Most save the date cards will not require more than a typical forever stamp (first class) when you are mailing with the US postal service, because they are usually fairly small (5x3.5 inches, 5.5x4.25 inches) and will weigh under an ounce.
Day by Day weather log for Barcelona Weather in September. September 30. Daily Comment: Temperature 25Â° C around 77 F Warm and sunny light cloud at times but generally clear skies. Day 29. Daily Comment: Temperature 25Â° C around 77 F warm and sunny. A little light cloud at times from 15:00 onwards.
September Weather on the Canary Islands: Average Temperature, Rainfall, Sunshine and Humidity. The tables below list the normal September temperatures and rainfall for cities on the Canary Islands. There's also information here on this month's average sunshine and humidity levels for the islands of El Hierro, Fuerteventura, Gran Canaria, Lanzarote, La Palma and Tenerife. The measures of climate are averages of data collected at weather stations from 1971 to 2000.