Green Valley weather in March
In March, Green Valley sees average daytime highs of 71°F and overnight lows near 46°F, with 0.7 in of precipitation across 3 wet days and about 11.8 hours of daylight. It is the 8th-warmest and 8th-wettest month of the year here.
Highs climb over the month, from about 67°F in the first days to 73°F by the end. The sky is clear or mostly clear about 60% of the time in March, and the air most often feels dry.
Daylight stretches from about 11 h 18 min at the start of March to 12 h 18 min by month's end. Set against the rest of the year, March is Green Valley's 7th-clearest and 4th-windiest month. For the whole year in context, see Green Valley's year-round climate.
- Daytime high
- 71°
- 8th warmest
- Overnight low
- 46°
- 4th coldest
- Precipitation
- 0.7 in
- 3 wet days
- Daylight
- 11 h 48 min
- 6:41 AM – 6:26 PM
- Cloud cover
- 33%
- 7th clearest
- Wind
- 7 mph
- 4th windiest
- Solar energy
- 6.22 kWh/m²
- Travel score
- 8.2
- out of 10
Green Valley is census-designated place in Pima County, Arizona, United States.
- Density
- 256/km²
- people per km²
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in March
Highs climb over the month, from about 67°F in the first days to 73°F by the end.
A typical March day in Green Valley reaches about 71°F in the afternoon and slips back to 46°F overnight — a 25°F spread between the day's warmth and the night's chill. On most days the high lands between 59°F and 81°F. Set against its neighbours, March runs about 6°F warmer than February and about 7°F cooler than April.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°F) | 67 | 67 | 67 | 68 | 68 | 69 | 69 | 69 | 70 | 70 | 70 | 71 | 71 | 71 | 71 | 72 | 72 | 72 | 72 | 72 | 72 | 73 | 73 | 73 | 73 | 73 | 73 | 73 | 73 | 74 | 74 |
| Avg low (°F) | 42 | 43 | 43 | 43 | 43 | 44 | 44 | 44 | 44 | 45 | 45 | 45 | 45 | 46 | 46 | 46 | 46 | 46 | 46 | 46 | 47 | 47 | 47 | 47 | 47 | 47 | 47 | 47 | 47 | 47 | 48 |
| Avg high (°F) | Avg low (°F) | |
|---|---|---|
| 1 | 67 | 42 |
| 2 | 67 | 43 |
| 3 | 67 | 43 |
| 4 | 68 | 43 |
| 5 | 68 | 43 |
| 6 | 69 | 44 |
| 7 | 69 | 44 |
| 8 | 69 | 44 |
| 9 | 70 | 44 |
| 10 | 70 | 45 |
| 11 | 70 | 45 |
| 12 | 71 | 45 |
| 13 | 71 | 45 |
| 14 | 71 | 46 |
| 15 | 71 | 46 |
| 16 | 72 | 46 |
| 17 | 72 | 46 |
| 18 | 72 | 46 |
| 19 | 72 | 46 |
| 20 | 72 | 46 |
| 21 | 72 | 47 |
| 22 | 73 | 47 |
| 23 | 73 | 47 |
| 24 | 73 | 47 |
| 25 | 73 | 47 |
| 26 | 73 | 47 |
| 27 | 73 | 47 |
| 28 | 73 | 47 |
| 29 | 73 | 47 |
| 30 | 74 | 47 |
| 31 | 74 | 48 |
How March really feels in Green Valley
Once humidity and wind are folded in, March averages 0 days that feel above 90°F and 0 that feel at or below 32°F — the comfort signal a plain temperature reading hides.
March sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Green Valley weather by month
How March compares with the rest of the year at a glance. March is the 8th-warmest and 8th-wettest month here — the current month is highlighted below.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 63° / 38° | 1.0 | 3.9 | 10.2 | 6.6 |
| Feb | 65° / 41° | 1.0 | 4 | 10.8 | 7.1 |
| Mar | 71° / 46° | 0.7 | 3 | 11.8 | 8.2 |
| Apr | 78° / 51° | 0.2 | 1.5 | 12.8 | 8.8 |
| May | 87° / 58° | 0.1 | 1.1 | 13.6 | 6.4 |
| Jun | 95° / 67° | 0.3 | 2 | 14 | 3.4 |
| Jul | 93° / 72° | 2.5 | 11.5 | 13.9 | 3.0 |
| Aug | 91° / 70° | 2.3 | 11.6 | 13.2 | 3.6 |
| Sep | 89° / 66° | 1.4 | 5.6 | 12.2 | 5.1 |
| Oct | 81° / 56° | 0.7 | 2.8 | 11.2 | 7.9 |
| Nov | 71° / 46° | 0.6 | 2.5 | 10.4 | 8.3 |
| Dec | 62° / 38° | 1.1 | 4.2 | 10 | 6.4 |
Cloud cover in March
The sky is clear or mostly clear about 60% of the time in March.
