Average data for 10 years
1 September
Sunday
+22°
+18°
2 September
Monday
+22°
+17°
3 September
Tuesday
+22°
+17°
4 September
Wednesday
+22°
+18°
5 September
Thursday
+22°
+18°
6 September
Friday
+22°
+18°
7 September
Saturday
+22°
+18°
8 September
Sunday
+22°
+18°
9 September
Monday
+22°
+18°
10 September
Tuesday
+22°
+18°
11 September
today
+22°
+18°
12 September
tomorrow
+23°
+18°
13 September
Friday
+22°
+18°
14 September
Saturday
+23°
+18°
15 September
Sunday
+23°
+18°
16 September
Monday
+22°
+18°
17 September
Tuesday
+22°
+18°
18 September
Wednesday
+22°
+18°
19 September
Thursday
+23°
+18°
20 September
Friday
+22°
+18°
21 September
Saturday
+22°
+18°
22 September
Sunday
+21°
+18°
23 September
Monday
+21°
+18°
24 September
Tuesday
+22°
+18°
25 September
Wednesday
+22°
+18°
26 September
Thursday
+22°
+18°
27 September
Friday
+22°
+18°
28 September
Saturday
+22°
+18°
29 September
Sunday
+21°
+18°
30 September
Monday
+22°
+18°
Cities near you
Costa Rica
San Jose
Costa Rica
Cartago
Costa Rica
Liberia
Nicaragua
Managua
Nicaragua
Juigalpa
Cities with similar weather in September
Portugal
Lisbon
Spain
Santa Cruz de Tenerife
Spain
Marbella
Mauritius
Port Louis
Spain
Fuerteventura
In September, the weather in Alajuela is typically warm. Average daily high temperature in September is about 22 degrees above zero. On average, Alajuela has 30 rainy days in September. The rains are usually heavy. September as well as May, June, July, and August is considered the most uncomfortable time to visit Alajuela.