St. Helena, CA vs Miami, FL

Side-by-side comparison of monthly climate normals (NOAA 1991-2020).

St. Helena is cooler than Miami (61°F vs 76.1°F annual avg) and drier than it (34 in vs 57.2 in per year). St. Helena has a Hot-summer Mediterranean climate; Miami a Tropical monsoon climate.

St. Helena, CA

Annual avg
61°F
Annual precip
34 in
Warmest month
August (88.8°F)
Coldest month
December (39.6°F)
Annual swing
23.5°F
Pleasant months
1 / 12
Hot-summer Mediterranean Csa USDA Zone 9a

Miami, FL

Annual avg
76.1°F
Annual precip
57.2 in
Warmest month
August (88.1°F)
Coldest month
January (61.2°F)
Annual swing
15.7°F
Pleasant months
6 / 12
Tropical monsoon Am USDA Zone 11b

Best months to visit each city

St. Helena

J
F
M
A
M
J
J
A
S
O
N
D

Miami

J
F
M
A
M
J
J
A
S
O
N
D

Month-by-month comparison

Month St. Helena Miami
High Low Precip High Low Precip
January 58.8°F 40.2°F 6.47 in 73.6°F 61.2°F 2.33 in
February 62.5°F 41.9°F 6.71 in 74.8°F 63.3°F 2.27 in
March 66.8°F 43.9°F 4.98 in 76.5°F 65.2°F 2.47 in
April 71.8°F 46.3°F 1.97 in 79.6°F 69.8°F 3.44 in
May 78.1°F 50.5°F 1.31 in 82.7°F 73.6°F 4.94 in
June 85.4°F 54.2°F 0.35 in 86.0°F 76.5°F 7.76 in
July 88.7°F 56.0°F 0.01 in 87.8°F 78.0°F 5.98 in
August 88.8°F 55.7°F 0.04 in 88.1°F 78.1°F 7.51 in
September 86.6°F 53.8°F 0.06 in 87.0°F 77.2°F 8.45 in
October 78.1°F 49.4°F 1.65 in 83.7°F 74.4°F 6.49 in
November 65.8°F 43.7°F 3.24 in 78.9°F 68.6°F 3.29 in
December 58.3°F 39.6°F 7.18 in 76.1°F 64.6°F 2.25 in
St. Helena overview
Full climate profile
 Miami overview
Full climate profile