El Cajon, CA weather in March
El Cajon is mild in March, with some rain: highs average 71°F and nights drop to about 48°F. There are about 7 days with rain. A great month for outdoor plans.
- Normal high
- 71°F
- Normal low
- 48°F
- Wet days
- 7
- 2.5 in total
- Muggy days
- 0
- dew point 65°F+
How March changes from start to finish
| March 1 | March 31 | |
|---|---|---|
| Normal high | 70°F | 73°F |
| Normal low | 46°F | 49°F |
| Chance of a wet day | 27% | 18% |
| Sunrise / sunset | 6:15 am / 5:44 pm | 6:36 am / 7:06 pm |
| Daylight | 11.5 h | 12.5 h |
Chance of a wet day: average for the first and last 7 days of the month. Times are local clock time (Pacific Time).
A typical March day
- 6 am55°Fdew point 47°F
- 9 am60°Fdew point 47°F
- Noon65°Fdew point 48°F
- 3 pm64°Fdew point 48°F
- 6 pm61°Fdew point 49°F
- 9 pm59°Fdew point 50°F
NOAA hourly normals (local standard time) from San Diego Lindbergh Fld (14 mi away); average wind 6 mph.
What kind of days to expect
- Comfortable dayshigh 65-80°F and dew point under 60°F20 of 31
- Hot dayshigh 90°F or more1 of 31
- Muggy daysdaily mean dew point 65°F or more0 of 31
- Wet daysat least 0.01 in of rain or melted snow7 of 31
- Notable rainat least 0.10 in4 of 31
- Freezing nightslow 32°F or below0 of 31
Average days per March, counted from daily records for each year 1991-2020.
Rain in March
Normal precipitation is 2.5 in; a dry March brings about 1.1 in and a wet one about 3.1 in (25th and 75th percentiles). About 2 days bring half an inch or more, and about 1 an inch or more.
How March varies from year to year
- Warmest March, 1991-20201997: average high 80°F
- Coolest March1991: average high 65°F
- Wettest March1991: 11.9 in
- Driest March1997: 0.09 in
- Highest reading98°F (March 19, 1997)
- Lowest reading34°F (March 4, 2002)
From the station's daily records with NOAA quality flags removed; most recent date shown when a reading repeats.
March compared with February and April
| February | March | April | |
|---|---|---|---|
| Normal high | 69°F | 71°F | 75°F |
| Normal low | 44°F | 48°F | 51°F |
| Wet days | 8 | 7 | 4 |
| Comfortable days | 16 | 20 | 19 |
| Daylight | 11.0 h | 12.0 h | 13.0 h |
Highs change by +2°F from February and +4°F into April.
Nearby alternatives in March
- Warmer: Palm Springs, CA75 mi · high 81°F · 2 wet days
- Drier: Palm Springs, CA75 mi · high 81°F · 2 wet days
- Cooler: Oceanside, CA37 mi · high 62°F · 5 wet days
How El Cajon ranks in March
- Normal high79th warmest of 378 cities; 11th of 60 in California
- Wet days87th driest of 378
- Comfortable days10th most of 339
Heating and cooling
March has 176 heating degree days and 10 cooling degree days (base 65°F), 7% of the year's total heating and cooling demand.
Questions
How hot is El Cajon in March?
The normal high is 71°F and the normal low is 48°F. From 1991 to 2020 the hottest March reading was 98°F (March 19, 1997).
Does it rain a lot in El Cajon in March?
About 7 days in March have at least 0.01 in of precipitation, and the normal total is 2.5 in. The wettest March in 1991-2020 was in 1991 (11.9 in); the driest was in 1997 (0.09 in).
Is March a good time to visit El Cajon?
March ranks 3rd of 12 months on our comfort score for El Cajon (74 out of 100). It has about 20 comfortable days and about 1 day at 90°F or hotter. The best month is May.
Where the numbers come from
- Temperature and frost dates: El Cajon (USC00042706), 2.0 mi ENE of the city center, 495 ft (60 ft higher than the city). NOAA normals and daily records, 1991-2020.
- Rain, snowfall and snow depth: Lakeside 2 E (USC00044710), 5.7 mi NE of the city center, 690 ft (255 ft higher than the city). NOAA normals and daily records, 1991-2020.
- Humidity and wind by hour: San Diego Lindbergh Fld (USW00023188), 14 mi WSW of the city center, 15 ft (420 ft lower than the city). NOAA normals and daily records, 1991-2020.
- Daily humidity and wind: San Diego International Airport (722900-23188), 14 mi WSW of the city center, 15 ft (420 ft lower than the city). Hourly observations, 1991-2020.
- Not available for this location: cloud cover (no station close enough or similar enough in elevation).