Merced weather by month
Average highs run from 56°F in January to 96°F in July, and January nights average 37°F. It gets 12 inches of rain and melted snow a year, with almost no snow. Expect about 100 days a year at 90°F or hotter. The most comfortable months are March to May and October.
Best time to visit Merced
For comfortable weather, go in March to May and October. In those months the average high stays between 62°F and 86°F, nights average 42°F or warmer, and rain stays under 4.5 inches for the month.
Month by month
| Month | High | Low | Precip. | Snow | Wet days | Days 90°F+ | Nights below 32°F | Feels |
|---|---|---|---|---|---|---|---|---|
| January | 56°F | 37°F | 2.4 in | 0.0 in | 5 | 0 | 8 | cool |
| February | 62°F | 39°F | 2.2 in | 0.0 in | 5 | 0 | 4 | mild days, chilly nights |
| March | 68°F | 42°F | 1.8 in | 0.0 in | 5 | 0 | 1 | mild |
| April | 74°F | 45°F | 1.1 in | 0.0 in | 3 | 1 | 0 | mild |
| May | 83°F | 52°F | 0.6 in | 0.0 in | 1 | 7 | 0 | warm |
| June | 91°F | 58°F | 0.1 in | 0.0 in | 0 | 19 | 0 | hot |
| July | 96°F | 62°F | 0.0 in | 0.0 in | 0 | 27 | 0 | very hot |
| August | 95°F | 61°F | 0.0 in | 0.0 in | 0 | 26 | 0 | very hot |
| September | 91°F | 57°F | 0.1 in | 0.0 in | 0 | 17 | 0 | hot |
| October | 80°F | 49°F | 0.6 in | 0.0 in | 1 | 3 | 0 | warm |
| November | 66°F | 41°F | 1.0 in | 0.0 in | 3 | 0 | 3 | mild days, chilly nights |
| December | 56°F | 36°F | 1.9 in | 0.0 in | 5 | 0 | 11 | cool |
| Year | 76°F avg | 48°F avg | 11.8 in | 0.0 in | 27 | 100 | 28 |
"Wet days" are days with at least 0.1 inch of precipitation. "Feels" is a plain-language label for the average high. Normals for 1991-2020 from NOAA NCEI, station Merced Municipal Airport, CA (USW00023257), 2.4 miles from the city center; snowfall from Merced, CA. Averages describe typical conditions, not a forecast.
Sunrise, sunset and daylight in Merced
The shortest day is December 21, with 9h 35m of daylight; the longest is June 21, with 14h 44m. The earliest sunset comes around December 3 (4:43 pm) and the latest around June 24 (8:26 pm). The sun sets after 8 pm on 91 days a year.
| On the 15th of | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:15 am | 5:08 pm | 9h 53m |
| February | 6:50 am | 5:41 pm | 10h 51m |
| March | 7:12 am | 7:09 pm | 11h 56m |
| April | 6:27 am | 7:37 pm | 13h 10m |
| May | 5:53 am | 8:03 pm | 14h 11m |
| June | 5:41 am | 8:23 pm | 14h 43m |
| July | 5:53 am | 8:21 pm | 14h 28m |
| August | 6:18 am | 7:53 pm | 13h 35m |
| September | 6:44 am | 7:09 pm | 12h 25m |
| October | 7:10 am | 6:24 pm | 11h 14m |
| November | 6:41 am | 4:51 pm | 10h 10m |
| December | 7:09 am | 4:45 pm | 9h 36m |
Calculated for 2026 at the center of Merced with NOAA's solar equations, in local clock time (Pacific Time, including daylight saving time where it applies). Times shift by a minute or two from year to year.
Is Merced getting warmer?
The last 10 years averaged 2.4°F warmer than the 20th century. See the climate stripes for Merced.Frequently asked questions
What is the warmest month in Merced?
July is the warmest month, with an average high of 96°F and an average low of 62°F (NOAA 1991-2020 normals).
What is the coldest month in Merced?
December is the coldest, with average lows of 36°F and highs of 56°F.
What is the rainiest month in Merced?
January gets the most precipitation, 2.4 inches on average. July is the driest at 0.0 inches.
Does it snow in Merced?
Very little. The normal yearly snowfall is under one inch.
When is the best time to visit Merced?
For comfortable weather, March to May and October. Those months average highs between 62 and 86°F with lows of 42°F or more and modest rain.
Thinking of moving to Merced?
See what homes, rent and everyday prices cost, who lives there and how it compares with nearby cities on the full Merced profile.
Compare the weather: Merced vs Modesto, Merced vs Manteca, Merced vs Clovis, Merced vs Tracy.