Climate averages 1991–2020
Nogales weather
in May.
A hot, very dry month: the 5th warmest and the driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
May is a hot month in Nogales: daytime highs average 29.3°C and nights cool to about 13.0°C. By daytime temperature it is the 5th warmest of the 12 months.
Expect about 4.1 mm of rain on roughly 1 day, which makes May a very dry month (the driest month of the year). Daylight, from sunrise to sunset, lasts about 13 h 44 min on an average May day.
The nearest other city in this atlas is Tucson (102 km away). In May its highs average 32.4°C, 3.1°C warmer than Nogales, with 2.7 mm of rain.
Among the 153 cities listed in Mexico, Nogales ranks joint 91st of 153 for the warmest May highs and 15th of 153 for the driest May (rainfall, lowest first). The mean May high of those 153 cities is 29.6°C; Nogales is 0.3°C cooler than that mean.
From May to June, average highs rise by 4.8°C to 34.1°C, and monthly rainfall rises from 4.1 mm to 9.5 mm.
The annual picture
May in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Nogales climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 16.3°C2.1°C | 2.1°C | 35 | 3.9 | 10.410 h |
| February | 17.3°C3.1°C | 3.1°C | 37 | 4.5 | 11.111 h |
| March | 20.7°C5.5°C | 5.5°C | 24 | 3.4 | 12.012 h |
| April | 24.6°C8.6°C | 8.6°C | 7.6 | 1.6 | 12.913 h |
| May, selected | 29.3°C13.0°C | 13.0°C | 4.1 | 1.1 | 13.714 h |
| June | 34.1°C18.5°C | 18.5°C | 9.5 | 2.4 | 14.114 h |
| July | 32.6°C20.4°C | 20.4°C | 94 | 15.1 | 14.014 h |
| August | 31.4°C19.5°C | 19.5°C | 92 | 16.4 | 13.313 h |
| September | 30.2°C17.3°C | 17.3°C | 49 | 7.7 | 12.412 h |
| October | 26.4°C11.9°C | 11.9°C | 22 | 3.0 | 11.411 h |
| November | 20.9°C6.1°C | 6.1°C | 23 | 2.8 | 10.611 h |
| December | 15.8°C2.1°C | 2.1°C | 37 | 4.6 | 10.210 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
May in nearby cities
- Tucson in MayUnited States · 102 kmHigh 32.4°C · Low 17.2°C · 2.7 mm rain
- Agua Prieta in MayMexico · 133 kmHigh 30.5°C · Low 14.9°C · 4.9 mm rain
- San Tan Valley in MayUnited States · 216 kmHigh 33.2°C · Low 17.4°C · 4.1 mm rain
- Chandler in MayUnited States · 238 kmHigh 34.3°C · Low 17.8°C · 3.5 mm rain
- Hermosillo in MayMexico · 247 kmHigh 35.2°C · Low 18.1°C · 0.4 mm rain
- Mesa in MayUnited States · 249 kmHigh 33.9°C · Low 17.7°C · 4.3 mm rain
- Tempe in MayUnited States · 251 kmHigh 34.1°C · Low 18.3°C · 4.1 mm rain
- Phoenix in MayUnited States · 261 kmHigh 34.2°C · Low 18.8°C · 4.1 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Nogales) is explained once on the Nogales year overview and on the Sources, method and limits page.