Beyond those clear spells, partly cloudy skies cover about 13% of March, with mostly cloudy or overcast conditions the remaining 26%. Skies tend to open up as the month goes on.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 67 | 67 | 68 | 68 | 69 | 69 | 71 | 71 | 72 | 72 | 72 | 74 | 74 | 74 | 74 | 75 | 75 | 75 | 75 | 75 | 75 | 75 | 75 | 76 | 76 | 76 | 77 | 78 | 78 | 78 | 79 |
| Cloudier (%) | 33 | 33 | 32 | 32 | 31 | 31 | 29 | 29 | 28 | 28 | 28 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 23 | 22 | 22 | 22 | 21 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 67 | 33 |
| 2 | 67 | 33 |
| 3 | 68 | 32 |
| 4 | 68 | 32 |
| 5 | 69 | 31 |
| 6 | 69 | 31 |
| 7 | 71 | 29 |
| 8 | 71 | 29 |
| 9 | 72 | 28 |
| 10 | 72 | 28 |
| 11 | 72 | 28 |
| 12 | 74 | 26 |
| 13 | 74 | 26 |
| 14 | 74 | 26 |
| 15 | 74 | 26 |
| 16 | 75 | 25 |
| 17 | 75 | 25 |
| 18 | 75 | 25 |
| 19 | 75 | 25 |
| 20 | 75 | 25 |
| 21 | 75 | 25 |
| 22 | 75 | 25 |
| 23 | 75 | 25 |
| 24 | 76 | 24 |
| 25 | 76 | 24 |
| 26 | 76 | 24 |
| 27 | 77 | 23 |
| 28 | 78 | 22 |
| 29 | 78 | 22 |
| 30 | 78 | 22 |
| 31 | 79 | 21 |
Chance of precipitation in March
Green Valley gets around 0.7 in of rain and snow over 3 wet days in March. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable precipitation averages around 10% and peaks near 13% on the wettest days, and about 0 day brings snow.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 7 |
| Rain chance (%) | |
|---|---|
| 1 | 13 |
| 2 | 13 |
| 3 | 13 |
| 4 | 13 |
| 5 | 12 |
| 6 | 12 |
| 7 | 12 |
| 8 | 12 |
| 9 | 12 |
| 10 | 11 |
| 11 | 11 |
| 12 | 11 |
| 13 | 11 |
| 14 | 10 |
| 15 | 10 |
| 16 | 10 |
| 17 | 9 |
| 18 | 9 |
| 19 | 9 |
| 20 | 9 |
| 21 | 9 |
| 22 | 8 |
| 23 | 8 |
| 24 | 8 |
| 25 | 8 |
| 26 | 8 |
| 27 | 8 |
| 28 | 8 |
| 29 | 8 |
| 30 | 8 |
| 31 | 7 |
Humidity in March
Most of March feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, March lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 |
| Dry (%) | |
|---|---|
| 1 | 100 |
| 2 | 100 |
| 3 | 100 |
| 4 | 100 |
| 5 | 100 |
| 6 | 100 |
| 7 | 100 |
| 8 | 100 |
| 9 | 100 |
| 10 | 100 |
| 11 | 100 |
| 12 | 100 |
| 13 | 100 |
| 14 | 100 |
| 15 | 100 |
| 16 | 100 |
| 17 | 100 |
| 18 | 100 |
| 19 | 100 |
| 20 | 100 |
| 21 | 100 |
| 22 | 100 |
| 23 | 100 |
| 24 | 100 |
| 25 | 100 |
| 26 | 100 |
| 27 | 100 |
| 28 | 100 |
| 29 | 100 |
| 30 | 100 |
| 31 | 100 |
Wind in March
Winds average 7 mph in March.
