AI-generatedTucson at a glance
- Best time
- Nov – Apr
- Warmest month
- Jun · 38°
- Sunshine a year
- 3,220 h
- Rain a year
- 170 mm
- Climate
- Hot desert
- Time zone
- UTC−7
- Elevation
- 759 m
Climate in Tucson
Tucson has a hot desert climate with sunshine almost every day and hardly any rain. June is the warmest month with average highs of 38 °C, while December is the coolest at 18 °C. With around 3,220 hours of sunshine a year, Tucson is very sunny; June is the sunniest month with 11.4 hours a day.
Holiday weather through the year
Weather in October
Holiday weather in October
Excellent
Best time to visit: November – April
A typical day in October
- Morning, 08:00: about 20°
- Midday, 13:00: about 29°
- Afternoon, 16:00: about 28°
- Evening, 20:00: about 22°
- Night, 23:00: about 19°
06:2617:52
Pleasant evenings; a light layer can help.
Estimated from the average high and low: coolest around sunrise, warmest in mid-afternoon.
Light for photos in October
- Golden hour
- Morning 06:11–06:59 · evening 17:19–18:08
- Blue hour
- Morning 06:02–06:11 · evening 18:08–18:17
Golden hour: the sun between 4° below and 6° above the horizon; blue hour: 6° to 4° below it. Times for the 15th of the month; mountains and clouds shift the light.
What is the weather like in Tucson in October?
In October, Tucson is hot: daytime highs average 29 °C, and nights cool down to about 15 °C. The sun shines for around 9 hours a day. Rain is rare: about 2 days bring 12 mm in total. On about 15 days the thermometer climbs to 30 °C or more. All in all, October is an excellent month for a holiday in Tucson.
More details for October
- Daylight
- 11 h 26 min06:26 – 17:52
- UV index
- 6 · highclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 16 km/haverage daily peakAll months
- Cloud cover
- 19 %on averageAll months
- Hot days
- 15 days30 °C or moreAll months
- Time zone
- UTC−7America/Phoenix
How the score comes together
- Temperatureweight 50 %71 %
- Sunshineweight 20 %93 %
- Few rainy daysweight 30 %100 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in October
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Water bottle – drink plenty
- A jumper for the evenings
Sunshine hours in Tucson
Average hours of bright sunshine per day, next to the length of the day. Tap a month to select it.
In October, the sun shines for about 8.6 of 11.4 hours of daylight in Tucson, 75 % of the day.
Sunshine hours: estimated from radiation data (ERA5, 1996–2025) and calibrated against measured station values; no weather station is close enough here. Daylight is the time from sunrise to sunset on the 15th of the month.
UV index in Tucson
How strong the sun is at noon, month by month, and how quickly unprotected skin burns.
- Clear-sky UV in October
- 6 · highSeek shade around midday; sunscreen SPF 30+, hat and sunglasses.
The sun is strongest in June (UV 12).
Minutes until sunburn in October
- Very fair skin
- about 20 min
- Fair skin
- about 25 min
- Light brown skin
- about 40 min
- Olive skin
- about 50 min
Rough guide for unprotected skin at noon under a clear sky; clouds lengthen it, water, sand and snow shorten it. Sunscreen extends the time only partly.
Monthly values: clear-sky noon estimate from the sun's angle, ozone and altitude. UV today: Open-Meteo forecast.
Rain in Tucson: rainy days and rainfall
A rainy day is a day with at least 1 mm of rain or snow; the amount is what falls in the whole month. Tap a month to select it.
In October, Tucson has about 2 rainy days with 12 mm of rain in total.
Wind and clouds in Tucson
How breezy and how cloudy Tucson is through the year. Tap a month to select it on the whole page.
Wind
Typical daily peak of the wind in km/h: what the afternoon breeze usually reaches, not the gusts.
In October, the wind in Tucson typically peaks at 16 km/h during the day: Beaufort 3, light breeze.
Clouds
Average share of the sky covered by cloud, day and night.
In October, cloud covers on average 19 % of the sky over Tucson: mostly clear, with about 8.6 hours of sunshine a day.
