Quiet |
at nightfrom 00:01 to 06:00 | ![]() Air temperature:-6...-5 °C![]() Weather patterns and meteorological conditions:Snow expected |
in the morningfrom 06:01 to 12:00 | ![]() Air temperature:-4...-2 °C![]() Weather patterns and meteorological conditions:Snow expected |
by dayfrom 12:01 to 18:00 | ![]() Air temperature:-1...+1 °C![]() Weather patterns and meteorological conditions:Snow expected |
in the eveningfrom 18:01 to 00:00 | ![]() Air temperature:-6...-1 °C![]() Weather patterns and meteorological conditions:Light snow expected |
The Sun: | Sunrise 07:15, Sunset 19:37. |
The Moon: | Moonrise 04:56, Moonset 13:55, ![]() |
Geomagnetic Field: Active |
at nightfrom 00:01 to 06:00 | ![]() Air temperature:-10...-6 °C![]() Weather patterns and meteorological conditions:Light snow expected |
in the morningfrom 06:01 to 12:00 | ![]() Air temperature:-11...-5 °C![]() Weather patterns and meteorological conditions:Light snow expected |
by dayfrom 12:01 to 18:00 | ![]() Air temperature:-3...-2 °C![]() Weather patterns and meteorological conditions:Light snow expected |
in the eveningfrom 18:01 to 00:00 | ![]() Air temperature:-8...-4 °C![]() Weather patterns and meteorological conditions:Light snow expected |
The Sun: | Sunrise 07:13, Sunset 19:38. |
The Moon: | Moonrise 05:30, Moonset 15:11, ![]() |
Geomagnetic Field: Minor Storm |
at nightfrom 00:01 to 06:00 | ![]() Air temperature:-10...-9 °C![]() Weather patterns and meteorological conditions:Light cloud cover in the sky, no precipitation |
in the morningfrom 06:01 to 12:00 | ![]() Air temperature:-10...-5 °C![]() Weather patterns and meteorological conditions:Light snow expected |
by dayfrom 12:01 to 18:00 | ![]() Air temperature:-3...+1 °C![]() Weather patterns and meteorological conditions:Light cloud cover in the sky, no precipitation |
in the eveningfrom 18:01 to 00:00 | ![]() Air temperature:-1...+1 °C![]() Weather patterns and meteorological conditions:The sky is overcast, no precipitation |
The Sun: | Sunrise 07:11, Sunset 19:39. |
The Moon: | Moonrise 05:58, Moonset 16:29, ![]() |
Geomagnetic Field: Minor Storm |
at nightfrom 00:01 to 06:00 | ![]() Air temperature:-1 °C![]() Weather patterns and meteorological conditions:The sky is overcast, no precipitation |
in the morningfrom 06:01 to 12:00 | ![]() Air temperature:-1...0 °C![]() Weather patterns and meteorological conditions:Light cloud cover in the sky, no precipitation |
USA | |
+1 | |
State of Wyoming | |
Sublette County | |
Boulder | |
America/Denver, GMT . winter time | |
Latitude: 42.7483; Longitude: -109.718; | |
English: BoulderРусский: БоулдерУкраїнська: Боулдер |