7 Day Textual Forecast - with QPF, Max Wind, Humidity, Snowfall & UV Index
7 Day & Night Weather Forecast for Westminster, CA - (Fahrenheit & Celsius)
Valid: 4:15 PM 7/29/2026
Tonight
Overcast with a low around 69°F[20°C]. SSW wind to around 10 mph[16 kph], with gusts to near 11 mph[18 kph]. Chance of precipitation 1% with QPF of 0.00 in[0.0 mm].
Thursday
Overcast with a high near 81°F[27°C]. SW wind to around 9 mph[14 kph], with gusts to near 11 mph[17 kph]. Dewpoint near 67°F[19°C] with humidity of 94%. Pressure around 29.80 in[1009.3 mb]. UV Index: 8.25. Chance of precipitation 1% with QPF of 0.00 in[0.0 mm].
Thursday Night
Overcast with a low around 67°F[19°C]. SW wind to around 9 mph[14 kph], with gusts to near 11 mph[17 kph]. Chance of precipitation 1% with QPF of 0.00 in[0.0 mm].
Friday
Partly Cloudy with a high near 86°F[30°C]. SW wind to around 11 mph[17 kph], with gusts to near 9 mph[14 kph]. Dewpoint near 67°F[19°C] with humidity of 69%. Pressure around 29.80 in[1009.3 mb]. UV Index: 8.3. Chance of precipitation 0% with QPF of 0.00 in[0.0 mm].
Friday Night
Partly Cloudy with a low around 72°F[22°C]. SW wind to around 11 mph[17 kph], with gusts to near 9 mph[14 kph]. Chance of precipitation 0% with QPF of 0.00 in[0.0 mm].
Saturday
Clear with a high near 85°F[30°C]. SSW wind to around 11 mph[17 kph], with gusts to near 8 mph[13 kph]. Dewpoint near 67°F[19°C] with humidity of 72%. Pressure around 29.80 in[1009.3 mb]. UV Index: 8.3. Chance of precipitation 0% with QPF of 0.00 in[0.0 mm].
Saturday Night
Clear with a low around 73°F[23°C]. SSW wind to around 11 mph[17 kph], with gusts to near 8 mph[13 kph]. Chance of precipitation 0% with QPF of 0.00 in[0.0 mm].
Sunday
Overcast with a high near 85°F[29°C]. SSW wind to around 12 mph[19 kph], with gusts to near 11 mph[17 kph]. Dewpoint near 67°F[19°C] with humidity of 74%. Pressure around 29.80 in[1009.3 mb]. UV Index: 8.3. Chance of precipitation 0% with QPF of 0.00 in[0.0 mm].
Sunday Night
Overcast with a low around 74°F[23°C]. SSW wind to around 12 mph[19 kph], with gusts to near 11 mph[17 kph]. Chance of precipitation 0% with QPF of 0.00 in[0.0 mm].
Monday
Mostly Clear with a high near 82°F[28°C]. SSW wind to around 11 mph[18 kph], with gusts to near 9 mph[14 kph]. Dewpoint near 67°F[19°C] with humidity of 75%. Pressure around 29.80 in[1009.3 mb]. UV Index: 8.15. Chance of precipitation 0% with QPF of 0.00 in[0.0 mm].
Monday Night
Mostly Clear with a low around 73°F[23°C]. SSW wind to around 11 mph[18 kph], with gusts to near 9 mph[14 kph]. Chance of precipitation 0% with QPF of 0.00 in[0.0 mm].
Tuesday
Mostly Clear with a high near 81°F[27°C]. SSW wind to around 12 mph[19 kph], with gusts to near 9 mph[15 kph]. Dewpoint near 67°F[19°C] with humidity of 72%. Pressure around 29.80 in[1009.3 mb]. UV Index: 8.2. Chance of precipitation 0% with QPF of 0.00 in[0.0 mm].
Tuesday Night
Mostly Clear with a low around 73°F[23°C]. SSW wind to around 12 mph[19 kph], with gusts to near 9 mph[15 kph]. Chance of precipitation 0% with QPF of 0.00 in[0.0 mm].
QPF - Max Wind Speed - Max Humidity - Snowfall
7 Day and Night - QPF Forecast for Westminster, CA
Tonight: 0.0 mm|0.00 in
Thursday: 0.0 mm|0.00 in
Thursday Night: 0.0 mm|0.00 in
Friday: 0.0 mm|0.00 in
Friday Night: 0.0 mm|0.00 in
Saturday: 0.0 mm|0.00 in
Saturday Night: 0.0 mm|0.00 in
Sunday: 0.0 mm|0.00 in
Sunday Night: 0.0 mm|0.00 in
Monday: 0.0 mm|0.00 in
Monday Night: 0.0 mm|0.00 in
Tuesday: 0.0 mm|0.00 in
Tuesday Night: 0.0 mm|0.00 in
7 Day and Night - Maximum Wind Speed Forecast for Westminster, CA
Tonight: SSW @ 16 kph|10 mph
Thursday: SW @ 14 kph|9 mph
Thursday Night: SW @ 14 kph|9 mph
Friday: SW @ 17 kph|11 mph
Friday Night: SW @ 17 kph|11 mph
Saturday: SSW @ 17 kph|11 mph
Saturday Night: SSW @ 17 kph|11 mph
Sunday: SSW @ 19 kph|12 mph
Sunday Night: SSW @ 19 kph|12 mph
Monday: SSW @ 18 kph|11 mph
Monday Night: SSW @ 18 kph|11 mph
Tuesday: SSW @ 19 kph|12 mph
Tuesday Night: SSW @ 19 kph|12 mph
7 Day and Night - Maximum Humidity Forecast for Westminster, CA
Tonight: 91 %
Thursday: 94 %
Thursday Night: 94 %
Friday: 69 %
Friday Night: 69 %
Saturday: 72 %
Saturday Night: 72 %
Sunday: 74 %
Sunday Night: 74 %
Monday: 75 %
Monday Night: 75 %
Tuesday: 72 %
Tuesday Night: 72 %
7 Day and Night - Snowfall Totals Forecast for Westminster, CA