Barstow Weather Forecast 15 Days, Weather in Barstow Today
Current weather conditions and 15 day weather forecast for Barstow, Washington, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
Current weather conditions at Barstow
| 06 August 2026 Thursday 25.2 ° C / 77.4°F  Smoky haze |
Feels Like : 21.5 ° C / 70.7°F Humidity : % 17 Pressure : 1008 mb Wind Speed : 7.6 kmph / 4.7 miles from SW  Visibility : 7.3 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Barstow, WA, USA
Weather Forecast for next 15 Days for Barstow including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.Here is weather for the next 15 days in Barstow, Washington state, US. To see the daily forecast, scroll to the table below.
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 05 August 2026 Wednesday | Smoky haze |
12.5 ° C (54.5°F) |
32.9 ° C (91.2°F) |
23.2 ° C (73.8°F) |
% 24 | 0% | 2.7 | Sunrise:05:31 AM Sunset: 08:25 PM |
Moonrise:10:48 PM Moonset: 01:41 PM Moon Phase ( Last Quarter ) |
|
| 06 August 2026 Thursday | Smoky haze |
16.6 ° C (61.8°F) |
36.1 ° C (97°F) |
25.6 ° C (78.1°F) |
% 19 | 0% | 4.6 | Sunrise:05:33 AM Sunset: 08:23 PM |
Moonrise:11:16 PM Moonset: 03:00 PM Moon Phase ( Last Quarter ) |
|
| 07 August 2026 Friday | Smoky haze |
10.8 ° C (51.5°F) |
37 ° C (98.6°F) |
23.7 ° C (74.7°F) |
% 24 | 0% | 4.8 | Sunrise:05:34 AM Sunset: 08:22 PM |
Moonrise:11:56 PM Moonset: 04:19 PM Moon Phase ( Waning Crescent ) |
|
| 08 August 2026 Saturday | Smoky haze |
10.8 ° C (51.4°F) |
33.2 ° C (91.7°F) |
22.2 ° C (71.9°F) |
% 26 | 1% | 4.7 | Sunrise:05:35 AM Sunset: 08:20 PM |
Moonrise:Does not rise today Moonset: 05:31 PM Moon Phase ( Waning Crescent ) |
|
| 09 August 2026 Sunday |  Sunny |
10.3 ° C (50.5°F) |
34.5 ° C (94.1°F) |
22.5 ° C (72.4°F) |
% 31 | 1% | 5.1 | Sunrise:05:37 AM Sunset: 08:18 PM |
Moonrise:12:52 AM Moonset: 06:32 PM Moon Phase ( Waning Crescent ) |
|
| 10 August 2026 Monday | Smoky haze |
10.6 ° C (51.1°F) |
34 ° C (93.2°F) |
22.1 ° C (71.7°F) |
% 30 | 1% | 8 | Sunrise:05:38 AM Sunset: 08:17 PM |
Moonrise:02:06 AM Moonset: 07:17 PM Moon Phase ( New Moon ) |
|
| 11 August 2026 Tuesday | Sunny |
11 ° C (51.7°F) |
34.2 ° C (93.6°F) |
22.5 ° C (72.6°F) |
% 30 | 0% | 8 | Sunrise:05:40 AM Sunset: 08:15 PM |
Moonrise:03:33 AM Moonset: 07:50 PM Moon Phase ( New Moon ) |
|
| 12 August 2026 Wednesday | Sunny |
11 ° C (51.8°F) |
33.2 ° C (91.7°F) |
22.1 ° C (71.7°F) |
% 32 | 1% | 8 | Sunrise:05:41 AM Sunset: 08:13 PM |
Moonrise:05:05 AM Moonset: 08:15 PM Moon Phase ( New Moon ) |
|
| 13 August 2026 Thursday | Sunny |
8.6 ° C (47.6°F) |
20.3 ° C (68.5°F) |
15 ° C (59°F) |
% 67 | 60% | 5 | Sunrise:05:42 AM Sunset: 08:11 PM |
Moonrise:06:35 AM Moonset: 08:35 PM Moon Phase ( New Moon ) |
|
| 14 August 2026 Friday |  Partly Cloudy |
7.6 ° C (45.7°F) |
27.2 ° C (80.9°F) |
16.7 ° C (62.1°F) |
% 61 | 8% | 7 | Sunrise:05:44 AM Sunset: 08:10 PM |
Moonrise:08:03 AM Moonset: 08:52 PM Moon Phase ( Waxing Crescent ) |
|
| 15 August 2026 Saturday | Sunny |
8.3 ° C (46.9°F) |
29.8 ° C (85.6°F) |
18.8 ° C (65.9°F) |
% 48 | 2% | 7 | Sunrise:05:45 AM Sunset: 08:08 PM |
Moonrise:09:27 AM Moonset: 09:08 PM Moon Phase ( Waxing Crescent ) |
|
| 16 August 2026 Sunday | Sunny |
10.2 ° C (50.4°F) |
27.3 ° C (81.2°F) |
18.7 ° C (65.6°F) |
% 48 | 4% | 7 | Sunrise:05:47 AM Sunset: 08:06 PM |
Moonrise:10:49 AM Moonset: 09:25 PM Moon Phase ( Waxing Crescent ) |
|
| 17 August 2026 Monday | Partly Cloudy |
9.3 ° C (48.8°F) |
25.8 ° C (78.5°F) |
16.7 ° C (62°F) |
% 55 | 6% | 7 | Sunrise:05:48 AM Sunset: 08:04 PM |
Moonrise:12:09 PM Moonset: 09:45 PM Moon Phase ( Waxing Crescent ) |
|
| 18 August 2026 Tuesday |  Patchy rain nearby |
10.8 ° C (51.4°F) |
21.5 ° C (70.6°F) |
15.6 ° C (60°F) |
% 62 | 36% | 5 | Sunrise:05:49 AM Sunset: 08:02 PM |
Moonrise:01:28 PM Moonset: 10:08 PM Moon Phase ( First Quarter ) |
|
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