Flagstaff, AZ Hourly Forecast

Arizona, United States 🇺🇸
69°
Patchy rain nearby Feels like 64°
Updated 57 min ago

Flagstaff temperature trend - Next 24 hours

70° 2 PM 2 PM - 70°F (21°C), Patchy rain nearby, 36% precip 3 PM - 70°F (21°C), Patchy rain nearby, 10% precip 4 PM - 69°F (21°C), Cloudy, 7% precip 66° 5 PM 5 PM - 66°F (19°C), Patchy rain nearby, 10% precip 6 PM - 64°F (18°C), Patchy rain nearby, 15% precip 7 PM - 60°F (16°C), Patchy rain nearby, 17% precip 57° 8 PM 8 PM - 57°F (14°C), Patchy rain nearby, 22% precip 9 PM - 56°F (14°C), Clear, 12% precip 10 PM - 56°F (13°C), Patchy rain nearby, 24% precip 55° 11 PM 11 PM - 55°F (13°C), Clear, 15% precip 12 AM - 55°F (13°C), Patchy rain nearby, 44% precip 1 AM - 55°F (13°C), Patchy rain nearby, 44% precip 55° 2 AM 2 AM - 55°F (13°C), Light rain shower, 82% precip 3 AM - 55°F (13°C), Light rain shower, 58% precip 4 AM - 56°F (13°C), Light rain shower, 64% precip 56° 5 AM 5 AM - 56°F (13°C), Light rain shower, 76% precip 6 AM - 55°F (13°C), Light rain shower, 76% precip 7 AM - 56°F (13°C), Light rain shower, 65% precip 59° 8 AM 8 AM - 59°F (15°C), Light rain shower, 70% precip 9 AM - 60°F (16°C), Light rain shower, 50% precip 10 AM - 62°F (17°C), Light rain shower, 60% precip 62° 11 AM 11 AM - 62°F (17°C), Light rain shower, 60% precip 12 PM - 62°F (17°C), Light rain shower, 65% precip 1 PM - 62°F (17°C), Patchy rain nearby, 31% precip

The next 24 hours at a glance

  • Warmest hour: 3 PM - around 70°
  • Coolest hour: 2 AM - around 55°
  • Highest rain chance: 2 AM (82%) - pack accordingly
  • UV peak: 2 PM at index 8 - sun protection recommended
  • Windiest: 4 PM at 14 mph

Flagstaff hourly weather - Tuesday, September 15

In Flagstaff, expect a high near 70°F (21°C) around 3 PM and a low of 55°F (13°C) near 11 PM; precipitation risk peaks at 36% around 2 PM.

TimeConditionsTemp FeelsRainWind HumidityUV
2 PM Patchy rain nearby 70° 63° 36% 12 mph SSW 52% 8
3 PM Patchy rain nearby 70° 63° 10% 13 mph SSW 49% 5
4 PM Cloudy 69° 61° 7% 14 mph SSW 49% 3
5 PM Patchy rain nearby 66° 59° 10% 12 mph SSW 54% 1
6 PM Patchy rain nearby 64° 58° 15% 11 mph SSW 64% 0
7 PM Patchy rain nearby 60° 57° 17% 7 mph SW 74% 0
8 PM Patchy rain nearby 57° 56° 22% 4 mph SSW 83% 0
9 PM Clear 56° 55° 12% 3 mph SSW 86% 0
10 PM Patchy rain nearby 56° 55° 24% 2 mph SSW 89% 0
11 PM Clear 55° 55° 15% 2 mph S 90% 0

Flagstaff hourly weather - Wednesday, September 16

In Flagstaff, expect a high near 63°F (17°C) around 2 PM and a low of 54°F (12°C) near 11 PM; precipitation risk peaks at 84% around 9 PM.

