March
Other strong months: November and April
90/100 weather score
United States · 1991–2020
Best time to visit
South Tucson
For South Tucson, March has the most comfortable weather in our climate comparison. Typical daytime highs are 23.9°C, nights average 9.7°C, and rainfall totals about 18 mm. Figures use measured 1991–2020 normals from the nearest eligible NOAA station.
Best all-round monthMarch
Typical daytime high23.9°C
Typical night-time low9.7°C
March rainfall18 mm
February
Other strong months: January and November
94/100 weather score
Make the answer personal
Choose the weather
that suits you.
Set the daytime temperature and rainfall you are comfortable with. We will show only the months that meet every choice, using the measured 1991–2020 averages below.
6 months fit your choices for South Tucson
July has the lowest comfort score at 30 out of 100, compared with March at 90. The main reason is that days average 38.1°C, 14° above the 24°C the score treats as ideal.
Quick answers
Planning a trip to South Tucson?
These answers come from the same measured monthly climate record shown on this page.
When is the best time to visit South Tucson?
March is the strongest all-round choice in our temperature-and-rainfall comparison, with a typical daytime high of 23.9°C and 18 mm of rain.
What is the hottest month in South Tucson?
July is hottest in this record, with a typical daytime high of 38.1°C and a night-time low of 25.3°C.
Which month has the least rain?
May has the lowest monthly rainfall total at 5 mm.
Is this a weather forecast?
No. These are long-term measured averages from 1991–2020. Check a current forecast before you travel.
Month by month
See how the weather
changes through the year.
The bars combine daytime temperature, night-time temperature and rainfall. The figures are measured historical averages, not a forecast for a particular trip.
| Month | Day | Night | Rain | Wet days | Daylight | Comfort | Coverage |
|---|---|---|---|---|---|---|---|
| January | 19°C | 6°C | 23 mm | 3.4 | 10 h 15 | 67 | Good coverage |
| February | 20.6°C | 7.5°C | 24 mm | 3.2 | 10 h 59 | 75 | Good coverage |
| March | 23.9°C | 9.7°C | 18 mm | 3.1 | 11 h 53 | 90 | Good coverage |
| April | 28°C | 13°C | 10 mm | 1.4 | 12 h 55 | 83 | Good coverage |
| May | 33.6°C | 18.4°C | 5 mm | 1.1 | 13 h 47 | 62 | Good coverage |
| June | 38°C | 22.9°C | 6 mm | 0.9 | 14 h 15 | 40 | Good coverage |
| July | 38.1°C | 25.3°C | 50 mm | 6.1 | 14 h 04 | 30 | Good coverage |
| August | 36.8°C | 24.6°C | 64 mm | 7.5 | 13 h 20 | 32 | Good coverage |
| September | 35.1°C | 22.1°C | 32 mm | 2.9 | 12 h 20 | 51 | Good coverage |
| October | 29.8°C | 15.8°C | 17 mm | 2.4 | 11 h 20 | 79 | Good coverage |
| November | 23.5°C | 9.4°C | 16 mm | 1.8 | 10 h 28 | 88 | Good coverage |
| December | 18.5°C | 5.4°C | 20 mm | 2.9 | 10 h 03 | 65 | Good coverage |
| Month | Record high | Record low | Wettest day | Wettest / driest month | Years |
|---|---|---|---|---|---|
| January | 32.2°C19 Jan 1971 | -14.4°C7 Jan 1913 | 67 mm19 Jan 1916 | 142 mm1993 · driest 0 mm in 1928 | 113 |
| February | 33.9°C14 Feb 1957 | -8.3°C7 Feb 1899 | 32 mm25 Feb 1987 | 105 mm1905 · driest 0 mm in 1898 | 113 |
| March | 36.7°C26 Mar 1988 | -5.6°C4 Mar 1965 | 36 mm25 Mar 1903 | 99 mm1905 · driest 0 mm in 1928 | 114 |
