7 Day Textual Forecast - with QPF, Max Wind, Humidity, Snowfall & UV Index
7 Day & Night Weather Forecast for El Cajon, CA - (Fahrenheit & Celsius)
Valid: 6:21 PM 7/30/2026
Today
Overcast with a high near 89°F[32°C]. WSW wind to around 10 mph[16 kph], with gusts to near 12 mph[19 kph]. Dewpoint near 66°F[19°C] with humidity of 95%. Pressure around 29.41 in[996 mb]. UV Index: 8.45. Chance of precipitation 0% with QPF of 0.00 in[0.0 mm].
Tonight
Overcast with a low around 64°F[18°C]. WSW wind to around 10 mph[16 kph], with gusts to near 12 mph[19 kph]. Chance of precipitation 0% with QPF of 0.00 in[0.0 mm].
Friday
Foggy with a high near 90°F[32°C]. W wind to around 9 mph[14 kph], with gusts to near 10 mph[17 kph]. Dewpoint near 66°F[19°C] with humidity of 100%. Pressure around 29.41 in[996 mb]. UV Index: 8.45. Chance of precipitation 1% with QPF of 0.00 in[0.0 mm].
Friday Night
Foggy with a low around 62°F[17°C]. W wind to around 9 mph[14 kph], with gusts to near 10 mph[17 kph]. Chance of precipitation 1% with QPF of 0.00 in[0.0 mm].
Saturday
Overcast with a high near 93°F[34°C]. WSW wind to around 9 mph[14 kph], with gusts to near 7 mph[11 kph]. Dewpoint near 66°F[19°C] with humidity of 93%. Pressure around 29.41 in[996 mb]. UV Index: 8.45. Chance of precipitation 1% with QPF of 0.00 in[0.0 mm].
Saturday Night
Overcast with a low around 64°F[18°C]. WSW wind to around 9 mph[14 kph], with gusts to near 7 mph[11 kph]. Chance of precipitation 1% with QPF of 0.00 in[0.0 mm].
Sunday
Overcast with a high near 92°F[33°C]. WSW wind to around 9 mph[14 kph], with gusts to near 7 mph[10 kph]. Dewpoint near 66°F[19°C] with humidity of 59%. Pressure around 29.41 in[996 mb]. UV Index: 8.45. Chance of precipitation 0% with QPF of 0.00 in[0.0 mm].
Sunday Night
Overcast with a low around 77°F[25°C]. WSW wind to around 9 mph[14 kph], with gusts to near 7 mph[10 kph]. Chance of precipitation 0% with QPF of 0.00 in[0.0 mm].
Monday
Clear with a high near 88°F[31°C]. WSW wind to around 9 mph[14 kph], with gusts to near 6 mph[9 kph]. Dewpoint near 66°F[19°C] with humidity of 65%. Pressure around 29.41 in[996 mb]. UV Index: 8.5. Chance of precipitation 0% with QPF of 0.00 in[0.0 mm].
Monday Night
Clear with a low around 75°F[24°C]. WSW wind to around 9 mph[14 kph], with gusts to near 6 mph[9 kph]. Chance of precipitation 0% with QPF of 0.00 in[0.0 mm].
Tuesday
Overcast with a high near 86°F[30°C]. WSW wind to around 9 mph[14 kph], with gusts to near 6 mph[10 kph]. Dewpoint near 66°F[19°C] with humidity of 67%. Pressure around 29.41 in[996 mb]. UV Index: 7.7. Chance of precipitation 1% with QPF of 0.00 in[0.0 mm].
Tuesday Night
Overcast with a low around 74°F[23°C]. WSW wind to around 9 mph[14 kph], with gusts to near 6 mph[10 kph]. Chance of precipitation 1% with QPF of 0.00 in[0.0 mm].
Wednesday
Partly Cloudy with a high near 89°F[32°C]. WSW wind to around 10 mph[16 kph], with gusts to near 6 mph[10 kph]. Dewpoint near 66°F[19°C] with humidity of 63%. Pressure around 29.41 in[996 mb]. UV Index: 8.35. Chance of precipitation 3% with QPF of 0.00 in[0.0 mm].
Wednesday Night
Partly Cloudy with a low around 75°F[24°C]. WSW wind to around 10 mph[16 kph], with gusts to near 6 mph[10 kph]. Chance of precipitation 3% with QPF of 0.00 in[0.0 mm].
QPF - Max Wind Speed - Max Humidity - Snowfall
7 Day and Night - QPF Forecast for El Cajon, CA
Today: 0.0 mm|0.00 in
Tonight: 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
Wednesday: 0.0 mm|0.00 in
Wednesday Night: 0.0 mm|0.00 in
7 Day and Night - Maximum Wind Speed Forecast for El Cajon, CA
Today: WSW @ 16 kph|10 mph
Tonight: WSW @ 16 kph|10 mph
Friday: W @ 14 kph|9 mph
Friday Night: W @ 14 kph|9 mph
Saturday: WSW @ 14 kph|9 mph
Saturday Night: WSW @ 14 kph|9 mph
Sunday: WSW @ 14 kph|9 mph
Sunday Night: WSW @ 14 kph|9 mph
Monday: WSW @ 14 kph|9 mph
Monday Night: WSW @ 14 kph|9 mph
Tuesday: WSW @ 14 kph|9 mph
Tuesday Night: WSW @ 14 kph|9 mph
Wednesday: WSW @ 16 kph|10 mph
Wednesday Night: WSW @ 16 kph|10 mph
7 Day and Night - Maximum Humidity Forecast for El Cajon, CA
Today: 95 %
Tonight: 95 %
Friday: 100 %
Friday Night: 100 %
Saturday: 93 %
Saturday Night: 93 %
Sunday: 59 %
Sunday Night: 59 %
Monday: 65 %
Monday Night: 65 %
Tuesday: 67 %
Tuesday Night: 67 %
Wednesday: 63 %
Wednesday Night: 63 %
7 Day and Night - Snowfall Totals Forecast for El Cajon, CA