Across March, daily wind ranges from about 7 mph on the calmest days to 7 mph at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (mph) | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (mph) | Feels | |
|---|---|---|
| 1 | 7 | calm |
| 2 | 7 | calm |
| 3 | 7 | calm |
| 4 | 7 | calm |
| 5 | 7 | calm |
| 6 | 7 | calm |
| 7 | 7 | calm |
| 8 | 7 | calm |
| 9 | 7 | calm |
| 10 | 7 | calm |
| 11 | 7 | calm |
| 12 | 7 | calm |
| 13 | 7 | calm |
| 14 | 7 | calm |
| 15 | 7 | calm |
| 16 | 7 | calm |
| 17 | 7 | calm |
| 18 | 7 | calm |
| 19 | 7 | calm |
| 20 | 7 | calm |
| 21 | 7 | calm |
| 22 | 7 | calm |
| 23 | 7 | calm |
| 24 | 7 | calm |
| 25 | 7 | calm |
| 26 | 7 | calm |
| 27 | 7 | calm |
| 28 | 7 | calm |
| 29 | 7 | calm |
| 30 | 7 | calm |
| 31 | 7 | calm |
Sunrise & sunset in March
Daylight runs from about 11 h 18 min at the start of March to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 60 minutes over March. Sunrise moves from 6:59 AM to 6:21 AM, and sunset from 6:15 PM to 6:37 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 11.3 | 11.3 | 11.3 | 11.4 | 11.4 | 11.4 | 11.5 | 11.5 | 11.5 | 11.6 | 11.6 | 11.6 | 11.7 | 11.7 | 11.7 | 11.8 | 11.8 | 11.8 | 11.9 | 11.9 | 11.9 | 12.0 | 12.0 | 12.0 | 12.1 | 12.1 | 12.1 | 12.2 | 12.2 | 12.2 | 12.3 |
| Sunrise (AM) | 6:59 | 6:58 | 6:57 | 6:56 | 6:55 | 6:53 | 6:52 | 6:51 | 6:50 | 6:48 | 6:47 | 6:46 | 6:45 | 6:43 | 6:42 | 6:41 | 6:40 | 6:38 | 6:37 | 6:36 | 6:34 | 6:33 | 6:32 | 6:30 | 6:29 | 6:28 | 6:26 | 6:25 | 6:24 | 6:23 | 6:21 |
| Sunset (PM) | 6:15 | 6:16 | 6:17 | 6:18 | 6:18 | 6:19 | 6:20 | 6:21 | 6:21 | 6:22 | 6:23 | 6:24 | 6:24 | 6:25 | 6:26 | 6:26 | 6:27 | 6:28 | 6:28 | 6:29 | 6:30 | 6:31 | 6:31 | 6:32 | 6:33 | 6:33 | 6:34 | 6:35 | 6:35 | 6:36 | 6:37 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.3 | 6:59 | 6:15 |
| 2 | 11.3 | 6:58 | 6:16 |
| 3 | 11.3 | 6:57 | 6:17 |
| 4 | 11.4 | 6:56 | 6:18 |
| 5 | 11.4 | 6:55 | 6:18 |
| 6 | 11.4 | 6:53 | 6:19 |
| 7 | 11.5 | 6:52 | 6:20 |
| 8 | 11.5 | 6:51 | 6:21 |
| 9 | 11.5 | 6:50 | 6:21 |
| 10 | 11.6 | 6:48 | 6:22 |
| 11 | 11.6 | 6:47 | 6:23 |
| 12 | 11.6 | 6:46 | 6:24 |
| 13 | 11.7 | 6:45 | 6:24 |
| 14 | 11.7 | 6:43 | 6:25 |
| 15 | 11.7 | 6:42 | 6:26 |
| 16 | 11.8 | 6:41 | 6:26 |
| 17 | 11.8 | 6:40 | 6:27 |
| 18 | 11.8 | 6:38 | 6:28 |
| 19 | 11.9 | 6:37 | 6:28 |
| 20 | 11.9 | 6:36 | 6:29 |
| 21 | 11.9 | 6:34 | 6:30 |
| 22 | 12.0 | 6:33 | 6:31 |
| 23 | 12.0 | 6:32 | 6:31 |
| 24 | 12.0 | 6:30 | 6:32 |
| 25 | 12.1 | 6:29 | 6:33 |
| 26 | 12.1 | 6:28 | 6:33 |
| 27 | 12.1 | 6:26 | 6:34 |
| 28 | 12.2 | 6:25 | 6:35 |
| 29 | 12.2 | 6:24 | 6:35 |
| 30 | 12.2 | 6:23 | 6:36 |
| 31 | 12.3 | 6:21 | 6:37 |
Solar energy in March
Average shortwave solar energy reaching the ground each day in March, about 6.22 kWh/m².
