Flagstaff Weather & Climate

Flagstaff Monthly Weather Chart

Find the average high and low temperature by month for the Flagstaff Arizona area, average monthly rainfall, and approximate sunrise and sunset times during the year. Choose your most desirable times to travel or vacation in beautiful Flagstaff AZ.

Month

January

February

March

April

May

June

July

August

September

October

November

December

High*

42

45

49

57

67

78

81

79

73

63

51

43

Low*

15

17

21

26

33

41

50

48

41

31

22

15

Rainfall

2.3″

2.5″

2.4″

1.5″

0.7″

0.8″

2.2″

2.9″

2.2″

1.9″

1.8″

1.7″

Sunshine

77%

73%

75%

82%

88%

84%

76%

77%

80%

78%

74%

73%

Sunrise

7:34

7:12

7:37

6:54

6:22

6:11

6:23

6:46

7:09

7:32

7:01

7:27

Sunset

5:38

6:09

7:34

8:00

8:24

8:43

8:42

8:15

7:34

6:52

5:21

5:16

*Average high and low temperatures listed in degrees Fahrenheit.