Pacifica weather in May: Pacifica, California: normal highs, lows, rain and records for May
Pacifica in May has a normal high of 67°F and a normal low of 49°F, a daily mean of 58°F, rising from 66°F on the 1st to 68°F by the 31st. Measurable precipitation falls on 4 days in a normal May, 1.00 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 19°C and low of 10°C, 25 mm of precipitation in May.
- NOAA stationPacifica (4 mi SSE)
- Station IDUSC00046599
- Location37.59°N 122.47°W
- Elevation475 ft (145 m)
- From the center1 miles
- Population37,056
- Jan 58° 45°
- Feb 60° 46°
- Mar 61° 46°
- Apr 64° 48°
- May 67° 49°
- Jun 69° 51°
- Jul 69° 52°
- Aug 71° 53°
- Sep 72° 53°
- Oct 70° 52°
- Nov 64° 50°
- Dec 59° 46°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Pacifica in May?
The normal high is 67°F and the normal low 49°F, for a daily mean of 58.2°F. May is 2.5°F warmer than April and 1.6°F cooler than June. May is the 6th warmest month of the year in Pacifica and the 8th wettest. Across the month the normal high rises 2°F, from 66°F on May 1 to 68°F on May 31. From one year to the next May's mean temperature typically moves about 2.2°F either way (NOAA's standard deviation), so roughly two Mays in three average between 56°F and 60°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 17%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| May 1 | 66°F | 49°F | 17% | 11% |
| May 8 | 66°F | 49°F | 15% | 10% |
| May 15 | 67°F | 49°F | 14% | 9% |
| May 22 | 67°F | 50°F | 12% | 7% |
| May 31 | 68°F | 50°F | 9% | 5% |
Every day of May: normal high, low and chance of precipitation (warmest afternoon May 31, coldest night May 1)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| May 1 | 66°F | 49°F | 17% | 11% | 13 h 40 min |
| May 2 | 66°F | 49°F | 17% | 11% | 13 h 50 min |
| May 3 | 66°F | 49°F | 17% | 11% | 13 h 50 min |
| May 4 | 66°F | 49°F | 16% | 11% | 13 h 50 min |
| May 5 | 66°F | 49°F | 16% | 11% | 13 h 50 min |
| May 6 | 66°F | 49°F | 16% | 11% | 13 h 50 min |
| May 7 | 66°F | 49°F | 16% | 10% | 14 h |
| May 8 | 66°F | 49°F | 15% | 10% | 14 h |
| May 9 | 67°F | 49°F | 15% | 10% | 14 h |
| May 10 | 67°F | 49°F | 15% | 10% | 14 h |
| May 11 | 67°F | 49°F | 15% | 10% | 14 h |
| May 12 | 67°F | 49°F | 14% | 9% | 14 h |
| May 13 | 67°F | 49°F | 14% | 9% | 14 h 10 min |
| May 14 | 67°F | 49°F | 14% | 9% | 14 h 10 min |
| May 15 | 67°F | 49°F | 14% | 9% | 14 h 10 min |
| May 16 | 67°F | 49°F | 13% | 9% | 14 h 10 min |
| May 17 | 67°F | 50°F | 13% | 8% | 14 h 10 min |
| May 18 | 67°F | 50°F | 13% | 8% | 14 h 10 min |
| May 19 | 67°F | 50°F | 12% | 8% | 14 h 20 min |
| May 20 | 67°F | 50°F | 12% | 8% | 14 h 20 min |
| May 21 | 67°F | 50°F | 12% | 8% | 14 h 20 min |
| May 22 | 67°F | 50°F | 12% | 7% | 14 h 20 min |
| May 23 | 67°F | 50°F | 11% | 7% | 14 h 20 min |
| May 24 | 67°F | 50°F | 11% | 7% | 14 h 20 min |
| May 25 | 68°F | 50°F | 11% | 7% | 14 h 30 min |
| May 26 | 68°F | 50°F | 11% | 6% | 14 h 30 min |
| May 27 | 68°F | 50°F | 10% | 6% | 14 h 30 min |
| May 28 | 68°F | 50°F | 10% | 6% | 14 h 30 min |
| May 29 | 68°F | 50°F | 10% | 6% | 14 h 30 min |
| May 30 | 68°F | 50°F | 9% | 6% | 14 h 30 min |
| May 31 | 68°F | 50°F | 9% | 5% | 14 h 30 min |
- Normal high
- 67°FMay average
- Normal low
- 49°FMay average
- Precipitation
- 1.00 inmonth total
- Days with precipitation
- 40.01 inch or more
- Daylight
- 13 h 40 min to 14 h 30 minMay 1 to May 31
- Days at 70°F or more
- 7
- Days at 80°F or more
- 1
- Sunshine
- 81%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00046599; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Pacifica in May?
On a given May day the chance of 0.01 inch or more is 13% on average, highest around May 1 (17%). In all, 1.00 in falls on 4 days of a normal May.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00046599.
How does May in Pacifica compare across California?
Across the 219 places PlainClimate covers in California, May normal highs run from 58°F in Tahoma to 96°F in Needles; Pacifica's is 67°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.