For context, solar energy here swings from a low near 3.45 kWh/m² to a high of 8.29 kWh/m² in June across the year — March's 6.22 kWh/m² falls in the middle.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 5.4 | 5.4 | 5.5 | 5.6 | 5.6 | 5.7 | 5.7 | 5.8 | 5.8 | 5.9 | 6.0 | 6.0 | 6.1 | 6.1 | 6.2 | 6.2 | 6.3 | 6.3 | 6.4 | 6.4 | 6.5 | 6.5 | 6.6 | 6.6 | 6.7 | 6.7 | 6.8 | 6.8 | 6.9 | 6.9 | 7.0 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 5.4 | Bright |
| 2 | 5.4 | Bright |
| 3 | 5.5 | Bright |
| 4 | 5.6 | Bright |
| 5 | 5.6 | Bright |
| 6 | 5.7 | Bright |
| 7 | 5.7 | Bright |
| 8 | 5.8 | Bright |
| 9 | 5.8 | Bright |
| 10 | 5.9 | Bright |
| 11 | 6.0 | Bright |
| 12 | 6.0 | Intense |
| 13 | 6.1 | Intense |
| 14 | 6.1 | Intense |
| 15 | 6.2 | Intense |
| 16 | 6.2 | Intense |
| 17 | 6.3 | Intense |
| 18 | 6.3 | Intense |
| 19 | 6.4 | Intense |
| 20 | 6.4 | Intense |
| 21 | 6.5 | Intense |
| 22 | 6.5 | Intense |
| 23 | 6.6 | Intense |
| 24 | 6.6 | Intense |
| 25 | 6.7 | Intense |
| 26 | 6.7 | Intense |
| 27 | 6.8 | Intense |
| 28 | 6.8 | Intense |
| 29 | 6.9 | Intense |
| 30 | 6.9 | Intense |
| 31 | 7.0 | Intense |
Is March a good time to visit Green Valley?
Our two travel scores rate March for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
March is one of the better times to visit Green Valley for general sightseeing.
What to pack for Green Valley in March
From March's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In March, Green Valley sees daytime highs around 71°F and nights near 46°F. Pack sun protection. Worth having: a warm layer. About 3 days see rain.
UV index in Green Valley in March
Clear-sky midday UV in March peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Green Valley peaks around June 22 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 4 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 4 | 5 | 6 | 9 | 9 | 12 | 11 | 11 | 10 | 7 | 5 | 4 |
| Level | Moderate | High | High | Very high | Very high | Extreme | Extreme | Extreme | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 4 | Moderate |
| Feb | 5 | High |
| Mar | 6 | High |
| Apr | 9 | Very high |
| May | 9 | Very high |
| Jun | 12 | Extreme |
| Jul | 11 | Extreme |
| Aug | 11 | Extreme |
| Sep | 10 | Very high |
| Oct | 7 | High |
| Nov | 5 | Moderate |
| Dec | 4 | Moderate |
Where is Green Valley?
Green Valley sits at 31.9°N, 111.0°W, 2,904 ft above sea level, in United States. The nearest listed city is Sahuarita, 7.5 mi away.
Topography around Green Valley
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Green Valley.
Within 2 miles, the terrain around Green Valley has only modest variations in elevation — a maximum elevation change of 351 ft around an average of 2,940 ft above sea level; within 10 miles, large variations in elevation — a maximum elevation change of 3,159 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 7,277 ft.
The land around Green Valley is covered by shrubs (46%) and artificial surfaces (33%) within 2 miles, shrubs (78%) within 10 miles, and shrubs (80%) within 50 miles.
United States travel facts
- Power plugs
- Type A / B
- 120 V · 60 Hz
- Prices
- ≈ 100% of US
- price level, 2025
- GDP per capita
- $90,027
- 2025
- Happiness
- 6.8 / 10
- World Happiness, 2025
- Safe drinking water
- 98%
- of population, 2024
- Homicide rate
- 5.8
- per 100k, 2023
- Road deaths
- 12.7
- per 100k/yr, 2019
- Income group
- High
- World Bank
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Green Valley (31.8543°, -110.9937°, elevation 2,904 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).