Wind: mean daily maximum of the hourly wind 10 m above ground (ERA5, 1996–2025). Gusts are stronger, and the model grid of about 28 km smooths out local effects such as capes and valley winds. Clouds: mean total cloud cover of all layers over day and night (ERA5, 1996–2025). Thin high cloud counts as cover even when the sun still shines through.
Heat and humidity in Tucson
How often the day gets hot in Tucson (30 °C and more), and in which months heat and humidity come together. Tap a month to select it.
Heat calendar
- pleasant
- some hot or muggy days
- often muggy
- often hot
- hot and muggy
In October, Tucson has about 15 hot days, with an average daytime high of 29 °C: often hot. Avoid the midday sun, look for shade and drink plenty.
Hot days reach at least 30 °C; a month counts as muggy when the mean dew point reaches 18 °C on at least 15 days. Averages from ERA5 and ERA5-Land, 1996–2025. Muggy nights through the year
Climate through the year
Long-term monthly averages. Tap a month to see its details.
Nights and sleep in Tucson
How warm the nights get in each month, from the mean night-time low. Tap a month for details.
- Cold 0–8°
- Cool 8–15°
- Pleasant 15–20°
- Warm 20–24°
- Hot 24° and more
- muggy month (10+ muggy days)
PleasantOctober: nights around 15°. Ideal for sleeping, often with the window open.
The coolest nights are in January (4°), the warmest in July (26°). Tropical nights of 20 °C and more are the rule from June to September; then air conditioning or a fan helps you sleep. Nights are pleasant for sleeping (15 to 20 °C) in May and in October. Nights fall below 8 °C on average from December to February, so the room should be heated. It is muggy (dew point 18 °C or more) on about 24 days a year, mostly in August.
Temperatures through the year
Average daytime high, night-time low and sea temperature per month.
| Month | Score | Day | Night | Sun | Rain days | Rain mm |
|---|---|---|---|---|---|---|
| JanuaryJan | 92 | 18° | 4° | 7.1 h | 3 | 20 |
| FebruaryFeb | 95 | 19° | 6° | 7.6 h | 3 | 18 |
| MarchMar | 100 | 24° | 9° | 8.9 h | 3 | 11 |
| AprilApr | 94 | 28° | 13° | 10.5 h | 1 | 5 |
| MayMay | 63 | 33° | 18° | 11.3 h | 0 | 1 |
| JuneJun | 50 | 38° | 24° | 11.4 h | 1 | 4 |
| JulyJul | 46 | 37° | 26° | 8.9 h | 6 | 24 |
| AugustAug | 47 | 36° | 25° | 8.8 h | 5 | 21 |
| SeptemberSep | 54 | 34° | 22° | 8.8 h | 4 | 22 |
| OctoberOct | 84 | 29° | 15° | 8.6 h | 2 | 12 |
| NovemberNov | 95 | 23° | 9° | 7.4 h | 2 | 13 |
| DecemberDec | 90 | 18° | 4° | 6.6 h | 4 | 20 |
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences
32.22° N, 110.93° W · 759 m · America/Phoenix
Best time to visit Tucson
The best time to visit Tucson is from November to April. For sightseeing, day trips and hiking, conditions are most comfortable from November to April. From June to September it can get very hot, with highs of up to 38 °C. The wettest month is July with 24 mm of precipitation.
Tucson through the seasons
How the weather changes over the seasons, with averages for each.
Tucson in spring
Mar – May
Excellent
- 24–33 °C by day
- 10 h of sun a day
- 4 rainy days in all
Tucson in summer
Jun – Aug
Fair
- 36–38 °C by day
- 10 h of sun a day
- 12 rainy days in all
Tucson in autumn
Sep – Nov
Good
- 23–34 °C by day
- 8 h of sun a day
- 8 rainy days in all
Tucson in winter
Dec – Feb
Excellent
- 18–19 °C by day
- 7 h of sun a day
- 10 rainy days in all
Find your perfect month
Tell us what you like and we rate every month in Tucson for you.
Your best months: March, November
Based on the climate averages; tap a month to see its details.
Compare two months in Tucson
Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.