TimeConditionsTemp FeelsRainWind HumidityUV
12 AM Patchy rain nearby 55° 55° 44% 3 mph SSW 91% 0
1 AM Patchy rain nearby 55° 55° 44% 2 mph SSW 93% 0
2 AM Light rain shower 55° 54° 82% 2 mph SW 93% 0
3 AM Light rain shower 55° 55° 58% 2 mph SW 94% 0
4 AM Light rain shower 56° 55° 64% 4 mph S 91% 0
5 AM Light rain shower 56° 55° 76% 3 mph S 91% 0
6 AM Light rain shower 55° 54° 76% 4 mph SSW 92% 0
7 AM Light rain shower 56° 55° 65% 4 mph SW 92% 0
8 AM Light rain shower 59° 58° 70% 4 mph SW 84% 1
9 AM Light rain shower 60° 57° 50% 8 mph SSW 78% 2
10 AM Light rain shower 62° 59° 60% 8 mph SSW 73% 4
11 AM Light rain shower 62° 59° 60% 8 mph S 73% 5
12 PM Light rain shower 62° 59° 65% 8 mph S 74% 5
1 PM Patchy rain nearby 62° 60° 31% 6 mph S 74% 4
2 PM Light rain shower 63° 59° 56% 8 mph SSW 70% 4
3 PM Light rain shower 61° 59° 61% 6 mph SSW 75% 2
4 PM Light rain shower 59° 57° 70% 5 mph SSE 82% 1
5 PM Light rain shower 57° 55° 69% 6 mph SE 87% 0
6 PM Light rain shower 56° 53° 69% 7 mph SE 92% 0
7 PM Light rain shower 55° 52° 77% 7 mph SE 94% 0
8 PM Light rain shower 54° 53° 79% 4 mph SE 97% 0
9 PM Light rain shower 54° 52° 84% 5 mph SE 97% 0
10 PM Light rain shower 54° 53° 67% 4 mph ESE 96% 0
11 PM Light rain shower 54° 53° 47% 3 mph ENE 96% 0

Flagstaff hourly weather - Thursday, September 17

In Flagstaff, expect a high near 70°F (21°C) around 2 PM and a low of 51°F (11°C) near 4 AM; precipitation risk peaks at 51% around 12 AM.

TimeConditionsTemp FeelsRainWind HumidityUV
12 AM Mist 54° 52° 51% 4 mph ENE 95% 0
1 AM Mist 53° 51° 37% 5 mph ESE 95% 0
2 AM Fog 52° 50° 43% 4 mph ESE 98% 0
3 AM Fog 51° 50° 46% 4 mph ESE 98% 0
4 AM Fog 51° 50° 43% 3 mph SE 98% 0
5 AM Fog 52° 51° 43% 2 mph SE 98% 0
6 AM Mist 51° 51° 35% 1 mph S 97% 0
7 AM Overcast 53° 53° 31% 1 mph S 94% 0
8 AM Overcast 56° 55° 26% 3 mph SW 84% 1
9 AM Overcast 59° 57° 20% 5 mph SW 77% 2
10 AM Overcast 62° 60° 18% 6 mph SSW 70% 5
11 AM Patchy rain nearby 64° 61° 16% 7 mph SSW 64% 6
12 PM Thundery outbreaks in nearby 67° 63° 17% 8 mph SSW 56% 8
1 PM Light rain shower 69° 64° 36% 9 mph SSW 50% 9
2 PM Light rain shower 70° 64° 36% 10 mph SSW 47% 7
3 PM Patchy rain nearby 69° 63° 8% 10 mph SW 48% 5
4 PM Patchy rain nearby 68° 63° 8% 9 mph SW 49% 3
5 PM Patchy rain nearby 66° 61° 17% 8 mph SW 55% 1
6 PM Patchy rain nearby 61° 58° 29% 7 mph SW 74% 0
7 PM Clear 56° 55° 13% 4 mph SW 89% 0
8 PM Patchy rain nearby 56° 55° 38% 2 mph SW 92% 0
9 PM Clear 55° 54° 15% 2 mph SW 93% 0
10 PM Clear 54° 54° 15% 2 mph WSW 94% 0
11 PM Mist 54° 54° 19% 2 mph SSW 94% 0

Quick answers for the hours ahead

What is the warmest hour in Flagstaff today?
3 PM is forecast to be the warmest, at about 70°F (21°C) with patchy rain nearby.
Will it rain in Flagstaff tonight?
A small chance: precipitation risk peaks at 24% around 10 PM.
When is the UV index highest in Flagstaff today?
Around 2 PM, when it reaches 8. From UV 3 upward, sun protection is recommended.

Flagstaff hour-by-hour: what to expect

Over the next 24 hours in Flagstaff, temperatures range from 55°F (13°C) around 2 AM up to 70°F (21°C) near 3 PM - about 5°F (3°C) below the typical September high of 75°F (24°C).

Precipitation is a real possibility: the chance of rain peaks at 82% around 2 AM. UV reaches 8 (2 PM) - sun protection recommended through midday.

The “feels like” column blends humidity and wind into an apparent temperature - see how it works in our feels-like temperature guide. Planning further ahead? Check the Flagstaff 14-day forecast or the monthly climate averages.

Hourly forecasts nearby