West Covina, CA weather in January
In January, West Covina sees highs around 68°F and lows around 49°F: mild, with some rain. There are about 7 days with rain. Good for outdoor plans.
- Normal high
- 68°F
- Normal low
- 49°F
- Wet days
- 7
- 5.2 in total
- Muggy days
- 0
- dew point 65°F+
How January changes from start to finish
| January 1 | January 31 | |
|---|---|---|
| Normal high | 68°F | 68°F |
| Normal low | 48°F | 49°F |
| Chance of a wet day | 22% | 24% |
| Sunrise / sunset | 6:57 am / 4:53 pm | 6:49 am / 5:20 pm |
| Daylight | 9.9 h | 10.5 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 January day
- 6 am51°Fdew point 41°F
- 9 am57°Fdew point 41°F
- Noon64°Fdew point 41°F
- 3 pm63°Fdew point 45°F
- 6 pm59°Fdew point 47°F
- 9 pm57°Fdew point 45°F
NOAA hourly normals (local standard time) from Los Angeles Intl Airport (27 mi away); average wind 6 mph; clear or few clouds in 74% of daytime hours, mostly cloudy or overcast in 23%.
What kind of days to expect
- Comfortable dayshigh 65-80°F and dew point under 60°F18 of 31
- Hot dayshigh 90°F or more0 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 in5 of 31
- Freezing nightslow 32°F or below0 of 31
Average days per January, counted from daily records for each year 1991-2020.
Rain in January
Normal precipitation is 5.2 in; a dry January brings about 1.2 in and a wet one about 7.8 in (25th and 75th percentiles). About 3 days bring half an inch or more, and about 2 an inch or more.
How January varies from year to year
- Warmest January, 1991-20202014: average high 74°F
- Coolest January2008: average high 64°F
- Wettest January1993: 20.2 in
- Driest January2003: no measurable precipitation
- Highest reading91°F (January 31, 2003)
- Lowest reading34°F (January 14, 2013)
From the station's daily records with NOAA quality flags removed; most recent date shown when a reading repeats.
January compared with December and February
| December | January | February | |
|---|---|---|---|
| Normal high | 67°F | 68°F | 68°F |
| Normal low | 48°F | 49°F | 50°F |
| Wet days | 6 | 7 | 8 |
| Comfortable days | 19 | 18 | 16 |
| Daylight | 9.9 h | 10.2 h | 11.0 h |
Highs change by +1°F from December and 0°F into February.
Nearby alternatives in January
- Drier: Palm Springs, CA82 mi · high 71°F · 3 wet days
- Cooler: Palmdale, CA37 mi · high 60°F · 5 wet days
How West Covina ranks in January
- Normal high41st warmest of 378 cities; 13th of 60 in California
- Wet days119th driest of 378
- Comfortable days18th most of 339
Heating and cooling
January has 211 heating degree days and 8 cooling degree days (base 65°F), 10% of the year's total heating and cooling demand.
Questions
How cold is West Covina in January?
The normal high is 68°F and the normal low is 49°F. From 1991 to 2020 the coldest January reading was 34°F (January 14, 2013).
Does it rain a lot in West Covina in January?
About 7 days in January have at least 0.01 in of precipitation, and the normal total is 5.2 in. The wettest January in 1991-2020 was in 1993 (20.2 in); the driest was in 2003, with no measurable precipitation.
Is January a good time to visit West Covina?
January ranks 8th of 12 months on our comfort score for West Covina (67 out of 100). It has about 18 comfortable days. The best month is May.
Where the numbers come from
- Temperature: Los Angeles Downtown Usc Campus (USW00093134), 17 mi W of the city center, 230 ft (155 ft lower than the city). NOAA normals and daily records, 1991-2020.
- Rain: San Gabriel Canyon PH (USC00047776), 6.2 mi NNE of the city center, 744 ft (359 ft higher than the city). NOAA normals and daily records, 1991-2020.
- Snowfall and snow depth: Covina City Yard Fc387b (USC00042090), 3.7 mi ENE of the city center, 607 ft (222 ft higher than the city). NOAA normals and daily records, 1991-2020.
- Frost dates: San Gabriel Fire Dept (USC00047785), 9.3 mi W of the city center, 363 ft . NOAA normals and daily records, 1991-2020.
- Humidity and wind by hour: Los Angeles Intl Airport (USW00023174), 27 mi WSW of the city center, 97 ft (288 ft lower than the city). NOAA normals and daily records, 1991-2020.
- Cloud cover: Burbank Glendale Pasadena Airport (USW00023152), 26 mi WNW of the city center, 741 ft (356 ft higher than the city). NOAA normals and daily records, 1991-2020.
- Daily humidity and wind: Long Beach / Daugherty Field / Airport (722970-23129), 21 mi SW of the city center, 33 ft (352 ft lower than the city). Hourly observations, 1991-2020.