March has the better holiday weather in Tucson: score 100 against 84. In March, days are 5 °C cooler than in October. March has one more rainy day.
| Month | October | March |
|---|---|---|
| Weather score | 84 | 100better |
| Day high | 29° | 24° |
| Night low | 15° | 9° |
| Sunshine | 8.6 h | 8.9 h |
| Rainy days | 2better | 3 |
| Rainfall | 12 mm | 11 mm |
Based on the climate averages 1996–2025.
Which month for what?
Beach & swimming
No sea nearby
Sea from 21 °C, warm and mostly dry
Sightseeing & hiking
Nov – Apr
15–28 °C and not too much rain
Peak heat
Jun – Sep
Highs of 33 °C or more
Tucson month by month
The typical weather for every month at a glance.
92January18° · 7 h
In January, Tucson is mild: daytime highs average 18 °C, and nights cool down to about 4 °C. The sun shines for around 7 hours a day. Rain is rare: about 3 days bring 20 mm in total. All in all, January is an excellent month for a holiday in Tucson.
Tucson in January95February19° · 8 h
In February, Tucson is mild: daytime highs average 19 °C, and nights cool down to about 6 °C. The sun shines for around 8 hours a day. Rain is rare: about 3 days bring 18 mm in total. All in all, February is an excellent month for a holiday in Tucson.
Tucson in February100March24° · 9 h
In March, Tucson is warm: daytime highs average 24 °C, and nights cool down to about 9 °C. The sun shines for around 9 hours a day. Rain is rare: about 3 days bring 11 mm in total. All in all, March is an excellent month for a holiday in Tucson.
Tucson in March94April28° · 11 h
In April, Tucson is hot: daytime highs average 28 °C, and nights cool down to about 13 °C. With around 11 hours of sunshine a day, there is plenty of sun. It hardly ever rains. On about 11 days the thermometer climbs to 30 °C or more. All in all, April is an excellent month for a holiday in Tucson.
Tucson in April63May33° · 11 h
In May, Tucson is hot: daytime highs average 33 °C, and nights cool down to about 18 °C. With around 11 hours of sunshine a day, there is plenty of sun. It hardly ever rains. On about 25 days the thermometer climbs to 30 °C or more. All in all, May is a good month for a holiday in Tucson.
Tucson in May50June38° · 11 h
In June, Tucson is very hot: daytime highs average 38 °C, and even at night it stays warm at around 24 °C. With around 11 hours of sunshine a day, there is plenty of sun. It hardly ever rains. On about 30 days the thermometer climbs to 30 °C or more. All in all, June is a so-so month for a holiday in Tucson.
Tucson in June46July37° · 9 h
In July, Tucson is very hot: daytime highs average 37 °C, and even at night it stays warm at around 26 °C. The sun shines for around 9 hours a day. Rain falls on about 6 days, adding up to 24 mm. On about 30 days the thermometer climbs to 30 °C or more. All in all, July is a so-so month for a holiday in Tucson.
Tucson in July47August36° · 9 h
In August, Tucson is very hot: daytime highs average 36 °C, and even at night it stays warm at around 25 °C. The sun shines for around 9 hours a day. Rain falls on about 5 days, adding up to 21 mm. On about 30 days the thermometer climbs to 30 °C or more. All in all, August is a so-so month for a holiday in Tucson.
Tucson in August54September34° · 9 h
In September, Tucson is very hot: daytime highs average 34 °C, and even at night it stays warm at around 22 °C. The sun shines for around 9 hours a day. Rain is rare: about 4 days bring 22 mm in total. On about 27 days the thermometer climbs to 30 °C or more. All in all, September is a so-so month for a holiday in Tucson.
Tucson in September84October29° · 9 h
In October, Tucson is hot: daytime highs average 29 °C, and nights cool down to about 15 °C. The sun shines for around 9 hours a day. Rain is rare: about 2 days bring 12 mm in total. On about 15 days the thermometer climbs to 30 °C or more. All in all, October is an excellent month for a holiday in Tucson.
Tucson in October95November23° · 7 h
In November, Tucson is warm: daytime highs average 23 °C, and nights cool down to about 9 °C. The sun shines for around 7 hours a day. Rain is rare: about 2 days bring 13 mm in total. All in all, November is an excellent month for a holiday in Tucson.
