Half Moon Bay weather in June: Half Moon Bay, California: normal highs, lows, rain and records for June
Half Moon Bay in June has a normal high of 64°F and a normal low of 50°F, a daily mean of 57°F, rising from 63°F on the 1st to 65°F by the 30th. Measurable precipitation falls on 5 days in a normal June, 0.36 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 18°C and low of 10°C, 9 mm of precipitation in June.
- NOAA stationHalf Moon Bay
- Station IDUSC00043714
- Location37.47°N 122.44°W
- Elevation27 ft (8 m)
- Population11,324
- Jan 59° 43°
- Feb 60° 43°
- Mar 60° 44°
- Apr 61° 45°
- May 62° 48°
- Jun 64° 50°
- Jul 65° 53°
- Aug 66° 54°
- Sep 66° 51°
- Oct 66° 48°
- Nov 63° 45°
- Dec 59° 43°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Half Moon Bay in June?
The normal high is 64°F and the normal low 50°F, for a daily mean of 56.9°F. June is 2.0°F warmer than May and 1.9°F cooler than July. June is the 5th warmest month of the year in Half Moon Bay and the 9th wettest. Across the month the normal high rises 2°F, from 63°F on June 1 to 65°F on June 30. From one year to the next June's mean temperature typically moves about 1.6°F either way (NOAA's standard deviation), so roughly two Junes in three average between 55°F and 59°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 20%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| June 1 | 63°F | 49°F | 20% | 5% |
| June 8 | 64°F | 50°F | 19% | 4% |
| June 15 | 64°F | 50°F | 17% | 3% |
| June 22 | 64°F | 50°F | 17% | 3% |
| June 30 | 65°F | 51°F | 19% | 2% |
Every day of June: normal high, low and chance of precipitation (warmest afternoon June 27, coldest night June 1)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| June 1 | 63°F | 49°F | 20% | 5% | 14 h 30 min |
| June 2 | 63°F | 49°F | 20% | 5% | 14 h 30 min |
| June 3 | 63°F | 49°F | 20% | 5% | 14 h 40 min |
| June 4 | 63°F | 49°F | 20% | 5% | 14 h 40 min |
| June 5 | 63°F | 49°F | 19% | 5% | 14 h 40 min |
| June 6 | 63°F | 50°F | 19% | 5% | 14 h 40 min |
| June 7 | 63°F | 50°F | 19% | 5% | 14 h 40 min |
| June 8 | 64°F | 50°F | 19% | 4% | 14 h 40 min |
| June 9 | 64°F | 50°F | 18% | 4% | 14 h 40 min |
| June 10 | 64°F | 50°F | 18% | 4% | 14 h 40 min |
| June 11 | 64°F | 50°F | 18% | 4% | 14 h 40 min |
| June 12 | 64°F | 50°F | 18% | 4% | 14 h 40 min |
| June 13 | 64°F | 50°F | 18% | 3% | 14 h 40 min |
| June 14 | 64°F | 50°F | 17% | 3% | 14 h 40 min |
| June 15 | 64°F | 50°F | 17% | 3% | 14 h 40 min |
| June 16 | 64°F | 50°F | 17% | 3% | 14 h 40 min |
| June 17 | 64°F | 50°F | 17% | 3% | 14 h 40 min |
| June 18 | 64°F | 50°F | 17% | 3% | 14 h 40 min |
| June 19 | 64°F | 50°F | 17% | 3% | 14 h 40 min |
| June 20 | 64°F | 50°F | 17% | 3% | 14 h 50 min |
| June 21 | 64°F | 50°F | 17% | 3% | 14 h 50 min |
| June 22 | 64°F | 50°F | 17% | 3% | 14 h 50 min |
| June 23 | 64°F | 50°F | 18% | 2% | 14 h 50 min |
| June 24 | 64°F | 50°F | 18% | 2% | 14 h 50 min |
| June 25 | 64°F | 50°F | 18% | 2% | 14 h 40 min |
| June 26 | 64°F | 51°F | 18% | 2% | 14 h 40 min |
| June 27 | 65°F | 51°F | 18% | 2% | 14 h 40 min |
| June 28 | 65°F | 51°F | 18% | 2% | 14 h 40 min |
| June 29 | 65°F | 51°F | 19% | 2% | 14 h 40 min |
| June 30 | 65°F | 51°F | 19% | 2% | 14 h 40 min |
- Normal high
- 64°FJune average
- Normal low
- 50°FJune average
- Precipitation
- 0.36 inmonth total
- Days with precipitation
- 50.01 inch or more
- Daylight
- 14 h 30 min to 14 h 40 minJune 1 to June 30
- Days at 70°F or more
- 1
- Sunshine
- 84%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00043714; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Half Moon Bay in June?
On a given June day the chance of 0.01 inch or more is 18% on average, highest around June 1 (20%). In all, 0.36 in falls on 5 days of a normal June.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00043714.
What are the records for June in Half Moon Bay?
The warmest June temperature on this station's record (since 1939) is 89°F, on June 10, 2019; the coldest is 36°F, on June 7, 2007. The wettest June brought 2.11 in (2011).
The June mean against the 1991-2020 normal of 56.9°F: 2021 58.0°F (+1.1), 2022 56.4°F (−0.5), 2023 56.3°F (−0.6), 2024 54.7°F (−2.2), 2025 55.8°F (−1.1), 2026 58.7°F (+1.8). 2 of 6 ran warmer than normal.
| June | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 58.0°F | +1.1°F | 0.13 in |
| 2022 | 56.4°F | −0.5°F | 0.36 in |
| 2023 | 56.3°F | −0.6°F | 0.20 in |
| 2024 | 54.7°F | −2.2°F | 0.10 in |
| 2025 | 55.8°F | −1.1°F | 0.07 in |
| 2026 | 58.7°F | +1.8°F | 0.17 in |
Source: records: ACIS, station USC00043714; recent months: ACIS, station USC00043714. Records and recent months use complete months only.
How does June in Half Moon Bay compare across California?
Across the 219 places PlainClimate covers in California, June normal highs run from 61°F in Bodega to 106°F in Needles; Half Moon Bay's is 64°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.