San Marcos weather in June: San Marcos, Texas: normal highs, lows, rain and records for June
San Marcos in June has a normal high of 92°F and a normal low of 72°F, a daily mean of 82°F, rising from 90°F on the 1st to 94°F by the 30th. Measurable precipitation falls on 6 days in a normal June, 3.57 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 34°C and low of 22°C, 91 mm of precipitation in June.
- NOAA stationSan Marcos
- Station IDUSC00417983
- Location29.88°N 97.95°W
- Elevation665 ft (203 m)
- Population74,316
- Jan 62° 39°
- Feb 67° 42°
- Mar 73° 50°
- Apr 80° 56°
- May 86° 65°
- Jun 92° 72°
- Jul 96° 73°
- Aug 97° 74°
- Sep 91° 69°
- Oct 82° 58°
- Nov 72° 48°
- Dec 64° 41°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is San Marcos in June?
The normal high is 92°F and the normal low 72°F, for a daily mean of 82.1°F. June is 6.6°F warmer than May and 2.4°F cooler than July. June is the 3rd warmest month of the year in San Marcos and the 4th wettest. Across the month the normal high rises 4°F, from 90°F on June 1 to 94°F on June 30. From one year to the next June's mean temperature typically moves about 2.0°F either way (NOAA's standard deviation), so roughly two Junes in three average between 80°F and 84°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 24%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| June 1 | 90°F | 70°F | 24% | 18% |
| June 8 | 92°F | 71°F | 22% | 17% |
| June 15 | 93°F | 72°F | 22% | 16% |
| June 22 | 93°F | 73°F | 21% | 16% |
| June 30 | 94°F | 73°F | 20% | 15% |
Every day of June: normal high, low and chance of precipitation (warmest afternoon June 30, coldest night June 1)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| June 1 | 90°F | 70°F | 24% | 18% | 14 h |
| June 2 | 90°F | 70°F | 23% | 18% | 14 h |
| June 3 | 91°F | 70°F | 23% | 18% | 14 h |
| June 4 | 91°F | 70°F | 23% | 17% | 14 h |
| June 5 | 91°F | 71°F | 23% | 17% | 14 h |
| June 6 | 91°F | 71°F | 23% | 17% | 14 h |
| June 7 | 91°F | 71°F | 23% | 17% | 14 h |
| June 8 | 92°F | 71°F | 22% | 17% | 14 h |
| June 9 | 92°F | 71°F | 22% | 17% | 14 h |
| June 10 | 92°F | 71°F | 22% | 17% | 14 h |
| June 11 | 92°F | 71°F | 22% | 17% | 14 h |
| June 12 | 92°F | 72°F | 22% | 17% | 14 h |
| June 13 | 92°F | 72°F | 22% | 17% | 14 h |
| June 14 | 92°F | 72°F | 22% | 16% | 14 h |
| June 15 | 93°F | 72°F | 22% | 16% | 14 h |
| June 16 | 93°F | 72°F | 22% | 16% | 14 h |
| June 17 | 93°F | 72°F | 22% | 16% | 14 h |
| June 18 | 93°F | 72°F | 22% | 16% | 14 h |
| June 19 | 93°F | 72°F | 22% | 16% | 14 h |
| June 20 | 93°F | 72°F | 21% | 16% | 14 h |
| June 21 | 93°F | 72°F | 21% | 16% | 14 h |
| June 22 | 93°F | 73°F | 21% | 16% | 14 h |
| June 23 | 93°F | 73°F | 21% | 16% | 14 h |
| June 24 | 93°F | 73°F | 21% | 16% | 14 h |
| June 25 | 94°F | 73°F | 21% | 15% | 14 h |
| June 26 | 94°F | 73°F | 21% | 15% | 14 h |
| June 27 | 94°F | 73°F | 21% | 15% | 14 h |
| June 28 | 94°F | 73°F | 21% | 15% | 14 h |
| June 29 | 94°F | 73°F | 21% | 15% | 14 h |
| June 30 | 94°F | 73°F | 20% | 15% | 14 h |
- Normal high
- 92°FJune average
- Normal low
- 72°FJune average
- Precipitation
- 3.57 inmonth total
- Days with precipitation
- 60.01 inch or more
- Days at 90°F or more
- 24
- Daylight
- 14 h to 14 hJune 1 to June 30
- Days at 70°F or more
- 30
- Days at 80°F or more
- 30
- Sunshine
- 84%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00417983; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in San Marcos in June?
On a given June day the chance of 0.01 inch or more is 22% on average, highest around June 1 (24%). In all, 3.57 in falls on 6 days of a normal June, 1 of them with an inch or more.
In a normal June in San Marcos, 24 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00417983.
What are the records for June in San Marcos?
The warmest June temperature on this station's record (since 1895) is 109°F, on June 15, 1998; the coldest is 51°F, on June 15, 1903. The wettest June brought 11.45 in (1997).
The June mean against the 1991-2020 normal of 82.1°F: 2021 81.6°F (−0.5), 2022 86.8°F (+4.7), 2023 85.5°F (+3.4), 2024 84.5°F (+2.4), 2025 83.4°F (+1.3), 2026 83.4°F (+1.3). 5 of 6 ran warmer than normal.
| June | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 81.6°F | −0.5°F | 2.12 in |
| 2022 | 86.8°F | +4.7°F | 1.93 in |
| 2023 | 85.5°F | +3.4°F | 1.29 in |
| 2024 | 84.5°F | +2.4°F | 3.83 in |
| 2025 | 83.4°F | +1.3°F | 4.26 in |
| 2026 | 83.4°F | +1.3°F | 4.18 in |
Source: records: ACIS, station USC00417983; recent months: ACIS, station USC00417983. Records and recent months use complete months only.
How does June in San Marcos compare across Texas?
Across the 321 places PlainClimate covers in Texas, June normal highs run from 86°F in Matagorda to 103°F in Presidio; San Marcos's is 92°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.