关于“下雨天想哭”的英文表达，综合多个来源整理如下：

一、直接表达情感类

1. "On rainy days, I feel like crying."（下雨天，我忍不住想哭。）

2. "The rain makes me want to cry."（雨天让我想落泪。）

3. "It's raining, and I want to cry."（下雨了，我想哭。）

二、借景抒怀类

1. "The sky is crying with rain, and I can't help but feel sad."（天空因雨哭泣，我不禁感到悲伤。）

2. "Raindrops are like tears from the sky, and I'm overwhelmed with emotion."（雨滴如同天空的泪水，我被情绪淹没。）

3. "In the pouring rain, my memories flood back, and I'm on the verge of tears."（倾盆大雨中，回忆涌上心头，我几乎要落泪。）

三、哲理隐喻类

1. "The rain washes away everything, but my sadness lingers."（雨冲走了所有，但我的悲伤仍挥之不去。）

2. "Just as the rain is a mix of joy and sorrow, so are my feelings today."（正如雨包含喜怒哀乐，我的情绪也是如此复杂。）

3. "The rain is nature's way of cleansing, but it also brings a sense of melancholy."（雨是自然的净化方式，但也带来一丝忧郁。）

四、经典引用改编类

1. "The rain in Spain stays mainly in the plain."（西班牙的雨主要留在平原，但我的思念却无处不在。）

2. "If the umbrella were here, could it still shield you from my tears？"（如果伞还在，它还能为我挡住你的泪水吗？）

3. "When the rain comes, it's not just the weather, but the emotions that pour out."（下雨时，不只是天气变化，更是情感的宣泄。）

注：部分句子为网络流传的抒情表达，建议根据具体场景选择使用。文学创作时可参考意象叠加法（如"雨滴敲打着心窗，如同思念在蔓延"）或反差对比法（如"雨中的喧嚣与内心的寂静"）增强感染力。