| April | 40.0°C20 Apr 1989 | -2.2°C5 Apr 1901 | 32 mm15 Apr 1988 | 90 mm1905 · driest 0 mm in 1947 | 112 |
| May | 43.9°C29 May 1910 | 0.0°C3 May 1899 | 34 mm15 May 1931 | 34 mm1931 · driest 0 mm in 2002 | 113 |
| June | 46.1°C19 Jun 1960 | 6.1°C4 Jun 1908 | 40 mm28 Jun 1938 | 53 mm1938 · driest 0 mm in 1969 | 113 |
| July | 46.1°C28 Jul 1995 | 9.4°C3 Jul 1911 | 60 mm30 Jul 1950 | 192 mm1984 · driest 1 mm in 1995 | 113 |
| August | 44.4°C5 Aug 1997 | 12.8°C20 Aug 1917 | 73 mm1 Aug 1935 | 143 mm1935 · driest 2 mm in 1924 | 113 |
| September | 44.4°C1 Sep 1950 | 5.6°C30 Sep 1965 | 72 mm26 Sep 1962 | 112 mm1996 · driest 0 mm in 1953 | 113 |
| October | 40.0°C11 Oct 1950 | -1.7°C23 Oct 1906 | 106 mm1 Oct 1983 | 147 mm1983 · driest 0 mm in 1935 | 114 |
| November | 34.4°C1 Nov 1924 | -7.2°C19 Nov 1921 | 53 mm22 Nov 1931 | 117 mm1905 · driest 0 mm in 1948 | 111 |
| December | 31.1°C6 Dec 1970 | -12.2°C14 Dec 1901 | 55 mm3 Dec 1906 | 149 mm1914 · driest 0 mm in 1917 | 112 |
| Month | Days 25°C+ | Days 30°C+ | Frost nights | Heavy rain (10 mm+) |
|---|---|---|---|---|
| January | 2 | <1 | 2 | <1 |
| February | 6 | 0 | <1 | <1 |
| March | 15 | 4 | <1 | <1 |
| April | 23 | 13 | 0 | <1 |
| May | 30 | 26 | 0 | <1 |
| June | 30 | 30 | 0 | <1 |
| July | 31 | 31 | 0 | 1 |
| August | 31 | 30 | 0 | 2 |
| September | 30 | 29 | 0 | 1 |
| October | 27 | 17 | 0 | <1 |
| November | 13 | 3 | <1 | <1 |
| December | 2 | 0 | 3 | <1 |
| Month | Dry days reaching 20°C | Wet days | Days with heavy rain | Weeks with 3+ wet days | Typical high by year |
|---|---|---|---|---|---|
| January | 42% | 11% | 2% | 7% | 16.1–21.2°C |
| February | 57% | 12% | 2% | 9% | 18.0–23.2°C |
| March | 76% | 9% | 2% | 5% | 20.9–26.2°C |
| April | 91% | 5% | 1% | 2% | 25.3–30.3°C |
| May | 97% | 3% | <1% | <1% | 30.4–34.6°C |
| June | 96% | 4% | <1% | 2% | 36.2–39.3°C |
| July | 79% | 22% | 5% | 24% | 36.0–39.5°C |
| August | 78% | 22% | 5% | 21% | 34.8–38.4°C |
| September | 89% | 11% | 3% | 7% | 33.6–36.8°C |
| October | 92% | 7% | 2% | 5% | 27.7–32.2°C |
| November | 75% | 8% | 2% | 4% | 20.9–26.3°C |
| December | 45% | 11% | 3% | 8% | 16.3–21.5°C |
A dry day reaching 20°C records under 1 mm of rain. A wet day records at least 1 mm, while a heavy-rain day records at least 10 mm. The weekly figure is the share of seven-day periods containing three or more wet days. The final column shows the middle 80% of average daytime highs recorded for that month in individual years; a wider range means conditions have varied more from one year to another.
The evidence behind this page
Where these figures
come from.
- Place identity
- GeoNames 5315313
- NOAA station
- USC00028815 · TUCSON WFO
- Station distance
- 3.6 km from the place centre
- Climate period
- 1991–2020
- Minimum month coverage
- 16 usable years
- Daylight
- Calculated from latitude 32.20°, mid-month, sunrise to sunset including refraction. Not a station measurement.
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.
Next step
Choose your month.
Then plan the details.
The weather comparison for South Tucson is based on climate evidence, not payments from travel companies. Flight, accommodation and activity links will be clearly labelled when they are added; there are no booking offers on this page today.
How travel partnerships will work