Sacramento weather in May: Sacramento, California: normal highs, lows, rain and records for May
Sacramento in May has a normal high of 80°F and a normal low of 52°F, a daily mean of 66°F, rising from 76°F on the 1st to 84°F by the 31st. Measurable precipitation falls on 4 days in a normal May, 0.75 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 27°C and low of 11°C, 19 mm of precipitation in May.
- NOAA stationSacramento Airport Asos
- Station IDUSW00023232
- Location38.51°N 121.50°W
- Elevation15 ft (5 m)
- From the center4 miles
- Population535,798
- Jan 56° 39°
- Feb 61° 42°
- Mar 66° 45°
- Apr 72° 47°
- May 80° 52°
- Jun 88° 57°
- Jul 93° 59°
- Aug 92° 59°
- Sep 89° 57°
- Oct 79° 50°
- Nov 65° 43°
- Dec 56° 39°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Sacramento in May?
The normal high is 80°F and the normal low 52°F, for a daily mean of 66.1°F. May is 6.6°F warmer than April and 6.1°F cooler than June. May is the 5th warmest month of the year in Sacramento and the 8th wettest. Across the month the normal high rises 8°F, from 76°F on May 1 to 84°F on May 31. From one year to the next May's mean temperature typically moves about 3.0°F either way (NOAA's standard deviation), so roughly two Mays in three average between 63°F and 69°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 14%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| May 1 | 76°F | 49°F | 14% | 8% |
| May 8 | 78°F | 51°F | 13% | 7% |
| May 15 | 80°F | 52°F | 11% | 6% |
| May 22 | 82°F | 53°F | 10% | 5% |
| May 31 | 84°F | 55°F | 8% | 4% |
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 | 76°F | 49°F | 14% | 8% | 13 h 50 min |
| May 2 | 77°F | 49°F | 14% | 8% | 13 h 50 min |
| May 3 | 77°F | 50°F | 14% | 7% | 13 h 50 min |
| May 4 | 77°F | 50°F | 13% | 7% | 13 h 50 min |
| May 5 | 78°F | 50°F | 13% | 7% | 13 h 50 min |
| May 6 | 78°F | 50°F | 13% | 7% | 14 h |
| May 7 | 78°F | 50°F | 13% | 7% | 14 h |
| May 8 | 78°F | 51°F | 13% | 7% | 14 h |
| May 9 | 79°F | 51°F | 12% | 7% | 14 h |
| May 10 | 79°F | 51°F | 12% | 7% | 14 h |
| May 11 | 79°F | 51°F | 12% | 7% | 14 h 10 min |
| May 12 | 79°F | 51°F | 12% | 6% | 14 h 10 min |
| May 13 | 80°F | 52°F | 12% | 6% | 14 h 10 min |
| May 14 | 80°F | 52°F | 12% | 6% | 14 h 10 min |
| May 15 | 80°F | 52°F | 11% | 6% | 14 h 10 min |
| May 16 | 80°F | 52°F | 11% | 6% | 14 h 20 min |
| May 17 | 81°F | 52°F | 11% | 6% | 14 h 20 min |
| May 18 | 81°F | 52°F | 11% | 6% | 14 h 20 min |
| May 19 | 81°F | 53°F | 11% | 6% | 14 h 20 min |
| May 20 | 81°F | 53°F | 10% | 6% | 14 h 20 min |
| May 21 | 82°F | 53°F | 10% | 6% | 14 h 20 min |
| May 22 | 82°F | 53°F | 10% | 5% | 14 h 30 min |
| May 23 | 82°F | 53°F | 10% | 5% | 14 h 30 min |
| May 24 | 82°F | 54°F | 9% | 5% | 14 h 30 min |
| May 25 | 83°F | 54°F | 9% | 5% | 14 h 30 min |
| May 26 | 83°F | 54°F | 9% | 5% | 14 h 30 min |
| May 27 | 83°F | 54°F | 9% | 5% | 14 h 30 min |
| May 28 | 83°F | 54°F | 8% | 5% | 14 h 30 min |
| May 29 | 84°F | 54°F | 8% | 4% | 14 h 40 min |
| May 30 | 84°F | 54°F | 8% | 4% | 14 h 40 min |
| May 31 | 84°F | 55°F | 8% | 4% | 14 h 40 min |
- Normal high
- 80°FMay average
- Normal low
- 52°FMay average
- Precipitation
- 0.75 inmonth total
- Days with precipitation
- 40.01 inch or more
- Days at 90°F or more
- 5
- Daylight
- 13 h 50 min to 14 h 40 minMay 1 to May 31
- Days at 70°F or more
- 27
- Days at 80°F or more
- 15
- Sunshine
- 91%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00023232; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Sacramento in May?
On a given May day the chance of 0.01 inch or more is 11% on average, highest around May 1 (14%). In all, 0.75 in falls on 4 days of a normal May.
In a normal May in Sacramento, 5 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00023232.
How humid and windy is Sacramento in May?
At 3 p.m. the normal temperature is 82°F with 32% relative humidity and a dew point of 50°F; at 6 a.m. it is 57°F with 79% humidity. The wind averages 7.5 mph, most often from the southwest in the afternoon. A dew point under 50°F feels dry.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 57°F | 51°F | 79% | 5.4 mph | 79% |
| 9 a.m. | 68°F | 52°F | 55% | 6.8 mph | 82% |
| noon | 78°F | 51°F | 39% | 8.2 mph | 80% |
| 3 p.m. | 82°F | 50°F | 32% | 9.9 mph | 82% |
| 6 p.m. | 77°F | 51°F | 40% | 11.2 mph | 86% |
| 9 p.m. | 64°F | 51°F | 62% | 7.8 mph | 87% |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00023232. Hourly normals exist only for NOAA's first-order stations; a dash where NOAA publishes no value for that hour (the sky at some hours).
What are the records for May in Sacramento?
The warmest May temperature on Sacramento's official record (since 1877) is 105°F, on May 28, 1984; the coldest is 34°F, on May 3, 1950. The wettest May brought 3.25 in (1889).
The May mean against the 1991-2020 normal of 66.1°F: 2021 69.3°F (+3.3), 2022 67.4°F (+1.3), 2023 64.5°F (−1.6), 2024 67.0°F (+0.9), 2025 69.3°F (+3.2), 2026 67.7°F (+1.6). 5 of 6 ran warmer than normal.
| May | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 69.3°F | +3.3°F | 0.01 in |
| 2022 | 67.4°F | +1.3°F | 0.01 in |
| 2023 | 64.5°F | −1.6°F | 0.25 in |
| 2024 | 67.0°F | +0.9°F | 0.57 in |
| 2025 | 69.3°F | +3.2°F | 0.04 in |
| 2026 | 67.7°F | +1.6°F | 0.69 in |
Source: records: ACIS, NWS threaded record SACthr; recent months: ACIS, station USW00023232. Records and recent months use complete months only.
How does May in Sacramento 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; Sacramento's is 80°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.