Tucson in November90December18° · 7 h
In December, Tucson is mild: daytime highs average 18 °C, and nights cool down to about 4 °C. The sun shines for around 7 hours a day. Rain is rare: about 4 days bring 20 mm in total. All in all, December is an excellent month for a holiday in Tucson.
Tucson in DecemberTucson compared
Put Tucson side by side with another destination.
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Tucson vs. Scottsdale
In October Tucson has the better holiday weather (score 84 vs. 77). During the day Scottsdale is 2 °C warmer than Tucson.
| in October | Tucson | Scottsdale |
|---|---|---|
| Holiday score | 84 | 77 |
| Daytime high | 29° | 31° |
| Sunshine | 9 h | 9 h |
| Rainy days | 2 | 2 |
| Best time | Nov – Apr | Nov – Apr |
Through the year
USA in October: the best places
In October, Tucson ranks 17 among the 31 nearest destinations in this country.
- Las Vegas26°99
- 2Long Beach25°19°98
- 3Los Angeles26°19°98
- 4Mariposa (Yosemite)23°98
- 5Sedona23°97
- 6El Paso26°97
- 7Page (Lake Powell)21°96
- 8Moab21°95
- 17TucsonThis page29°84
Planning a trip to Tucson
Weather for your travel dates
Pick your arrival and length of stay, and we sum up the weather to expect.
Tucson in the school holidays
How the weather suits the usual holiday periods. Dates vary by school and region, so each holiday uses the months it usually falls in.
Tucson has its best school-holiday weather during the Easter holidays (score 96) and its weakest during the summer holidays (score 47).
- 96
Easter holidays
Mar – Apr
ExcellentBest holidays
- 27 °C by day
- 10.0 h of sun a day
- 1 rainy day a month
Good for: Sightseeing & walks
- 60
May half-term
May – Jun
Good
- 34 °C by day
- 11.3 h of sun a day
- 1 rainy day a month
- 47
Summer holidays
Jul – Aug
Fair
- 36 °C by day
- 8.8 h of sun a day
- 5 rainy days a month
Keep in mind: Peak heat
- 84
October half-term
Oct
Excellent
- 29 °C by day
- 8.6 h of sun a day
- 2 rainy days a month
- 91
Christmas holidays
Dec – Jan
Excellent
- 18 °C by day
- 6.9 h of sun a day
- 3 rainy days a month
Good for: Sightseeing & walks
Based on the climate averages 1996–2025.
Getting there
Flying from
- Nonstop flight
- about 10 h 45 min
- Distance
- 8,510 km
- Time zone
- UTC−7
- Jet lag
- About 5 days (8 h west)
Rule of thumb for flying west: for a few days before, stay up a little later, and get afternoon and evening light at your destination.
Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.
Frequently asked questions about Tucson
When is the best time to visit Tucson?
The best time to visit Tucson is from November to April. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.
What is the warmest month in Tucson?
June is the warmest month, with average highs of 38 °C and nights around 24 °C. December is the coolest month at 18 °C.
When does it rain most in Tucson?
The wettest month is July with 24 mm of precipitation. The driest month is May with 1 mm.
How many hours of sunshine does Tucson get?
Tucson gets around 3,220 hours of sunshine a year. The sunniest month is June with 11.4 hours a day; in December there are 6.6 hours a day.
What time zone is Tucson in?
Tucson uses the time zone America/Phoenix, at UTC−7 all year.
How long is the flight from London to Tucson?
A nonstop flight from London to Tucson takes about 10 h 45 min, for a straight-line distance of about 8,510 km.
Which school holidays are best for Tucson?
Tucson has its best school-holiday weather during the Easter holidays (score 96) and its weakest during the summer holidays (score 47). Holiday ratings (0–100): Easter holidays 96, May half-term 60, Summer holidays 47, October half-term 84, Christmas holidays 91.
Near Tucson
Other destinations close by.
Places with a climate like Tucson
Destinations whose weather through the year is closest to Tucson's – good alternatives.